Question 1

Is emulsifier A-110, polyoxyethylene oleate, OEO-110 harmful to the human body? Does it have an impact on the environment?

Accepted Answer

Emulsifier A-110 (polyoxyethylene oleate · OEO-110) is a low-toxicity, practically non-toxic substance with minimal harm to the human body; it also has good biodegradability and limited impact on the ecological environment, making it a relatively safe and environmentally friendly non-ionic surctant. Detailed Explanation From a human health perspective, the acute oral toxicity of emulsifier A-110 is extremely low, with a rat oral LD50 value > 2000 mg/kg, classifying it as a practically non-toxic grade and categorized by GHS as "non-hazardous substance or mixture." Under normal use conditions, this product does not cause significant acute health hazards. It only has mild irritation to the skin and eyes, and toxicological evaluations confirm no sensitization and no mutagenicity, providing a large safety margin. Routine operations only require standard chemical protective gloves (e.g., nitrile rubber gloves) and safety goggles for effective protection. From an environmental impact perspective, emulsifier A-110 has good biodegradability, decomposes relatively quickly in the natural environment after use, and does not cause long-term ecological accumulation. Its aquatic ecotoxicity LC50/EC50 > 10 mg/L indicates low acute toxicity to aquatic organisms. However, it should be noted that any surctant, if discharged directly into water bodies or soil in large quantities without treatment, may cause short-term disturbances to the local ecological environment. Therefore, disposal should follow relevant regulations and be handled by qualified agencies or through wastewater treatment systems before discharge. Overall, emulsifier A-110 is a relatively high-safety and eco-friendly auxiliary agent in industrial applications. As long as operations are standardized and personal protection is ensured, the risks to both humans and the environment can be controlled at very low levels. Key Toxicological and Ecological Parameters ItemParameter/Conclusion Acute oral toxicity (rat LD50)> 2000 mg/kg (practically non-toxic grade) GHS classificationNon-hazardous substance or mixture Skin irritationMild irritation Eye irritationMild irritation Skin sensitizationNo sensitization MutagenicityNo mutagenicity Aquatic ecotoxicity (LC50/EC50)> 10 mg/L BiodegradabilityReadily biodegradable Transport classificationNot classified as dangerous goods (UN/IMDG/IATA) Safe Use Recommendations Although this product is relatively safe, it is still recommended to follow these specifications in practical applications: Wear nitrile rubber or butyl rubber protective gloves (thickness > 0.3 mm) and tight-fitting safety goggles during operation; maintain good ventilation in the workplace and equip it with eyewash stations and emergency showers; thoroughly wash hands and any potential contact areas after operation; avoid eating, drinking, or smoking in the work area. Precautions Avoid direct discharge of the product into sewers, water bodies, or soil without treatment. Waste disposal should comply with local and national regulations, and incineration or disposal by qualified waste treatment cilities is recommended. Store in a cool, dry, well-ventilated warehouse, with a recommended storage temperature of 5°C to 35°C, away from heat and ignition sources, keep containers tightly closed, and avoid contact with strong oxidizers. Although the product is not classified as dangerous goods, containers must be kept sealed to prevent leakage during transport, and avoid transporting in the same vehicle as strong oxidizers. If accidentally goes into eyes, rinse immediately with plenty of water for at least 15 minutes while keeping eyelids open; if irritation persists, seek medical attention promptly.

Question 2

What should I do if problems occur during the use of Emulsifier A-110, Oleic Acid Polyoxyethylene Ester, OEO-110? How to obtain technical support?

