Resin, Rubber, Or Elastomer Base Patents (Class 427/393.5)
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Patent number: 7323222Abstract: The present invention relates to anaerobically curable compositions, methods of preparation and methods of use that provide enhanced physical properties when cured in contact with untreated inactive surfaces. The compositions which include isobornyl acrylate, isobornyl methacrylate or combinations thereof in combination with a multi(meth)acrylate and a free-radical initiator, may be used without the addition of a transition metal catalyst.Type: GrantFiled: November 18, 2002Date of Patent: January 29, 2008Assignee: Henkel CorporationInventors: Dzu Dinh Luong, Frederick F. Newberth, III, Canh Minh Tran, Richard D. Rich
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Patent number: 7285586Abstract: Coating compositions comprising a pigment and starch dispersion of discrete crosslinked starch particles in an aqueous liquid. The dispersion may be used as coating color for paper. A preferred process of preparing the dispersion of starch particles comprises (a) obtaining a mixture of starch and an aqueous liquid; (b) processing the mixture using shear forces in the presence of a crosslinker in an extruder; and (c) injecting a hydroxylic liquid into the extruder and dispersing the mixture inside the extruder or outside the extruder or both inside and outside the extruder to obtain the dispersion.Type: GrantFiled: November 3, 2004Date of Patent: October 23, 2007Assignee: Ecosynthetix Inc.Inventors: Andre Marcel Helbling, Michael Robert Hills, Friederike Theresia Stollmaier, Thomas Martin Stephan Annen
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Patent number: 7255762Abstract: The present invention is directed to a camouflage tire suitable for use in various vehicle use environments wherein it is desirable to reduce or eliminate a viewer's visual perception of the tire against the given environmental background.Type: GrantFiled: February 25, 2003Date of Patent: August 14, 2007Assignee: The Goodyear Tire & Rubber CompanyInventors: David John Zanzig, David Andrew Benko, James Joseph Nespo, Terry John Waibel, Michael Julian Crawford, Timothy Michael Rooney, Bina Patel Botts, George Frank Balogh
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Patent number: 7255897Abstract: The invention relates to the use of aqueous, isocyanate-free, polyurethane dispersions with a solid content of ?30 wt. % and a solvent content of ?10 wt. % in sports floor coverings. The inventive polyurethane dispersions are particularly suitable for use as bonding agents for elastic coatings, spray coatings or flow coatings on elastic or rigid undersurfaces, adhesion promoters or primary coatings, fillers for sealing pores, adhesives for gluing pre-fabricated plastic coatings or for sealing sports floor coverings. The inventive polyurethane dispersions are environmentally friendly and easy to manufacture. They are also partly characterized by improved product features, e.g. mechanical properties, UV resistance and color stability, with respect to the corresponding sports floor coverings.Type: GrantFiled: January 25, 2001Date of Patent: August 14, 2007Assignee: Construction Research & Technology GmbHInventors: Werner Temme, Ralph Bergs, Hans Haberle, Alois Maier
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Patent number: 7157118Abstract: Process for preparing an elastomer material including a step in which a polyurethane is reacted with a polydialkylsiloxane in the presence of a solvent at a temperature below 100° C.Type: GrantFiled: October 2, 2003Date of Patent: January 2, 2007Assignee: Integrated Biomaterial & Cell Technologies S.r.l.Inventor: Giorgio Soldani
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Patent number: 7153588Abstract: Naphthalate polyester articles can be coated with polymerizable compositions containing a vinyl-functional crosslinkable film former, a large amount of benzotriazole and a copolymerizable monomer that solubilizes the benzotriazole. The cured compositions help protect the naphthalate polyester from UV exposure and other weathering effects.Type: GrantFiled: May 30, 2003Date of Patent: December 26, 2006Assignee: 3M Innovative Properties CompanyInventors: Steven J. McMan, Stephen A. Johnson, Clinton L. Jones, Eric W. Nelson, Emily S. Goenner
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Patent number: 7144598Abstract: Disclosed is a process to rapidly spin-apply an AR coating system to a backside of a prescription lens. The AR coating system comprises a polyurethane primer layer, a siloxane thermally cured scratch resistant coating layer, a two-layer sol-gel AR coating, and a hydrophobic layer. The process comprising steps of spin-applying each of the layers provides a quick way to furnish a prescription lens that is AR coated on both sides.Type: GrantFiled: December 17, 2003Date of Patent: December 5, 2006Assignee: Vision-Ease LensInventors: Thomas J. Moravec, Martin L. Hage, Michael S. Boulineau
