Ester, Halide Or Nitrile Of Addition Polymer Patents (Class 428/520)
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Patent number: 8277927Abstract: An electret in disclosed including a laminate. A layer (A) containing a resin (a) and a layer (B) containing a resin (b) other than the resin (a) or an inorganic substance (c) are directly laminated. The resin (a) is a fluororesin (a1), or a resin (a2) having an alicyclic structure and containing no fluorine atom. The layer (B) is disposed on the outermost surface on a side opposite to the side where electric charge is injected at the time of injecting electric charge into the laminate to form the electret.Type: GrantFiled: October 14, 2010Date of Patent: October 2, 2012Assignee: Asahi Glass Company, LimitedInventors: Kimiaki Kashiwagi, Kuniko Okano
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Patent number: 8273447Abstract: A multilayer oriented film comprising at least one layer (a) comprising one or more polyesters and/or copolyesters characterized by a % of crystallinity higher than 15, an adjacent layer (b) comprising one or more polyolefin-based adhesive resins, and a layer (c) comprising one or more co-polyesters characterized by a % of crystallinity lower than 15, is positioned between said two layers (a) and (b) in such a way that one of the two principal surfaces of layer (c) is directly adhered to layer (a) and the other is directly adhered to layer (b). The presence of a co-polyester layer (c) of relatively low % crystallinity positioned between (co)polyester layer (a) and adhesive layer (b) remarkably increases the bond between the two layers (a) and (b) and prevents delamination problems in the oriented structure.Type: GrantFiled: January 19, 2007Date of Patent: September 25, 2012Assignee: Cryovac, Inc.Inventor: Roberto Forloni
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Patent number: 8268451Abstract: A material intended for personal protective equipment, such as a suit for escaping chemicals or a flash fire is disclosed, wherein the material includes at least four different layers, the layers being: an outer first layer of a material comprising at least one polymer, which material is self-extinguishing; a second layer of a fiber material, which fiber material is self-extinguishing; a third layer being adhesive; and an inner fourth layer being a barrier laminate. All of the at least four different layers individually are attached to layers located next to them.Type: GrantFiled: January 26, 2012Date of Patent: September 18, 2012Assignee: Ansell Protective Solutions ABInventor: Pontus Danielsson
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Patent number: 8263223Abstract: A wound closure apparatus is provided which utilizes blood fluid by activating the clotting cascade of blood fluid outside the body within a substantially enclosed sterile container then introducing, the blood fluid to the wound site to complete clotting. An apparatus for providing ways of inhibiting anticoagulating agents, and slowing fibrin clot degradation are also disclosed. Kits for practicing the invention singularly or in combination with, and/or associated with preferred procedures are also disclosed. The invention provides a clotting cascade initiation apparatus (1) including a substantially enclosed sterile containment chamber within which an aliquot of blood fluid, either autologous or from donor sources can be received, and retained. In preferred embodiments, the sterile containment chamber further includes a heparin binding agent which will bind heparin and remove it from the blood fluid.Type: GrantFiled: March 14, 2003Date of Patent: September 11, 2012Assignees: BioInteractions, Ltd., Closys, Inc.Inventors: Daniel G. Ericson, Shivpal S. Sandhu
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Patent number: 8252424Abstract: A layered film having at least one layer containing particulate pigment in an extrudable thermoplastic material such as an ionomer, ionomeric precursor or the like, and a molded article containing the same. The layered film can be produced by an extrusion process and has a polymeric matrix essentially free of iron/ionomer complexes.Type: GrantFiled: April 14, 2005Date of Patent: August 28, 2012Assignee: NJT Enterprises, LLCInventors: Christopher J. Wawsczyk, Christian G. Mayville, Jeffrey S. Hutchison
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Patent number: 8247077Abstract: In at least one embodiment of the present invention, a material intended for personal protective equipment is disclosed, wherein the material includes at least four different layers, the layers being: an outer first layer of a material comprising at least one polymer, which material is self-extinguishing; a second layer of a fiber material, which fiber material is self-extinguishing; a third layer being adhesive; and an inner fourth layer being a barrier laminate; wherein all at least four different layers individually are attached to layers located next to them. Furthermore, a protective suit including a material according to the present invention and the use of such a material for the production of personal protective equipment are also described.Type: GrantFiled: April 10, 2008Date of Patent: August 21, 2012Assignee: Ansell Protective Solutions ABInventor: Pontüs Danielsson