Accepted Answer

If problems occur during the use of Emulsifier A-110, follow the steps below to troubleshoot and contact the Guoli Chemical professional technical team for support. Quick Diagnosis and Troubleshooting of Common Problems Emulsifier A-110 (Oleic Acid Polyoxyethylene Ester, OEO-110), as a nonionic surctant, may encounter problems in practical applications mostly related to usage conditions, compounding systems, or storage conditions. It is recommended to first check the following aspects: 1. Poor emulsification effect or emulsion stratification——Please check whether the water temperature matches the oil phase. The HLB value of this product is 11-12, suitable for constructing O/W emulsion systems. If the required HLB value of the oil phase differs significantly from this product, it may be necessary to compound with other emulsifiers to adjust. It is recommended to check whether the total amount of emulsifier in the formulation is sufficient (generally recommended at 5%-15% of the oil phase mass) and whether the homogenization and emulsification process is adequate. 2. Abnormal appearance or fluidity of the product——This product is a light yellow to yellow transparent oily liquid at room temperature, with a melting point of approximately -5°C and a cloud point of 75-85°C. If cloudiness, stratification, or paste formation occurs, it is usually due to low storage temperature and is a reversible physical change. Simply place the product in an environment of 20-35°C to slowly warm up, stir evenly to restore, without affecting performance. The recommended storage temperature is 5°C to 35°C. 3. Cloudiness or precipitation when compounded with anionic systems——This product is a nonionic surctant and can theoretically be compounded with anionic, cationic, nonionic, and amphoteric surctants. However, if the compounded system has a high pH (strong alkaline conditions), it may affect the stability of the ester bond. This product is not resistant to strong alkalis. It is recommended to control the system pH within the range of 5-9 for use. 4. Excessive foaming affecting the process——Although this product is a low-foaming type, it may still foam under specific conditions (such as high-shear stirring, gas-containing liquid circulation). Properly reduce stirring intensity, or add a small amount of defoamer (such as silicone type) for synergistic use. Technical Parameters Parameter Item Typical Value Appearance (Room Temperature) Light yellow to yellow transparent oily liquid HLB Value 11-12 Cloud Point 75-85°C pH Value (1% Aqueous Solution) 5.0-9.0 Active Content ≥99% Acid Value ≤2.0 mgKOH/g Hydroxyl Value 75-85 mgKOH/g Monoester Content ≥95% Water Content ≤1.0% Solubility Easily soluble in water Surce Tension (1%, 25°C) Approximately 30 mN/m Density (25°C) Approximately 1.00 g/cm³ Flash Point >200°C Application Recommendations To ensure the optimal performance of Emulsifier A-110, it is recommended to refer to the following usage conditions for the respective application scenarios: Textile Scouring Oil/Spinning Oil: Recommended dosage is 3%-8% of the total formulation, compounded with smoothing agents and antistatic agents. The optimal emulsification effect is achieved at a usage temperature of 40-60°C. Cosmetic Creams/Lotions: Recommended dosage is 3%-6% of the oil phase mass. Compounding with tty alcohols and co-emulsifiers (such as glyceryl monostearate) can result in a finer cream texture. Pesticide Emulsifiable Concentrates/Emulsions in Water: Typical dosage is 5%-15% (of total formulation). When preparing, it is recommended to first thoroughly mix this product with the oil phase, then slowly add the water phase while using high-shear emulsification. Metalworking Fluids: Used as an emulsifying base component, recommended dosage is 8%-20%. Compounding with rust inhibitors and extreme pressure agents to construct semi-synthetic or emulsion-type working fluids. Industrial Cleaners: Recommended dosage is 3%-10% in degreasing formulations. Used in conjunction with builders and alkaline agents, suitable for immersion or spray cleaning processes at 60-80°C. Emulsion Polymerization: As the primary emulsifier, the dosage is generally 1.5%-3% of the total monomer amount, obtaining polymer emulsions with uniform particle size and excellent mechanical stability. How to Contact Guoli Chemical for Technical Support If the problem cannot be resolved after the above checks, or if you need optimization suggestions for specific formulations, you can contact the technical service team of Hai'an Guoli Chemical Co., Ltd. through the following channels: Phone Consultation: Call the company's official contact number, transfer to the technical application department, and communicate directly with engineers regarding formulation issues. It is recommended to prepare the following information in advance: usage scenario, approximate formulation composition, specific abnormal phenomena (photos or samples are better), batch number (see product packaging barrel label). Sample Mailing for Analysis: If product abnormality is involved, send the unused original sample of the same batch along with the problematic application sample to the Guoli Chemical Quality Inspection Center for comparative testing and analysis by the laboratory. On-site Technical Service: For bulk purchases or long-term cooperative customers, Guoli Chemical can arrange application engineers to visit the site to troubleshoot process issues and assist in optimizing the usage plan. Documentation Support: Request the product's MSDS (Material Safety Data Sheet), TDS (Technical Data Sheet), or COA (Certificate of Analysis), and verify the incoming material quality against technical indicators to ensure it is within the acceptable range. Precautions When contacting technical support, please be sure to provide the product batch number (available on the packaging barrel label) for quick traceability and quality control data comparison. This product is non-hazardous, with relaxed transportation and storage conditions, but it is recommended to retain the original manucturer's packaging labels to avoid mixing with other chemicals or unclear labeling leading to misuse. In case of accidental contact with skin or eyes during use, immediately follow the first aid measures in the safety instructions (for skin contact, rinse with plenty of soapy water; for eye contact, rinse with clean water for at least 15 minutes), and if necessary, seek medical attention and present the MSDS. The technical parameters of our products are typical batch values; specific values may vary slightly. Please refer to the accompanying COA.

Question 3

How to purchase Emulsifier A-110, Oleic Acid Polyoxyethylene Ester, OEO-110? What is the minimum order quantity?

