Fibrous, E.g., Paper, Textile, Etc. Patents (Class 430/538)
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Patent number: 4895757Abstract: A paper support material for photographic layers, as well as a process for the manufacture of such a support material, includes coating the paper on at least one side with a polyolefin layer containing a polyalkylene glycol, preferably a polyethylene glycol, a polypropylene glycol, or a copolymer of ethylene oxide and propylene oxide in a quantity between 40 ppm and 1% by weight, relative to the total quantity of the polyolefin. The molecular weight of the polyethylene glycol can be between 100 and 35,000, preferably 400 to 20,000, that of the polypropylene glycol can be between 400 and 10,000, preferably between 2,000 and 4,000, and that of the copolymers of ethylene oxide and propylene oxide can be between 200 and 20,000. In addition to the polyalkylene glycol, the polyolefin layer advantageously contains a fatty acid derivative from the group of soaps and fatty acid amides.Type: GrantFiled: July 13, 1987Date of Patent: January 23, 1990Assignee: Felix Schoeller, Jr. GmbH & Co. K.G.Inventors: Wolfram Wysk, Bernd Scholz, Ralf-Burckhard Dethlefs
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Patent number: 4876170Abstract: A light-sensitive material comprises a light-sensitive layer containing silver halide, a reducing agent and a polymerizable compound provided on a paper support. Another light-sensitive material comprises a light-sensitive layer containing a photo polymerizable composition or a photo polymerizable compound provided on a paper support. The paper support employs a base paper sheet having such distribution of formation that the total coefficient of variation relating to the distribution curve of laser beam transmittance is not more than 15%. The distribution curve of laser beam transmittance is obtained by helium-neon laser scanning.Type: GrantFiled: December 22, 1987Date of Patent: October 24, 1989Assignee: Fuji Photo Film Co., Ltd.Inventors: Shigehisa Tamagawa, Masayuki Kuroishi, Tetsuro Fuchizawa
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Patent number: 4871642Abstract: A light-sensitive material comprising a light-sensitive layer containing silver halide, a reducing agent and a polymerizable compound provided on a paper support. A surface of the paper support on which the light-sensitive layer is provided has a low water absorptiveness of not more than 3 g/m.sup.2 which is a value measured according to Cobb test method.Type: GrantFiled: August 4, 1987Date of Patent: October 3, 1989Assignee: Fuji Photo Film Co., Ltd.Inventors: Shigehisa Tamagawa, Masayuki Kuroishi
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Patent number: 4871643Abstract: An image-forming method comprises:imagewise exposing a light-sensitive material comprises a light-sensitive layer containing silver halide, a reducing agent and a polymerizable compound provided on a support to form a latent image of the silver halide;simultaneously or thereafter developing the light-sensitive material to imagewise polymerize the polymerizable compound; andpressing the light-sensitive material on an image-receiving material comprising an image-receiving layer provided on a paper support to transfer the unpolymerized polymerizable compound to the image-receiving material.Type: GrantFiled: January 28, 1988Date of Patent: October 3, 1989Assignee: Fuji Photo Film Co., Ltd.Inventors: Shigehisa Tamagawa, Masayuki Kuroishi
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Patent number: 4870001Abstract: Blocking between emulsion layer and backcoating layer and haze of the emulsion surface which often occur when silver halide photographic papers are stored in the form of a roll or a stack can be avoided or reduced by providing a silver halide photographic paper comprising a support coated with a resin on both sides where the surface roughness of the resin layer provided on the side where emulsion layer is not present is within the range of 0.7-2.5 .mu. in terms of center line average height Ra according to JIS B0601. This effect is conspicuous in reduction of blocking and haze which severely occur in the photographic paper where the developer is contained in the photographic layer.Type: GrantFiled: October 26, 1988Date of Patent: September 26, 1989Assignee: Mitsubishi Paper Mills, Ltd.Inventor: Tetsuya Ashida
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Patent number: 4865941Abstract: A light-sensitive material comprising a light-sensitive layer containing silver halide, a reducing agent and a polymerizable compound provided on a paper support. The paper support has a low shrinkage ratio of not more than 0.15% both in the machine direction and in the cross direction. The shrinkage ratio is a value measured at the change of relative humidity from 75% to 60%.Type: GrantFiled: February 6, 1989Date of Patent: September 12, 1989Assignee: Fuji Photo Film Co., Ltd.Inventors: Shigehisa Tamagawa, Masayuki Kuroishi
