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:
Jul. 28, 1987
Filed:
Mar. 27, 1986
Applicant:
Inventors:
Takashi Ukachi, Yokohama, JP;
Keiichi Bessho, Yokohama, JP;
Atsushi Kumano, Kawasaki, JP;
Yoshio Matsumura, Yamato, JP;
Robert E Ansel, Hoffman Estates, IL (US);
Assignees:
DeSoto, Inc., Des Plaines, IL (US);
Japan Synthetic Rubber Co., Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
C08G / ;
U.S. Cl.
CPC ...
528 71 ; 528 75 ; 528294 ; 528295 ; 528337 ;
Abstract
There is disclosed acrylate-terminated oligomers which are radiation-curable and which can be pigmented with magnetizable power to cure on electron beam exposure to provide superior magnetic recording structures. These oligomers include sulfonic acid groups which improve pigment wetting and which can be included in amide-containing compounds.