Emulsifier systems comprising ester-modified organopolysiloxanes and their use for producing cosmetic or pharmaceutical compositions

摘要

Emulsifier-system (A) contains ester modified organopolysiloxane compounds (I). Emulsifier-system (A) contains ester modified organopolysiloxane compounds of formula (R 2>-Si(R 1>) 2-O-[Si(R 1>) 2-O] a-[Si(R 1>)(R 3>)-O] b-[Si(R 1>)(R 4>)-O] c-[Si(R 1>)(R 5>)-O] d-[Si(R 1>)(R 6>)-O] e-[Si(R 6>) 2-O] f-Si(R 1>) 2-(R 2>)) (I). R 1>optionally saturated and branched 1-30C alkyl, 7-30C alkaryl or 6-30C aryl; R 3>ester group of formula (-CH 2-[CH 2] m-CH 2-[O-CH 2-[CH(OR 8>)] p-CH 2] n-OR 7>); either a : 1-230; and b, c : 1-100; and d : 0-50; and e, f : 0-10; or a+b+c+d+e+f+2 : 20-250; m : 1-4; n, p : 0 or 1; R 7>monobasic acyl residue (optionally saturated) or 6-30C fatty acid; R 8>H or R 7>; R 4>(CH 2) 3-O-[CH 2-C(Y 1>)(Z)-CH 2] q-OH; q : 1-20; Y 1>, Z : H, OH, CH 3, CH 2CH 3or CH 2OH, where at least one or Y 1>, Z is OH or CH 2OH; R 5>optionally saturated and branched 1-30C alkyl or 7-30C alkaryl; R 6>siloxane group of formula (-O-[Si(R 1>) 2-O] a-[Si(R 1>)(R 3>)-O] b-[Si(R 1>)(R 4>)-O] c-[Si(R 1>)(R 5>)-O] d-[Si(R 1>)(R 6>)-O] e-[Si(R 6>) 2-O] f-Si(R 1>) 2-(R 2>)); and R 2>R 1>, R 3>, R 4>or R 5>.