| 摘要 |
Skin treatment prepn. consists of a mixt. of (I) 100 pts. wt. diorganopolysiloxane with end groups blocked by trimethylsilyl groups, a viscosity of 20-106 cs. at 25 deg.C, and mainly consisting of units of formula R2SiO, where R is C1-6 hydrocarbyl, (II) 0-200 pts. wt. diorganopolysiloxanes compatible with (I), with end groups blocked by hydroxy and/or alkoxy groups, a viscosity of 20-1 million cs. at 25 deg.C, the org. groups being methyl, ethyl, vinyl and/or phenyl groups, at least 75% of these groups being aliphatic groups, (III) 1-200 pts. wt. of a benzene-soluble organosilicon copolymer mainly consisting of groups of formula RnSiO4-n/2, where n is 1.0-1.8, and (IV) 0-200 pts. wt. skin medicament. |
