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:
Oct. 04, 1983
Filed:
Jul. 20, 1982
Applicant:
Inventors:
Akihiro Yamaguchi, Kamakura, JP;
Keizaburo Yamaguchi, Kawasaki, JP;
Hisamichi Murakami, Yokohama, JP;
Assignee:
Mitsui Toatsu Chemicals, Incorporated, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41M / ;
U.S. Cl.
CPC ...
428411 ; 428913 ; 428914 ; 427151 ; 282 275 ; 106 21 ; 430338 ;
Abstract
Heat sensitive recording sheet having improved light resistance and water resistance. A developer contained therein is one or more specified metal salts of 2,2'-bisphenolsulfide, 2,2'-bisphenolsulfoxide and 2,2'-bisphenolsulfone compounds. The heat sensitive recording sheet can further contain a heat fusible material having a melting point of 50.degree. to 190.degree. C.