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Patent number: 7125927Abstract: Paint or varnish composition comprising, as solids: from 10 to 50 parts by weight of at least one polyurethane in aqueous emulsion form; from 10 to 30 parts by weight of at least two acrylic polymers or copolymers in aqueous emulsion form; from 10 to 70 parts by weight of mineral or organic fillers; from 5 to 20 parts by weight of processing aids; and from 0 to 10 parts by weight of crosslinking agent; said composition furthermore comprising from 40 to 150 parts by weight of water, the parts being given by weight of active material in the composition.Type: GrantFiled: November 12, 2003Date of Patent: October 24, 2006Assignee: HutchinsonInventors: Nathalie Thenault, Celine Desaindes
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Patent number: 7087269Abstract: The present invention relates to a multi-component composite separate membrane and a method for preparing the same, and to a multi-component composite membrane comprising a support layer and active layers, wherein the support layer is located between the active layers.Type: GrantFiled: June 22, 2001Date of Patent: August 8, 2006Assignee: LG Chemical Co., Ltd.Inventors: Sang-Young Lee, Byeong-In Ahn, Soon-Yong Park, You-Jin Kyung, Heon-Sik Song
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Patent number: 7074852Abstract: Blocked polyisocyanates and one-component stoving systems containing these blocked polyisocyanates, and the preparation thereof and their use for the preparation of lacquers, paints, adhesives and elastomers. The blocked polyisocyanates are derived from polyisocyanates reacted with secondary amines and cationic, anionic and/or nonionic hydrophilizing agents such that they are incorporated into the polyisocyanate at a ratio of from 20:1 to 1:1, wherein the blocking agents correspond to the formula R1–R4 can be identical or different and independently of one another denote hydrogen, C1–C6-alkyl or C3–C6-cycloalkyl, R5 denotes C1–C10-alkyl, C3–C10-cycloalkyl, and B represents ?wherein R6–R8 can be identical or different and independently of one another denote C1–C6-alkyl and/or C1–C6-cycloalkyl, R9 denotes hydrogen or C3–C6-alkyl or C3–C6-cycloalkyl.Type: GrantFiled: June 23, 2004Date of Patent: July 11, 2006Assignee: Bayer MaterialScience AGInventors: Jan Mazanek, Christoph Thiebes, Jürgen Meixner, Olaf Fleck, Heino Müller
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Patent number: 7022379Abstract: A method of forming a coating of polyionic materials in a layer-by-layer-like manner onto a polymeric material is provided. A polymeric material, such as a contact lens, can be dipped once into a solution of polyionic materials such that layers of polyionic material can be formed thereon. A single dip solution of the present invention typically contains a polyanionic material and a polycationic material in a non-stoichiometric amount and maintained within a certain pH range.Type: GrantFiled: June 9, 2004Date of Patent: April 4, 2006Assignee: Novartis AGInventors: Lynn Cook Winterton, John Martin Lally, Michael Rubner, Yongxing Qiu
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Patent number: 7005169Abstract: Biaxially oriented polyester films which have a polyester-containing base layer (B) which additionally comprises poly(m-xyleneadipamide) and has been provided on at least one side with an overlayer (A) which has been coated with a barrier layer (D), said barrier layer comprising polyvinyl alcohol and a copolymer of maleic acid and acrylic acid, feature improved optical properties such as high gloss and low opacity and very good barrier properties, in particular toward the passage of oxygen, and, as a consequence of their insensitivity toward moisture, are suitable as a packaging material for foods or other consumable items.Type: GrantFiled: January 20, 2004Date of Patent: February 28, 2006Assignee: Mitsubishi Polyester Film GmbHInventors: Oliver Klein, Herbert Peiffer, Gottfried Hilkert
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Patent number: 6991837Abstract: Biaxially oriented polyester films which have a polyester-containing base layer (B) which additionally comprises poly(m-xyleneadipamide) and which is coated on at least one side with a barrier layer (D), the barrier layer comprising polyvinyl alcohol and a copolymer of maleic acid and acrylic acid, feature improved optical properties such as high gloss and low opacity, and very good barrier properties, in particular with respect to oxygen passage, and are also suitable as packaging materials for foods or other consumable items as a consequence of their insensitivity toward moisture.Type: GrantFiled: January 20, 2004Date of Patent: January 31, 2006Assignee: Mitsubishi Polyester Film GmbHInventors: Oliver Klein, Herbert Peiffer, Gottfried Hilkert
