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:
May. 25, 1993
Filed:
Sep. 23, 1991
Takekatsu Sugiyama, Shizuoka, JP;
Sadao Ishige, Shizuoka, JP;
Naoto Yanagihara, Shizuoka, JP;
Hiroshi Kamikawa, Shizuoka, JP;
Keiichi Tateishi, Shizuoka, JP;
Fuji Photo Film Co., Ltd., Kanagawa, JP;
Abstract
A light- and heat-sensitive recording material is disclosed which includes a support having thereon a recording layer containing a diazo compound, a coupling component, and an organic base compound, wherein the diazo compound is a 1-substituted amino-3-alkoxybenzene-4-diazonium salt and the coupling component is a compound prepared from any of cyclohexane-1,3-dione, 3-cyclohexenone, or 2-cyclohexenone. The light- and heat-sensitive recording material according to the present invention can develop an excellent magenta color hue and has excellent storage properties before recording use (shelf life).