Patents Assigned to Felix Schoeller, Jr.
-
Patent number: 5911855Abstract: A printing material for ink-jet printing methods has a support and a dye-receiving coating, and an upper coating which includes finely divided particles of an inorganic pigment and/or filler exhibiting cationic charge centers is disposed on the dye-receiving coating.Type: GrantFiled: May 7, 1997Date of Patent: June 15, 1999Assignee: Felix Schoeller jr. Foto-und Spezialpapeire GmbH & Co. KGInventors: Gerhard Dransmann, Claudia Junger, Horst Westfal
-
Patent number: 5756200Abstract: The invention relates to a photographic support material with a backlayer and to a coating composition for producing this backlayer. The layer is distinguished by excellent writing properties with pencils and is free of contaminations by aged developing baths. It is composed of carboxylated acrylate copolymer, organic polyacid, coarse-grained silica, thickener and, preferably, colloidal aluminium-modified silica.Type: GrantFiled: April 22, 1997Date of Patent: May 26, 1998Assignee: Felix Schoeller jr. Foto- und Spezialpapiere GmbH & Co. KGInventors: Rolf Ebisch, Hans-Ulrich Berner, Hans-Udo Tyrakowski
-
Patent number: 5624030Abstract: A packaging assembly for the pallet transport of goods consists of a pallet and a hood to cover the goods located on the pallet, in which the hood possesses a first opening located at its side which is capable of being repeatedly opened without destruction. The outer edge of a pallet plate of the pallet and the lower inner edge of the hood are designed so as to be lockable together.Type: GrantFiled: March 10, 1995Date of Patent: April 29, 1997Assignee: Felix Schoeller jr. Foto-und Spezialpapiere GmbH & Co. KGInventor: Horst Rademacher
-
Patent number: 5614345Abstract: A paper for thermal image transfer to flat porous surfaces is characterized by a paper support and a layer applied thereto which contains an ethylene copolymer or an ethylene copolymer mixture and a dye-receiving layer.Type: GrantFiled: May 28, 1996Date of Patent: March 25, 1997Assignee: Felix Schoeller Jr. Foto-Und Spezialpapiere GmbH & Co. KGInventors: Rainer Gumbiowski, Rolf Ebisch, Hartmut Schulz
-
Patent number: 5573636Abstract: A recyclable support material and process of recycling the support material is disclosed in which the support material comprises a cellulose containing carrier and a radiation cured layer, and the radiation cured layer contains a solid which can be anchored to a limited extent. This support material can be reprocessed and recycled by aqueous reprocessing processes which are conventional within the paper industry.Type: GrantFiled: February 1, 1994Date of Patent: November 12, 1996Assignee: Felix Schoeller jr Papierfabriken GmbH & Co. KGInventors: Wieland Sack, Karl-Hermann Krauss, Reiner Mehnert, Peter Klenert
-
Patent number: 5569529Abstract: Ink jet printing materials comprise a support and an ink receiving layer taining a pigment, a hydrophilic binder comprising polyvinyl alcohol, vinylpyrrolidone homopolymer and/or vinylpyrrolidone copolymer, and a water soluble compound containing aldehyde groups.Type: GrantFiled: June 30, 1995Date of Patent: October 29, 1996Assignee: Felix Schoeller Jr. Foto-und Spezial-papiere GmbH & Co. KGInventors: Dieter Becker, Gerhard Dransmann, Jurgen Graumann
-
Patent number: 5518985Abstract: An image receiver material for thermal dye transfer comprises a polyolefin-coated base paper and a dye receiving layer applied to and adhering to the front face side of the coated base paper. The dye receiving layer comprises a vinyl chloride/vinyl acetate copolymer with a plasticizer contained in the vinyl chloride/vinyl acetate copolymer and a vinyl chloride copolymer free from plasticizer.Type: GrantFiled: March 20, 1995Date of Patent: May 21, 1996Assignee: Felix Schoeller Jr Papierfabriken GmbH & Co. KGInventors: Reiner Jahn, Horst Westfal, Jurgen Graumann
-
