Patents by Inventor David P. Brust
David P. Brust has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 5891827Abstract: A dye-receiving element for thermal dye transfer comprising a support having on one side thereof a polymeric dye image-receiving layer and on the other side thereof a backing layer comprising a water-soluble polymeric binder, inorganic particles, and a cationic, polymeric mordant for anionic dyes.Type: GrantFiled: November 26, 1997Date of Patent: April 6, 1999Assignee: Eastman Kodak CompanyInventors: David P. Brust, George B. Bodem, Wayne A. Bowman
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Patent number: 5846900Abstract: An identification card stock comprising a polymeric core substrate having an oriented polymeric film laminated on at least one side thereof, said card stock also having an image-receiving layer located on the outermost surface of at least one side of said card stock, and process of using same.Type: GrantFiled: July 31, 1996Date of Patent: December 8, 1998Assignee: Eastman Kodak CompanyInventors: Thomas Carl Reiter, Peter P. Soscia, David P. Brust
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Patent number: 5789340Abstract: An identification card stock comprising a polymeric core substrate having on at least one side thereof the following layers in order: an oriented polymeric film, a cushion layer of an acrylic polymer, a subbing layer and an image-receiving layer; wherein the subbing layer comprises from about 5 to about 35% by weight of acrylonitrile, from about 2 to about 10% by weight of acrylic acid, and from about 55 to about 85% by weight of recurring units of vinylidene chloride; and process of using same.Type: GrantFiled: July 31, 1996Date of Patent: August 4, 1998Assignee: Eastman Kodak CompanyInventors: David P Brust, Thomas Carl Reiter, Peter P Soscia
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Patent number: 5756188Abstract: An image-receiving laminate for an identification card stock, the laminate comprising an oriented polymeric film support having an image-receiving layer located on a first outermost surface thereof, the image-receiving layer having an embossed surface, and the second outermost surface of the oriented polymeric film support having a heat- or chemically-activated adhesive thereon.Type: GrantFiled: September 26, 1996Date of Patent: May 26, 1998Assignee: Eastman Kodak CompanyInventors: Thomas Carl Reiter, Peter P. Soscia, David P. Brust
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Patent number: 5746864Abstract: A process of providing a smooth surface to an image-receiving laminate in an identification card stock, the laminate comprising an oriented polymeric film support having an image-receiving layer located on a first outermost surface thereof, and the second outermost surface of the oriented polymeric film support having a heat- or chemically-activated adhesive thereon, the process comprising applying an embossed surface to the image-receiving layer using a textured plate employed in a laminating process, and then applying a smooth surface to the image-receiving layer using a smooth plate employed in a laminating process.Type: GrantFiled: September 26, 1996Date of Patent: May 5, 1998Assignee: Eastman Kodak CompanyInventors: Thomas Carl Reiter, Peter P. Soscia, David P. Brust
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Patent number: 5733845Abstract: An identification card stock comprising a polymeric core substrate having on at least one side thereof the following layers in order: a hydrophobic antistatic layer, an oriented polymeric film, and an image-receiving layer; and process of using same.Type: GrantFiled: July 31, 1996Date of Patent: March 31, 1998Assignee: Eastman Kodak CompanyInventors: David P. Brust, Thomas Carl Reiter, Peter P. Soscia
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Patent number: 5668081Abstract: A dye-donor element for thermal dye transfer comprising a support having thereon at least one dye layer area comprising an image dye in a binder and another area comprising a transferable protection layer, the transferable protection layer area being approximately equal in size to the dye layer area, wherein the transferable protection layer comprises eithera) poly(vinyl formal), poly(vinyl benzal) or poly(vinyl acetal) containing at least about 5 mole % hydroxyl and a crosslinking agent, orb) a phenoxy resin.Type: GrantFiled: July 25, 1996Date of Patent: September 16, 1997Assignee: Eastman Kodak CompanyInventors: William Henry Simpson, David P. Brust, Jacob John Hastreiter, Jr., Mary Catherine S. Oldfield
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Patent number: 5334572Abstract: A dye-donor element for thermal dye transfer comprising a support having on one side thereof a dye layer and on the other side thereof, in order, a subbing layer comprising a polymer having an inorganic backbone which is an oxide of a Group IVa or IVb element and a slipping layer, and wherein an interlayer is located between the subbing layer and the slipping layer, the interlayer comprising a polymer having free hydroxyl groups.Type: GrantFiled: October 21, 1993Date of Patent: August 2, 1994Assignee: Eastman Kodak CompanyInventors: Noel R. Vanier, David P. Brust
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Patent number: 5252534Abstract: A dye-donor element for thermal dye transfer comprising a support having on one side thereof a dye layer and on the other side a slipping layer comprising a lubricating material comprising a polyimide-siloxane copolymer, the polysiloxane component comprising more than 3 weight % of the copolymer and the polysiloxane component having a molecular weight of greater than 3900.Type: GrantFiled: May 29, 1992Date of Patent: October 12, 1993Assignee: Eastman Kodak CompanyInventors: Vito A. DePalma, Ravi Sharma, Scott E. Tunney, David P. Brust
