Title:
【発明の名称】直接ポジハロゲン化銀感光材料
Document Type and Number:
Japanese Patent JPS5937492
Kind Code:
B2
Abstract:
A light-sensitive silver halide photographic material comprising a support having thereon a layer containing a compound represented by the formula (I): (I) wherein R1 represents an aliphatic or aromatic residue; R2 represents a hydrogen atom, an aliphatic or an aromatic residue; and X1 and X2, which may be the same or different, each represents a divalent aromatic group; and a method of forming a direct positive image which comprises processing a light-sensitive silver halide photographic material having a support carrying thereon an internal latent image type silver halide emulsion layer in the presence of the compound represented by the said formula (I). The compound is particularly effective in combination with diffusible dye releasing (DRR) compounds having o-hydroxyarylsulfamoyl groups.
Inventors:
ADACHI KEIICHI
HIRANO SHIGEO
TSUJINO NOBUYUKI
HIRANO SHIGEO
TSUJINO NOBUYUKI
Application Number:
JP14246977A
Publication Date:
September 10, 1984
Filing Date:
November 28, 1977
Export Citation:
Assignee:
FUJI PHOTO FILM CO LTD
International Classes:
C07C67/00; C07C243/38; C07C325/00; C07C335/04; G03C1/485; G03C7/392; (IPC1-7): G03C1/485
Attorney, Agent or Firm:
Toshio Fukasawa