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:
Aug. 27, 1991
Filed:
Nov. 01, 1990
Applicant:
Inventors:
Mikiya Sekine, Warabi, JP;
Shigetoshi Hiraishi, Tokyo, JP;
Assignee:
Mitsubishi Paper Mills Limited, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41M / ;
U.S. Cl.
CPC ...
503217 ; 503216 ; 503218 ;
Abstract
A heat-sensitive recording material comprising a support and a heat-sensitive recording layer provided on the support, said heat-sensitive recording layer comprising an aromatic or heterocyclic isocyanate compound and an imino compound which reacts with the isocyanate compound to form color upon heating, said isocyanate compound being in the form of particles having an average diameter of 0.7-3.0 .mu.m. With use of the heat-sensitive recording material, images sufficient in optical density for practical use can be printed.