textile fiber and paper application_number US 97763407 A description one aspect of the present invention is directed toward a polyester of the present invention made by the reaction of a is an integer ranging from 0 to 200 b is an integer ranging from 2 to 20 c is an integer ranging from 0 to 10 d is an integer ranging from 5 to 20 n is an integer ranging from 7 to 17 at a temperature of between 50 and 100 u00b0 c said the mole ratio of said succinic anhydride to hydroxyl group ranging from a value of b 2 to b 5 to producing a carboxyl ester having between half and one fifth of the hydroxyl groups esterified one of said compounds conforming to the following structure when b 10 and half of the hydroxyl groups have been esterified another of said compounds conforming to the following structure when b 10 and one fifth of the hydroxyl groups have been esterified followed by reaction of the intermediate with a polysorbate conforming to the following structure g is an integer ranging from 0 to 30 with the proviso that e f g is an integer ranging from 9 to 50 r 1 is alkyl having from 7 to 21 carbon atoms wherein the ratio of hydroxyl on the polysorbate to carboxyl group ranges from 4 1 to 2 1 the remaining hydroxyl groups react with the carboxyl groups of the polysorbate and those of the dimethicone.