Fuji Photo Film Company, Limited

Akira Kase

Naoto Ohshima

Yoshiharu Yabuki

Yoshio Inagaki

Tetsuro Kojima

Akihiro Matsufuji

Nobutaka Ohki

Nobufumi Mori

Seiji Yamashita

Toshiaki Kubo

Yoshio Idota

Hideki Tomiyama

Kentaro Okazaki

Shigeaki Otani

Hajime Miyamoto

Yoshikatsu Kagawa

A nonaqueous secondary battery is disclosed, comprising a positive electrode having a positive electrode active material, a negative electrode having a negative electrode material, and a nonaqueous electrolyte, wherein the positive electrode active material is a transition metal oxide capable of intercalating and deintercalating lithium, and the negative electrode material comprises at least one silicic material capable of intercalating and deintercalating lithium selected from silicon, a silicon alloy and a silicide, and a process for producing the nonaqueous secondary battery is disclosed.

Nonaqueous secondary battery containing silicic material

A silver halide color photographic light-sensitive material which comprises a support having thereon photographic constituting layers comprising blue, green and red sensitive silver halide emulsion layers, and a light-insensitive hydrophilic colloidal layer, wherein the photographic constituting layers contain, in combination or separately, at least one compound represented by the following formula (1): ##STR1## wherein R.sup.1, R.sup.2, and R.sup.3 represent specific groups, and L.sup.1, L.sup.2, and L.sup.3 each independently represents methine; and

Silver halide color photographic light-sensitive material

A silver halide photographic material having at least one light-sensitive emulsion layer containing a silver halide emulsion on a support, in which at least one silver halide emulsion layer contains silver halide grains of silver chloride or silver chlorobromide having a silver chloride content of 90 mol % or more, the silver halide grains being tellurium-sensitized, and at least one of light-sensitive emulsion layers or non-light-sensitive emulsion layers on the support contains at least one specific compound represented by formula (I), (II) or (III) herein. The material has excellent rapid processability and a high sensitivity. It involves little photographic fluctuation before and after continuous processing thereof and little photographic fluctuation due to variation of the ambient humidity during exposure thereof. The image sharpness of the material may be noticeably improved without appreciably detracting from the sensitivity thereof.

Silver halide photographic material

A color photographic light-sensitive material has excellent smoothness and glossiness on the surface of the light-sensitive material and provides good color developing performance and excellent color reproduction performance as well as less pressure fog in aging and storage. The light-sensitive material comprises a reflective support having provided thereon at least one yellow dye forming coupler-containing silver halide emulsion layer, at least one magenta dye forming coupler-containing silver halide emulsion layer, and at least one cyan dye forming coupler-containing silver halide emulsion layer, each having a different light sensitivity, wherein the reflective support comprises a substrate having provided at least on the surface of an emulsion layer-coated side thereof, a composition prepared by mixing and dispersing a white pigment in a resin containing polyester as a main component; the cyan dye forming coupler-containing silver halide emulsion layer contains at least one cyan dye forming coupler compound represented by the following formula (Ia); and the film pH of the light-sensitive material is 4.0 to 6.5: ##STR1## wherein R.sub.1 and R.sub.2 each represents an electron attractive group having a Hammett's substituent constant .sigma..sub.p of 0.20 or more, provided that the sum of the .sigma..sub.p values of R.sub.1 and R.sub.2 is 0.65 or more, and Za, Zb, Zc, and X are as defined in the specification.

Silver halide color photographic light-sensitive material and method for

A silver halide color photographic material which contains a silver chlorobromide emulsion having a silver chloride content of 90 mol% or more or a silver chloride emulsion in at least one light-sensitive silver halide emulsion layer, said emulsion layer containing a 5-bromo-substituted simple cyanine dye. An image forming method comprising processing said photographic material with a processing solution containing a diaminostilbene compound having four or more strongly-hydrophilic substituents.

A silver halide photographic material comprises at least one light-sensitive emulsion layer containing a silver halide emulsion on a support. The light-sensitive emulsion layer comprises (a) a silver halide emulsion containing silver halide grains having a silver chloride content of 90 mol % or more, in some cases 95 mol % or more, and (b) at least one compound represented by formula (I), (II) or (III): ##STR1## in which the variables are as defined in the specification. In some embodiments of the invention, the silver halide emulsion (a) may be sensitized with a selenium, gold or iridium compound. Also, in some embodiments of the invention, the silver halide grains are substantially iodide-free and have a localized phase with a silver bromide content of 10% or more in the vicinity of the grain surface.

Stable, rapidly-developable silver halide photographic material

There is disclosed a silver halide color photographic material which comprises a hydrophilic colloid layer, on a paper base, containing a compound selected from the group consisting of sparingly water-soluble epoxy compounds represented by formula (I), (II), or (III) given below and a dye-forming coupler in a layer on a base wherein the pH of raw paper is 5 to 9. ##STR1## wherein R.sup.1, R.sup.2, and R.sup.3 each represent an alkyl group or a halogen atom, L.sup.1 and L.sup.2 each represent a divalent aliphatic organic group, M represents an oxygen or nitrogen atom, A represents a polyvalent linking group, a, b, and c each are an integer of 0 to 4, x and y each are a real number of 0 to 20, l is 1 or 2, and m is an integer of 2 to 4.

Silver halide color photographic material

Disclosed is (1) a silver halide photographic material having at least one light-sensitive emulsion layer containing a silver halide emulsion on a support, wherein the light-sensitive emulsion layer comprises silver halide grains which contain at least one complex selected from the group consisting of Ir and Pt metal complexes having at least two cyan ligands which have a silver chloride content of 80 mol % or more and do not substantially contain silver iodide and which have a silver bromide-rich localized phase with a silver bromide content of 10 mol % or more, and (2) a silver halide photographic material having at least one light-sensitive emulsion layer containing a silver halide emulsion on a support, wherein the light-sensitive emulsion layer comprises silver halide grains which contain at least one complex selected from the group consisting of Ir and Pt metal complexes having at least two cyan ligands, which have a silver chloride content of 80 mol % or more and which are gold-sensitized.

A silver halide color photographic light-sensitive material, comprising at least one silver halide light-sensitive emulsion layer provided on a support wherein at least one of said light-sensitive emulsion layer contains (i) at least one 5-pyrazolone coupler having an elimination group represented by the following general formula (I) at the coupling position thereof and (ii) at least one monodisperse cubic silver halide emulsion containing at least one metal ion selected from the group consisting of ions of metals of Group VIII of the Periodic Table, transition metals of Group II of the Periodic Table, lead and thallium in an amount of from 1.times.10.sup.-9 to 1.times.10.sup.-3 mol per mol of silver halide, said emulsion being obtained by incorporating said metal ion into silver halide grains in the silver halide light-sensitive emulsion by adding the ion to an emulsion formation system before or during formation of the grains or after formation of the grains but before the addition of a chemical sensitizer; ##STR1##

Silver halide color photographic light-sensitive material containing at

Disclosed is a silver halide photographic material including a support and a photographic layer. The photographic layer includes at least one essentially silver iodide free monodisperse silver chlorobromide emulsion which is obtained using a particular bromine or bromide ion slow release agent. Also disclosed is a process for producing such a material.

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Kanagawa, Japan

Akira Kase