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Patent number: 6982119Abstract: Coatings are provided to give polymeric structures a top coat that improves the gas barrier properties of the structure while enhancing the water resistance of the top coating and while improving the adhesion of the top coat to an underlying layer of the structure. These top coat compositions comprise an organic barrier coating material in combination with an epoxide additive which enhances the water resistance, adhesion, gas barrier, or a combination thereof, of the top coat barrier layer. Multilayer structures having this top coat are also provided, particularly in the form of containers for food and beverage packaging.Type: GrantFiled: April 7, 2003Date of Patent: January 3, 2006Assignee: The Coca-Cola CompanyInventors: Yu Shi, Lawrence S. Mucha
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Patent number: 6966997Abstract: In a method for patterning a polymer film forming a coating on a material surface, a thin film of polymer is deposited on the surface and the patterning takes place by applying to the material surface a stamp made of an elastomeric material in conformal contact with the surface of the thin film, such that portions thereof contacting one or more protruding elements of the elastomeric stamp formed by one or more indentations thereof, are attached to the protruding element or elements and removed from the material surface with the stamp. In a method for transferring a patterned polymer film onto a material surface, a thin film polymer is deposited on a stamp surface and the stamp is applied in conformal contact with the material surface, such that thin film of polymer is transferred thereto from one or more protruding elements of the elastomeric stamp formed by at least one indentation thereof, thus leaving a patterned thin film of polymer on the material surface when removing the stamp therefrom.Type: GrantFiled: May 12, 2000Date of Patent: November 22, 2005Assignee: Thin Film Electronics ASAInventors: Olle Inganäs, Tobias Nyberg, Tomas Granlund
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Patent number: 6958127Abstract: Coated moldings coated, on surfaces of moldings, with paint constituted of a thermoplastic resin having affinity for a thermoplastic resin used as a main constituent of the moldings. Method and apparatus for recycling the coated moldings are also described in which the coated moldings are crushed by means of a crusher and the crushed moldings are molded in a mold to provide fresh moldings, followed by coating, by means of a coating device, the fresh moldings on surfaces thereof with a paint constituted of a thermoplastic resin having affinity for the thermoplastic resin for the moldings.Type: GrantFiled: April 10, 1997Date of Patent: October 25, 2005Assignees: Suzuka Fuji Xerox Co., Ltd., Tohpe Corporation, Kowa Tokyo Co., Ltd.Inventors: Yasuhiro Suzuki, Hidetoshi Oido, Keiri Umezawa
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Patent number: 6939916Abstract: The composition is an adhesion promoter that includes a chlorinated polyolefin and an olefin-based block copolymer that has an olefin block that is substantially saturated and at least one (poly)ester or (poly)ether block. The olefin-based block copolymer can be prepared by reacting an hydroxyl-functional, saturated or substantially saturated olefin polymer with a chain-extension reagent that is reactive with hydroxyl groups and will polymerize in a head-to-tail arrangement of monomer units. The composition provides excellent adhesion to olefinic substrates like TPO. A method of making the adhesion promoter composition includes forming the olefin-based block copolymer, providing the copolymer at temperatures between 85° C. and 50° C. and adding, with agitation, chlorinated polyolefin to the copolymer at these temperatures. A coating is formed by combining the adhesion promoter with desired film-forming polymers, crosslinkers and coating additives.Type: GrantFiled: April 21, 2003Date of Patent: September 6, 2005Assignee: BASF CorporationInventors: William H. Merritt, Craig S. Schang
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Patent number: 6939584Abstract: A process for producing a heat-sealable polymeric film comprises the steps of: (a) melt-extruding a substrate layer of polymeric material; (b) stretching the substrate layer in a first direction; (c) optionally stretching the substrate layer in a second, orthogonal direction; (d) optionally heat-setting the stretched substrate layer; (e) forming a heat-sealable coating layer on a surface of the substrate layer by melt-coating directly thereon a molten polymeric material; and (f) cooling the coated substrate layer; wherein coating step (e) is prior to step (b) or between steps (b) and (c); wherein the thickness of the coating layer is less than about 8 ?m; wherein the molten polymeric material of the coating layer comprises a copolyester, and wherein the molten polymeric material comprises a copolyester.Type: GrantFiled: January 25, 2002Date of Patent: September 6, 2005Inventors: Stephen William Sankey, Kenneth Evans, Mark Russell Hodgson
