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. 11, 1979
Filed:
Apr. 11, 1977
Applicant:
Inventors:
Jean Boutin, Saint-Priest, FR;
Jean Neel, Lyons, FR;
Assignee:
Rhone-Poulenc Industries, Paris, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F / ; C08F / ;
U.S. Cl.
CPC ...
20415923 ; 20415922 ; 427 541 ; 428461 ; 428463 ; 526 65 ; 526 88 ; 526240 ; 526392 ; 526303 ; 526312 ; 526317 ; 526923 ;
Abstract
Water-soluble acrylic polymers are prepared by a sequential photopolymerization process. A monomer solution is deposited on a support which is subsequently irradiated to effect polymerization. Photopolymerization promoters are incorporated in the monomer solution to facilitate polymerization.