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Patent number: 8241750Abstract: A functional multilayer anisotropic conductive adhesive film, capable of bonding and package 0.18-0.13 micron IC chips and high density COF, includes a monomer layer, a reinforcing layer, a low-temperature, hot-melt resin layer, and a conductive particle layer, successively bonded by coating and drying processes. The monomer layer comprises a copolymer of butyl acrylate, methyl acrylate, glycol acrylate, and tetramethyl butyl peroxy-2-ethyl hexanoate. The reinforcing layer comprises long chain imidazole derivatives. The hot-melt resin layer comprises polymer of tocopheroxyl, novolac epoxy, acrylic rubbers and elastic mixture of acrylic rubbers and styrene-butadiene rubbers. The conductive particle layer comprises conductive particles and micro-encapsulating resin for receiving the conductive particles. Diameter of the conductive particles is selected from the group consisting of 3.00 ?m±0.05, 3.25 ?m±0.05, 3.50 ?m±0.05, 3.75 ?m±0.05 and 4.00 ?m±0.05.Type: GrantFiled: June 12, 2008Date of Patent: August 14, 2012Assignee: Guangdong Dongbond Technology Co., Ltd.Inventor: Ping Liu
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Publication number: 20120196085Abstract: Implementations of the present invention relate generally to methods, systems, and apparatus for manufacturing aesthetically pleasing, resin-based sheets including color and/or multi-decorated images. In particular, at least one implementation includes subjecting at least one surface of a polymer sheet to uniform heat and pressure in order to sublimate a dye into the surface, and ensure that that polymer sheet is not warped or otherwise damaged during processing. Additional implementations include decorative architectural resin panels including a resin sheet having a dye sublimated into one or more surfaces in order to create an effect of depth or other aesthetic.Type: ApplicationFiled: April 12, 2012Publication date: August 2, 2012Applicant: 3FORM, INC.Inventors: Wendy E.K. Langan, John E.C. Willham, Brent M. Burningham
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Patent number: 8231962Abstract: A coating for an implantable medical device is provided comprising a first layer including a first polymer and a second layer including a second polymer. The second layer is disposed over at least a portion of the first layer. The second polymer has a lower degree of hydration than the first polymer.Type: GrantFiled: January 18, 2008Date of Patent: July 31, 2012Assignee: Advanced Cardiovascular Systems, Inc.Inventors: Stephen D. Pacetti, Syed F. A. Hossainy, Yiwen Tang, Andrew C. Tung, Thierry Glauser
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Patent number: 8231971Abstract: The invention relates to an anti-fog coating for a surface of a substrate comprising: a first polymer layer resulting from covalently bonding a polyanhydride polymer to said surface; and a second polymer layer resulting from covalently bonding a polymer selected from the group consisting of polyvinyl alcohol, partially hydrolyzed polyester, polyether and cellulose derivative; said surface having nucleophilic groups. A substrate having an anti-fog coating, as well as a process for preparing said anti-fog coating to the surface of a substrate is also provided.Type: GrantFiled: November 16, 2006Date of Patent: July 31, 2012Assignee: Université LavalInventors: Gaétan Laroche, Diego Mantovani, Pascale Chevalier
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SURFACE-MODIFIED FILM, PROCESS FOR PRODUCING SAME, AND LAMINATED FILM AND PROCESS FOR PRODUCING SAME
Publication number: 20120186650Abstract: It is an object of the present invention to provide a surface-modified film which has adhesive properties improved by surface modification and a process for producing the same. It is also an object of the present invention to provide a laminated film in which at least the surface-modified film has been laminated and a process for producing the laminated film. The surface-modified film according to the present invention is characterized by being obtained by bringing a halide complex of an element in Group 13 of the periodic table into contact with at least a part of a region in the surfaces of a resin film.Type: ApplicationFiled: September 17, 2010Publication date: July 26, 2012Applicant: STELLA CHEMIFA CORPORATIONInventors: Shinji Hashiguchi, Kazutaka Hirano, Tomotsugu Fujimoto -
Patent number: 8206807Abstract: A synthetic roofing shingle or tile is provided, in which a core material is formed, of generally less expensive material, and with a skin material provided, disposed on a plurality of surfaces of the shingle or tile, with the skin material being generally of greater expense and having desirable weather-withstanding qualities.Type: GrantFiled: May 1, 2007Date of Patent: June 26, 2012Assignee: CertainTeed CorporationInventors: Michael L. Friedman, Husnu M. Kalkanoglu, Joong Youn Kim, Thomas Kevin MacKinnon
