Patent Picks—Vitamin D3, Organosilicones, Polycarbonate Polyols, Silicone Gel, Arginine and More Related to Skin Feel

By: Katie Anderson (Schaefer), Cosmetics & Toiletries magazine

Posted: October 11, 2011

Polyether-modified organopolysiloxane, diorganopolysiloxane-polyether block copolymer, their production methods, and cosmetic preparation
United States Patent 8034891
Publication Date: Oct. 11, 2011
Assignee: Dow Corning Toray Company, Ltd.

Disclosed are a novel polyether-modified organopolysiloxane and a novel diorganopolysiloxane-polyether block copolymer, which are more resistant to oxidation than the heretofore existing polyoxyalkylene-modified organopolysiloxanes and are thus more resistant to producing allergenically antigenic oxidation products during elapsed time in storage. Methods of producing this polyether-modified organopolysiloxane and diorganopolysiloxane-polyether block copolymer are also provided, as well as a cosmetic containing the modified organopolysiloxane or diorganopolysiloxane-polyether block copolymer.

Amphoteric ethyl methacrylate copolymers and use thereof
United States Patent 8034888
Publication Date: Oct. 11, 2011
Assignee: BASF SE

The present invention relates to amphoteric copolymers comprised of ethyl methacrylate, a possible N-vinyllactam compound, at least one monoethylenically unsaturated carboxylic acid and at least one compound with α,β-ethylenically unsaturated double bond and at least one cationogenic and/or cationic group in copolymerized form. Also disclosed are cosmetic and pharmaceutical compositions that comprise such copolymers, their preparation methods and the use of these copolymers.

Composition and methods for skin care
United States Patent 8034788
Publication Date: Oct. 11, 2011
Assignee: Dermipsor Ltd.