Fuji Photo Film Company, Limited

Hidetoshi Kobayashi

Keiji Mihayashi

Isamu Itoh

Yasuhiro Yoshioka

Kei Sakanoue

Seiji Ichijima

Keiichi Adachi

Yoshio Shimura

Shigeo Hirano

Yoshio Ishii

Shunji Takada

Toshihiro Nishikawa

Osamu Takahashi

Mitsunori Ono

Takeshi Hirose

Katsuyoshi Yamakawa

Jiro Tsukahara

Shigeru Yamazaki

Yasuhiro Shimada

Takayuki Ito

Masakazu Morigaki

Nobuo Furutachi

Hisashi Okamura

Hideaki Naruse

Noriyuki Inoue

Mitsugu Tanaka

Yuki Mizukawa

Shinji Ueda

Kiyoshi Nakazyo

Toshiro Takahashi

Koji Tamoto

Kazuyoshi Yamakawa

Hirohiko Kato

Takatoshi Ishikawa

Yoshiharu Yabuki

Tadashi Ikeda

Yoshio Inagaki

Nobuo Seto

Hiroo Takizawa

Tetsuro Kojima

Hiroyuki Yoneyama

Takashi Ozawa

Hisashi Mikoshiba

Akira Abe

Koji Takaku

Tadahisa Sato

Minoru Sakai

Kozo Aoki

Nobuaki Inoue

Toshio Kawagishi

Hideki Naito

Tadashi Ogawa

Michio Ono

Yasuhiro Ogata

Toshiyuki Watanabe

Tadayoshi Kokubo

Akio Mitsui

Nobuo Sakai

Takayoshi Kamio

Mamoru Sakurazawa

Tsutomu Miyasaka

Naoyasu Deguchi

Mitsuru Yamamoto

Noboru Sasaki

Akira Ikeda

Shun-ichi Ishikawa

Tatsuo Heki

Hidekazu Sakai

Kazuhiko Matsumoto

Tetsuo Yoshida

Reiichi Ohi

Masaharu Toriuchi

Satoshi Nagaoka

Kimitaka Kameoka

Kazuyuki Koike

Hideaki Nomura

Ikutaro Horie

Seiki Sakanoue

Kozo Inouye

Yoshio Seoka

Tsumoru Ishii

Tomoyoshi Hyodo

Yuzo Toda

Junji Koizumi

Genichi Hurusawa

Toshirou Takahashi

Takeshi Hirosa

The present invention relates to a method of reading an image, which comprises exposing a color photosensitive material having at least three photosensitive layers containing blue-, green- and red-photosensitive silver halide emulsions, respectively, on a transparent support, processing the exposed color photosensitive material at a processing temperature of 50&#xb0; C. or more to form a silver image, and substantially reading the silver image.

Method of reading an image, method of forming a color image, device for forming a color image, silver halide color photosensitive material, and a device for processing a photosensitive material

A silver halide photographic lightsensitive material comprises at least one silver halide emulsion layer on a support and contains at least one noncolor-forming compound represented by the following general formula (1)

Silver halide photographic lightsensitive material

Silver halide color photographic lightsensitive material

Disclosed is a heat-sensitive recording material comprising a support comprised of a substrate and a thermoplastic resin layer formed thereon, and a heat-sensitive recording layer disposed on the support and containing a diazonium salt compound capable of being decomposed by ultraviolet light, wherein the thermoplastic resin layer is formed by melt extrusion and wherein the thermoplastic resin layer contains a fluorescent brightening agent and a white pigment. In the heat-sensitive recording material, the fluorescent brightening agent is preferably a compound represented by the following structural formula (I): Structural Formula (I) ##STR1## wherein R.sub.1, R.sub.2, R.sub.3, and R.sub.4 each represent a hydrogen atom, or a substituent group or a substituent atom.

Heat-sensitive recording material

A silver halide color photographic material contains a coupler capable of releasing a photographically useful group or its precursor by a coupling reaction between the coupler and a developing agent in an oxidized form, wherein the coupler releases the photographically useful group or its precursor by an intramolecular nucleophilic substitution reaction using the nitrogen atom that directly bonds to a coupling position of a product obtained by the coupling reaction and that originates from the developing agent.

A multilayer silver halide color light-sensitive material including a yellow color-forming silver halide emulsion layer, a magenta color-forming silver halide emulsion layer, and a cyan color-forming silver halide emulsion layer, on a support. The light-sensitive material contains, in the yellow color-forming silver halide emulsion layer, at least one acylacetamide-type yellow coupler having an acyl group of a specified structure, and at least one organic compound selected from the group consisting of specified epoxy compounds, specified amide compounds, and esters having a melting point of 25.degree. C. or more at normal pressure and a molecular weight of 1000 or less.

Silver halide photographic light-sensitive material

An image-forming process of a silver halide photographic material having at least one light-sensitive silver halide emulsion layer on a support, which comprises imagewise exposing the photographic material and developing the exposed photographic material using a developer under the presence of a compound represented by formula (I); ##STR1## wherein Q represents a non-metallic atomic group having at least one of a nitrogen atom, an oxygen atom, and a sulfur atom. and which is necessary for forming a 5-membered heterocyclic ring together with the two carbon atoms of the 1,2,3-triazole ring; Y represents a substituent; and n represents 0 or an integer of from 1 to 3, when n is 2 or 3, Y's may be the same or different; and a silver halide photographic material and a developer each containing the compound represented by formula (I).