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Patent number: 8202610Abstract: A protective film for polarizing plate comprising k layers (k is an integer of 2 or more) of thermoplastic resin layer laminated, wherein a refractive index ni(380) at a wavelength of 380 nm and a refractive index ni(780) at a wavelength of 780 nm in the i th thermoplastic resin layer as well as a refractive index ni+1(380) at a wavelength of 380 nm and a refractive index ni+1(780) at a wavelength of 780 nm in the i+1 th thermoplastic resin layer have a relationship in ?ni(380)?ni+1(380)|?|ni(780)?ni+1(780)??0.02 (where, i is an integer of 1 to k?1). A polarizing plate is obtained by bonding the protective film for the polarizing plate and a polarizer. And a liquid crystal display comprising the polarizing plate and a liquid crystal panel.Type: GrantFiled: July 11, 2011Date of Patent: June 19, 2012Assignee: Zeon CorporationInventors: Masanori Yoshihara, Tetsuya Toyoshima, Kohei Arakawa
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Patent number: 8202590Abstract: Heat shrinkable oriented multilayer films are disclosed that comprise a structural layer, a heat sealing layer and a gas barrier layer. The structural layer comprises a polymer selected from the group consisting of copolymers of ethylene and a C3 to C8,-ethylenically unsaturated carboxylic acid, ionomers of the copolymers, polyesters, and blends thereof. The heat sealing layer comprises a polymer selected from the group consisting of ethylene vinyl acetate copolymers, ethylene alkyl acrylate copolymers, ethylene alkyl methacrylate copolymers, polyethylene, and blends thereof. The barrier layer, which is positioned between the structural and heat sealing layer, comprises at least one ethylene vinyl alcohol copolymer that has from about 2 to about 8 mol % 1,2-glycol structural units incorporated in the copolymer backbone chain. The films are particularly suitable for use in manufacture of shrinkbags.Type: GrantFiled: July 23, 2007Date of Patent: June 19, 2012Assignee: E. I. du Pont de Nemours and CompanyInventors: I-Hwa Lee, Heiko E. Schenck
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Publication number: 20120148855Abstract: The use of polyelectrolyte complexes is described, for providing an oxygen barrier to packaging materials made of polymer foils. Polymeric components of the polyelectrolyte complex are applied in polymerized form to the polymer foil. The polymer foil is either coated with an aqueous dispersion comprising a dispersed polyelectrolyte complex previously produced by water-in-water emulsion polymerization, or is coated with a composition comprising a polyelectrolyte complex produced from anionic polymer and from cationic surfactant, or the polymer foil is coated with at least three alternating layers, where respectively one of two adjacent layers comprises an anionic polyelectrolyte component and the other of two adjacent layers comprises a cationic polyelectrolyte component, and polyelectrolyte complexes form at the opposite, adjacent interfaces of the alternating layers.Type: ApplicationFiled: August 17, 2010Publication date: June 14, 2012Applicant: BASF SEInventors: Carmen-Elena Cimpeanu, Thomas Breiner, Dieter Urban, Karl-Heinz Schumacher, Volker Schaedler, Heiko Diehl, Hermann Seyffer
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Publication number: 20120148836Abstract: The use of polyelectrolyte complexes as plasticizer barrier is described, in particular those formed from anionic polymer and from cationic polymer, as also are plasticized substrates and production of the same, where the plasticized substrates have been coated with at least one layer which comprises at least one polyelectrolyte complex.Type: ApplicationFiled: August 12, 2010Publication date: June 14, 2012Applicant: BASF SEInventors: Carmen-Elena Cimpeanu, Thomas Breiner, Dieter Urban, Karl-Heinz Schumacher, Axel Weiss, Axel Meyer, Soumyajit Roy
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Patent number: 8197937Abstract: An intermediate transfer media, such as a belt, that includes a polyaniline grafted to or chemically bonded to a perfluoropolyether phosphoric acid polymer.Type: GrantFiled: March 30, 2009Date of Patent: June 12, 2012Assignee: Xerox CorporationInventor: Jin Wu
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Publication number: 20120141813Abstract: Acrylic resin is used as a protection film of a polyvinyl alcohol polarizer film to compose a polarizer plate, wherein the glass transition temperature of the acrylic resin is higher than 50° C. A preparation method of the polarizer plate is also disclosed.Type: ApplicationFiled: April 8, 2011Publication date: June 7, 2012Applicant: BENQ MATERIALS CORPORATIONInventors: Cheng-Hsin TSAI, Shu-Yi CHANG, Tsung-Han LEE
