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:
Nov. 12, 1996
Filed:
Nov. 06, 1995
Applicant:
Inventors:
Assignee:
Chemische Fabrik Stockhausen GmbH, Krefeld, DE;
Primary Examiner:
Int. Cl.
CPC ...
C08F / ; C08F / ; C08F / ; C11D / ;
U.S. Cl.
CPC ...
5263182 ; 526 87 ; 526 89 ; 5263184 ; 526319 ; 526330 ; 526911 ;
Abstract
The preparation of terpolymers by free radical polymerization of an unsaturated dicarboxylic acid with an unsaturated monocarxylic acid and a further saturated monomer which contains no free carboxyl groups, in an aqueous medium, is carried out, according to the invention, in the presence of surfactant compounds.