Accepted Answer

To purchase Emulsifier A-110, please contact the Guoli Chemical sales team for the latest quotation and inventory. The minimum order quantity is typically one packaging unit. Detailed Description Emulsifier A-110 (Oleic Acid Polyoxyethylene Ester/OEO-110) is a regular product of Guoli Chemical. It is currently not listed with spot retail prices on the website. The exact price depends on ctors such as order quantity, packaging form, and delivery address. It is recommended to contact the sales team directly for a customized quotation. You can submit the product model and estimated demand through the phone number or online customer service channels published on the official website of Haian Guoli Chemical Co., Ltd., and the sales staff will quickly generate a quotation. Regarding the minimum order quantity, the conventional packaging specifications for this product are 50 kg/plastic drum, 200 kg/plastic drum, and IBC tote. Generally, the minimum order quantity is one minimum packaging unit (i.e., 50 kg/drum), but specific policies may adjust with sales strategies. If your application is still in the trial or pilot stage, you can negotiate with the sales team about sample provision. Packaging Specifications Packaging Form Specifications Applicable Scenarios Plastic Drum 50 kg/drum Small batch procurement, laboratory or pilot trial Plastic Drum 200 kg/drum Large-scale production, conventional industrial applications IBC Tote Approximately 1000 kg (1 ton) Large-volume continuous production, storage and liquid dispensing Application Suggestions Before formal procurement, it is recommended to clarify the specific application system (e.g., textile oils, pesticide emulsifiable concentrates, metalworking fluids) and process conditions (temperature, pH, water hardness). The HLB value of A-110 is in the range of 11-12, making it highly suitable for O/W emulsion emulsification. If your formulation system matches, you can conduct small-scale trials using 50 kg drum packaging to verify effectiveness before expanding procurement scale, thereby reducing overall costs. Precautions Storage: The product should be stored in a cool, dry place, with a recommended temperature of 5°C to 35°C, away from heat sources and strong oxidizing agents. Sample Policy: For free samples or small sample requests, please consult the Guoli Chemical sales team directly. Generally, small trial samples can be supported. Price Validity: The prices of chemical raw materials are significantly affected by market fluctuations in upstream materials (e.g., ethylene oxide, oleic acid), so quotations have a short validity period. Please refer to the inquiry on the day for accurate pricing. Transportation: This product is non-hazardous and can be transported via regular logistics without special vehicle qualifications. However, ensure containers are sealed to prevent leakage.

Question 4

Is emulsifier A-110, oleic acid polyoxyethylene ester, OEO-110 compliant with environmental requirements? Can a test report be provided?

Accepted Answer

Emulsifier A-110 complies with environmental requirements, has good biodegradability and low ecotoxicity, and is an environmentally friendly nonionic surctant. Detailed Description According to the ecological information in the Guoli Chemical product database, emulsifier A-110 (oleic acid polyoxyethylene ester/OEO-110, CAS number: 9004-96-0) performs excellently in environmental compliance. The biodegradability is evaluated as "readily biodegradable", meaning it decomposes relatively quickly in the environment after use, with minimal ecological impact. Its aquatic ecotoxicity data is LC50/EC50 >10 mg/L, indicating low toxicity to aquatic organisms. In addition, the acute oral toxicity LD50 (rat) of this product is >2000 mg/kg, which is classified as practically non-toxic. According to GHS classification, it is a non-hazardous substance or mixture, with no significant health hazards under normal use conditions. In terms of regulatory compliance, emulsifier A-110 is not classified as dangerous goods (meeting the requirements of United Nations, IMDG, IATA and other international transport regulations). Its transport and storage conditions are relaxed, with no special control required. The product uses natural oleic acid as the hydrophobic base raw material, with a reasonable molecular design, in line with the current trend of green and environmentally friendly development in the surctant industry. The heavy metal content of the product is ≤10 mg/kg, arsenic content ≤2 mg/kg, and the control of harmful impurities is strict. It should be noted that although the product itself has excellent environmental performance, it should be avoided to discharge it directly into water bodies or soil without treatment after use. For waste disposal, it is recommended to use incineration or hand over to a qualified waste disposal agency for compliant treatment to ensure environmental safety throughout the life cycle. Summary of Key Environmental Indicators Environmental IndicatorDataEvaluation BiodegradabilityReadily biodegradableExcellent Aquatic ecotoxicityLC50/EC50 >10 mg/LLow toxicity Acute oral toxicityLD50 >2000 mg/kg (rat)Practically non-toxic MutagenicityNoneSafe Skin sensitizationNoneSafe Heavy metal content≤10 mg/kgQualified Arsenic content≤2 mg/kgQualified GHS classificationNon-hazardous substance or mixtureNon-dangerous Transport classificationNot classified as dangerous goodsGeneral cargo transport Regarding Test Reports The Guoli Chemical product database provides complete technical parameters and physicochemical indicator data (including more than 20 test indicators such as acid value, saponification value, hydroxyl value, iodine value, active content, pH value, moisture, heavy metals, etc.) for this product, all from the internal quality control system. If you need formal third-party test reports (such as full component analysis reports issued by SGS, CTI and other organizations, RoHS test reports, REACH compliance declarations, or biodegradability test reports), it is recommended to directly contact the sales or technical department of Hai'an Guoli Chemical Co., Ltd. Usually, such reports can provide special testing documents for corresponding batches or products according to specific customer needs (such as export compliance, customer audits, etc.). Notes The above environmental data is based on the ecological information chapter in the product database. In actual use, local environmental regulations should still be followed. Although the product is readily biodegradable, it is strictly forbidden to discharge it directly into natural water bodies without treatment. For test report requirements involving specific batches and testing items, please communicate with the sales manager of Guoli Chemical to confirm the types of reports that can be provided and the cycle time.

Question 5

What are the advantages of emulsifier A-110, oleic acid polyoxyethylene ester, OEO-110 compared with other similar products?