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Patent number: 6916864Abstract: The present invention refers to a high internal phase polyelectrolyte emulsions which are useful for the manufacture of superabsorbent polymers having two phases: i) a continuous oil phase and the ii) a dispersed aqueous phase containing the aqueous monomer solution prior to polymerization and the polyelectrolyte in water-soluble, or water-swellable or very slightly crosslinked form after polymerization, wherein the polymerization occurs in the dispersed aqueous phase and wherein the dispersed aqueous phase contains a high concentration of polyelectrolyte. The present invention also refers to a process for preparing such emulsions and for inverting these emulsions so as to form films or other patterns of the superabsorbent polymer. Absorbent structures containing SAP films or other patterns prepared by the present invention are also contemplated.Type: GrantFiled: May 18, 2004Date of Patent: July 12, 2005Assignee: Dow Global Technologies Inc.Inventors: Herbert A. Gartner, Steven W. Mork, Heike Herr, Reed A. Shick, John Klier, Christopher J. Tucker
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Patent number: 6914115Abstract: Polyurethane powder coating compositions containing uretdione groups and curing at low temperatures are provided, along with processes for preparing such compositions, and their use as powder coatings, wherein the compositions generally contain: A) a uretdione-containing powder coating hardener derived from aliphatic, (cyclo)aliphatic, cycloaliphatic or aromatic polyisocyanates and hydroxyl-containing compounds, and having a melting point from 40 to 130° C., a free NCO content of less than 5% by weight, and a uretdione content of 6-18% by weight; B) a hydroxyl-containing polymer having a melting point from 40 to 130° C., and an OH number between 20 and 200 mg KOH/gram, and C) a catalyst of the formula [NR1R2R3R4]+[R5]?, in which R1-R4 simultaneously, or independently of one another, are alkyl, aryl, aralkyl, heteroaryl or alkoxyalkyl radicals, and each R1-R4 is aromatic, linear or branched, unbridged or bridged with other radicals, R1-R4.Type: GrantFiled: November 27, 2002Date of Patent: July 5, 2005Assignee: Degussa AGInventors: Emmanouil Spyrou, Holger Loesch, Andreas Wenning
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Patent number: 6908954Abstract: A synthetic resin containing glass beads is used as a coating for artistic reproductions to lend a realistic texture to the surface of the artistic reproduction. Surprisingly, the glass beads provide in the synthetic resin coating a canvas-like or natural feel as well as look. The sizes of the glass beads may range anywhere from 40 to 450 microns in diameter.Type: GrantFiled: April 29, 2002Date of Patent: June 21, 2005Assignee: Brushstrokes Fine Art Inc.Inventor: Mikhail M. Orekhov
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Patent number: 6905732Abstract: This invention relates to ink compositions that includes a stable nonpolyethylene-containing aqueous dispersion of pigment and particles of a urethane polymer Preferably the composition further includes a cross-linker capable of cross-linking the urethane polymer. The compositions are useful for printing on flexible or elastomeric substrates. These ink compositions demonstrate increase durability, in particular abrasion resistance, abrasion resistance during stretch and water resistance.Type: GrantFiled: May 24, 2000Date of Patent: June 14, 2005Assignee: 3M Innovative Properties CompanyInventors: Wayne K. Dunshee, Mary Lynn Brown
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Patent number: 6905733Abstract: This invention provides a method of irreversibly immobilizing an enzyme into polyurethane coatings. This invention also provides for an enzyme-containing coating having a degree of immobilization of the enzyme of approximately 100%. The synthesis of waterborne polyurethane coatings in the presence of enzyme has enabled the irreversible attachment of the enzyme to the polymeric matrix. The distribution of immobilized enzyme as well as activity retention are homogeneous within the coating. Decreasing ECC hydrophobicity, via the use of a less hydrophobic polyisocyanate prepolymer during polymerization, significantly enhanced the intrinsic activity of the ECC.Type: GrantFiled: July 24, 2002Date of Patent: June 14, 2005Assignees: University of Pittsburgh, Bayer Polymers LLCInventors: Alan J. Russell, Geraldine F. Drevon, Douglas Wicks, Karsten Danielmeier
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Patent number: 6893684Abstract: Anti-reflective compositions and methods of using those compositions with low dielectric constant materials are provided. In one embodiment, the compositions include polymers comprising recurring monomers having unreacted ring members. In another embodiment, the polymers further comprise recurring monomers comprising ring members reacted with a light attenuating compound so as to open the ring. The compositions can be applied to dielectric layers so as to minimize or prevent reflection during the dual damascene process while simultaneously blocking via or photoresist poisoning which commonly occurs when organic anti-reflective coatings are applied to low dielectric constant layers.Type: GrantFiled: December 3, 2002Date of Patent: May 17, 2005Assignee: Brewer Science Inc.Inventors: Rama Puligadda, James E. Lamb, III, Tony D. Flaim
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Patent number: 6890891Abstract: A data/information storage and retrieval medium, comprising: (a) a substrate including a surface; and (b) a thin layer or film of an in situ networked or cross-linked polymeric lubricant thin film bonded to the surface, the thin layer or film of polymeric lubricant obtained from a polymerizable perfluoropolyether derivative by supplying thermal or infra-red (IR) energy thereto.Type: GrantFiled: September 5, 2002Date of Patent: May 10, 2005Assignee: Seagate Technology LLCInventors: Jianwei Liu, Michael Joseph Stirniman, Jing Gui
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Patent number: 6881446Abstract: A method for production of endless plastic hollow profiles, in particular tubes, comprises several production stages for the plastic tube and a coating stage for a metal coating. A reduced pressure is provided in the coating stage, whereby the metal is transferred into the gas phase and deposited on the tube as a surface layer homogeneously bonded thereto.Type: GrantFiled: March 20, 2002Date of Patent: April 19, 2005Assignee: Ivt Installations - und Verbindungstechnik GmbH & CO KGInventor: Christoph Hennig
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Patent number: 6878400Abstract: A method for continuously introducing a substance in liquid phase into plastics granules comprising: a) feeding a substantially continuous flow of the plastics granules to at least one substantially static spraying chamber, b) spraying the substance in liquid phase onto the plastics granules, c) passing the granules partially or totally coated by the substance in liquid phase by a substantially static mixing means supported in at leas one mixing chamber provided downstream of the spraying chamber, d) submitting the mixed granules to drying for a time sufficient to allow a substantially complete absorption of the substance in liquid phase by the granules.Type: GrantFiled: June 28, 2001Date of Patent: April 12, 2005Assignee: Pirelli Cavi e Sistemi S.p.A.Inventors: Giuseppe Colombo, Pierluigi Folcini, Giovanni Pozzati, Marcello Del Brenna
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Patent number: 6878413Abstract: The present invention is directed to a method for producing a high gloss coating on a printed surface. In the present method, an aqueous coating composition is deposited onto a surface to be printed using a blanket roller coating face which is a low energy, non-stick, smooth surface profile. In the present method, simultaneous with the deposition of aqueous coating onto a substrate, or shortly thereafter, pressure either alone or in combination with heat may be applied to the coating in order to create a substantially tack-free surface conforming to the surface of the coating face. By using a highly polished coating face, high gloss coatings may be readily obtained using this methodology in a number of traditional printing techniques including wet trap inline sheet-fed printing, heat-set offset printing, dry trap inline flexographic printing, offset web-fed printing and gravure printing.Type: GrantFiled: December 27, 2002Date of Patent: April 12, 2005Inventors: Joseph Frazzitta, Frank V. Frazzitta
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Patent number: 6875472Abstract: A system and method for applying a material for improving the adhesion between the surface of thermoplastic polyolefin (TPO) elements and a coating applied thereto is disclosed. The system comprises the mixing of an adhesion promoter with de-ionized water and applying it to the surface of the TPO elements to be coated. Preferably, the application occurs in an atmospherically controlled enclosure. The application of the adhesion promoter is preferably accomplished by distributing the mixture over the TPO elements through a series of nozzles. Multiple parameters of the application system may be monitored and regulated. Upon completion of the application process, the treated TPO elements are preferably dried in an oven, leaving a thin layer of adhesion promoter over the surface thereof.Type: GrantFiled: September 30, 2003Date of Patent: April 5, 2005Assignee: Honda Motor Co., Ltd.Inventors: Shubho Bhattacharya, Laura McBride, Yoshihiro Yamamoto, Shojiro Takeuchi, Saul Gonzalez Gutierrez
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Patent number: 6872270Abstract: There is disclosed a method of forming a foam product, comprising the steps of forming a layer of uncured polymeric foam; applying to the layer of uncured foam a layer of bubble pack, such that the bubbles that extend outwardly from the bubble pack at least partially penetrate into the uncured foam; and curing the layer of uncured polymeric foam. Products made by the process are also disclosed.Type: GrantFiled: April 19, 2001Date of Patent: March 29, 2005Assignee: Textile Rubber & Chemical Co.Inventors: Byoung In Cho, Jeffrey W. Manning, M. Brad Giddens, James W. Thomte
