The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 17, 2023
Filed:
Apr. 20, 2016
Nouryon Chemicals International B.v., Arnhem, NL;
Jean-Pierre Leblanc, Hillsborough, NJ (US);
Michael Timothy Philbin, Hopewell, NJ (US);
NOURYON CHEMICALS INTERNATIONAL B.V., Arnhem, NL;
Abstract
A hair fixative composition comprising a film forming polymer that is prepared from monomers comprising (a) 10-30% by weight of one or more copolymerizable comonomers selected from the group consisting of N-alkyl (meth)acrylamide wherein the alkyl group thereof contains from 2 to 12 carbon atoms, wherein for at least one of said copolymerizable comonomers the alkyl group contains from 5 to 12 carbon atoms; (b) 14-21% by weight of copolymerizable comonomers comprising acrylic acid and optionally one or more acidic copolymerizable comonomers selected from the group consisting of methacrylic acid, crotonic acid, itaconic acid, maleic acid, fumaric acid, and the (C-C)alkyl half esters of maleic and fumaric acids; and (c) 40-76% by weight two or more copolymerizable comonomers selected from the group consisting of (C-C)alkyl(meth)acrylates, wherein at least one of said two or more copolymerizable comonomers is a (C-C)alkyl(meth)acrylate; said film forming polymer being optionally completely or partially neutralized with a basic reagent.