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Patent number: 8182926Abstract: Surface protection films are disclosed that comprise an outer surface contact layer, an outer stiffening layer, and optionally a core layer, wherein the surface contact layer consists essentially of (A) a mixture of a tackified quadblock styrene block copolymer elastomer and a triblock styrene block copolymer containing up to 30 wt % of a diblock styrene copolymer; (B) a mixture of a tackified quadblock styrene block copolymer elastomer, a tackified triblock styrene block copolymer and a triblock styrene block copolymer containing up to 30 wt % of a diblock styrene copolymer; (C) a mixture of a tackified triblock styrene block copolymer and a triblock styrene block copolymer containing up to 30 wt % of a diblock styrene copolymer; or (D) a triblock styrene block copolymer containing up to 30 wt % of a styrene diblock copolymer and a low density polyethylene polymer.Type: GrantFiled: March 24, 2009Date of Patent: May 22, 2012Assignee: Tredegar Film Products CorporationInventors: Shailesh C Patel, Gary Michael Balakoff, Bankim Desai
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Publication number: 20120121919Abstract: The application discloses a method for the preparation (by extruding, injection moulding or powder coating and subsequent cross-linking by irradiation with UV or visible light) of a medical device element involving a coating composition comprising (a) hydrophilic polymer(s) and (b) low molecular weight scaffold(s) having a plurality of photo-initiator moieties covalently linked thereto and/or covalently incorporated therein, wherein the photo-initiator moieties constitute 0.01-20% by weight of the combined amount of the hydrophilic polymer(s) and the low molecular weight scaffolds. The application further discloses such extruded, injection moulded or powder coated medical devices having thereon a layer of a covalently cross-linked coating composition of a hydrophilic polymer and a low molecular weight scaffold having a plurality of residues of photo-initiator moieties.Type: ApplicationFiled: July 28, 2010Publication date: May 17, 2012Applicant: Coloplast A/SInventor: Henrik Lindenskov Nielsen
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Patent number: 8178210Abstract: The invention relates to a high modulus, bi-axially oriented film, heat-shrinkable or non heatshrinkable, comprising a first outer layer comprising a polyester or a copolyester, a second outer layer comprising an ethylene or propylene homo- or co-polymer, a core layer comprising an ethylene-vinyl alcohol copolymer, and no core polyamide or polyester layers. The film according to the present invention is prepared by orienting biaxially a flat extruded tape by means of a tenter frame, preferably simultaneously, and has a modulus higher than 6,000 kg/cm2 in at least one direction. The film of the present invention is particularly useful, in the non heat-shrinkable version, for food and non food packaging applications.Type: GrantFiled: July 21, 2004Date of Patent: May 15, 2012Assignee: Cryovac, Inc.Inventors: Roberto Forloni, Eugenio Longo
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Publication number: 20120107542Abstract: A polymer blend comprising high density polyethylene, hydrocarbon resin and nucleating agent; non-oriented film layers and non-oriented films comprising the blend; and packaging articles comprising the non-oriented film are provided. The non-oriented film has normalized moisture vapor transmission rate of no greater than 0.30 g-mil/100 in2/day measured at about 100° F. and 90% external relative humidity. The polymer blend comprises from about 69% by weight to about 90% by weight high density polyethylene, wherein the high density polyethylene has a melt index of at least 1.0 g/10 min and a density greater than 0.958 g/cc; from about 5% by weight to about 30% by weight hydrocarbon resin; and from about 0.01% by weight to about 1% by weight nucleating agent.Type: ApplicationFiled: May 3, 2011Publication date: May 3, 2012Inventors: Kevin Philip Nelson, Curtis Randolph Barr, Michael Drew Priscal, Kevin David Glaser, Matthew LeRoy Mengel, Christopher Lynn Osborn
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Publication number: 20120077049Abstract: A medical device having a lubricious coating on at least a section of the medical device, and a method of coating a medical device, the lubricious coating being applied over a primer coating which is directed applied to the medical device. The coating can include one or more agents which provide enhanced adhesion of the coating on the device. The lubricious coating can be a network of a hydrophilic compound cross-linked to itself and interlocked with a network of a cross-linked polymerized multifunctional monomer or polymer. Additionally, the lubricious coating can be provided with one or more therapeutic or diagnostic agents, and in one embodiment the agentelutes relatively quickly in a concentrated release from the lubricious coating upon hydration of the coating.Type: ApplicationFiled: December 7, 2011Publication date: March 29, 2012Applicant: ABBOTT CARDIOVASCULAR SYSTEMS, INC.Inventor: TUNG-LIANG LIN