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Patent number: 6866895Abstract: An image recording medium for an ink jet printer comprises(a) a sheet of solvent absorbing microporous material which comprises a matrix of substantially water insoluble thermoplastic organic polymer, finely divided substantially water insoluble filler particles of which at least 50% by weight are siliceous particles said filler particles being distributed throughout the matrix and constituting from 40 to 90% by weight of said micorporous material, there being a network of interconnecting pores communicating substantially throughout said microporous material said pores constituting from 35 to 95% by volume of said microporous material, said sheet of microporous material having (b) a coating of a polyester. The polyester can be a condensation product obtained from dicarboxylic acids and glycols and contains sufficient hydrophilic groups such as sulphonate to make it water dispersible.Type: GrantFiled: November 6, 2002Date of Patent: March 15, 2005Assignee: Eastman Kodak CompanyInventors: Julie Baker, Malcolm D. Purbrick
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Patent number: 6863934Abstract: Disclosed is a method of surface treatment of a thermoplastic resin film (i) which comprises the steps of subjecting the thermoplastic resin film (i) to surface oxidation, coating the oxidized film with a surface modifier (A) and then stretching the coated film, and which is characterized in that: the surface modifier (A) is an aqueous dispersion prepared by dispersing an olefin copolymer (a) with an unsaturated carboxylic acid or its anhydride bonded thereto in water along with at least one dispersant (b) selected from the group consisting of nonionic surfactants, nonionic water-soluble polymers, cationic surfactants and cationic water-soluble polymers; the ratio by weight of (a)/(b) in terms of the solid content thereof falls between 100/1 and 100/30; and the mean particle size of the resin in the surface modifier (A) is at most 5 ?m. The method can provide a thermoplastic resin film of good melt thermal transfer printability and good offset printability capable of giving prints of good water resistance.Type: GrantFiled: December 22, 2003Date of Patent: March 8, 2005Assignee: Yupo CorporationInventors: Seiichiro Iida, Hisashi Tani
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Patent number: 6858309Abstract: The present invention provides improved methods for conducting living/controlled polymerization on polymeric solid supports. The improved methods allow polymerization to occur directly from the non-functionalized surface of a bulk support. In addition, polymerization may be re-initiated to provide co-polymers. The disclosed methods may employ the non-nitroxide-based RAFT and ATRP control agents that allow controlled polymerization to proceed at relatively low temperatures (<80° C.). Furthermore, these improved methods may provide graft polymers with decreased levels of “in-growth” of the bulk solid support. The invention also provides substrate polymers, with improved properties for solid phase synthesis and diagnostic applications, which may be made by the disclosed methods.Type: GrantFiled: March 28, 2002Date of Patent: February 22, 2005Assignee: Polymerat Pty. Ltd.Inventors: Peter Kambouris, Michael Whittaker, Tom Davis, Idriss Blakey, Gary M. Day
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Publication number: 20040265567Abstract: The invention relates to a method for the surface coating of acoustically active foam materials, a corresponding foam material obtainable by this method, and the use of said foam.Type: ApplicationFiled: August 13, 2004Publication date: December 30, 2004Inventor: Stefan Janzen
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Patent number: 6835429Abstract: A part for a motor vehicle intended to come into contact with hydrocarbons has a polytetrafluoroethylene coating (3) adapted to make the part (1) impermeable. Use of a polytetrafluoroethylene coating for making impermeable parts of a motor vehicle on the fuel system, in order to limit the emission of hydrocarbons through these parts.Type: GrantFiled: March 29, 2001Date of Patent: December 28, 2004Assignee: I.T.W. de FranceInventor: Michel Roger
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Patent number: 6835783Abstract: The present invention refers to a high internal phase polyclectrolyte emulsions which are useful for the manufacture of superabsorbent polymers having two phases: i) a continuous oil phase and the ii) a dispersed aqueous phase containing the aqueous monomer solution prior to polymerization and the polyelectrolyte in water-soluble, or water-swellable or very slightly crosslinked form after polymerization, wherein the polymerization occurs in the dispersed aqueous phase and wherein the dispersed aqueous phase contains a high concentration of polyclectrolyte. The present invention also refers to a process for preparing such emulsions and for inverting these emulsions so as to form films or other patterns of the superabsorbent polymer. Absorbent structures containing SAP films or other patterns prepared by the present invention are also contemplated.Type: GrantFiled: August 15, 2001Date of Patent: December 28, 2004Assignee: Dow Global Technologies Inc.Inventors: Herbert A. Gartner, Steven W. Mork, Heike Herr, Reed A. Shick, John Klier, Christopher J. Tucker