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Patent number: 4861696Abstract: A light-sensitive material comprising a light-sensitive layer containing silver halide, a reducing agent and a polymerizable compound provided on a paper support. The paper support has a low air permeability of not less than 300 seconds. The air permeability is a time required for 100 ml of air to pass through the paper support of an area of 645 mm.sup.2 at pressure of 567 g.Type: GrantFiled: September 28, 1987Date of Patent: August 29, 1989Assignee: Fuji Photo Film Co., Ltd.Inventors: Shigehisa Tamagawa, Masayuki Kuroishi
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Patent number: 4861695Abstract: A light-sensitive recording medium comprising a base sheet composed of a water-soluble material having carried thereon light-sensitive microcapsules encapsulating a dye precursor; a cartridge encasing a light-sensitive recording medium, which is composed of a water-soluble material and has light-shielding property; and an image recording system involving at least one of the light-sensitive recording medium and the cartridge are disclosed.Type: GrantFiled: October 13, 1988Date of Patent: August 29, 1989Assignee: Brother Kogyo KabushikiInventor: Shunichi Higashiyama
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Patent number: 4859539Abstract: An improved photographic support, especially useful for color prints, is comprised of a paper base material having thereon a polyolefin coating containing a white pigment and a mixture of optical brighteners, such mixture comprising certain fluorescent bis(benzoxazolyl)stilbenes. The support exhibits improved brightness at low brightener concentration and unexpected resistance to brightener exudation.Type: GrantFiled: September 19, 1988Date of Patent: August 22, 1989Assignee: Eastman Kodak CompanyInventors: Donna L. Tomko, Kenneth G. Harbison
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Patent number: 4859577Abstract: A photographic support comprising a paper sheet coated with a polyolefin on both surfaces thereof, in which the paper sheet contains an alkyletene dimer mixtures, its alkyl chain composition being defined by the following equation: ##EQU1## in which [C.sub.14 and less] means the content of alkyl chains having carbon atoms of 14 and less; [C.sub.16 ] means the content of an alkyl chain having 16 carbon atoms; [C.sub.18 ] means the content of an alkyl chain having 18 carbon atoms; and [C.sub.20 and more] means the content of alkyl chains having carbon atoms of 20 and more, the alkyl chain contents being represented by % in number of the total alkyl chain content of the alkylketene dimer composition. The photographic support is effectively resistant to permeation of a developing solution.Type: GrantFiled: March 16, 1988Date of Patent: August 22, 1989Assignee: Fuji Photo Film Co., Ltd.Inventors: Shigehisa Tamagawa, Tetsuro Fuchizawa
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Patent number: 4851328Abstract: A peel-apart monochromatic instant film unit including two separate diffusion transfer sheets, namely, a negative or photosensitive in which a latent image is created as a result of exposure and a positive or image-receiving sheet where the positive image is formed. The photosensitive sheet has a carbon containing paper base support which is provided on its one side with a white paper layer, a titanium dioxide containing polyethylene layer and a photosensitive emulsion layer, in that order, and on the opposite side is optionally provided with a transparent polyethylene layer and a backing layer.Type: GrantFiled: April 11, 1988Date of Patent: July 25, 1989Assignee: Fuji Photo Film Co., Ltd.Inventors: Hiroyuki Kurabayashi, Minoru Ono
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Patent number: 4830928Abstract: A support for photographic paper which has a polyethylene coat formed on both sides of a base paper containing a cationic softening agent. In a preferred embodiment, the base paper is surface-sized. The support has improved surface smoothness.Type: GrantFiled: November 26, 1986Date of Patent: May 16, 1989Assignee: Fuji Photo Film Co., Ltd.Inventors: Shigehisa Tamagawa, Tetsuro Fuchizawa
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Patent number: 4820582Abstract: A waterproof, polyolefin coated paper support for photographic coatings is disclosed, wherein the paper base contains an alkylketene dimer as a hydrophobizing sizing agent. The alkylketene dimer consists to the greater part of behenyl ketene and contains no more than 40% residues originating from alkylketenes having chains shorter than C.sub.20 -alkyl.Type: GrantFiled: October 15, 1987Date of Patent: April 11, 1989Assignee: Felix Schoeller, Jr. GmbH & Co. KGInventors: Heinz-Otto Merz, Alois-Bernhard Kerkhoff, Wolfgang Storbeck