Accepted Answer

According to the technical data of Guoli Chemical, the core advantages of emulsifier A-110 (oleic acid polyoxyethylene ester, OEO-110) lie in its characteristics of **"high efficiency with low dosage, broad chemical tolerance, and multi-functional integration"**, making it a very balanced non-ionic surctant. Compared with similar oleic acid ester products on the market, A-110 has a more refined design in hydrophilic-lipophilic balance, thus showing outstanding performance in emulsification efficiency, system compatibility, and formulation simplification. The following are specific advantages: ### 1. High-Efficiency Emulsification and Low Dosage A-110 has a moderate hydrophilic chain length, capable of quickly emulsifying various animal and vegetable oils, mineral oils, and organic solvents. - **Comparative Advantage**: At the same dosage, the oil-in-water (O/W) emulsion formed by A-110 has finer particle size and higher stability. This means formulators can reduce the total amount of additives while maintaining emulsification effect, thereby controlling costs. - **Specific Data**: Its HLB value is **11-12**, critical micelle concentration (CMC) is approximately **1.3×10⁻⁴ mol/L**, and surce tension can be reduced to about **30 mN/m** (1% aqueous solution, 25°C), showing extremely high surce activity. ### 2. Broad Chemical Tolerance and High Compatibility - **Resistance to Acid, Alkali, and Hard Water**: A-110 remains structurally stable in acid, alkali, and high-hardness water, without precipitation or stratification. Although this product is not resistant to strong alkali (as indicated in the database), its chemical stability r exceeds that of ordinary ester products in conventional industrial environments with medium to low alkalinity. - **Excellent Compatibility**: As a non-ionic surctant, it can be formulated with anionic, cationic, and other non-ionic surctants in any proportion for synergistic effects. This provides great flexibility for constructing complex composite formulation systems, which is not available with general single-function additives. ### 3. Multi-Functional Integration, Simplifying Processes A-110 integrates functions such as **emulsification, solubilization, lubrication, and antistatic** into one, making it a "versatile" product. - **In the Textile Field**: It is not only a core emulsifying component in wool oils and spinning oils but also provides smoothness and antistatic properties, reducing fiber breakage. - **In Metalworking Fluids**: It can emulsify base oil while providing additional lubricity and extreme pressure performance to protect tools. - **In Emulsion Polymerization**: It can participate in polymerization as a reactive emulsifier, providing stability while improving the adhesion, water resistance, and film-forming properties of the final polymer. This is because its monoester content is **≥95%**, effective content **≥99%**, with very few impurities, minimizing interference with polymerization reactions. ### 4. Low Foam and Environmental Safety - **Low Foaming**: This product generates low foam during application and defoams quickly, especially beneficial for industrial cleaning and circulating systems, effectively preventing overflow and foam entrainment. - **Safety and Environmental Friendliness**: The product has an acute oral toxicity (LD₅₀, rat) **>2000 mg/kg**, which is practically non-toxic; it is also easily biodegradable, meeting increasingly stringent environmental regulations, with a large safety margin during handling and use. ### Quick Technical Parameters | Parameter Item | Technical Indicator | Advantage Interpretation | | :--- | :--- | :--- | | **Ionic Type** | Non-ionic | Extremely strong compatibility, unaffected by hard water, acid, or alkali | | **HLB Value** | 11-12 | Specifically designed for O/W (oil-in-water) systems, stable emulsification | | **Effective Content** | ≥99% | High active matter, low dosage, high efficiency | | **Monoester Content** | ≥95% | Few diester by-products, purer emulsification, especially suitable for emulsion polymerization | | **Cloud Point (1% Aqueous Solution)** | 75-85°C | Can withstand higher temperature emulsification processes | | **Appearance** | Light yellow to yellow liquid or paste | Good product consistency, easy to pump and measure | ### Application Suggestions - **Recommended Dosage**: As the main emulsifier, the recommended addition amount is **5% - 15%** of the total oil phase (substance to be emulsified) in the formulation. The optimal dosage should be determined through gradient experiments. - **Application Fields**: Textile oils, pesticide emulsifiable concentrates/water emulsions, metal cutting fluids, cosmetic creams, industrial cleaners, and acrylate/styrene-acrylic emulsion polymerization. **Precautions**: This product is not resistant to strong alkali. For applications requiring long-term exposure to high pH (e.g., pH>12) environments, a stability assessment should be conducted in advance, or other alkali-resistant emulsifiers should be considered.

Question 6

How to store emulsifier A-110, oleic acid polyoxyethylene ester, OEO-110? What is the shelf life?