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Publication number: 20120070669Abstract: An object of the invention is to provide a method for producing a laminated film comprising at least two resin films bonded together, which is capable of increasing the adhesiveness of the bonding surface and forming a laminated film with high reliability. The method for producing a laminated film according to the invention comprising at least two resin films laminated together, which comprises: a fluorination treatment step comprising bringing a fluorine and oxygen atoms-containing treatment gas into contact with at least a partial region of the surface of at least one of the two resin films to increase the adhesiveness of the region; and a bonding step comprising bonding the two resin films together using, as a bonding surface, the surface that has been brought into contact with the treatment gas.Type: ApplicationFiled: June 2, 2010Publication date: March 22, 2012Applicant: STELLA CHEMIFA CORPORATIONInventors: Shinji Hashiguchi, Terunori Yamaguchi, Kazutaka Hirano
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Patent number: 8137774Abstract: Disclosed are compositions comprising ethylene/vinyl acetate copolymers, tackifying resins and optionally polyolefins (for example, polyethylene and polypropylene) that provide strong, tight hermetic heat seals with an easily peelable opening feature to fluoropolymers such as polychlorotrifluoroethylene. Also disclosed are multilayer structures and packages comprising these compositions.Type: GrantFiled: November 30, 2010Date of Patent: March 20, 2012Assignee: E.I. Du Pont de Nemours and CompanyInventors: Terrance D. Kendig, Stephen Robert Tanny
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Patent number: 8137803Abstract: An acrylic resin film material comprising at least a multilayer structure polymer with a particular structure prevent a molded item from being whitened during insert- or in-mold molding and meet the requirement for surface hardness, heat resistance, and transparency or matting performance for vehicle applications. It is also possible to use an acrylic resin film material exhibiting a difference of 30% or less between haze values as determined in accordance with the testing method of JIS K7136 (haze measurement method) after and before a tensile test where a test piece with a width of 20 mm is pulled under the conditions of an initial inter-chuck distance of 25 mm, a rate of 50 mm/min and a temperature of 23° C. until an end-point inter-chuck distance becomes 33 mm as well as having a pencil hardness of 2 B or higher as determined in accordance with JIS K5400.Type: GrantFiled: July 7, 2010Date of Patent: March 20, 2012Assignee: Mitsubishi Rayon Co., Ltd.Inventors: Yukio Kitaike, Yoshinori Abe, Junichi Abe, Koichiro Kitashima, Shogo Okazaki, Hideyuki Fujii
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Patent number: 8122638Abstract: This invention relates to multilayer films and structures such as greenhouses and agricultural tunnels covered in such films.Type: GrantFiled: December 9, 2008Date of Patent: February 28, 2012Assignee: Rohm and Haas CompanyInventors: Sebastien G. Chevalier, Hailan Guo, Jiun-Chen Wu
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Publication number: 20120042943Abstract: Disclosed herein is a backsheet for a photovoltaic member. The backsheet includes a weather-resistant layer, a first adhesive layer and an insulating layer. The weather-resistant layer contains chlorinated polyethylene, and the content of the chlorinated polyethylene is at least 50% by weight of the weather-resistant layer. The weather-resistant layer is situated at an outmost surface of the backsheet. The insulating layer may prevent an electric current generated by the photovoltaic member from leakage through the backsheet. The first adhesive layer is disposed between the weather-resistant layer and the insulating layer.Type: ApplicationFiled: July 27, 2011Publication date: February 23, 2012Applicant: Du Pont Apollo LimitedInventor: Stephen Yau-Sang CHENG
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Patent number: 8119327Abstract: The present invention relates to functionalized acrylate polymers, a process for their preparation, photopolymerizable compositions comprising these polymers and the use of the compositions, especially in the production of electronic components. The functionalized acrylate polymers are reaction products comprising at least a) acrylic acid or methacrylic acid or a mixture of acrylic and methacrylic acid and b) a (meth)acrylic ester of substituted or unsubstituted phenol, C1-C8 hydroxyalkylbenzene or C1-C8 hydroxyalkoxybenzene and methyl(meth)acrylate in a molar ratio of from 5:95 to 100:0. 5-90% of the acrylic or methacrylic acid units having reacted with a glycidylvinyl compound.Type: GrantFiled: March 21, 2003Date of Patent: February 21, 2012Assignee: Huntsman Advanced Materials Americas LLCInventors: Martin Roth, Bernhard Sailer, Catherine Schoenenberger, Ottilie Zelenko