Patent number: 5497549Abstract: A process for the production of core rolls for the winding of sheet maters, and particularly of photographic base papers, includes a deformable rubber tube which is inserted into a mounting tube and inflated therein through a core casing. The core casing is then slid into the inflated rubber tube and the rubber tube is deflated, and by residual stress the rubber tube exerts a pressure on the exterior surface of the core casing and adheres firmly to it.Type: GrantFiled: May 13, 1994Date of Patent: March 12, 1996Assignee: Felix Schoeller Jr. Foto- und Spezialpapiere GmbH & Co. KGInventor: Horst Rademacher
-
Patent number: 5494759Abstract: Ink jet printing materials comprise a support and an ink receiving layer containing a pigment, a hydrophilic binder comprising polyvinyl alcohol, vinylpyrrolidone homopolymer and/or vinylpyrrolidone copolymer, and a quaternary ammonium compound.Type: GrantFiled: June 17, 1994Date of Patent: February 27, 1996Assignee: Felix Schoeller jr. Foto-und Spezialpapiere GmbH & Co. KGInventors: David R. Williams, William L. Quartz, Klaus B. Kasper, Dieter Becker, Gerhard Dransmann
-
Patent number: 5466536Abstract: A photographic support material has a reverse side layer which includes a polymer having a film formation temperature which does not exceed 70.degree. C., and a conductive material. The polymer may be a mixture of polymers or copolymers of styrene, alkylstyrene, (meth)acrylic acid and (meth)acrylic acid alkylester. The conductive material may be an alkali salt of a crosslinkable polysulfonic or polystyrene sulfonic acid or a coated or uncoated metal oxide from the group of metals of the 2nd to 4th main or sub groups, and may also contain a polyfunctional aziridin. The reverse side layer can be printed with thermal printers with only slight absorption of dirt and discoloration from developer baths, and has good adhesion of adhesive tape, good printability with conventional printers, good resistance to abrasion and baths, and a good antistatic properties.Type: GrantFiled: March 8, 1994Date of Patent: November 14, 1995Assignee: Felix Schoeller jr Papierfabriken GmbH & Co. KGInventors: Hans-Ulrich Berner, Rolf Ebisch, Eckehard Saverin, Udo Tyrakowski
-
Patent number: 5457016Abstract: A photographic support material has a back coating comprising a blend of a polypropylene and low density polyethylene.Type: GrantFiled: August 30, 1993Date of Patent: October 10, 1995Assignee: Felix Schoeller Jr. Papierfabriken GmbH & Co. KGInventor: Ralf-Burkhard Dethlefs
-
Patent number: 5455073Abstract: A method for the production of a photographic coating support material includes a vacuum drying of the synthetic resin and the master batches as well as a storing and transport these products in a closed system with cleaned and dried air.Type: GrantFiled: June 11, 1993Date of Patent: October 3, 1995Assignee: Felix Schoeller jr Papierfabriken GmbH & Co.KGInventors: Ralf-Burkhard Dethlefs, Bernd Scholz, Udo Uyting
-
Patent number: 5395689Abstract: A photographic support material with a coating on each side. At least one of the coatings comprises a mixture of polyolefins and optional agents that have a positive effect on the utilization of the support material. A white pigment is an example. The polyolefin mixture comprising the coating contains at least one copolymer of an .alpha.-olefin with an .alpha., .beta.-unsaturated carboxylic acid. At least 5% and preferably 20% to 80% by weight of the mixture is copolymer.Type: GrantFiled: December 6, 1993Date of Patent: March 7, 1995Assignee: Felix Schoeller jr Foto- und Spezialpapiere GmbH & Co. KGInventor: Ralf-Burkhard Dethlefs
-
Patent number: 5393726Abstract: A dye diffusion thermal transfer carrier material comprises a base material and an intermediate layer which contains a film forming binder with a minimum film forming temperature of at least 25.degree. C., and a pigment of hollow polymer micropellets in which the micropellets have an interior space that has a volume that is between 10 and 55% of the total volume of the micropellet body.Type: GrantFiled: September 28, 1993Date of Patent: February 28, 1995Assignee: Felix Schoeller jr. Papierfabriken GmbH & Co. KGInventor: Jurgen Graumann
