US 11,696,880 B2
Skin tightening compositions and methods of use
Alexandra Jane Elisa Farran, Dayton, NJ (US); Anne-Laure Suzanne Bernard, New York, NY (US); Prabhjot K. Saini, Avenel, NJ (US); Cynthia Ghobril, Paris (FR); and Julie Martin-Besnardiere, Aulnay-sous-Bois (FR)
Assigned to L'OREAL, Paris (FR)
Filed by L'OREAL, Paris (FR)
Filed on Dec. 31, 2019, as Appl. No. 16/731,188.
Prior Publication US 2021/0196586 A1, Jul. 1, 2021
This patent is subject to a terminal disclaimer.
Int. Cl. A61Q 19/08 (2006.01); A61Q 19/00 (2006.01); A61K 8/25 (2006.01); A61K 8/31 (2006.01); A61K 8/891 (2006.01); A61K 8/90 (2006.01); A61K 8/88 (2006.01); A61K 8/00 (2006.01); A61K 8/96 (2006.01); A61K 8/86 (2006.01); A61K 8/28 (2006.01); A61K 8/27 (2006.01); A61K 8/26 (2006.01); A61K 8/06 (2006.01); A61K 8/04 (2006.01); A61K 8/19 (2006.01)
CPC A61K 8/25 (2013.01) [A61K 8/044 (2013.01); A61K 8/064 (2013.01); A61K 8/19 (2013.01); A61K 8/26 (2013.01); A61K 8/27 (2013.01); A61K 8/28 (2013.01); A61K 8/31 (2013.01); A61K 8/86 (2013.01); A61K 8/88 (2013.01); A61K 8/891 (2013.01); A61K 8/965 (2013.01); A61Q 19/08 (2013.01); A61K 2800/48 (2013.01)] 5 Claims
 
1. A skin tightening composition comprising:
(a) about 3 to about 20 wt. % of at least one thickener chosen from polyamide-8, styrene ethylene/propylene copolymer, VP/eicosene copolymer, and a combination thereof;
(b) about 1.5% to about 13 wt. % of at least one filler is chosen from silica silylate, polymethylsilsesquioxane, and a combination thereof;
(c) about 5 to about 45 wt. % of acrylates/isobornyl acrylate copolymer;
(d) about 32 to about 85 wt. % of at least one volatile hydrocarbon,
wherein the skin tightening composition comprises less than 1 wt. % of water,
the skin tightening composition has a weight ratio of the acrylates/isobornyl acrylate copolymer (c) to the at least one thickener (a) is 1:1.5 to 8:1 ((c):(a)), and
wherein, all weight percentages are based on the total weight of the skin tightening composition.