Accepted Answer

Emulsifier A-110 should be stored in a cool, dry, sealed and light-proof environment at 5°C~35°C; regarding shelf life, there is no official shelf life data in the product database of Guoli Chemical, but nonionic surctants can usually be stored stably for 12~24 months under recommended storage conditions. Detailed Description Emulsifier A-110 (oleic acid polyoxyethylene ester, OEO-110) is a nonionic surctant. Its molecular structure contains ester bonds and unsaturated double bonds (iodine value 80-95 gI₂/100g). During storage, two main risk ctors need to be prevented: hydrolysis and oxidation. Strictly following the recommended storage conditions can maximize the product's emulsifying power, dispersibility, and overall functional activity. The product is a pale yellow to yellow transparent oily liquid at room temperature (freezing point approx. -5°C) and is slightly hygroscopic. The container should always be kept sealed. If exposed to humid air or high temperatures for a long time, the product may absorb moisture or oxidize, leading to an increase in acid value and deepening of color, thereby affecting application performance. It is recommended to follow the "first in, first out" principle and regularly check the appearance and pH value (normal range for 1% aqueous solution is 5.0~9.0) of the inventory product. Although the product database does not list a specific shelf life, based on industry practices for similar oleate nonionic surctants, under sealed original packaging and cool, dry conditions at 5°C~35°C, the product can usually be stored stably for 12~24 months from the date of production. After this period, it is recommended to recheck key indicators (such as acid value ≤2.0 mgKOH/g, pH value, emulsifying power) before continued use if qualified. Storage Condition Parameters Item Requirement Storage Temperature 5°C ~ 35°C (recommended), prevent freezing or excessive temperature Storage Environment Cool, dry, well-ventilated warehouse, away from ignition sources and heat sources Container Requirement Keep sealed to prevent moisture absorption and contamination Incompatible Substances Avoid contact with strong oxidizing agents Prohibited Co-storage Avoid mixing storage with food and feed Leak Prevention Set up trays or dikes in the storage area to prevent spill spread Packaging Specifications 50kg plastic drum / 200kg plastic drum / IBC tote Chemical Stability Stable at room temperature, avoid strong acids, strong alkalis, and high temperature Freezing Point Approx. -5°C Flash Point >200°C Data source: Product database of Hai'an Guoli Chemical Co., Ltd. · Emulsifier A-110 Technical Parameters Application Recommendations Sampling Operation: Immediately seal the drum lid after each material withdrawal to reduce contact time with air. Use dedicated sampling tools to avoid cross-contamination. Winter Protection: When ambient temperature is below 5°C, the product may become turbid or increase in viscosity. Before use, place the product in a warm room to naturally return to above 15°C and stir evenly to restore; performance is not affected. Repackaging Management: If repackaging into small containers, the containers should be clean, dry, and sealed, and labeled with the product name and repackaging date. Quality Monitoring: During long-term storage, it is recommended to sample and test acid value, pH value, and appearance every 6 months to ensure the product remains effective. Precautions The product is slightly hygroscopic; the relative humidity of the storage environment should ideally be controlled below 60%. Although the flash point is >200°C, it should still be kept away from open flames and high-temperature heat sources. This product is not classified as dangerous goods; transportation and storage conditions are lenient, but the container must be sealed to prevent leakage. Waste disposal must comply with local and national regulations; do not pour directly into sewers or the environment.

Question 7

What safety precautions should be taken when using emulsifier A-110, oleic acid polyoxyethylene ester, OEO-110?

Accepted Answer

Emulsifier A-110 is classified as a low-toxicity non-hazardous substance. Under normal use, it has a high safety margin, but basic chemical handling procedures must still be followed, with emphasis on eye and skin protection. The storage temperature should be controlled between 5°C and 35°C. Detailed Description Emulsifier A-110 (oleic acid polyoxyethylene ester · OEO-110) is a nonionic surctant classified by GHS as a non-hazardous substance or mixture. Its acute oral toxicity LD50 (rat) is >2000 mg/kg, which is practically non-toxic, with no sensitization or mutagenicity. Under normal use conditions, it does not cause significant acute health hazards and has a high operational safety margin. Although the toxicity is very low, this product has slight irritancy to skin and eyes. Therefore, caution must still be exercised during handling. It is recommended to wear chemical protective gloves (e.g., nitrile rubber, thickness >0.3 mm, breakthrough time >480 min) and close-fitting safety goggles. If there is a risk of splashing, impermeable work clothing should also be worn. Hands and any other potentially contacted areas must be thoroughly washed after handling. Eating, drinking, or smoking is prohibited in the work area. The product has good biodegradability and can decompose relatively quickly in the environment after use, with minimal ecological impact. However, it must not be disposed of by pouring into sewers or water bodies. Disposal should be carried out by a licensed waste treatment cility in accordance with local and national regulations, with incineration being the recommended method. Safety Technical Parameters ItemParameter GHS ClassificationNon-hazardous substance or mixture Acute Oral Toxicity LD50 (rat)>2000 mg/kg Skin IrritationSlight irritation Eye IrritationSlight irritation Skin SensitizationNo sensitization MutagenicityNo mutagenicity Aquatic Ecotoxicity LC50/EC50>10 mg/L BiodegradabilityEasily biodegradable Recommended Storage Temperature5°C to 35°C Transport Hazard ClassificationNot classified as dangerous goods (UN/IMDG/IATA) Safe Handling and Storage Recommendations Personal Protective Equipment (PPE): Before handling, miliarize yourself with the substance's properties and strictly follow chemical safety operating procedures. For hand protection, use butyl rubber or nitrile rubber gloves (thickness >0.3 mm). Wear close-fitting safety goggles or a ce shield for eye protection. If ventilation is insufficient or in the presence of aerosols or heating operations, use appropriate respiratory protection (e.g., respirator with organic vapor cartridges). Eyewash stations and emergency showers should be available in the work area. Storage Requirements: Store in a cool, dry, well-ventilated warehouse, away from heat and ignition sources. Keep containers tightly closed and avoid contact with strong oxidizers. The recommended storage temperature is 5°C to 35°C. Prevent freezing or excessively high temperatures that could cause product deterioration. The storage area should be equipped with spill containment trays or dikes to prevent leakage. Avoid storage with food or feed. Transportation Notes: This product is not classified as dangerous goods, so transport conditions are relatively relaxed. During transport, ensure containers are sealed to prevent leakage. Avoid transporting in the same vehicle with strong oxidizers. No special regulatory requirements. First Aid and Emergency Procedures Skin Contact: Immediately remove contaminated clothing and wash skin with plenty of soap and water. If irritation persists, seek medical attention. Eye Contact: Immediately flush eyes with plenty of water for at least 15 minutes, lifting eyelids to ensure thorough rinsing. If continued stinging or redness occurs, seek medical attention. Inhalation: Move the person to fresh air and keep the airway clear. If discomfort occurs, seek medical attention. Ingestion: Do not induce vomiting. Rinse mouth with water and then drink 1-2 glasses of water. If symptoms develop, seek medical attention. Spill Handling: For small spills, absorb with inert material (e.g., sand, vermiculite) and collect into a sealed container. For large spills, contain to prevent entry into sewers or waterways. Use pumps to transfer to emergency containers, and treat residues with absorbents. Wear appropriate protective equipment throughout and ensure good ventilation. Firefighting Measures: Suitable extinguishing media: water fog, alcohol-resistant foam, dry powder, carbon dioxide. Combustion may release carbon monoxide, carbon dioxide, and other irritating vapors. Firefighters must wear self-contained positive-pressure breathing apparatus and full protective gear.

