Radiation imagery chemistry: process – composition – or product th – Silver halide colloid tanning process – composition – or product
Patent
1996-05-24
1997-12-02
Chea, Thorl
Radiation imagery chemistry: process, composition, or product th
Silver halide colloid tanning process, composition, or product
430505, 430543, 430546, 430601, 430610, 430613, G03C 106
Patent
active
056934505
ABSTRACT:
There is disclosed a silver halide color photographic light-sensitive material having at least one photographic constitutional layer on a support, wherein at least one reducing agent for color formation, which is a specific hydrazine compound, at least one dye-forming coupler, and at least one high-boiling-point organic solvent whose electron-donative parameter .DELTA..nu..sub.D at 25.degree. C. is 80 or more, are contained in at least one of said photographic constitutional layers. The above light-sensitive material enables low replenishment and reduced discharge of a color developer; can form colors favorably even when the coating film's pH is low; and is reduced in stain due to long-term storage of the light-sensitive material or stain after the processing of the light-sensitive material.
REFERENCES:
patent: 4639413 (1987-01-01), Kawagishi et al.
patent: 4902599 (1990-02-01), Yamamoto et al.
patent: 5244773 (1993-09-01), Muramatsu et al.
patent: 5374498 (1994-12-01), Fujita et al.
Makuta Toshiyuki
Nakamura Koki
Takeuchi Kiyoshi
Takizawa Hiroo
Chea Thorl
Fuji Photo Film Co. , Ltd.
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