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. 07, 1993
Filed:
Mar. 10, 1993
Applicant:
Inventors:
Assignees:
Denki Kagaku Kogyo Kabushiki Kaisha, Tokyo, JP;
Sony Corporation, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
B41M / ; B41M / ;
U.S. Cl.
CPC ...
503227 ; 428195 ; 428500 ; 428913 ; 428914 ;
Abstract
A binder resin for a heat transfer layer, which consists essentially of a polyvinyl acetacetal resin (I) having an acetacetalation degree of at least 87% by weight, the weight ratio of cis-vinyl acetacetal moiety/trans-vinyl acetacetal moiety in the acetacetal moiety of the resin (I) being from 1 to 4.