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:
Jul. 04, 2000
Filed:
Apr. 20, 1998
Kazuto Kunita, Shizuoka-ken, JP;
Keitaro Aoshima, Shizuoka-ken, JP;
Ippei Nakamura, Shizuoka-ken, JP;
Tatsuo Nakamura, Shizuoka-ken, JP;
Fuji Photo Film Co., Ltd., Minami-Ashigara, JP;
Abstract
The negative working image recording image recording material of the present invention is a negative working image recording material comprising (A) a compound which acts as a cross-linking agent in the presence of an acid, (B) a binder polymer, (C) a compound which generates an acid by the action of heat and (D) an infrared absorber, wherein (A) the compound which acts as a cross-linking agent in the presence of an acid is a phenol derivative represented by the following general formula (I) or (II) wherein each of the groups is defined and wherein (B) the binder polymer is a polymer having in the side chain an aromatic hydrocarbon ring having directly linked thereto a hydroxyl group or an alkoxy group if (A) is a phenol derivative represented by the general formula (I), but (B) the binder polymer is a polymer having in the main chain or the side chain an aromatic hydrocarbon ring having directly linked thereto a hydroxyl group or an alkoxy group if (A) is a phenol derivative represented by the general formula (II). ##STR1##