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:
May. 15, 1979
Filed:
May. 10, 1977
Applicant:
Inventors:
Katsutoshi Tanaka, Chigasaki, JP;
Kazuo Ikeda, Kanagawa, JP;
Assignees:
Kyoritsu Yuki Co., Ltd., Tokyo, JP;
Mitsubishi Chemical Industries, Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
C08J / ;
U.S. Cl.
CPC ...
521 63 ; 260 / ; 521149 ; 526292 ; 526303 ;
Abstract
Concentrated aqueous solution of acrylamide or mixture of acrylamide and other vinyl monomer is polymerized in the presence of catalyst, and the polymerization solution is to be boiled by heat of polymerization in the course of polymerization. Obtained hydrous gels of acrylamide polymers are porous, water soluble and are easily dehydrated by conventional dehydration techniques.
Tanaka, Katsutoshi. (1979). Method for producing acrylamide polymers (U.S. Patent No. 4154910). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4154910
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile