Fuji Photo Film Company, Limited

Shigetoshi Ono

Shinsaku Fujita

Shigeru Nakamura

Yoshinobu Yoshida

Tooru Harada

Hirohisa Suzuki

Seiji Suzuki

Mitsugu Tanaka

Takashi Naoi

Eiji Funatsu

Hidetoshi Hayashi

Tadahiko Kubota

Keiji Mihayashi

Toru Harada

Toshiaki Aono

Hiroshi Hayashi

Shinichi Hashimoto

Junichi Yamanouchi

Hisashi Okamura

Akira Hatakeyama

Tsumoru Hirano

Isamu Itoh

Tomokazu Yasuda

Yukio Maekawa

Toshiyuki Watanabe

Yoshisada Nakamura

Nobuo Sakai

Yuichi Wakata

Kazuhiko Matsumoto

Hirokazu Kondo

Genichi Furusawa

Masaharu Toriuchi

Takeo Sakai

Satoshi Kanetake

Hideki Takaki

A heat sensitive recording material comprising a substrate having sequentially thereon a heat sensitive recording layer and a protective layer, 1) wherein the protective layer contains an aqueous silicone modified polymer. It is desirable this aqueous silicone modified polymer is used together with an aqueous binder, and a crosslinking agent which can cause a crosslinking reaction with them is desirably used. 2) The protective layer contains a silicone modified polymer having a Tg (glass transition point) of 60.degree. C. or more. In the heat sensitive recording materials of 1) and 2), the silicone modified polymer is desirably a silicone graft polymer, silicone block polymer, silicone modified acrylic polymer and the like, and particularly, the silicone graft polymer is desirably a silicone graft acrylic polymer and the like.

Heat-sensitive recording material

An electron conductive high molecular compound comprising an ethylenic repeating unit having an electron conductive moiety composed of a compound comprising at least one repeating unit of an aniline compound or a heterocyclic compound as a repeating unit at the side chain and further having a repeating unit of an oxyalkylene group at the linked portion of the repeating unit of the electron conductive moiety and the main chain thereof.

Electron conductive high molecular compounds and electric conductive

Disclosed is an electron-conductive high polymer, which has at least (1) an ethylenic repeating unit having an electron-conductive site comprising at least one of aniline compounds and heterocyclic compounds as the repeating unit in the side chain and (2) an ethylenic repeating unit having an anionic group in the side chain and/or an ethylenic repeating unit having a repeating unit of an oxyalkylene group in the side chain. As having excellent electroconductivity, mechanical strength and shapability, the high polymer is laminated with a solid polyelectrolyte or with a separator to prepare an electroconductive material usable as a battery material.

Electron-conductive high polymer and electroconductive material having

A silver halide photosensitive material is disclosed, comprising a polyester film support having thereon at least one hydrophilic colloid layer, at least one layer of which is a silver halide emulsion layer and at least one layer of which is a polymer latex-containing hydrophilic colloid layer, said polyester film support having coated on each side thereof a vinylidene chloride copolymer having a weight average molecular weight not more than 45,000, said vinylidene chloride copolymer being a core/shell type latex, said core part containing at least one of each type of repeating unit represented by formulae (I) and )II) and the said shell part containing at least one of each type of repeating unit represented the formulae (I), (III) and (IV): ##STR1## wherein A.sup.1 represents a hydrogen atom, a methyl group or a halogen atom, A.sup.2 represents a substituted or unsubstituted alkyl group or phenyl group, A.sup.3 represents a hydrogen atom or a methyl group, A.sup.4 represents a hydrogen atom, a methyl group or a --CH.sub.2 COOM group, A.sup.5 represents a hydrogen atom, a methyl group or a --COOM group, A.sup.6 represents a --COOM group or an alkoxycarbonyl group, phenyl group or N-alkylcarbamoyl group which is substituted with a --COOM group, and M represents a hydrogen atom or an alkali metal atom.

Silver halide photosensitive material

A silver halide photographic material is described, containing at least one polymer, which functions as both a color fogging preventing agent and a color mixing preventing agent, obtained by polycondensation of at least one compound represented by formula (I) and at least one compound represented by formula (II): ##STR1## wherein G represents hydroxyl group, a group capable of forming hydroxyl group by alkali hydrolysis, a carbonamido group or a sulfonamido group;

Silver halide photographic material

A silver halide photographic material composed of a polyester film support having thereon at least one hhydrophilic colloid layer containing a polymer latex; and between the support and the hydrophilic colloid layer a layer containing a vinylidene chloride copolymer core-shell latex; at least one hydrophilic colloid layer of the material being a light-sensitive silver halide emulsion layer. The photographic material has superior dimensional stability after processing.

Silver halide photographic material containing an interlayer containing

A silver halide color photographic material containing new dye image-forming couplers consisting of polymer couplers obtained by a polymerization reaction which employs a chain transfer agent having 8 or more carbon atoms. The silver halide color photographic material exhibits a high sensitivity and a high color-forming property.