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Patent number: 5240899Abstract: A dye-donor element for thermal dye transfer comprising a support having on one side thereof a dye layer and on the other side a slipping layer comprising an aminoalkyl(dialkylsilyl)-terminated poly(dialkyl siloxane) in a polymeric binder, the improvement wherein said polymeric binder comprises a poly(vinyl acetal) having more than 60 mole % acetal units which is formed from poly(vinylalcohol) and acetaldehyde or formaldehyde.Type: GrantFiled: August 19, 1992Date of Patent: August 31, 1993Assignee: Eastman Kodak CompanyInventors: Wayne A. Bowman, David P. Brust, Noel R. Vanier
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Patent number: 5234889Abstract: A dye-donor element for thermal dye transfer comprising a support having on one side thereof a dye layer and on the other side a slipping layer comprising a lubricating material and wherein the lubricating material consists essentially of a poly(aryl ester, aryl amide)-siloxane copolymer, the polysiloxane component comprising more than 3 weight % of the copolymer and the polysiloxane component having a molecular weight of at least about 1500.Type: GrantFiled: December 17, 1992Date of Patent: August 10, 1993Assignee: Eastman Kodak CompanyInventors: Vito A. DePalma, Catherine A. Falkner, Ravi Sharma, Paul D. Yacobucci, David P. Brust
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Patent number: 4551411Abstract: Photographic assemblages are described employing metallizable redox dye-releasers and a sequestering agent which is gluconic acid, N[CH.sub.2 --P--(O)(OH).sub.2 ].sub.3 or (HO).sub.2 P(O)--C(CH.sub.3)(OH)--P(O)(OH).sub.2.Type: GrantFiled: December 28, 1984Date of Patent: November 5, 1985Assignee: Eastman Kodak CompanyInventors: David P. Brust, Stephen M. Neumann, Edward Weissberger
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Patent number: 4542087Abstract: Photographic elements and diffusion transfer assemblages are described wherein a sufficient amount of a reflecting agent, such as titanium dioxide, is employed in the yellow dye image-providing material layer so that the layer is an effective yellow filter layer for good color reproduction.Type: GrantFiled: September 4, 1984Date of Patent: September 17, 1985Assignee: Eastman Kodak CompanyInventor: David P. Brust
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Patent number: 4358524Abstract: Photographic elements, diffusion transfer assemblages and processes are described wherein a polymeric vehicle is employed in a metallizable dye image-receiving layer, a layer adjacent thereto or both. The polymeric vehicle comprises a cross-linked polymer derived from recurring units of an acrylamide, a 1-vinyl-2-pyrrolidone or a 2-hydroxyethyl acrylate and a cross-linkable monomer.Type: GrantFiled: October 13, 1981Date of Patent: November 9, 1982Assignee: Eastman Kodak CompanyInventors: Richard C. Sutton, David P. Brust, Lewis R. Hamilton
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Patent number: 4282305Abstract: An image dye receiving element comprises a support having thereon in order:(1) a layer comprising a source of metal ions and a binder therefor; and(2) a dye image receiving layer comprising a polymer containing heterocyclic tertiary groups.The receiving element can be used in an image transfer film unit which contains a dye ligand or dye ligand former and the film unit is stable to metal ion wandering and the resulting metallized dye image is stable to fading.Type: GrantFiled: January 15, 1979Date of Patent: August 4, 1981Assignee: Eastman Kodak CompanyInventors: David P. Brust, Lewis R. Hamilton, Glenn R. Wilkes
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Patent number: 4228257Abstract: A polymer comprising acrylamide units or anionic sulfonate units and a unit having the formula: ##STR1## wherein: R is H, halogen or alkyl;L is a linking group; andM is H, an ammonium cation or an alkali metal, can be metallized to form a metallized polymer. The metallized polymer is useful either as or with a mordant for dyes or dye formers that chelate metals.Type: GrantFiled: June 6, 1979Date of Patent: October 14, 1980Assignee: Eastman Kodak CompanyInventors: Gerald A. Campbell, Lewis R. Hamilton, David P. Brust
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Patent number: 4193796Abstract: A polymer comprising acrylamide units or anionic sulfonate units and a unit having the formula: ##STR1## wherein: R is H, halogen or alkyl;L is a linking group; andM is H,an ammonium cation or an alkali metal, can be metallized to form a metallized polymer. The metallized polymer is useful either as or with a mordant for dyes or dye formers that chelate metals.Type: GrantFiled: December 20, 1978Date of Patent: March 18, 1980Assignee: Eastman Kodak CompanyInventors: Gerald A. Campbell, Lewis R. Hamilton, David P. Brust
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Patent number: 4088499Abstract: Disclosed herein is an image-transfer film unit comprising:(1) a photosensitive element comprising a support, having thereon at least one silver halide emulsion layer;(2) an image-receiving layer:(3) interposed between any silver halide emulsion layer and said image-receiving layer, at least one pH selectively permeable layer comprising:(a) from about 1 to 100 mole percent of a polymerized monomer containing at least one active methylene group and having the formula: ##STR1## wherein n is 0 or 1; R is hydrogen or methyl; R.sup.1 is substituted or unsubstituted arylenethylene having the structure: ##STR2## wherein Ar is arylene and R.sup.2 is hydrogen, alkyl, aryl or cycloalkyl, or R.sup.1 has the formula: ##STR3## wherein R.sup.3 is alkylene, arylene or cycloalkylene; and R.sup.4 is alkyl, alkoxy or amino when n is equal to 0, and R.sup.Type: GrantFiled: July 1, 1976Date of Patent: May 9, 1978Assignee: Eastman Kodak CompanyInventors: David P. Brust, Tsang J. Chen, Ignazio S. Ponticello, Zona R. Pierce