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Patent number: 4814252Abstract: A light-sensitive material comprising a light-sensitive layer containing silver halide, a reducing agent and a polymerizable compound provided on a paper support. A surface of the paper support on which the light-sensitive layer is provided has such a smooth surface that the smoothness value in terms of the Bekk Smoothness is not less than 300 seconds. The Bekk Smoothness is a value measured using the Bekk Tester.Type: GrantFiled: August 14, 1987Date of Patent: March 21, 1989Assignee: Fuji Photo Film Co., Ltd.Inventors: Shigehisa Tamagawa, Masayuki Kuroishi
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Patent number: 4801509Abstract: Disclosed is a photographic resin coated paper which is excellent in surface quality. This photographic resin coated paper comprises a paper or synthetic paper substrate having on at least one surface a layer of resin composition comprising a reisn and a titanium dioxide pigment which is prepared by the external seed method and milled by a fluid energy mill. The titanium dioxide pigment is preferably surface treated with an inorganic surface treating agent such as hydrous aluminum oxide. The resin is preferably a thermoplastic resin such as a polyolefin resin.Type: GrantFiled: July 3, 1986Date of Patent: January 31, 1989Assignee: Mitsubishi Paper Mills, Ltd.Inventors: Akira Uno, Touru Noda
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Patent number: 4794071Abstract: An improved photographic support, especially useful for color prints, is comprised of a paper base material having thereon a polyolefin coating containing a white pigment and a mixture of optical brighteners, such mixture comprising certain fluorescent bis(benzoxazolyl)stilbenes. The support exhibits improved brightness at low brightener concentration and unexpected resistance to brightener exudation.Type: GrantFiled: March 23, 1987Date of Patent: December 27, 1988Assignee: Eastman Kodak CompanyInventors: Donna L. Tomko, Kenneth Harbison
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Patent number: 4782010Abstract: The use of phenazine, phenoxazine and phenothiazine color forming developers in photothermographic dry silver emulsions provides a stable imaging system under both light and dark storage.Type: GrantFiled: December 29, 1986Date of Patent: November 1, 1988Assignee: Minnesota Mining and Manufacturing CompanyInventors: Roger A. Mader, David C. Weigel, Louis M. Leichter, Kristen A. Hoff
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Patent number: 4770986Abstract: Disclosed is a photographic material which comprises a synthetic plastic film, a polyolefin layer provided on one surface of the plastic film, an image forming layer provided on said polyolefin layer and layer (A) which contains at least one of carboxy-modified polyethylene, ethylene-ethyl acrylate copolymer, ethylene-vinyl acetate copolymer and polyolefin and which is provided on another surface of the synthetic plastic film opposite to the image forming layer side, the surface of said polyolefin layer which contacts with the image forming layer being a roughened surface and the surface of the layer (A) being a mirror-like surface.Type: GrantFiled: June 19, 1986Date of Patent: September 13, 1988Assignee: Mitsubishi Paper Mills, Ltd.Inventors: Akira Uno, Masashi Kubbota, Akira Ninohira, Toshihiko Ueoka, Masaoki Nozaki
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Patent number: 4762776Abstract: A silver halide printing paper is disclosed, which is improved in a remaining curl. The support of the photographic paper comprises a support having a paper substratum, being coated over to the both sides thereof with a polyolefin resin, and has a Taber stiffness value of from 1.0 to 3.0 in machine direction. At least one silver halide emulsion layer is coated on one side and a hydrophilic colloidal backing layer is coated on the other side of the support. The silver halide emulsion layer contains a polyhydric alcohol in an amount of from 5 to 40% by weight to an amount by weight of the gelatin binder forming the emulsion layer and an alkyl acrylate polymer latex in an amount of from 30 to 80% by weight thereto. A total amount of gelatin coated over to the emulsion layer side of said support is not more than 4.0 g/m.sup.2, and a total amount of gelatin coated over to the backing layer side of said support is not more than 2.0 g/m.sup.2.Type: GrantFiled: July 17, 1987Date of Patent: August 9, 1988Assignee: Konishiroku Photo Industry Co., Ltd.Inventors: Yutaka Uesawa, Isamu Morimoto
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Patent number: 4755454Abstract: A photographic paper material comprising:(1) a support comprising a paper substrate with a synthetic resin film provided on both sides thereof;(2) a hydrophilic colloid layer containing a white pigment on one side of the support (1); and(3) a light-sensitive silver halide emulsion layer on the hydrophilic colloid layer (2),wherein the white pigment content of the hydrophilic colloid layer (2) is at least about 68% by weight.Type: GrantFiled: December 12, 1986Date of Patent: July 5, 1988Assignee: Fuji Photo Film Co., Ltd.Inventors: Yasuo Aotsuka, Soichiro Yamamoto
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Patent number: 4752559Abstract: A photothermographic recording article comprises in sequence:(a) a substrate,(b) a prime coat/antihalation layer comprising a pigmented acrylic polymer binder system,(c) a photothermographic dispersion comprising a binder, a non-light sensitive silver source material, photographic silver halide in catalytic proximity to silver source material, and(d) optionally, a topcoat layer,said article further comprising a reducing agent for silver ion and at least one development accelerator in at least one of the layers of the substrate.Type: GrantFiled: March 24, 1987Date of Patent: June 21, 1988Inventors: Randall H. Helland, Gregory J. McCarney
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Patent number: 4731285Abstract: There is described a water-resistant paper support for photographic purposes with at least one coating which is hardened by electron beams, wherein the resin layer forming the coating contains acrylated or methacrylated phosphoric acid with a ratio of acrylate or methacrylate groups to acid groups of 1:2 to 2:1, or itaconic acid, and wherein this acrylated or methacrylated phosphoric acid or the itaconic acid in the resin mixture forming the coating amounts to 1 to 15 weight %, and preferably 4 to 10 weight %, relative to the entire mixture, and the acrylated or methacrylated phosphoric acid possesses an average molecular weight of 400 to 600.Type: GrantFiled: September 8, 1986Date of Patent: March 15, 1988Assignee: Felix Schoeller, Jr. GmbH & Co. KGInventor: Reiner Anthonsen
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Patent number: 4729945Abstract: A method for making a support paper for a photographic emulsion having a smooth unmottled surface which comprises applying to the top side of a photographic base paper pigmented monomeric liquid, acrylic coating mixture, hardening the mixture by bombarding with a beam of electrons at room temperature and extruding a pigmented polyolefin film over the hardened mixture to serve as a barrier against migration of unpolymerized monomer into the emulsion. The hardened acrylic resin is preferably oxidized by corona treatment to facilitate adhesion of the polyolefin.Type: GrantFiled: September 23, 1986Date of Patent: March 8, 1988Assignee: Felix Schoeller, Jr.Inventors: Reiner Anthonsen, Wieland Sack
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Patent number: 4724198Abstract: There is disclosed a light-sensitive silver halide color photographic material having red-sensitive, green-sensitive and blue-sensitive emulsion layers, each layer consisting of two or more layers with different sensitivities on a support, wherein the layers are constituted so as to satisfy the following requirements (A), (B), (C) and (D):(A) of the respective emulsion layers having the highest sensitivities among the the red-sensitive, green-sensitive and blue-sensitive emulsion layers, the highest sensitivity blue-sensitive emulsion layer is provided on the side farthest from the support;(B) at least the the highest sensitivity red-sensitive emulsion layer and the highest sensitivity green-sensitive emulsion layer are provided between the the highest blue-sensitive emulsion layer and a blue-sensitive emulsion layer with lower sensitivity;(C) none of the respective red-sensitive, green-sensitive and blue-sensitive emulsion layers having the lowest sensitivities exists on the side farther than the low sensitiType: GrantFiled: December 15, 1986Date of Patent: February 9, 1988Assignee: Konishiroku Photo Industry Co., Ltd.Inventors: Yoshitaka Yamada, Toshifumi Iijima, Kenji Kumashiro, Takashi Kamio, Shinya Shimura
