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:
Dec. 08, 1981
Filed:
Aug. 25, 1980
Applicant:
Inventors:
Peter Hohlein, Krefeld, DE;
Hans-Joachim Traenckner, Krefeld, DE;
Lothar Fleiter, Krefeld, DE;
Ludwig Bottenbruch, Krefeld, DE;
Assignee:
Bayer Aktiengesellschaft, , DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F / ;
U.S. Cl.
CPC ...
260 / ; 260 / ;
Abstract
A binder composition which has a number average molecular weight of from 1000 to 20,000 and which comprises, in copolymerized form, from 5 to 55% by weight of fumaric acid and/or maleic acid bis-glycidyl ester and from 95 to 45% by weight of one or more vinyl and/or vinylidene monomers, esterified to an acid number of from 3 to 30 mg KOH/g with from 18 to 72% by weight, based on copolymer plus fatty acid, of a fatty acid and subsequently reacted with 0 to 3% by weight, based on copolymer plus fatty acid plus dicarboxylic acid anhydride, of a dicarboxylic acid anhydride.