abstract |
The present invention relates to a gel composition comprising a polyurethane elastomer. Polyurethane elastomers are prepared from the reaction of a polyol, a polyisocyanate, and an optional polyurethane reaction catalyst in the presence of an optional topically acceptable carrier fluid. In one embodiment, the gel composition includes a personal care active ingredient or a health care active ingredient, and may be included in the gel composition by a pre-load method or a post-lost method. Also provided are gel pastes and topical formulations comprising polyurethane elastomers, and methods of making them. |