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Patent number: 8119235Abstract: Decorative ionomeric surfaced film and sheet (e.g., multilayer co-extruded polymer) and articles made therefrom (e.g., automotive panels and parts) exhibiting good weatherability, mar resistance, and surface appearance of a high quality automotive finish (including color, haze, gloss, and DOI) and economical process for making (e.g., co-extrusion) and using (e.g., thermoforming and injection backfilling) the same.Type: GrantFiled: July 11, 2007Date of Patent: February 21, 2012Assignee: E. I. du Pont de Nemours and CompanyInventors: Randall Allen Vogel, I-Hwa Lee, Sumita Sanjeevi Ranganathan, Lori J. Pike
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Patent number: 8105686Abstract: A polymeric film for labeling articles comprises an asymmetric multilayered film comprising specialized skin and core layers whose compositions address multiple needs including adhesion of a printing ink and an adhesive and die-cuttability. The polymeric film provides improved performance in the conversion to an adhesive containing label stock and adhesive label.Type: GrantFiled: July 17, 2007Date of Patent: January 31, 2012Assignee: Avery Dennison CorporationInventors: Christopher J. Blackwell, Kevin O. Henderson
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Publication number: 20120009431Abstract: A resin composition comprising: a polyolefin (A); a saponified ethylene-vinyl acetate copolymer (B) having an ethylene content of 20 to 65 mol % and having a degree of saponification of vinyl acetate units of 96% or more; a higher fatty acid metal salt (C) having 8 to 22 carbon atoms; and a conjugated polyene compound (D) having a boiling point of 20° C. or higher; wherein the mass ratio (A:B) of the polyolefin (A) and the saponified ethylene-vinyl acetate copolymer (B) is 60:40 to 99.9:0.1, the amount of the higher fatty acid metal salts (C) is in the range of 0.0001 to 10 parts by mass per 100 parts by mass of the total of the polyolefin (A) and the saponified ethylene-vinyl acetate copolymer (B), and the amount of conjugated polyene compound (D) is in the range of 0.000001 to 1 part by mass per 100 parts by mass of the total of the polyolefin (A) and the saponified ethylene-vinyl acetate copolymer (B).Type: ApplicationFiled: March 10, 2010Publication date: January 12, 2012Applicant: KURARAY CO., LTD.Inventor: Osamu Kazeto
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Patent number: 8092917Abstract: A gas-barrier laminate comprises a plastic substrate (A), an inorganic thin film (B) formed on at least one surface of the plastic substrate (A), and a polyester-based resin layer (C) formed by applying a coating material containing a polyester-based resin on a surface of the inorganic thin film (B), wherein the polyester-based resin has a glass transition temperature of 50 to 70° C., a molecular weight of 1500 to 15000 and a hydroxyl value of 10 to 60 mg KOH/g, and the gas-barrier laminate has an oxygen permeability of not more than 5 cc/m2/day/atm and a water vapor permeability of not more than 5 g/m2/day.Type: GrantFiled: June 28, 2004Date of Patent: January 10, 2012Assignee: Mitsubishi Plastics, Inc.Inventors: Shigenobu Yoshida, Tooru Hachisuka, Chiharu Okawara
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Patent number: 8084527Abstract: The present invention relates to hotmelt adhesive compositions which comprise at least one thermoplastic polyolefin (P) which is solid at 25° C., and also at least one amide (A) of the formula (I) or (II). These hotmelt adhesive compositions are suitable more particularly for the adhesive bonding of polyolefin films. More particularly it is possible to form assemblies of a substrate (S) and polyolefins bonded with a hotmelt adhesive.Type: GrantFiled: November 12, 2008Date of Patent: December 27, 2011Assignee: Sika Technology AGInventors: Kai Paschkowski, Joerg Plaumann
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Patent number: 8080297Abstract: The invention provides coated substrates comprising a substrate; and a coating on at least one surface of the substrate comprising vermiculite, polymer capable of forming a film, dispersion agent for the vermiculite in the polymer, said dispersion agent bearing a negative charge, and cross-linking agent. The invention also provides articles coated with such coatings and methods for making the coated substrates and articles.Type: GrantFiled: April 30, 2007Date of Patent: December 20, 2011Assignee: NanoPack, Inc.Inventors: Howard S. Kravitz, Fred Levitt
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Patent number: 8071223Abstract: Disclosed are films obtained from blends of ethylene copolymers with organic acid salt-modified potassium ionomeric copolymers. The films of the present invention can be welded using RF energy.Type: GrantFiled: December 14, 2010Date of Patent: December 6, 2011Assignee: E.I. du Pont de Nemours and CompanyInventor: John Chu Chen