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Patent number: 4705746Abstract: A photographic paper comprising a paper sheet coated on each side with a polyolefin resin layer and a photographic emulsion layer provided on the polyolefin resin layer on the front side, which is characterized in that the polyolefin resin layer on the back side is provided with a antistatic coating layer comprising (a) a latex which contains an alkyldiphenylether sulfonate or a formalin condensate of naphthalenesulfonate, (b) colloidal silica, and (c) an alkaline salt aluminate.Type: GrantFiled: April 15, 1986Date of Patent: November 10, 1987Assignee: Fuji Photo Film Co., Ltd.Inventors: Shigehisa Tamagawa, Tetsuro Fuchizawa
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Patent number: 4705747Abstract: Improved silver halide emulsions are obtained by the combined use of an iridium compound and an imidazole before termination of crystal growth.Type: GrantFiled: February 24, 1986Date of Patent: November 10, 1987Assignee: Agfa Gevaert AktiengesellschaftInventors: Sieghart Klotzer, Bruno Mucke, Gunther Mahlberg, Manfred Becker
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Patent number: 4699874Abstract: A photographic support comprising a paper sheet coated with a polyolefin resin on both surfaces thereof, in which at least one of the polyolefin resin layer comprises:40-75 parts by weight of a high density polyethylene having a melt index of 15-40 g./10 min. and a density of not less than 0.945 g./cm.sup.3, and60-25 parts by weight of a low density polyethylene having a melt index of 1-40 g./10 min. and a density of not higher than 0.930 g./cm.sup.3.Type: GrantFiled: January 7, 1987Date of Patent: October 13, 1987Assignee: Fuji Photo Film Co., Ltd.Inventors: Keishi Kitagawa, Hisamasa Abe
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Patent number: 4678742Abstract: A photographic printing paper support is described, comprising a base paper having a polyolefin layer formed on both surfaces thereof, said support having provided on a back surface thereof a writing property providing layer composed of (a) inorganic pigment having an average particle diameter from 0.1 to 2.0 .mu.m and oil absorption degree of 100 cc/100 g or less, and (b) an acrylic emulsion having a glass transition point of from 20.degree. C. to 50.degree. C.Type: GrantFiled: May 13, 1985Date of Patent: July 7, 1987Assignee: Fuji Photo Film Co., Ltd.Inventors: Shigehisa Tamagawa, Tetsuro Fuchizawa, Hisamasa Abe
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Patent number: 4675245Abstract: A photographic paper support made of a water-repellent sized base paper coated on both sides with a waterproof synthetic resin, and wherein the paper contains a combination of sizing substances including a water-repellent sizing agent, a cationic strengthening retention and binding agent and a sulfate or phosphate ester of a polysaccharide. The water-repellent sizing agent relative to the paper fiber content is about 0.2 to 2% by weight, the cationic strengthening and binding agent is greater in amount than about 1.5 of the water-repellent sizing agent, and the amount of the esterified polysaccharide is about 0.1 to 10% by weight relative to the fiber content.Type: GrantFiled: June 19, 1984Date of Patent: June 23, 1987Assignee: Felix Schoeller Jr. GmbH & Co., KGInventor: Walter P. M. Von Meer
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Patent number: 4665013Abstract: Described is a photographic support material for black-and-white and color photographic emulsions, which support material is coated at least on one side with a layer containing a white pigment ad a binder component that predominantly includes unsaturated organic compounds and that is hardened by means of high energy radiation, while the white pigment, which is preferably a titanium oxide or titanium mixed oxide, carries an inorganic surface deposit which consists of oxides or hydrated oxides that make up at least about 2% by weight of the total pigment. The oxides and hydrated oxides include those of aluminum, silicon, zinc, magnesium, tin, zirconium, antimony or alkaline-earth metals.Type: GrantFiled: August 26, 1985Date of Patent: May 12, 1987Assignee: Felix Schoeller Jr. GmbH & Co. KGInventors: Wieland Sack, Reiner Anthonsen
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Patent number: 4665014Abstract: A photographic paper support comprising a base paper coated on both sides with a polyolefin resin is markedly improved in resistance to the stain occurring around the edges after development processing (edge stain), by the inclusion of an anionic polyacrylamide and a cationic starch in said base paper.Type: GrantFiled: August 30, 1985Date of Patent: May 12, 1987Assignee: Mitsubishi Paper Mills, Inc.Inventor: Toru Katsura