Question 8

How to use emulsifier A-110, oleic acid polyoxyethylene ester, OEO-110? What is the recommended addition amount?

Accepted Answer

The addition amount of emulsifier A-110 has no fixed standard and needs to be determined through experiments based on the specific application system and oil phase characteristics. However, according to industry application experience, a reference ratio range can be provided. Detailed Description Emulsifier A-110 (oleic acid polyoxyethylene ester, OEO-110) is a nonionic surctant with an HLB value between 11 and 12. It is a light yellow to yellow liquid (or paste) at room temperature, easily soluble in water, and particularly adept at emulsifying and dispersing O/W (oil-in-water) systems. Regarding the question of how to correctly use and add it, it is first necessary to clarify that the optimal dosage of emulsifier A-110 in a formulation is not fixed. It directly depends on the type of oil to be emulsified, the oil-water ratio, the required emulsion type, and the specific performance requirements of the end product. In the early stages of formulation design, it is recommended to use the "HLB value matching method" for screening. That is, by blending A-110 with other high and low HLB value emulsifiers, the HLB value of the composite emulsifier matches the HLB value required by the target oil phase. Typically, the initial dosage of emulsifier is set within the range of 5% to 20% of the oil phase weight for gradient experiments. For low-viscosity emulsions requiring high fluidity, a lower dosage may be used; for high-demand systems requiring long-term stability and fine particle size, the dosage should be appropriately increased or co-emulsifiers should be added. In terms of usage method, emulsifier A-110 has both hydrophilic and lipophilic properties and can be flexibly added according to process convenience. The most common method is to directly add the emulsifier to the water phase and stir evenly, then slowly add the oil phase under high-speed shearing or homogenization. Its "low foaming tendency" and "high emulsifying power" quickly form a stable and fine emulsion. In cosmetics production, it can also be dissolved in the oil phase, heated to 75-85℃, and then mixed with the water phase at the same temperature. Technical Parameters The following key parameters closely related to formulation design are for your reference (data source: Guoli Chemical Product Database): Parameter ItemTechnical Index Ion TypeNonionic HLB Value11~12 Active Content (%)≥99 pH Value of 1% Aqueous Solution (25℃)5.0~9.0 Cloud Point (℃)75~85 Surce Tension (1%, 25℃, mN/m)Approximately 30 Density (25℃, g/cm³)Approximately 1.00 Appearance (Room Temperature)Light yellow to yellow liquid or paste Application Suggestions According to the application practices of emulsifier A-110 in different industries, the following are reference addition amount ranges for preliminary experiments (source: industry general formulation experience; please note that this range is not an absolute standard and requires self-verification in actual operation): Textile Spinning Oil/Spinning Finish: Used as the main emulsifier and antistatic component, accounting for 3%~8% of the total formulation weight. Its function is to reduce friction during high-speed carding and spinning, giving the fibers good smoothness and cohesion. Cosmetic Creams and Lotions: As a mild O/W emulsifier, the recommended dosage is 1%~5% of the total formulation weight. It stabilizes the emulsion system, solubilizes fragrances and lipophilic active ingredients, and provides a light skin feel. It is particularly suitable for compounding with tty alcohol co-emulsifiers to increase cream consistency. Pesticide Emulsifiable Concentrates (EC) and Emulsions in Water (EW): The addition amount in the oil phase (active ingredient plus solvent) system is usually 5%~15%. Its excellent emulsifying and dispersing ability ensures that the pesticide can instantly "turn blue" and auto-emulsify when diluted in the field, greatly improving dilution stability and the spreading and penetrating ability of the spray liquid.

Question 9

In which industries and processes is Emulsifier A-110, Polyoxyethylene Oleate, OEO-110 primarily used?