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Patent number: 6824885Abstract: Recycleable releasing polyethylene terephthalate film coated with a coating of polyethylene emulsion, polyurethane dispersion, or a mixture of the two, with an acrylic or polyester cobinder, which film is uniaxially oriented and thereafter coated with the coating and oriented in a direction transverse to the direction of the film's uniaxial orientation to generate a biaxially oriented film having a uniaxially oriented coating and a method of making the film.Type: GrantFiled: May 7, 2002Date of Patent: November 30, 2004Assignee: Toray Plastics (America), Inc.Inventors: John Fitch, Steven J. Sargeant
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Patent number: 6815010Abstract: A method of inhibiting the loss of solar reflectivity over time of an exterior elastomeric coating composition comprising an organic binder and at least one inorganic additive comprises: replacing at least a part of the at least one inorganic additive with a solid, particulate, organic polymer having a Tg greater than 70° C. An improved exterior elastomeric coating composition is also disclosed.Type: GrantFiled: May 1, 2001Date of Patent: November 9, 2004Assignee: Rohm and Naas CompanyInventors: William Henry Elfring, Donald Alfred Winey
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Patent number: 6815005Abstract: There is disclosed a method for permanently and decoratively enhancing a polyethylene surface of a preformed article. In this method, a decorative enhancement composition is created by blending particulate thermoplastic powder, a binder solid, and a colorant into a liquid carrier. The particulate thermoplastic powder bonds to the colorant, the binder solid promotes adhesion of the colored thermoplastic to the polyethylene surface until it can be bonded, and the liquid carrier facilitates the transfer of the colored thermoplastic to the polyethylene surface of the preformed article. The decorative enhancement composition is applied to the polyethylene surface. The deposited decorative enhancement composition and the interfacing polyethylene surface are heated sufficiently to incorporate the decorative enhancement composition into the polyethylene surface. The enhanced polyethylene surface is allowed to cure by removal of the application of heat.Type: GrantFiled: August 19, 1997Date of Patent: November 9, 2004Inventors: Michael J. Stevenson, Robert A. Reeves, Matthew P. Stevenson
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Publication number: 20040214961Abstract: The present invention refers to a high internal phase polyelectrolyte emulsions which are useful for the manufacture of superabsorbent polymers having two phases: i) a continuous oil phase and the ii) a dispersed aqueous phase containing the aqueous monomer solution prior to polymerization and the polyelectrolyte in water-soluble, or water-swellable or very slightly crosslinked form after polymerization, wherein the polymerization occurs in the dispersed aqueous phase and wherein the dispersed aqueous phase contains a high concentration of polyelectrolyte.Type: ApplicationFiled: May 18, 2004Publication date: October 28, 2004Inventors: Herbert A. Gartner, Steven W. Mork, Heike Herr, Reed A. Shick, John Klier, Christopher J. Tucker
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Patent number: 6793972Abstract: A synthetic cork closure having at least a portion thereof coated with a gas impermeable polymer coating composition.Type: GrantFiled: September 10, 2001Date of Patent: September 21, 2004Assignee: The Dow Chemical CompanyInventors: Daniel J. Falla, Michael L. Mounts, Deborah E. Plaver
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Patent number: 6793973Abstract: A method of forming a coating of polyionic materials in a layer-by-layer-like manner onto a polymeric material is provided. A polymeric material, such as a contact lens, can be dipped once into a solution of polyionic materials such that layers of polyionic material can be formed thereon. A single dip solution of the present invention typically contains a polyanionic material and a polycationic material in a non-stoichiometric amount and maintained within a certain pH range.Type: GrantFiled: February 1, 2001Date of Patent: September 21, 2004Assignee: Novartis AGInventors: Lynn Cook Winterton, John Martin Lally, Michael Rubner, Yongxing Qiu
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Patent number: 6790479Abstract: A paint composition for automotive weather strips and glass runs which comprises a curable urethane-based emulsion paint having added thereto either at least two silane coupling agents selected from the group consisting of a silane coupling agent having an amino group, a silane coupling agent having an epoxy group, a silane coupling agent having a methacryloxy group and a silane coupling agent having an acryloxy group, or a reaction product obtained by previously mixing said at least two silane coupling agents. Also discloses are processes for producing automotive weather strips.Type: GrantFiled: July 18, 2002Date of Patent: September 14, 2004Assignee: Nishikawa Rubber Co., Ltd.Inventors: Nobumasa Sato, Keigo Matsumoto, Sei Tomohiro
