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:
Dec. 14, 1993
Filed:
May. 26, 1992
Hiroshi Nakatsugawa, Odawara, JP;
Takaaki Kojima, Odawara, JP;
Konica Corporation, Tokyo, JP;
Abstract
A light-sensitive silver halide color photographic material is disclosed. The light-sensitive material comprises a support and a silver halide emulsion layer and a non-light-sensitive hydrophilic colloid layer provided on the support. The emulsion layer comprises a mixture of at least two kinds of silver halide emulsions which different from each other in sensitivity. The emulsion layer contains a magenta coupler represented by Formula II and the non-light-sensitive layer contains a compound represented by formula II: ##STR1## wherein Ar is an aryl group; Y is a hydrogen atom or a substituent capable of releasing upon reaction with the oxidation product of a color developing agent; X is a halogen atom, an alkoxy group or an alkyl group; n is an integer of 0 to 4, Xs are the same or different when n is 2 or more; R is a strait chain or branched alkyl group having 1 to 20 carbon atoms, ##STR2## wherein R.sub.1 and R.sub.2 are each a secondary tertiary alkyl group, provided the total number of carbon atoms contained in R.sub.1 and R.sub.2 are 20 or more.