Accepted Answer

Emulsifier A-110 is widely applied in six major industries including textiles, cosmetics, pesticides, metalworking, industrial cleaning, and emulsion polymerization, with core functions covering emulsification, wetting, dispersion, solubilization, and lubrication. Detailed Description Emulsifier A-110 (Polyoxyethylene Oleate/OEO-110) is a nonionic surctant with natural oleic acid as the hydrophobic group and polyoxyethylene as the hydrophilic group. At room temperature, it appears as a light yellow to yellow transparent oily liquid. With a moderate hydrophilic chain length, it exhibits excellent emulsification efficiency and system adaptability in the construction of O/W emulsions, while also possessing multiple functions such as wetting, dispersion, solubilization, lubrication, and antistatic properties. The unique advantage of this product lies in its broad chemical tolerance—it maintains structural stability in acidic, alkaline, and hard water conditions without precipitation or stratification, and can be compounded with anionic, cationic, nonionic, and amphoteric surctants in any ratio for synergistic effects. Additionally, its low foaming tendency makes it particularly effective in circulating systems and spraying processes, making it an indispensable core additive in many industrial formulations. Application Areas and Process Details IndustrySpecific Application ProcessesFunctional Role Textile IndustryWool lubricating oil, spinning oil agents, pretreatment auxiliariesProvides emulsification, wetting, and antistatic properties, imparting good cohesion and smoothness to fibers, reducing friction and breakage during carding and spinning, and improving tow collectability Cosmetics and Personal CareCreams, lotions, makeup removers, etc., in O/W systemsActs as a mild oil-in-water emulsifier and solubilizer, stabilizing the emulsion system, solubilizing fragrances and active ingredients, and imparting a light skin feel to the product Pesticide FormulationsEmulsifiable concentrates (EC), oil-in-water emulsions (EW), microemulsions (ME)Efficiently emulsifies various organic solvents and active ingredients, ensuring dilution stability of the spray solution, improving spreading and penetration on target surces, and enhancing efficacy Metalworking FluidsCutting fluids, grinding fluids, rust-preventive emulsified oilsProvides emulsion stability and lubricating extreme pressure performance, effectively cooling and protecting, extending tool life, and improving workpiece surce finish Industrial CleanersHard surce cleaning, metal parts degreasing, spray and immersion cleaningStrong detergency, degreasing, and dispersion capabilities, with significant removal effects on mineral oils and animal/vegetable oils, low foaming, and easy rinsing Emulsion PolymerizationPolymerization processes for acrylate, styrene-acrylic, and similar systemsParticipates in the polymerization process as a reactive emulsifier, improving the mechanical and electrolyte stability of the emulsion, and enhancing the adhesion, water resistance, and film-forming properties of the polymer Application Recommendations In formulation design, Emulsifier A-110 is recommended as the primary emulsifier, typically used at 5%–15% of the total oil phase. The specific ratio can be optimized based on the desired emulsion droplet size and stability. For complex formulation systems, it can be compounded with short-chain alcohols or anionic surctants to further reduce intercial tension and improve emulsion fineness. In pesticide emulsifiable concentrate formulations, it is recommended to use it in combination with nonionic/anionic blended emulsifiers to achieve better dilution stability and field spreading performance. In metalworking fluids, it can simultaneously fulfill both emulsifying and lubricating functions, reducing the need for additional lubricant additives and simplifying the formulation structure. Safety and Handling Precautions Acute oral toxicity is extremely low (LD50 > 2000 mg/kg), classified as practically non-toxic, but it is still recommended to wear nitrile gloves and safety goggles during operation. Mild irritation to skin and eyes; rinse immediately with plenty of water if contact occurs. Recommended storage temperature between 5°C and 35°C, avoiding freezing or high temperatures that may cause product deterioration. Biodegradable, but do not dispose of directly into drains or the environment; follow local environmental regulations and arrange disposal through qualified agencies. Classified as non-hazardous goods, with relaxed transportation conditions, but containers must be kept sealed and avoid transporting with strong oxidizers.

Question 10

What are the physicochemical technical parameters of Emulsifier A-110, Oleic Acid Polyoxyethylene Ester, OEO-110?