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Patent number: 6767588Abstract: A method for preparing a plastic surface for printing with a toner comprising: forming a layer of an aqueous mixture comprising a first material and a second material on the surface, wherein the first material has an affinity for the plastic and the second material has an affinity for the first material and the toner, and drying the layer.Type: GrantFiled: July 29, 2002Date of Patent: July 27, 2004Assignee: Hewlett-Packard Indigo B.V.Inventors: Yaacov Almog, Sergio Brandriss
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Patent number: 6764719Abstract: A radiation cure device (10) has a removable light housing (25). The cure device (10) utilizes a fixed output power supply (55), a shutter mechanism (30) and is easily maneuverable because of its lighter weight. The light housing (20) is laterally offset and is adjustable in a lateral direction.Type: GrantFiled: September 18, 2001Date of Patent: July 20, 2004Assignee: Ecolab Inc.Inventors: Scott T. Russell, Kelvin D. Sundeen, Keith E. Olson, Bryan M. Anderson
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Patent number: 6756072Abstract: Multicomponent coating materials, adhesives and sealing compounds comprising a (meth)acrylate (A) containing, based on (A), up to 90% by weight of hydroxyl-containing monomers in copolymerized form, of which (a1) from 20-90% by weight, based on (A), are 4-hydroxybutyl (meth)acrylate and/or 2-alkylpropane-1,3-diol mono(meth)acrylate, and (a2) from 0-40% by weight based on (A), are other hydroxyl-containing monomers; and (B) an adduct preparable from (b1) a diisocyanate, and (b2) a compound of the general formula I having an isocyanate-reactive group: wherein R1 and R2 are hydrogen or alkyl radicals, X and Y are oxygen, sulfur or >N—R6 where R6 is alkyl radical or aryl radical, R3 is alkylene radical and R4 and R5 are hydrogen, isocyanate-reactive groups or radicals R6; where R4, R5 or R6 contains an isocyanate-reactive group or R4 or R5 is an isocyanate-reactive functional group, and where R4, R5 or R6, where present, contain no isocyanate-reactive groups and the molar ratio of isocyType: GrantFiled: October 4, 2002Date of Patent: June 29, 2004Assignee: BASF Coatings AGInventors: Hubert Baumgart, Heinz-Peter Rink, Simone Jurczik, Edeltraud Hagemeister
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Patent number: 6753041Abstract: The invention relates to a method of preparing a conductive composite material, consisting of performing at least one cycle of deposition comprising the following steps: (a) putting an insulating porous substrate (1) in contact with a solution of a conductive polymer such as polyaniline in a volatile organic solvent such as trifluoroacetic acid, and (b) eliminating the organic solvent by evaporation, for forming a deposit of conductive polymer (5) in the pores (3) of the porous substrate.Type: GrantFiled: December 31, 2002Date of Patent: June 22, 2004Assignees: Commissariat a l'Energie, Centre National de la RechercheInventors: Adam Pron, Jean-Pierre Travers, Jacek Niziol
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Patent number: 6743480Abstract: A method for preparing a plastic surface for printing with a toner comprising: forming a layer of an aqueous mixture comprising a first material and a second material on the surface, wherein the first material has an affinity for the plastic and the second material has an affinity for the first material and the toner, and drying the layer.Type: GrantFiled: August 9, 2002Date of Patent: June 1, 2004Assignee: Hewlett-Packard Indigo B.V.Inventors: Yaacov Almog, Sergio Brandriss
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Patent number: 6740362Abstract: A method for mixing an organic chemical substance with a carrier solvent, wherein the carrier solvent comprises at least one fluorinated solvent A selected from the group consisting of (perfluorohexyloxy)methane and tridecafluorohexane.Type: GrantFiled: November 13, 2002Date of Patent: May 25, 2004Assignee: Asahi Glass Company, LimitedInventors: Tsuyoshi Hanada, Masaaki Tsuzaki
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Patent number: 6737170Abstract: A directly embossable, coated polyethyleneterephthalate film including a dry, uniaxially oriented PET film, and a coating applied to the PET film, wherein the coating and the PET film have as a composite been transversely stretched, the film being coated from an aqueous solution at a thickness of about 0.1 &mgr;m-about 0.4 &mgr;m with a non-crosslinked polystyrene-acrylic emulsion and non-crosslinked polyester dispersion, the Tg of the coating resin being greater than about 20° C. and less than about 70° C.Type: GrantFiled: March 1, 2002Date of Patent: May 18, 2004Assignee: Toray Plastics (America), Inc.Inventors: John Fitch, Jan Moritz, Steven J. Sargeant, Yuji Shimizu, Yasuo Nishigaki