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A copolymer of PEG-8 and SMDI (methylene diphenyl diisocyanate), functioning as a film-forming agent and emulsifier, often used to improve product stability and texture.
Beneficial for
Safety summary
Generally considered safe for cosmetic use. The final polymer is stable and does not contain free isocyanates.
CAS Number
39444-87-6
For informational purposes only. This is not medical advice. Always patch test new products and consult a dermatologist for skin concerns.