Silver halide color photographic material

A direct positive silver halide photographic material is described, comprising a support having thereon at least an internal latent image-type direct positive silver halide emulsion layer containing a hydrazine series nucleating agent, wherein said silver halide emulsion layer or a layer adjacent to the silver halide emulsion layer contains a non-dye image-forming compound represented by following general formula (I) in an amount sufficient for accelerating nucleation; ##STR1## wherein Z.sub.1 and Z.sub.2, which may be the same or different, each represents an atomic group necessary for forming a benzene ring or a naphthalene ring; G.sub.1 and G.sub.2, which may be the same or different, each represents hydrogen or a substituent which does not adversely influence the image; A.sub.1, A.sub.2 and A.sub.3, which may be the same or different, each represents hydrogen or a substituent which does not adversely influence the image; B.sub.1, B.sub.2 and B.sub.3, which may be the same or different, each represents hydrogen or a substituent which does not adversely influence the image, L.sub.1 and L.sub.2, which may be the same or different, each represents a linkage group; m and n represent 0 or 1; and Y.sub.1 and Y.sub.2, which may be the same or different, each represents a hydrogen atom or a component having a function of releasing an azo compound from general formula (I) as the result of development.

Direct positive silver halide photographic materials

A color photographic light-sensitive material is described, containing at least one light-sensitive silver halide emulsion layer and associated with at least one of said emulsion layer at least one dye-providing compound represented by the following general formula (I): ##STR1## wherein Q.sub.1, G, R.sub.1, R.sub.2, Q.sub.2, J.sub.1, J.sub.2, D, Z, X, Car, m and q are defined as herein. The color photographic light-sensitive material provides a transfer color image with a good hue and a good sharpness.

Color photographic light-sensitive material

A silver halide photographic light-sensitive material is described, containing a compound represented by formula (I) ##STR1## said compound represented by formula (I) being a novel cyan dye-releasing redox compound having various advantages such as providing a high transfer density, a high transfer speed in dye image portions, and high light-fastness.

Photographic light-sensitive material with

A color photographic material is disclosed. The material is comprised of a support base having thereon a photosensitive silver halide emulsion layer and a compound associated with the emulsion layer, the compound being represented by general formula (I) ##STR1## wherein the substituents are defined in the specification. The dye image-forming compounds forming metal chelates have good absorption when the dye forms a color image. Further, these compounds have a large molecular absorption coefficient and are substantially stable with respect to light after forming a color image.

Color photographic materials with chelatable azo dyes

A diffusion transfer photographic element composed of a photosensitive sheet, a cover sheet, and a processing composition contained in a rupturable container in such a manner that the processing composition is spread between both sheets after exposing the photosensitive sheet is disclosed. The whiteness of highlights of images obtained is improved by incorporating a graft carbon black polymer prepared by graft polymerizing a monomer to carbon black in the photographic element, in particular, in the light-shielding layer of the photosensitive sheet. The graft carbon black polymer prepared by graft polymerizing a monomer to carbon black can be uniformly dispersed in an aqueous medium and thus the photographic properties of a diffusion transfer photographic element can be improved using the graft carbon black polymer.

Diffusion transfer photographic elements with polymer grafted pigment

A color photographic element for the diffusion transfer process comprising a support having thereon at least one photosensitive silver halide emulsion layer, the silver halide emulsion layer having associated therewith a dye releasing redox compound or a dye releasing coupler and the dye releasing redox compound or the dye releasing coupler releasing a diffusible metal complex having coordinated therewith a dye or a dye precursor and a cyclic or straight or branched chain multidenate ligand by reaction with the oxidation product of a developing agent.

Photographic material with metal complexed dyes

A color diffusion transfer photographic element comprising a support having provided thereon a layer containing a dye-providing material associated with a light-sensitive silver halide emulsion, wherein said dye-providing material is a metal chelate compound represented by the following general formula (I) or (II): ##STR1## wherein M.sup.I represents a monovalent, divalent, or trivalent cation; X represents a monovalent, divalent, or trivalent anion; Z and Z.sup.2 each represents an aromatic carbon ring nucleus or heterocyclic ring nucleus having 5 to 7 carbon atoms; G represents a chelating group; Z.sup.1 represents an aromatic carbon ring nucleus or heterocyclic nucleus composed of 5 to 7 atoms; said nucleus having (a) a nitrogen atom, or (b) a carbon atom bonded to a chelating group at the position adjacent to the position bonded to the azo group; Z.sup.3 represents an electron attractive group; Z.sup.4 represents an alkyl group, an aryl group, or a substituted amino group; L represents a ligand including a dye ligand; M.sup.II represents a metal ion weakly coordinated to the dye ligand moiety as compared with the metal ion contained in the image-receiving layer; and p, r and n each is an integer of 0 to 5 and q is 1, 2 or 3 and take a combination that the charges of the total chelate dyes become zero, wherein the chelate compound further contains (1) a carrier component losing the diffusible property or (2) a ballasted carrier capable of releasing a diffusible dye when the silver halide emulsion is developed under an alkaline condition.

Color diffusion transfer photographic elements

Photographic light-sensitive materials particularly useful in connection with instant photography are disclosed. The disclosed photographic materials include films for instant photography which have a reduced image appearing time, a high Dmax and low Dmin. The disclosed materials include force-oxidized carbon black in liquid phase, which has a dispersibility of at least 4 in water.

Growing community of inventors

Kanagawa, Japan

Shigetoshi Ono