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. 28, 1997
Filed:
Jan. 05, 1995
Edward G Malawer, Wayne, NJ (US);
Kolazi S Narayanan, Wayne, NJ (US);
James P Cullen, Bartonsville, PA (US);
Colleen M Rocafort, Lake Hiawatha, NJ (US);
ISP Investments Inc., Wilmington, DE (US);
Abstract
A low volatile organic compound hair spray composition in the form of a stable, clear, single phase microemulsion in which the particles therein have a diameter of less than 1 micron, consisting essentially of by weight, (a) a butyl half-ester of a copolymer of maleic anhydride and ethyl vinyl ether in an amount of about 2-10%, optionally neutralized up to 20 mole %, (b) poly(methyl vinyl ether) as a surface active polymer in an amount of at least 0.75 to 1 part of (a); (c) a secondary surfactant that is a polyethoxylated glyceryl fatty acid ester in an amount of at least 0.1%, and which has a hydrophilic-hydrophobic balance of greater than 10, (d) ethanol in an amount of 20 to 50%, and (e) water to 100%.