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:
Jun. 19, 1979
Filed:
Mar. 23, 1978
Applicant:
Inventors:
Hans-Walter Birnkraut, Oberhausen, DE;
Werner Kluy, Bochum-Stiepel, DE;
Assignee:
Ruhrchemie Aktiengesellschaft, Oberhausen, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09J / ; B05D / ; B05D / ;
U.S. Cl.
CPC ...
156331 ; 156334 ; 4272 / ; 4273 / ; 4273 / ; 4273 / ; 4273 / ; 4273 / ; 427389 ; 4273 / ; 427391 ; 427393 ; 428442 ; 428463 ; 428473 ; 428500 ; 428514 ; 428522 ; 428537 ; 526303 ;
Abstract
This invention relates to novel quaternary copolymers and their preparation. The quaternary copolymers consist of 70-90 parts ethylene, 0.5-15 parts of an alkyl ester (wherein said alkyl group contains up to 8 carbon atoms) of an unsaturated monocarboxylic acid having 3-6 carbon atoms or a vinyl ester of a saturated monocarboxylic acid having up to 3 carbon atoms, 0.5-10 parts of an amide of an unsaturated monocarboxylic acid having 3-6 carbon atoms, and 0.15 parts of a vinyl ether having up to 10 carbon atoms; the sum of the parts totalling 100.