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:
Sep. 01, 1987
Filed:
Feb. 13, 1986
Applicant:
Inventors:
Hiroyuki Oka, Hitachi, JP;
Shinichi Akasaka, Hitachi, JP;
Shuichi Ohara, Hitachi, JP;
Shintaroo Hattori, Hitachi, JP;
Yasuki Mori, Hitachi, JP;
Toshikazu Narahara, Ibaraki, JP;
Hiroshi Matsumoto, Hitachi, JP;
Assignees:
Hitachi, Ltd., Tokyo, JP;
Nitto Electric Industrial Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41M / ;
U.S. Cl.
CPC ...
428216 ; 8471 ; 428195 ; 428207 ; 428211 ; 428336 ; 428337 ; 4284744 ; 4284749 ; 4284752 ; 4284755 ; 4284763 ; 4284793 ; 428913 ; 428914 ;
Abstract
A thermal transfer recording sheet comprising a substrate and ink layer formed thereon containing one or more sublimable dyes and a high-molecular-weight polyamide obtained from dimer acids as a binder is good in adherence of the ink layer to the substrate, and thermal transfer properties to give clear color hard copies.