US 11,986,548 B2
Hydrophobic topical compositions and methods for producing same
James SaNogueira, Wesley Hills, NY (US); and Tao Zheng, New City, NY (US)
Assigned to Edgewell Personal Care Brands, LLC, Chesterfield, MO (US)
Filed by Edgewell Personal Care Brands, LLC, Chesterfield, MO (US)
Filed on Jan. 23, 2023, as Appl. No. 18/158,128.
Application 18/158,128 is a continuation of application No. 15/412,018, filed on Jan. 22, 2017, granted, now 11,590,067.
Claims priority of provisional application 62/281,854, filed on Jan. 22, 2016.
Prior Publication US 2023/0157943 A1, May 25, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. A61K 8/02 (2006.01); A61K 8/25 (2006.01); A61K 8/27 (2006.01); A61K 8/29 (2006.01); A61K 8/34 (2006.01); A61K 8/35 (2006.01); A61K 8/37 (2006.01); A61K 8/73 (2006.01); A61K 8/81 (2006.01); A61K 8/87 (2006.01); A61K 8/89 (2006.01); A61K 8/891 (2006.01); A61K 8/893 (2006.01); A61Q 17/00 (2006.01); A61Q 17/02 (2006.01); A61Q 17/04 (2006.01)
CPC A61K 8/891 (2013.01) [A61K 8/25 (2013.01); A61K 8/27 (2013.01); A61K 8/29 (2013.01); A61K 8/34 (2013.01); A61K 8/35 (2013.01); A61K 8/37 (2013.01); A61K 8/731 (2013.01); A61K 8/8111 (2013.01); A61K 8/8147 (2013.01); A61K 8/8152 (2013.01); A61K 8/87 (2013.01); A61K 8/89 (2013.01); A61K 8/893 (2013.01); A61Q 17/00 (2013.01); A61Q 17/02 (2013.01); A61Q 17/04 (2013.01); A61K 2800/31 (2013.01); A61K 2800/43 (2013.01); A61K 2800/54 (2013.01)] 20 Claims
 
1. A topical composition comprising:
at least one film former comprising a silicone having a surface tension lower than 35 dynes/cm, wherein said silicone comprises C24-28 alkyldimethylsiloxy trimethylsiloxysilicate, trifluoropropyldimethylsiloxy/trimethylsiloxy silsesquioxane, or combinations thereof, and wherein said at least one film former is present in an amount of 0.5% to 10% by weight based on a total weight of said topical composition;
hydrophobic particles comprising polymethylsilsesquioxane and silica silylate, wherein said polymethylsilsesquioxane is present in an amount greater than 0.5% based on the total weight of said topical composition, and wherein said particles are present in an amount up to 10% by weight based on the total weight of said topical composition;
a volatile topical carrier present in an amount of 10% to 80% by weight based on the total weight of said topical composition; and
a sunscreen active agent selected from the group consisting of an organic sunscreen active agent.