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Patent number: 8071210Abstract: In one aspect, described herein are ultrathin films comprising an azlactone functionalized polymer and a primary amine functionalized polymer. Also described herein are ultrathin films including reactive, nonreactive, partially reactive/nonreactive, hydrophobic, hydrophilic, and mixed hydrophobic/hydrophilic ultrathin films. In another aspect, described herein are methods for making surface attached and freestanding ultrathin films.Type: GrantFiled: October 9, 2008Date of Patent: December 6, 2011Assignee: Wiscousin Alumni Research FoundationInventors: David M. Lynn, Maren E. Buck, Jingtao Zhang
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Patent number: 8062761Abstract: This invention relates to a method for forming a multi-layer coating on a vehicle body, comprised of applying primer coating, base coating, and clear coat layers in a wet-on-wet-on-wet manner, and simultaneously curing the applied three layers together in a single baking step. The primer layer comprises a film-forming binder comprising two acrylic polymers, the first being a caprolactone-modified branched acrylic polymer and the second being a caprolactone-modified linear acrylic polymer; and a crosslinking agent selected from aminoplast resin, blocked polyisocyanates, or mixtures thereof, wherein the composition is, essentially free of crosslinked nonaqueous dispersion resin particles or crosslinked microgel resin particles or both. The resulting multi-layered coating has excellent aesthetic appearance, strike-in resistance, chipping resistance, sag resistance, and film build even when formed in a three wet layered application method.Type: GrantFiled: December 3, 2010Date of Patent: November 22, 2011Assignee: E. I. du Pont de Nemours and CompanyInventors: Isidor Hazan, Jeffery W. Johnson, Robert R. Matheson, Delson J. Trindade, Peter W. Uhlianuk
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Patent number: 8062745Abstract: Blend an ethylene/alkyl acrylate copolymer and an ethylene/?,?-ethylenically unsaturated carboxylic acid copolymer in a weight ratio of more than 1:1 and convert the blend to a film that has adhesive properties. The film is particularly suitable for use as an external adhesive layer in a multilayer film structure. Such multilayer film structures may be used, for example as a strippable protective film for any of a variety of surfaces such as freshly painted metal surfaces.Type: GrantFiled: September 26, 2005Date of Patent: November 22, 2011Assignee: Dow Global Technologies LLCInventors: Robert L. McGee, Allen W. Ross
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Patent number: 8053051Abstract: To provide an oxygen-absorbing barrier resin composition which has excellent oxygen-barrier properties even under high-humidity conditions and can give a multilayer structure having excellent peel strength; an oxygen-absorbing barrier film comprising the oxygen-absorbing barrier resin composition; a multilayer structure including a layer comprising the oxygen-absorbing barrier film; and a packing container comprising the multilayer structure. The oxygen-absorbing barrier resin composition comprises a resin (A) having an oxygen permeability of at most 100 cc/m2-day-atm and a resin (B) having an oxygen absorption rate of at least 0.001 cc/cm2·day, wherein the resin (B) is dispersed in the matrix of the resin (A) and the resin (B) is in the form of rods in which the average of the maximum diameters of cross sections perpendicular to the lengthwise direction is at most 1.0 ?m.Type: GrantFiled: October 27, 2006Date of Patent: November 8, 2011Assignee: Zeon CorporationInventors: Shizuo Kitahara, Mako Kurakata, Jun Ishihara
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Publication number: 20110254408Abstract: An electroactive polymer device is described that includes at least one layer of a dielectric polymer that is a polymerized product of at least one ethylenically unsaturated nitrogen-containing monomer. Also disclosed is a transducer that includes the electroactive polymer as disclosed.Type: ApplicationFiled: November 19, 2009Publication date: October 20, 2011Inventors: Vivek Bharti, Thu-Van T. Tran
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Patent number: 8039104Abstract: Articles are provided that include an optical film and an optically clear pressure sensitive adhesive layer on at least one outer surface of the optical film. Additionally, articles are provided that include a pressure sensitive adhesive layer that resists bubble formation when adhered to an outgassing substrate. The pressure sensitive adhesive layer in the various articles contain a (meth)acrylate block copolymer.Type: GrantFiled: July 10, 2007Date of Patent: October 18, 2011Assignee: 3M Innovative Properties CompanyInventors: Albert I. Everaerts, Ying-Yuh Lu, Lang N. Nguyen, Jianhui Xia
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Publication number: 20110250434Abstract: The present invention describes a floor decoration kit comprising two elements, on the one hand a removable surface covering (2) and on the other an anchoring sublayer (3) while the composition of said anchoring sublayer (3) is PVC-based and comprises at least 60% by weight of a plasticizer.Type: ApplicationFiled: October 26, 2009Publication date: October 13, 2011Applicant: TARKETT GDL S.A.Inventors: Etienne Schauer, Richard Peres