-
Patent number: 5374510Abstract: A support material for light sensitive materials is disclosed which has an anticurl layer on the back which contains at least a hardening agent and a bone gelatin that has been degraded by enzymatic action, and the gelatin has more than 40% low molecular fractions having a molecular weight of less than 100,000 and a gel strength of 200-250 g Bloom.Type: GrantFiled: December 21, 1993Date of Patent: December 20, 1994Assignee: Felix Schoeller, Jr. PapierfabrikenInventors: Horst Westfal, Andreas Diekmann
-
Patent number: 5332623Abstract: A photographic support material includes a base paper and at least one polyolefin layer arranged on the base paper and containing titanium dioxide, and a methyl substituted chinacridone red pigment in the polyolefin which is a chinolino (2,3-b) acridine-7,14-dione-5,12-dihydro-3,10-dimethyl.Type: GrantFiled: May 18, 1993Date of Patent: July 26, 1994Assignee: Felix Schoeller jr. Papierfabrik GmbH & Co. KGInventor: Ralf-Burkhard Dethlefs
-
Patent number: 5328748Abstract: A recording material and coating therefor for an ink jet process wherein the coating forms an ink absorbing layer on a support material. The coating contains a hydrophilic binder and an oxidized polyethylene, and the oxidized polyethylene is present in the aqueous coating material which forms the ink absorbing layer as a cationic active emulsified oxidized polyethylene.Type: GrantFiled: October 26, 1992Date of Patent: July 12, 1994Assignees: Felix Schoeller, Jr., Papierfabrik GmbH & Co. KGInventor: Horst Westfal
-
Patent number: 5318886Abstract: A photographic support material comprising a plastic foil or plastic coated paper coated on the rear side with a composition that can be printed with thermal printers and does not pick up dirt or discoloration in developing baths, has good adhesive tape adhesion, good printability with conventional printers, good abrasion resistance and bath resistance, and a good antistatic finish. The coating composition comprises an aqueous mixture of colloidal aluminum modified silica, a polyfunctional aziridine, an alkali salt of an organic polyacid, and a plastic dispersion with free carboxyl groups, a residual monomer content of < 200 ppm, > 50 mol % rigid monomers in the polymer and the interfacial tension of the dried film of > 50 dyn/cm.Type: GrantFiled: February 23, 1993Date of Patent: June 7, 1994Assignee: Felix Schoeller, Jr. GmbH & Co.Inventors: Eckehard Saverin, Hans-Udo Tyrakowski
-
Patent number: 5302572Abstract: A process for producing and an image receiving material for dye diffusion thermal transfer processes comprises a carrier material, an intermediate layer of a crosslinked material, and an image receiving layer of an uncrosslinked material, and the two layers are produced without using organic solvents.Type: GrantFiled: May 4, 1992Date of Patent: April 12, 1994Assignees: Felix Schoeller, Jr., Papierfabrik GmbH & Co., AGInventors: Reiner Anthonsen, Wieland Sack, Dieter Becker, Jurgen Graumann, Manuela Hesse
-
Patent number: 5252658Abstract: A premixture composition for the production of water-resistant photographic support material coated with polyolefin resin for light-sensitive materials of polyolefin resin and light-reflecting white pigment comprises a polyolefin resin formed as a copolymer of ethylene and an .alpha.-olefin. A light-reflecting white pigment is intimately mixed with the said polyolefin resin. Hydrocarbon side chains derived of an .alpha.-olefin in the copolymer comprise C.sub.1 to C.sub.16 carbon atoms. The contents of the copolymer of ethylene and .alpha.-olefin in the premixture composition amounts to from about 10 weight-percent to 100 weight-percent of the complete premixture composition. The light-reflecting white pigment is titanium dioxide. The titanium dioxide employed in the mixture has been subjected to a chemical after-treatment.Type: GrantFiled: November 22, 1989Date of Patent: October 12, 1993Assignee: Felix Schoeller jr GmbH & Co. KGInventors: Ralf-Burkhard Dethlefs, Bernd Scholz, Wolfram Wysk