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:
Jan. 01, 1991
Filed:
Jul. 27, 1989
Fuji Photo Film Co., Ltd., Kanagawa, JP;
Abstract
A recording material comprising an electron donating colorless dye and an electron accepting compound is disclosed, the recording material further comprising, as a heat-fusible substance, a benzyl ether derivative represented by formula (I): ##STR1## wherein R represents a halogen atom or a substituted or unsubstituted alkoxy group; and when R is a substituted or unsubstituted alkoxy group, X, Y and Z, which may be same or different, each represents a hydrogen atom, a substituted or unsubstituted alkyl group, a substituted or unsubstituted alkoxy group or a halogen atom; and when R is a halogen atom, X represents a substituted or unsubstituted alkoxy group, and Y and Z each represents a hydrogen atom. The recording material exhibits improved color developability and color forming sensitivity.