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Patent number: 4657846Abstract: A silver halide photographic light-sensitive materials are described. In silver halide photographic printing paper comprising at least one silver halide photographic emulsion layer applied to a water impermeable reflective base, the printing paper of the present invention is in the improvement wherein said silver halide emulsion layer is spectrally sensitized with at least one cyanine dye represented by general formulae I and II, and an emulsified dispersion or latex dispersion of a water insoluble fluorescent whitening agent contained in a hydrophilic vehicle of at least one layer applied to the base on the same side as said silver halide emulsion layer: ##STR1## wherein Y.sub.1 and Y.sub.2 each represents an O atom, --N--R.sub.7 or a S atom, wherein R.sub.7 represents a lower alkyl group, A represents H or a lower alkyl group having 4 or less carbon atoms, R.sub.1, R.sub.2, R.sub.3 and R.sub.4 each represents --H, --CH.sub.3, --OCH.sub.3, --C.sub.2 H.sub.5, --OC.sub.2 H.sub.5, --CN, --Cl, --F, --CF.sub.Type: GrantFiled: December 20, 1984Date of Patent: April 14, 1987Assignee: Fuji Photo Film Co., Ltd.Inventors: Tadayoshi Kokubo, Tadashi Ikeda, Keiichi Adachi, Masaki Okazaki, Tetsuo Yoshida
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Patent number: 4645736Abstract: A multilayer, waterproof photographic paper support includes a paper which is coated with a layer of radiation hardened varnish or varnish color and a barrier layer is positioned between the paper and varnish layer. The barrier layer comprises a polymer, film-forming material, produced either by extrusion coating, a coating of an aqueous solution or dispersion.Type: GrantFiled: October 4, 1985Date of Patent: February 24, 1987Assignee: Felix Schoeller Jr. GmbH & Co. KGInventors: Reiner Anthonsen, Wieland Sack, Heinz Trentmann, Hans-Georg Wollmer
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Patent number: 4614688Abstract: A photographic paper support having superior moisture resistance and graphic properties is provided. The support has formed on its back surface a graphic property-imparting layer. The layer is composed of (a) an inorganic pigment having a number average particle diameter of from 0.2 to 2.0 microns and an oil absorbing degree of not more than 100 cc/100 g and (b) a resin cured by irradiation with electron beams.Type: GrantFiled: November 6, 1984Date of Patent: September 30, 1986Assignee: Fuji Photo Film Co., Ltd.Inventors: Shigehisa Tamagawa, Takashi Takayanagi
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Patent number: 4610956Abstract: A process for producing a support for photographic paper is described, having a layer hardened by irradiation with electron beams on at least one surface of the paper support, comprising coating a mixture of an organic compound capable of being hardened by irradiation with electron beams and a white pigment on a shaping face, hardening the layer by irradiation with electron beams in that state, adhering the resulting coated layer to a base paper by an adhesive, and then peeling off the base paper having the coated hardened layer from the shaping face.A support for photographic paper is produced by the process. The support has superior properties with respect to the surface configuration and good whiteness.Type: GrantFiled: January 9, 1985Date of Patent: September 9, 1986Assignee: Fuji Photo Film Co., Ltd.Inventors: Tetsuro Fuchizawa, Yasuzi Asao, Takashi Takayanagi
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Patent number: 4610924Abstract: A support of photographic paper one of whose surfaces is provided with a writing-retainable layer capable of retaining penciled characters, marks, ink, etc. The writing-retainable layer comprises crystalline silica having a number-average particle size of 0.1-3.0 .mu.m and a film-forming organic polymer.Type: GrantFiled: December 21, 1983Date of Patent: September 9, 1986Assignee: Fuji Photo Film Co., Ltd.Inventors: Shigehisa Tamagawa, Tetsuro Fuchizawa, Kazuyuki Koike
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Patent number: 4610954Abstract: A silver halide photographic light-sensitive material for obtaining a silver image comprising a water-impermeable support having at least one silver halide emulsion layer, and containing in association with the emulsion layer a compound selected from the group consisting of: (a) a compound represented by the following general formula (I): ##STR1## (b) a compound represented by the following general formula (II): ##STR2## and (c) a combination of a compound represented by the following general formula (III) and a compound represented by the following general formula (IV): ##STR3## (all the symbols are as defined in the appended claims), and a method of forming silver images using the above-defined silver halide photographic light-sensitive material, are disclosed.Type: GrantFiled: November 8, 1984Date of Patent: September 9, 1986Assignee: Fuji Photo Film Co., Ltd.Inventors: Masaaki Torigoe, Yoshio Inagaki, Tadao Shishido
