Fuji Photo Film Company, Limited

Takeo Sakai

Haruo Takei

Tadashi Ikeda

Akira Sato

Mitsugu Tanaka

Toshiaki Aono

Jun Hayashi

Seiji Suzuki

Noriyuki Inoue

Tadao Shishido

Masakazu Yoneyama

Eiichi Okutsu

Katsumi Hayashi

Tadashi Ogawa

Shoji Ishiguro

Noboru Sasaki

Shigetoshi Ono

Nobuo Yamamoto

Atsuo Iwamoto

Shigenori Moriuchi

Hirohisa Suzuki

Joji Nagaoka

Minoru Matsuki

A novel heat transfer image-receiving material is disclosed, comprising a support having thereon at least one image-receiving layer capable of accepting a dye moved from a heat transfer dye-providing material upon heating to form an image, wherein said image-receiving layer comprises a composition comprising a dye-accepting substance dispersed in a water-soluble binder, and the uppermost layer constituting the image-receiving surface of said image-receiving material comprises a co-dispersion of (a) an ultraviolet light absorbent and/or a silicone compound and (b) a plasticizer having an (organic property/inorganic property) value of 1.5 or more.

Heat transfer image-receiving material

A thermal transfer image receiving material is disclosed, comprising a support having thereon at least one image receiving layer capable of accepting a dye which migrates from a thermal transfer dye providing material when heated, to form an image, wherein the image receiving layer is formed by coating a coating solution and drying it, the coating solution being obtained by dispersing an aqueous solution of fine particles of a dye accepting polymer and a high-boiling organic solvent and/or a thermal solvent in a water-soluble binder solution.

Thermal transfer image receiving material

An ink recording sheet comprising a transparent support having thereon an ink recording layer comprising a mixture of an amino group-deactivated gelatin derivative and a polyalkylene oxide.

Ink recording sheet

A recording liquid comprising an organic solvent and at least one compound represented by formula (I): ##STR1## wherein R.sub.1 represents a hydrogen atom, an alkyl group, an alkoxy group, an aryl group, a carboxylic acid ester group or a carbamoyl group; R.sub.2 represents a hydrogen atom, an alkyl group or an aryl group; and R.sub.3 represents an aryl group provided that none of R.sub.1, R.sub.2 and R.sub.3 is substituted with a sulfonic acid group. The yellow recording liquid has good color and excellent light resistance with good solubility.

Recording liquid

A recording liquid containing at least one compound represented by formula (I) ##STR1## wherein Z represents an atomic group forming at least one substituted or unsubstituted 5-membered to 7-membered aromatic or heterocyclic ring; Z' represents at least one substituted or unsubstituted 5-membered to 7-membered aromatic or heterocyclic ring which contains in its ring (i) a nitrogen atom acting as a coordinating atom or (ii) a carbon atom to which a nitrogen atom acting as a coordinating atom is directly bonded at a position adjacent to the position to which the azo group is bonded; and G is a metal-chelating group. The recording liquid exhibits improved light-resistance and water-resistance as well as satisfactory hue and absorbance.

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.

Photographic light-sensitive material with forced oxidized carbon black

A silver halide photographic emulsion which comprises at least one compound represented by the formula (I): ##STR1## where Z represents an atomic group necessary to complete an oxazole nucleus, a benzoxazole nucleus or a naphthoxazole nucleus, R.sub.1 represents a substituted or unsubstituted alkyl group, R.sub.2 represents an alkoxycarbonylalkyl group, a hydroxyalkyl group, a hydroxyalkoxyalkyl group, a carbamoylalkyl group, a hydroxyphenyl group or a hydroxyalkylphenyl group, and R.sub.3 and R.sub.4 which may be the same or different each represents a hydrogen atom, an alkyl group, an alkoxy group, a chlorine atom or a carboxyl group, and a lithographic silver halide material containing the same.

