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. 05, 1989
Filed:
Feb. 05, 1987
Applicant:
Inventors:
Hiroshi Kawakami, Shizuoka, JP;
Akira Igarashi, Shizuoka, JP;
Assignee:
Fuji Photo Film Co., Ltd., Kanagawa, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41M / ;
U.S. Cl.
CPC ...
503214 ; 427152 ; 428913 ; 428914 ; 503200 ; 503226 ;
Abstract
A heat-sensitive recording material is disclosed. The material comprises a support having provided thereon a heat-sensitive color-forming layer containing a colorless or slightly colored electron donating dye precursor and an electron accepting compound which is capable of forming color by reaction with the said electron donating dye precursor, wherein said color-forming layer has provided thereon a protective layer containing a binder and said color-forming layer contains a hardening agent which is capable of hardening said binder in the protective layer by reaction with said binder.