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Patent number: 4605612Abstract: A support for photographic paper is described, which comprises a sheet of paper coated with a composition comprising an unsaturated bond-containing electron beam-polymerizable organic compound and an inorganic white pigment that is subjected to electron beam irradiation for curing, wherein said unsaturated bond-containing organic compound (A) and said inorganic white pigment (B) are present in a weight ratio (A)/(B) of from 3/1 to 1/9, and said unsaturated bond-containing organic compound comprises an unsaturated organic compound (C) containing two carbon-to-carbon double bonds per molecule and an unsaturated organic compound (D) containing three carbon-to-carbon double bonds per molecule, and the weight ratio (C)/(D) is from 49/51 to 1/99.Type: GrantFiled: February 27, 1985Date of Patent: August 12, 1986Assignee: Fuji Photo Film Co., Ltd.Inventors: Yasuzi Asao, Takashi Takayanagi
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Patent number: 4594315Abstract: A light-sensitive silver halide photographic element having (a) a cured coated layer on at least one surface of a support material, said cured coated layer having been formed by curing a composition with electron beam radiation, said composition prior to curing comprising (i) a compound having two or more unsaturated double bonds in its molecule which is curable by electron beam irradiation, (ii) an inorganic white pigment and (iii) a coupling agent having two or more different reactive groups in its molecule, one of said reactive groups being chemically reactive with the inorganic white pigment to form a chemical bond therewith and said other reactive group being chemically reactive with said compound (i) to form a chemical bond therewith and (b) at least one layer of silver halide emulsion on said coated layer.Type: GrantFiled: September 6, 1984Date of Patent: June 10, 1986Assignee: Konishiroku Photo Industry Co., Ltd.Inventors: Toshiaki Shibue, Koichi Nagayasu
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Patent number: 4592976Abstract: Provided is an identification card having a photographic image support, the lower layer of which is impregnated with a hot-melt type thermoplastic adhesive, and a laminable indicia bearing layer and a durable resilient backing to which the support and bearing layer are laminated.Type: GrantFiled: December 7, 1984Date of Patent: June 3, 1986Assignee: N. Peter WhiteheadInventor: Edwin N. Whitehead
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Patent number: 4587208Abstract: A color photographic light-sensitive material comprising a reflective support having thereon a plurality of silver halide emulsion layers of which the silver halide layer located farthest from the support contains not less than 15 mole percent of silver chloride and two non-light-sensitive layers each containing an ultraviolet absorbing agent.Type: GrantFiled: April 25, 1985Date of Patent: May 6, 1986Assignee: Konishiroku Photo Industry Co., Ltd.Inventors: Takashi Kadowaki, Kaoru Onodera
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Patent number: 4584234Abstract: Wrapping materials for photographic materials comprising laminated layers of a paper support and at least one thermoplastic resin layer superposed on at least one surface of said paper support; said thermoplastic resin layer comprises a blended resin of (a) a high-density polyethylene having a density of 0.950 g/cm.sup.3 or more and a melt index of 10-40 and (b) a low-density polyethylene having a density of 0.930 g/cm.sup.3 or less and a melt index of 1-40, the weight ratio of (b)/(a) being 70/30-5/95, preferably 70/30-20/80, more preferably 60/40-40/60.At least one layer of said wrapping materials optionally comprises light-shielding substance in an amount of 1.0-30 g/m.sup.2.Type: GrantFiled: July 16, 1984Date of Patent: April 22, 1986Assignee: Fuji Photo Film Co., Ltd.Inventors: Masuhiko Hirose, Mutsuo Akao
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Patent number: 4582785Abstract: Polyolefin coated photographic base papers are stabilized by a polymeric hindered amine (Chimassorb 944) having a mean molecular weight above 2500. The stabilizer is highly effective and overcomes a diminution of opacity noted with the use of phosphonate esters of the prior art.Type: GrantFiled: November 9, 1984Date of Patent: April 15, 1986Assignee: The Wiggins Teape Group LimitedInventors: Antony I. Woodward, Garry Barnes, George Tyler
