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. 20, 1988
Filed:
May. 29, 1987
Applicant:
Inventors:
Masahiro Miyauchi, Funabashi, JP;
Mitsuru Fuchigami, Tokyo, JP;
Assignee:
Mitsubishi Paper Mills, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41M / ;
U.S. Cl.
CPC ...
503200 ; 427150 ; 427151 ; 428409 ; 428913 ; 503226 ;
Abstract
There is provided a heat sensitive recording sheet comprising a support and a heat sensitive color forming layer excellent in mechanical adaptability and recording characteristics and capable of providing clear copies. This recording sheet has a smoothness of at least 150 seconds measured according to JIS P8119, an opaqueness of 30-50% according to JIS P8138 and a stiffness in longitudinal direction of 35 or less in Clark value according to JIS P8143 and the support is a synthetic paper.