01.10.06
BASF Patents Hair Styling Aids
l Patent No. US 6,964,774 B1: BASF Aktiengesellschaft, Ludwigshafen, Germany has patented a method for improving hold or elasticity of a hairstyle. The hair cosmetic formulations must apply to hair polymers obtained by free-radical polymerization of at least one vinyl ester of C1–C24-carboxylic acids in the presence of polyether-containing compounds and optionally one or more other copolymerizable monomers and subsequent at least partial hydrolysis of the ester functions of the original monomers.
l Patent No. US 6,964,774 B1: BASF Aktiengesellschaft, Ludwigshafen, Germany has patented a method for improving hold or elasticity of a hairstyle. The hair cosmetic formulations must apply to hair polymers obtained by free-radical polymerization of at least one vinyl ester of C1–C24-carboxylic acids in the presence of polyether-containing compounds and optionally one or more other copolymerizable monomers and subsequent at least partial hydrolysis of the ester functions of the original monomers.