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:
Sep. 04, 1990
Filed:
May. 22, 1989
Jui-Chang Chuang, Wayne, NJ (US);
Edward Walls, Jr, Cranford, NJ (US);
Stephen C Johnson, Newton, NJ (US);
Mohammed Tazi, Wayne, NJ (US);
GAF Chemicals Corporation, Wayne, NJ (US);
Abstract
Non-aerosol pump hair spray compositions herein are applied as a fine spray mist, without nozzle clogging, and dried rapidly, to provide superior hair holding power. The compositions includes a hair fixative resin which is a copolymer of maleic anhydride and an alkyl vinyl ether, and the ethyl and butyl half-esters thereof, in an amount of between 6 and 20% solids. In suitable embodiments of the invention, the resin is the C.sub.2 -C.sub.4 alkyl half-ester of maleic anhydride and C.sub.1 -C.sub.5 alkyl vinyl ether having a relative viscosity of about 1.20 to 1.35 (1% in ethanol).