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Title:
DIRECT POSITIVE SILVER HALIDE PHOTOGRAPHIC EMULSION AND DIFFUSION TRANSFER TYPE SILVER HALIDE PHOTOGRAPHIC SENSITIVE MATERIAL
Document Type and Number:
Japanese Patent JP2002169258
Kind Code:
A
Abstract:

To provide a diffusion transfer type silver halide photographic emulsion less liable to harmful effects such as specific desensitization, development inhibition and residual color and having high sensitivity.

The diffusion transfer type silver halide photographic emulsion contains at least one compound of formula (I) (where D1 and D2 are each a dye chromophore, La is a linking group or a single bond; q1 and r1 are each an integer of 1-100; M1 is a counter ion equilibrated with an electric charge; and m1 is a number required to neutralize electric charges in each molecule).


Inventors:
YAMASHITA KATSUHIRO
Application Number:
JP2000363005A
Publication Date:
June 14, 2002
Filing Date:
November 29, 2000
Export Citation:
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Assignee:
FUJI PHOTO FILM CO LTD
International Classes:
G03C1/035; G03C1/10; G03C1/485; G03C8/08; (IPC1-7): G03C8/08; G03C1/035; G03C1/10; G03C1/485
Attorney, Agent or Firm:
Shohei Oguri (4 outside)