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Publication number: 20110250456Abstract: The present invention has an object of providing a molded article of a composite structure obtained by bonding a polar thermoplastic resin, especially polyacetal, with another resin in a simple manner. According to the present invention, a molded article of a composite structure obtained by bonding a polar thermoplastic resin and a resin containing an aliphatic ester structure as a main component to each other in the state where at least a face at which both of the materials contact each other is in a melted state can be provided.Type: ApplicationFiled: May 26, 2009Publication date: October 13, 2011Inventors: Akira Okamura, Satoshi Nagai, Hiroyuki Hamada, Yew Wei Leong
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Publication number: 20110241254Abstract: The invention concerns a thermoplastic resin-based composition, for making single-layer or multilayer skins (or composite structures), having a speckled appearance, and a method for obtaining same. Said composition comprises: 10 to 99 wt. % of a compound or “matrix” of a polyvinyl chloride thermoplastic (PVC) resin; 0.5 to 90 wt. % of at least a compound or “inclusion” of a thermoplastic resin containing at least one colouring pigment: 0.5 to 20 wt. % of speckling agents selected among colouring pigments, metal particles or decorative flakes, glass beads, polymeric particles.Type: ApplicationFiled: March 7, 2007Publication date: October 6, 2011Applicant: Arkema FranceInventors: Ludovic Hardouin-Duparc, Jean-Francois Vautrin
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Publication number: 20110236689Abstract: The present application is directed to a novel composition which acts as a barrier to noxious agents while adding self-detoxifying catalytic treatments to neutralize the noxious and harmful warfare agents when applied for example on a fabric, or other solid support.Type: ApplicationFiled: March 26, 2010Publication date: September 29, 2011Inventors: Hamid Benaddi, Heidi Schreuder-Gibson
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Publication number: 20110236611Abstract: A primer-less coating composition for facestock comprises: a binder being a water-dispersible polymer; an ethylenically unsaturated compound which is aqueous-dispersible and miscible, with or bonded to said water-dispersible polymer, wherein said ethylenically unsaturated compound is able to form a covalent bond with an ink; and a crosslinker, wherein said crosslinker is suitable for binding the coating to the facestock. The coating composition may be applied to a substrate to form a printable film. A printed film in accordance with the invention may be used in a label, for example for use on a container such as a bottle.Type: ApplicationFiled: December 8, 2009Publication date: September 29, 2011Applicant: INNOVIA FILMS LIMITEDInventors: Alastair Hugh Servante, Simon James Read
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Publication number: 20110229712Abstract: Breathable solar protecting film comprising a first polymeric film and a second polymeric film bond one to each other by means of a first adhesive layer. The protecting film further comprising particles allowing to reflect thermal solar radiation while allowing the visible light to pass.Type: ApplicationFiled: March 25, 2009Publication date: September 22, 2011Inventor: Carine Gabrielle Lefevre
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Patent number: 8017231Abstract: The present invention is directed to a heat-shrinkable, thermoplastic film or bag which contains at least one homogeneous ethylene alpha-olefin copolymer with at least some limited long chain branching. Oriented films made in accordance with the present invention exhibit improved processability as well as improved physical properties such as excellent optics and impact resistance. A homogeneous ethylene alpha-olefin with long chain branching may be present in a monolayer film either alone or in a blend or may be included in one or more layers of a multilayer film in accordance with the present invention.Type: GrantFiled: May 30, 2000Date of Patent: September 13, 2011Assignee: Cryovac, Inc.Inventors: Kelly R. Ahlgren, Robert Babrowicz, Solomon Bekele, Blaine C. Childress, Marvin R. Havens, Ronald D. Moffitt, Gautam P. Shah, George D. Wofford
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Patent number: 8012581Abstract: The invention relates to a bilayer pressure-sensitive adhesive. Provision is made for the bilayer pressure-sensitive adhesive to comprise an apolar layer and a polar layer, the apolar layer and the polar layer each comprising a polyacrylate pressure-sensitive adhesive having a static glass transition temperature of not more than +15° C., and the surface energy of the apolar layer differing from the surface energy of the polar layer by at least 5 mN/m.Type: GrantFiled: December 3, 2004Date of Patent: September 6, 2011Assignee: tesa AKTIENGESELLSCHAFTInventors: Marc Husemann, Stephan Zollner