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:
Apr. 26, 1994
Filed:
Sep. 23, 1992
Applicant:
Inventors:
Julian E Parker, III, James Island, SC (US);
John A Alford, Goose Creek, SC (US);
Assignee:
Westvaco Corporation, New York, NY (US);
Primary Examiner:
Int. Cl.
CPC ...
C08F / ;
U.S. Cl.
CPC ...
526213 ; 526216 ;
Abstract
The invention relates to polymerizable emulsifiers, methods of preparing the emulsifiers, and latex compositions comprising the emulsifiers. In particular, the invention relates to maleic anhydride propylene sulfonate adducts of rosin and/or fatty acid which can be substituted for the surfactants or emulsifiers traditionally employed in the preparation of butadiene derived latexes.