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Patent number: 4582783Abstract: An antistatic layer applied to the back of the photographic material contains (A) a mixture of sodium magnesium silicate and the sodium salt of polystyrene sulphonic acid and (B) a succinic acid semi-ester compound. The antistatic layer is distinguished by high abrasion resistance and its good qualities as writing and printing surface.Type: GrantFiled: April 26, 1985Date of Patent: April 15, 1986Assignee: Agfa-Gevaert AktiengesellschaftInventors: Fritz Nittel, Bert Sauter, Armin Voigt
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Patent number: 4579815Abstract: A process for producing a photographic paper is described, comprising coating a composition containing an unsaturated organic compound capable of being polymerized by irradiation with electron beams and an inorganic white pigment on the surface of a web support, and, after hardening the coated layer by irradiation with electron beams, coating thereon a photographic emulsion, wherein the improvement comprises performing the irradiation with electron beams while pressing the web support on a roll having a curvature radius of from 25 cm to 250 cm with the coated layer with said layer in a convexly curled state, and coating the photosensitive emulsion on the convexly curled surface of the web support.Type: GrantFiled: September 5, 1984Date of Patent: April 1, 1986Assignee: Fuji Photo Film Co., Ltd.Inventors: Masataka Kiritani, Yasuji Asao
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Patent number: 4579810Abstract: Process for preparation of improved surprint multilayer proof using at least three nonsilver photoimaged elements, e.g., positive-working photopolymerizable element or negative-working photosensitive element, having a thickness greater than 0.0001 inch (0.0025 mm) which are laminated sequentially to a pearlescent support having total luminous transmission not in excess of 25% and 20.degree. specular gloss in the range of 8 to 20 gloss units, e.g., biaxially oriented polyethylene terephthalate film filled with polypropylene and BaSO.sub.4. The surprints are useful in the web fed, publication web and sheet fed segments of the printing market.Type: GrantFiled: December 27, 1984Date of Patent: April 1, 1986Assignee: E. I. Du Pont de Nemours and CompanyInventors: Van B. Johnson, Douglas G. Adolphson
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Patent number: 4572893Abstract: Photographic resin-coated paper comprising a paper sheet and a polyolefin resin layer coated over at least one surface of the paper sheet, in which the polyolefin resin contains titanium dioxide powder coated with an alcohol having 2-18 carbon atoms and 2-4 hydroxyl groups, and the surface of the polyolefin resin layer has been activated by corona discharge or flame.Type: GrantFiled: October 27, 1982Date of Patent: February 25, 1986Assignee: Fuji Photo Film Co., Ltd.Inventor: Yasuzi Asao
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Patent number: 4562145Abstract: A photographic base paper in which the resin coating contains a stabilizer of formula, ##STR1## wherein R.sup.1 is a sterically hindered hydroxyphenyl R.sup.2 is C.sub.1 -C.sub.12 alkyl, and x is 1 to 4, or a metal salt of the corresponding phosphonate anion.Type: GrantFiled: June 20, 1983Date of Patent: December 31, 1985Assignee: The Wiggins Teape Group LimitedInventors: Antony I. Woodward, George Tyler, John Lovick
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Patent number: 4558002Abstract: A photographic paper material comprising (1) a paper support coated on both sides with a synthetic resin film, (2) a hydrophilic colloid layer containing a white pigment provided on one side of the paper support (1), and (3) a light-sensitive silver halide emulsion layer on the hydrophilic colloid layer (2), wherein a dye or pigment which is not decolored during photographic processing is present in the hydrophilic colloid layer (2) and/or the synthetic resin film on the paper support (1).Type: GrantFiled: March 27, 1984Date of Patent: December 10, 1985Assignee: Fuji Photo Film Co., Ltd.Inventors: Yasuo Aotsuka, Soichiro Yamamoto
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Patent number: 4547445Abstract: A photographic material capable of receiving and retaining an aqueous ink or other similar materials on the back surface, which is able to serve as a post card, is disclosed. The photographic material comprises a water-proof support comprising a paper sheet coated with a polyolefin resin on both surfaces thereof, and a photographic emulsion layer provided onto one of the surfaces of the support, in which another surface of the support is provided with a gelatin layer containing an inorganic pigment and one or more of specific gelatin hardening agents.Type: GrantFiled: January 22, 1985Date of Patent: October 15, 1985Assignee: Fuji Photo Film Co., Ltd.Inventors: Miyoshi Asahina, Keishi Kitagawa, Testuro Fuchizawa