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    • 67. 发明专利
    • PHOTOSENSITIVE MATERIAL
    • JPS62178232A
    • 1987-08-05
    • JP2043886
    • 1986-01-31
    • FUJI PHOTO FILM CO LTD
    • NAKAMURA KOICHI
    • G03C1/00G03C1/498G03F7/004G03F7/26
    • PURPOSE:To obtain a sharp image having a density which is stable against fluctuations in heating treatment conditions such as time and temp. by including an acetylene compd. in the form of oil drops dispersed in a polymerizable compd. in a photosensitive layer. CONSTITUTION:A coating liquid prepd. by dissolving silver halide, reducing agent and polymerizable compd. as constituting components for the photosensitive layer is coated on a heat resistance base and is dried to form the photosensitive material. An image forming material and the acetylene compd. which is liquid or solid at 25 deg.C are included into the microcapsule-like oil drops of the polymerizable compd. dispersed in the photosensitive layer. The acetylene compd. is the compd. expressed by R -C=C-R , where R is a hydrogen atom and R is an aryl group or aralkyl group. Said compd. is used in a 0.0001-10mol% range per total silver content in the photosensitive layer. The silver halide is used in the 1mg-10g/m range in terms of silver, the reducing agent 0.1-1,500mol% per mol of silver and the polymerizable compd. 0.05-1,200wt% by the weight of the silver halide.
    • 68. 发明专利
    • PHOTOSENSITIVE MATERIAL AND IMAGE FORMING METHOD
    • JPS62151843A
    • 1987-07-06
    • JP29434085
    • 1985-12-26
    • FUJI PHOTO FILM CO LTD
    • NAKAMURA KOICHI
    • G03F7/004G03C1/498G03F7/028G03F7/06G03F7/30
    • PURPOSE:To obtain th titled material having a less tendency for generating a fog and capable of giving an image having a prescribed sharpness even if in the case of changing a treating condition by forming a photosensitive layer contg. a silver halide, a reducing agent, a polymerizable compd. and a specific polyethylene glycol derivative. on a substrate. CONSTITUTION:The photosensitive layer contg. the silver halide, the reducing agent, the polymerizable compd. and the polyethylene glycol derivative shown by the formula, is formed on the substrate. In the formula, R is a monovalent group selected from a hydroxy, an alkoxy, a polyalkoxy (>=3C each alkoxy groups), an aryloxy, an amino, an acrylamino and an acyloxy group, (n) is 2-100. The polymerizable compd. is dispersed in the photosensitive layer as a microcapsule. The microcapsule contains at least colored image forming substance and the polyethylene glycol derivative. The content of the polymerizable compd. is preferalby 0.05-1,200wt% on the weight basis of the silver halide. The content of the ethylene glycol derivative is preferalby
    • 70. 发明专利
    • PHOTOSENSITIVE MATERIAL AND IMAGE FORMING METHOD
    • JPS62151838A
    • 1987-07-06
    • JP29433785
    • 1985-12-26
    • FUJI PHOTO FILM CO LTD
    • NAKAMURA KOICHI
    • G03F7/30G03C1/00G03C1/498G03F7/004G03F7/06G03F7/26
    • PURPOSE:To reduce a fog of an image of the titled material by incorporating a silver halide, a reducing agent, a polymerizable compd. and an anti-fogging agent to the photosensitive layer. CONSTITUTION:The photosensitive layer formed on a suibstrate contains the silver halide, the reducing agent, the polymerizable compd. which is dispersed as oil drops in the prescribed layer, and the anti-fogging agent, and preferably a color image forming material. As the anti-fogging agent used, one may preferably use 5 or 6 membered nitrogen contg. hererocyclic compd. shown by formula I or II or a thiourea derivative shown by formula III. In the formulas, A is an alkyl, an alkenyl or an aralkyl group, etc., B is bivalent hydrocarbon group, X is an anion, Z is a non-metal atomic group capable of forming a heterocyclic ring together with nitrogen atom, R -R are each H, an alkyl or an aryl, etc. Thus, the titled material capable of forming the image having a less tendency for generating the fog and also the image having the prescribed sharpness even if in case of changing the treating conditions such as heating, etc., is obtd.