Accepted Answer

Emulsifier A-110 (Oleic Acid Polyoxyethylene Ester, OEO-110) is a class of nonionic surctants with balanced performance. Its physicochemical parameters comprehensively cover appearance, solubility, intercial properties, and quality indicators, making it precisely adaptable to various industrial formulation needs. Detailed Description Emulsifier A-110, chemically named polyethylene glycol monooleate (PEG oleate), is a nonionic surctant composed of natural oleic acid as the hydrophobic group and polyoxyethylene chains as the hydrophilic group. At room temperature, it appears as a light yellow to yellow transparent oily liquid or paste, with a molecular weight of approximately 708 g/mol. Its HLB value lies between 11 and 12, providing a balanced hydrophilic-lipophilic characteristic that efficiently forms oil-in-water (O/W) emulsions. This product is readily soluble in water, with a pH value of 5.0~9.0 for a 1% aqueous solution. It exhibits low foaming properties and rapid foam dissipation. The cloud point ranges from approximately 75 to 85°C, indicating stable structure retention even at higher temperatures. In terms of surce chemical performance, the surce tension at 1% concentration and 25°C is about 30 mN/m, and the critical micelle concentration (CMC) is approximately 1.3×10⁻⁴ mol/L, demonstrating excellent intercial adsorption and micellization capabilities. From a quality indicator perspective, the product has an active content ≥99%, monoester content ≥95%, diester content ≤5%, free alcohol ≤2%, moisture ≤1.0%, acid value ≤2.0 mgKOH/g, saponification value and hydroxyl value both in the range of 75~85 mgKOH/g, heavy metals (as Pb) ≤10 mg/kg, and arsenic ≤2 mg/kg, ensuring high purity and good safety. Technical Parameters Parameter ItemValue / Description CAS Number9004-96-0 Molecular FormulaC18H34O2·(C2H4O)n Molecular WeightApprox. 708 AppearanceLight yellow to yellow liquid or paste Ionic TypeNonionic HLB Value11~12 Cloud Point75~85°C Active Content≥99% pH (1% Aqueous Solution)5.0~9.0 pH (5% Aqueous Solution)5.0~7.5 SolubilityReadily soluble in water Density (25°C)Approx. 1.00 g/cm³ Kinematic Viscosity (25°C)Approx. 200 mm²/s Low Shear Viscosity (25°C)Approx. 300 mPa·s Refractive Index (20°C)1.4600~1.4700 Surce Tension (1%, 25°C)Approx. 30 mN/m Critical Micelle Concentration (CMC, 25°C)Approx. 1.3×10⁻⁴ mol/L Melting PointApprox. -5°C Flash Point (Closed Cup)>200°C Acid Value≤2.0 mgKOH/g Saponification Value75~85 mgKOH/g Hydroxyl Value75~85 mgKOH/g Iodine Value80~95 gI₂/100g UnsaturationApprox. 1.4 mol/kg Moisture≤1.0% Monoester Content≥95% Diester Content≤5% Free Alcohol≤2% Heavy Metals (as Pb)≤10 mg/kg Arsenic (As)≤2 mg/kg Foaming CharacteristicsLow foaming HygroscopicitySlightly hygroscopic Chemical StabilityStable at room temperature, avoid strong acids, strong bases, and high temperatures Alkali ResistanceNot resistant to strong alkalis (Note: structurally stable in acids, bases, and hard water; caution required in strong alkali environments) Packaging Specifications50kg plastic drum / 200kg plastic drum / IBC tote Application Recommendations Based on the above physicochemical properties, Emulsifier A-110 is particularly suitable for the following scenarios:O/W Emulsion Preparation: With an HLB value of 11~12 and low CMC, it quickly spreads and forms stable, fine emulsions in pesticide emulsifiable concentrates, cosmetic creams, and metalworking emulsifying oils.Industrial Cleaning: Its low foaming tendency combined with excellent wetting and penetrating power makes it suitable for spray or circulating system formulations for metal degreasing and hard surce cleaning.Textile Auxiliaries: As a core component in wool lubricants and spin finishes, it utilizes its antistatic and smoothing properties to reduce fiber friction and breakage.Emulsion Polymerization: With high monoester content (≥95%), it ensures uniform particle size and high stability of the product when used as a reactive emulsifier in acrylate, styrene-acrylic, and similar systems. Precautions This product is mildly irritating to skin and eyes; it is recommended to wear chemical protective gloves and goggles during operation. Storage temperature should be maintained at 5~35°C, avoiding freezing or deterioration due to high temperatures. Do not store with strong oxidizers or mix with food and feed. Although the product has good structural stability under acidic and alkaline conditions, compatibility and stability assessments are still necessary in strong alkaline environments.

Emulsifier A-110, Oleic Acid Polyoxyethylene Ester (OEO-110)

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Property	Value
CAS No.	9004-96-0
Molecular Formula	C18H34O2·(C2H4O)n
Appearance	Pale yellow to brownish-yellow liquid
Ionic Type	Nonionic
Avg. Molecular Weight	Approx. 708
Cloud Point	75-85
Active Content	≥99
pH Value(1%)	5.0~9.0
pH Value(5%)	5.0~7.5
Iodine Value	80-95
Solubility	Soluble in water; soluble in ethanol
Surface Tension	~30 (1%, 25°C, mN/m)
CMC	~1.3×10⁻⁴ (25℃, mol/L)
Acid Value	≤2.0
Saponification Value	75-85
Hydroxyl Value	75-85
Moisture	≤1.0
Density	~1.00 (25°C, g/cm³)
Kinematic Viscosity	~200 (25°C, mm²/s)
Refractive Index	1.4600-1.4700 (20°C)
Flash Point	>200
Hygroscopicity	Slightly hygroscopic
Chemical Stability	Stable at room temperature; avoid prolonged exposure to strong acids/alkalis and high temp
Foam Property	Low foam
Alkali Resistance	Not resistant to strong alkali
Unsaturation	~1.4 mol/kg
Melting Point	~-5°C
Monoester Content	≥95
Diester Content	≤5
Low Shear Viscosity	~300 (25℃, mPa·s)
Solid Content	≥99
Free Alcohol	≤2
Heavy Metal	≤10
Arsenic	≤2

Emulsifier A-110, Oleic Acid Polyoxyethylene Ester (OEO-110)

Product Details

Applications

Properties

Safety

Product Overview

Packaging and Storage

Specialty Applications

Product Properties

Safety

GHS

Handling

Storage

First Aid

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