Polyether L-44 (Poloxamer 124), as a mature nonionic surfactant, performs stably and reliably in daily applications. However, improper operating conditions, formulation systems, or storage methods may still lead to abnormal foam, poor emulsification, or phase separation. When encountering problems, it is recommended to first review the operating procedures and perform preliminary diagnosis by referencing typical issues. In most cases, the problem can be quickly resolved by adjusting the dosage, changing the feeding sequence, or optimizing process parameters.
If the problem persists after self-troubleshooting, Hai'an Guoli Chemical Co., Ltd. provides multi-level technical support channels: you can call the sales or technical hotline for real-time communication, or leave a message on the company's official website or send an email with the product batch number and a detailed problem description. Technical engineers will respond within working days. For complex formulations or special processes, Guoli Chemical can also provide sample testing and formulation optimization suggestions to assist customers in product selection and application debugging.
| Problem Phenomenon | Possible Cause | Suggested Action |
|---|---|---|
| Unsatisfactory emulsification effect, lotion stratification | Insufficient dosage; mismatch between oil phase type and HLB value; improper feeding sequence or homogenization process | Appropriately increase the dosage of Polyether L-44 (suggest a gradient test in the range of 0.5%–5%); confirm the HLB value required by the oil phase and its compatibility with the product; optimize emulsification temperature and homogenization time |
| Abnormal increase in foam | System contains high-foaming components; low operating temperature; improper compatibility with other surfactants | Polyether L-44 itself is a low-foaming type; abnormal foam is mostly caused by blended components, so check the formulation one by one; appropriately increase the operating temperature to accelerate foam breaking |
| Product appearance turbid or stratified | Low storage temperature causing cloud point phenomenon; product moisture absorption or contamination; repeated freeze-thaw cycles | Return the product to room temperature (20–30℃), stir evenly before use; check container sealing to avoid moisture ingress; strictly avoid repeated freeze-thaw cycles |
| Uneven cell structure in polyurethane foam | Inappropriate dosage; unbalanced ratio with other additives (catalyst, silicone oil); insufficient mixing | Adjust the dosage of L-44 to optimize cell fineness; check overall formulation balance; strengthen mixing process control |
| Poor wetting and spreading effect | Contamination on substrate surface; low concentration; extreme pH affecting activity | Clean the substrate surface; increase Polyether L-44 concentration for testing; this product has good stability in acid, alkali, and hard water systems. If encountering extreme pH (<2 or >12), it is recommended to perform tolerance verification |
To efficiently resolve the problem, it is recommended to prepare the following information before contacting technical support:
Polyether L-44 is not classified as a hazardous chemical, but it is still recommended to wear chemical safety goggles and protective gloves during use, and wash hands thoroughly after operation. If accidentally splashed into eyes, immediately rinse with plenty of water for at least 15 minutes and seek medical attention. The product storage temperature should not exceed 40°C. Avoid repeated freeze-thaw cycles. Check the container integrity and label clarity before use. For any formulation adjustment experiments, it is recommended to first perform small-scale tests to verify, and then proceed to scale-up production after confirmation.