Fuji Photo Film Company, Limited

Fujifilm Corporation

Masahiko Taniguchi

Kohzaburoh Yamada

Toshihide Ezoe

Hideo Hanawa

Takashi Hoshimiya

Hirokazu Kyota

Shigeo Hirano

Takanori Hioki

Yasuhiro Yoshioka

Keiichi Tateishi

Nobuo Seto

Kiyoshi Morimoto

Katsuyuki Watanabe

Kazufumi Omura

Ken-ichi Kuwabara

Tetsuo Yamaguchi

Takashi Tamura

Minoru Sakai

Makoto Kikuchi

Hiroyuki Suzuki

Terukazu Yanagi

Naoto Matsuda

Naoyuki Hanaki

Junji Nishigaki

Kazuhiro Aikawa

Masaru Takasaki

Hajime Nakagawa

Naoki Asanuma

Shoji Yasuda

Atsushi Matsunaga

Satoru Toda

Masafumi Mizuno

Koichi Yokota

Kazuya Takeuchi

Toshitaka Ninomiya

Yasuhiro Kawanishi

A method of producing a metal phthalocyanine compound, which contains: conducting a reaction between at least two compounds selected from among Compounds A to F of formula (I), and a metal compound, in a buffer solution of an organic base or an inorganic base and an acid, in the presence of a dehydrating agent:  wherein R is a hydrogen atom or a substituent; 1 is an integer of 0 to 4; a plurality of Rs may be the same or different from each other when 1 is 2 to 4; and G is a group of atoms necessary for forming at least one of a 5- or 6-membered aromatic ring and a 5- or 6-membered hetero ring.

Method of producing a metal phthalocyanine compound, and method of producing a phthalocyanine compound and an analogue thereof

A method of producing a metal phthalocyanine compound, which contains: conducting a reaction between at least two compounds selected from among Compounds A to F of formula (I), and a metal compound, in a buffer solution of an organic base or an inorganic base and an acid, in the presence of a dehydrating agent: wherein R is a hydrogen atom or a substituent; l is an integer of 0 to 4; a plurality of Rs may be the same or different from each other when l is 2 to 4; and G is a group of atoms necessary for forming at least one of a 5- or 6-membered aromatic ring and a 5- or 6-membered hetero ring.

A radioactive isotope-labeled dye compound represented by the following general formula (I): wherein Rand Rrepresent a substituent, Rto Rrepresent a substituted or unsubstituted alkyl group; Rand Rrepresent a substituted or unsubstituted alkyl group; Lto Lrepresent a substituted or unsubstituted methine group; r represents an integer of 0 to 3; P and Q representI,I,I,I orF; M represents hydrogen atom, Na, or K; and m and n represent an integer of 0 to 2.

Radioactive isotope-labeled dye compound

The compound represented by general formula (I) below: wherein Rrepresents hydrogen atom or methyl group; X represents &#x2014;O(C&#x2550;O)&#x2014; or the like; and R represents hydrogen atom, a substituted or unsubstituted alkyl group, a substituted or unsubstituted aryl group, or the like, and a polymer obtained by polymerizing a polymeric compound comprising the compound, which are useful for manufacturing hydrophilic polymer materials of high biocompatibility.

Biocompatible polymeric compound, biocompatible polymer and polymer particles

The present invention provides a phthalocyanine compound represented by the following formula (PC-1): Formula (PC-1)  (wherein M represents a hydrogen atom or a metal atom, R, R, R, R, R, R, R, and Reach represents independently a hydrogen atom or a substituent, at least one of R, R, R, R, R, R, R, and Ris a group represented by formula (II), and R, R, R, R, R, R, R, and Reach independently represent a hydrogen atom or a substituent);&#x2014;SOR&#x2003;&#x2003;Formula (II) (wherein Rrepresents an alkyl group, aryl group or a heterocyclic group having a hydrophilic group). A novel phthalocyanine compound having high durability and useful as a functional dye is provided.

Phthalocyanine compound

A silver halide color photosensitive material, wherein the total coating amount of silver of the photosensitive silver halide is 6.0 g/mor less in terms of metal silver, and the photosensitivity is the ISO speed of 400 or more, the silver halide color photosensitive material further comprising at least one compound selected from a group consisting of the following type 1 and type 2:

Silver halide color photosensitive material

Disclosed is a photothermographic material comprising an image forming layer containing at least a light-sensitive silver halide, a light-insensitive organic silver salt, a reducing agent and a binder and a non-image forming layer on at least one surface of a support, wherein 50% by weight or more of the binder is a hydrophilic binder, the light-sensitive material further comprising a metal phthalocyanine compound represented by the following formula (PC-1): wherein M represents a metal atom, R, R, R, R, R, R, Rand Rrespectively represent a hydrogen atom or a substituent where at least one of R, R, R, R, R, R, Rand Ris an electron attractive group and R, R, R, R, R, R, Rand Rrespectively represent a hydrogen atom or a substituent.

Photothermographic material

The present invention provides a silver halide photosensitive material and a photothermographic material having, on at least one side of a support, at least a photosensitive silver halide, a non-photosensitive organic silver salt, and a reducing agent for the organic silver salt, wherein the silver halide photosensitive material and the photothermographic material contain a phthalocyanine compound represented by the following formula (PC-1):  wherein, M represents a hydrogen atom or a metal atom; R, R, R, R, R, R, R, and Reach independently represent a hydrogen atom or a substituent; at least one of R, R, R, R, R, R, R, and Rrepresents an electron-attracting group; and R, R, R, R, R, R, R, and Reach independently represent a hydrogen atom or a substituent.

Silver halide photosensitive material and photothermographic material

A silver halide color photosensitive material comprises a blue-sensitive layer, a green-sensitive layer, a red-sensitive layer and a non-light-sensitive layer on a support. The silver halide color photosensitive material contains a compound selected from the following type 1 and type 2 compounds, and wherein the blue-sensitive layer meets the relationship of the following formula (I):S(370 nm)/S(420 nm)&#x3c;0.7&#x2003;&#x2003;(I)wherein S(&#x3bb;) represents a spectral sensitivity at a wavelength of &#x3bb;,

Thermally processed image recording material

Silver handle emulsion and silver halide photographic lightsensitive material

Silver halide color photographic lightsensitive material and processing method thereof

Silver halide photographic light-sensitive material and processing method thereof

Growing community of inventors

Minami-ashigara, Japan

Masahiko Taniguchi