Silver halide photographic light-sensitive material, developer, and

A silver halide photographic material having at least one silver halide emulsion layer and at least one compound represented by a general formula (I) on a support:

Silver halide photographic material

There is disclosed an acylacetamide-type yellow coupler having an acyl group represented by formula (I) and a silver halide color photographic material containing same. ##STR1## wherein R.sub.1 represents a monovalent group, Q represents a group of non-metallic atoms required to form together with the C a substituted or unsubstituted 3- to 5-membered cyclic hydrocarbon group or a substituted or unsubstituted 3- to 5-membered heterocyclic group having in the group at least one hetero atom selected from a group consisting of N, O, S, and P, provided that R.sub.1 is not a hydrogen atom and does not bond to Q to form a ring.

Silver halide color photographic material containing acylacetamide

There is disclosed an acylacetamide-type yellow coupler having an acyl group represented by formula (I) and a silver halide color photographic material containing same. ##STR1## wherein R.sub.1 represents a monovalent group, Q represents a group of non-metallic atoms required to form together with the C a substituted or unsubstituted 3- to 5-membered cyclic hydrocarbon group or a substituted or unsubstituted 3- to 5-membered heterocyclic group having in the group at least one hetero atom selected from a group consisting of N, 0, S, and P, provided that R.sub.1 is not a hydrogen atom and does not bond to Q to form a ring.

Yellow dye-forming coupler and silver halide color photographic material

There is disclosed a silver halide color photographic material comprising a photosensitive silver halide emulsion layer that contains an acylacetamide yellow dye-forming coupler whose acyl group is represented by formula (I) and a high-boiling organic solvent, wherein the weight ratio of the high-boiling solvent to the coupler contained in said layer is 0.3 or below. ##STR1## wherein R.sub.1 represents a monovalent group, Q represents a group of nonmetallic atoms required to form together with C a 3- to 5-membered hydrocarbon ring or a 3- to 5-membered heterocyclic ring that contains a hetero atom selected from the group consisting of N, O, S, and P, provided that R.sub.1 is not a hydrogen atom and it does not bond to Q to form a ring.

Silver halide color photographic material containing at least one

Disclosed is a silver halide color photographic material containing at least one cyan dye forming coupler of the following general formula (C-1) and at least one compound of the following general formula (I) in the same layer of the material: ##STR1## where R.sub.0 represents an alkyl group, an alkenyl group, an aryl group, or a heterocyclic group;

Silver halide color photographic material

There is disclosed a silver halide color photographic material which comprises in a blue-sensitive silver halide emulsion layer acylacetamide yellow dye-forming couplers represented by the following formula (I) and in a red-sensitive silver halide emulsion layer cyan dye-forming couplers represented by the following formula (II) or (III): ##STR1## wherein R.sub.1 represents a monovalent group, Q represents a group of non-metallic atoms required to form together with the C a substituted or unsubstituted 3- to 5-membered cyclic hydrocarbon group or a substituted or unsubstituted 3- to 5-membered heterocyclic group having therein at least one heteroatom selected from a group consisting of N, O, S, and P, and Y.sub.R represents a residue remaining after removing the acyl group from the acylacetamide yellow dye-forming coupler, provided that R.sub.1 is not a hydrogen atom and does not bond to Q to form a ring, ##STR2## wherein R.sup.1 represents --CONR.sup.4 R.sup.5, --SO.sub.2 NR.sup.4 R.sup.5, --NHCOR.sup.4, --NHCOOR.sup.6, --NHSO.sub.2 R.sup.6, --NHCONR.sup.4 R.sup.5, or --NHSO.sub.2 NR.sup.4 R.sup.5 ; R.sup.2 represents a group substitutable on a naphthalene ring; k is an integer of 0 to 3; R.sup.3 represents a substituent, X.sup.1 represents a hydrogen atom or a coupling split-off group; R.sup.4 and R.sup.5, which may be the same or different, each independently represent a hydrogen atom, an alkyl group, an aryl group, or a heterocyclic group; R.sup.6 represents an alkyl group, an aryl group, or a heterocyclic group; when k is 2 or more, the R.sup.2 groups may be the same or different and may bond together to form a ring; and the compound may form a dimer or higher polymer formed by bonding through a divalent group or higher polyvalent group at R.sup.1, R.sup.2, R.sup.3, or X.sup.1, ##STR3## wherein R.sup.21 represents an alkyl group, an aryl group, or a heterocyclic group, R.sup.22 represents an aryl group, and Z.sup.1 represents a hydrogen atom or a coupling split-off group.

A bicyclo[m.n.0]alkane-1-ylcarbonylacetamide-based yellow dye-forming coupler wherein m represents an integer of 2 to 5, n represents an integer of 1 to 3, the sum of m and n is an integer of 3 to 7, and 0 represents zero.

Yellow dye-forming coupler and silver halide color photographic

Growing community of inventors

Kanagawa, Japan

Hidetoshi Kobayashi