Silicone polyester polymers as delivery systems

A process for conditioning hair and skin which comprises contacting the skin or hair with an effective conditioning amount of a silicone polyester prepared by the esterification reaction of

• (a) a hydroxyl containing silicone compound selected from the group consisting of;
• dimethicone copolyols conforming to the following structure;
• ##STR20## wherein;
• Me is methyl;
• a is an integer ranging from 2 to 20;
• b is an integer ranging from 0 to 200;
• R.sup.1 is selected from the group consisting of methyl and phenyl;
• R.sup.2 is (CH.sub.2).sub.3 --O--(CH.sub.2 --CH.sub.2 --O).sub.x --(CH(CH.sub.3)CH.sub.2 --O).sub.y --(CH.sub.2 --CH.sub.2 --O).sub.z --H
• x, y, and z are independently integers ranging from 0 to 20;
• terminal Dimethicone copolyols conforming to the following structure;
• ##STR21## wherein;
• Me is methyl;
• c is an integer ranging from 0 to 200;
• R.sup.1 is selected from the group consisting of methyl and phenyl;
• R.sup.3 is (CH.sub.2).sub.3 --O--(CH.sub.2 --CH.sub.2 --O).sub.x --(CH(CH.sub.3)CH.sub.2 --O).sub.y --(CH.sub.2 --CH.sub.2 --O).sub.z --H and
• silanol compounds conforming to the following structure;
• ##STR22## wherein;
• Me is methyl;
• d is an integer ranging from 10 to 1,200;
• R.sup.1 is selected from the group consisting of methyl and phenyl;
• R.sup.4 is OH;
• with
• (b) a diacid selected the group consisting of;
• HO--C(O)--(CH.sub.2).sub.q --C(O)--OH,
• HO--C(O)--(CH.sub.2).sub.r --CH.dbd.CH--(CH.sub.2).sub.s --C(O)--OH;
• q is an integer from 2 to 10;
• r is an integer from 2 to 10;
• s in an integer from 2 to 10;
• dimer acid and hydrogenated dimer acid;
• and
• (c) a hydroxyl functional active selected from the group consisting of lanolin, cholesterol, dihydrocholesterol, Vitamin A, Vitamin D-2, Vitamin D-3, Vitamin D-4, Vitamin E, panthenol, cerberosterol and lanosterol;
• and optionally
• (d) a mono functional fatty acid conforming to the following structure;
• R.sup.5 --C(O)--OH
• R.sup.5 is selected from the group consisting of alkyl and alkylene and has from 6 to 20 carbon atoms.