Silver halide photographic emulsions

A silver halide photographic emulsion chemically sensitized by a sulfur compound of the formula: ##STR1## wherein R.sub.1 represents a 5-membered or 6-membered heterocyclic ring containing a nitrogen atom; R.sub.2 represents a hydrogen atom, a lower alkyl group, an allyl group, an aryl group, or an aralkyl group; and R.sub.3 has the same definition as R.sub.1 or R.sub.2 ; or R.sub.2 and R.sub.3 may join to form a heterocyclic ring; is disclosed.

A silver halide photographic emulsion containing, in supersensitizing amounts, a combination of

Silver halide photographic emulsion

A spectrally sensitized silver halide photographic emulsion comprising a silver halide emulsion containing a combination of at least one sensitizing dye represented by the following general formula (I): ##STR1## at least one sensitizing dye represented by the following general formula (II): ##STR2## and at least one organic heterocyclic compound represented by the following general formula (III) or (IV): ##STR3## wherein Z.sup.1 and Z.sup.2, which may be the same or different, each represents a group of atoms necessary for forming a thiazole nucleus or a selenazole nucleus; Z.sup.3 has the same meaning as Z.sup.1 and Z.sup.2 ; Z.sup.4 represents a group of atoms necessary for forming an imidazole nucleus or an oxazole nucleus; Z.sup.5 represents a group of atoms necessary for forming an imidazole nucleus; R.sup.1, R.sup.2, R.sup.4, R.sup.5 and R.sup.7, which may be the same or different, each represents an alkyl group, with at least one of R.sup.1, R.sup.2, R.sup.4 and R.sup.5 being an alkyl group substituted with a carboxy group, a hydroxy group or a sulfo group; R.sup.3 and R.sup.6, which may be the same or different, each represents a lower alkyl group, an aryl group or a hydrogen atom; R.sup.8 represents a hydrogen atom or an alkylene group necessary for forming a ring through a combination with R.sup.7 ; R.sup.9 represents an aryl group (including a monocyclic aryl group and a bicyclic aryl group); X.sub.1.sup.-, X.sub.2.sup.- and X.sub.3.sup.- each represents an acid anion; m, n and p each represents 1 or 2, but when m, n or p is 1, the dye forms an intramolecular salt. The photographic emulsion exhibits a high sensitivity with a reduced fog and stain, and a good stability with the lapse of time during and after production, and further an improved latent image stability with the lapse of time of from image-wise exposure to development.

Silver halide photographic emulsion containing cyanine and hemicyanine

A silver halide photographic emulsion containing, in supersensitizing amounts, the combination of

Supersensitized photographic emulsion

A method of producing a lithographic photosensitive material comprising adding a water soluble iridium compound to the photographic emulsion in a ratio of about 10.sup.-6 to 10.sup.-4 mole per mole of the silver halide at the first or second ripening procedure of a silver halide photographic emulsion containing at least 60 mole% silver chloride, further adding a hydroxytetrazaindene compound and a polyoxyethylene compound to the photographic emulsion and coating the photographic emulsion on a support.

Process of making a lithographic photosensitive silver halide emulsion

A continuous method for producing halftone images comprising: 1. image-wise exposing a lith-type silver halide photographic material comprising a silver halide emulsion with not less than about 85 mol% silver chloride and not more than about 8 mol% of silver iodide and containing at least one organic silver complex compound which is substantially insoluble in water in contiguous relationship with a photosensitive silver halide emulsion which contains not less than 60 mol% silver chloride and which is chemically and spectrally sensitized; and 2. developing the photographic material in a continuous fashion with a developer containing hydroquinone and a carbonyl-bisulfite adduct in the presence of a polyalkylene oxide of a molecular weight not less than 1000.

Method of forming photographic images for lithographic use

A silver halide photographic lithographic light-sensitive material having high halftone contrast comprising a support having thereon at least one hydrophilic colloid containing layer and containing at least one compound represented by the following formulae ##STR1## wherein R and R' each represents a hydrogen atom or an alkyl group containing from 1 to 18 carbon atoms, m is an integer of 1 or 2, and n is an integer of from 10 to 150, and at least one anionic surface active agent having a sulfonic group.

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Kanagawa, Japan

Takeo Sakai