Patents Assigned to Mitsubishi Plastics, Inc.
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Publication number: 20140162080Abstract: A method for producing a laminate for configuring an image display device is provided, capable of realizing simultaneously unevenness followability and anti-bubble reliability. A method for producing a laminate for configuring an image display device is proposed, comprising the following steps (1) and (2): (1) The step of forming an adhesive composition into the form of a monolayer or a multilayer sheet, and by UV-crosslinking, primary-curing this thereby forming a pre-secondary curing transparent double-sided adhesive sheet. (2) The step of layering two image display device-constituting members via the pre-secondary curing transparent double-sided adhesive sheet and then irradiating ultraviolet light from at least a first image display device-constituting member side, UV-crosslinking through this member and secondary-curing the pre-secondary curing transparent double-sided adhesive sheet.Type: ApplicationFiled: February 12, 2014Publication date: June 12, 2014Applicant: MITSUBISHI PLASTICS, INC.Inventors: Kahoru NIIMI, Makoto INENAGA, Takahisa UCHIDA
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Publication number: 20140162081Abstract: A method for producing a laminate for configuring an image display device is provided, capable of realizing simultaneously unevenness followability and anti-bubble reliability. A method for producing a laminate for configuring an image display device is proposed, comprising the following steps (1) and (2): (1) The step of forming an adhesive composition into the form of a monolayer or a multilayer sheet, and by UV-crosslinking, primary-curing this thereby forming a pre-secondary curing transparent double-sided adhesive sheet. (2) The step of layering two image display device-constituting members via the pre-secondary curing transparent double-sided adhesive sheet and then irradiating ultraviolet light from at least a first image display device-constituting member side, UV-crosslinking through this member and secondary-curing the pre-secondary curing transparent double-sided adhesive sheet.Type: ApplicationFiled: February 12, 2014Publication date: June 12, 2014Applicant: MITSUBISHI PLASTICS, INC.Inventors: Kahoru NIIMI, Makoto INENAGA, Takahisa UCHIDA
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Publication number: 20140162035Abstract: Provided is a transparent laminated film having excellent transparency and heat dimensional stability at high temperatures, which can be produced using a simple production process. This is to be a transparent laminated film, which is a laminated film of a constitution in which a cured layer of curable resin composition is laminated on both sides of a base film, the storage elastic modulus (E?) by dynamic viscoelasticity measurement in the longitudinal direction of the laminated film at 200° C. temperature is greater than the storage elastic modulus (E?) of the base film in the same conditions, and the total light transmittance of the laminated film is 80% or greater.Type: ApplicationFiled: August 8, 2012Publication date: June 12, 2014Applicant: MITSUBISHI PLASTICS, INC.Inventors: Raian Yamamoto, Shouhei Kinoshita, Nobuhiro Sakata, Yasutaka Shinoura, Jun Takagi
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Publication number: 20140154517Abstract: In the gas-barrier laminate having an inorganic thin layer formed on at least one surface of a substrate having a polyethylene naphthalate layer, provided by the present invention is a gas-barrier laminate having not only high water vapor barrier property and oxygen barrier property abut also excellent adhesion between the substrate and the inorganic thin layer. The said gas-barrier laminate, comprising: a substrate comprising a polyethylene naphthalate layer; a layer formed from a composition comprising an acryl polyol and an isocyanate compound on at least one surface of the substrate; and an inorganic thin layer, arranged in the stated order.Type: ApplicationFiled: July 27, 2012Publication date: June 5, 2014Applicant: Mitsubishi Plastics, Inc.Inventors: Yasushi Sasaoka, Chiharu Okawara, Tooru Hachisuka
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Publication number: 20140124017Abstract: An excellent surface protective material having moisture proofness that is not deteriorated for a prolonged period of time is provided for a highly moisture proof surface protective material for a solar cell, containing a moisture proof film that comprises a substrate having on one surface thereof an inorganic thin film layer and has a water vapor permeability of less than 0.1 g/m2·day. The surface protective material for a solar cell contains: a moisture proof film that comprises a substrate having on one surface thereof an inorganic thin film layer and has a water vapor permeability of less than 0.1 g/m2·day, a weatherproof film on a side of the inorganic thin film layer of the moisture proof film; and a back surface film that has a melting point of 80° C. or more and 180° C. or less on the opposite side of the moisture proof film from the inorganic thin film layer.Type: ApplicationFiled: January 30, 2012Publication date: May 8, 2014Applicant: MITSUBISHI PLASTICS, INC.Inventors: Osamu Akaike, Tetsuya Aya, Shigeharu Takagi, Tatsuya Ochiai, Natsuki Hira
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Patent number: 8715448Abstract: A method for producing a laminate for configuring an image display device is provided, capable of realizing simultaneously unevenness followability and anti-bubble reliability. A method for producing a laminate for configuring an image display device is proposed, comprising the following steps (1) and (2): (1) The step of forming an adhesive composition into the form of a monolayer or a multilayer sheet, and by UV-crosslinking, primary-curing this thereby forming a pre-secondary curing transparent double-sided adhesive sheet. (2) The step of layering two image display device-constituting members via the pre-secondary curing transparent double-sided adhesive sheet and then irradiating ultraviolet light from at least a first image display device-constituting member side, UV-crosslinking through this member and secondary-curing the pre-secondary curing transparent double-sided adhesive sheet.Type: GrantFiled: September 1, 2011Date of Patent: May 6, 2014Assignee: Mitsubishi Plastics, Inc.Inventors: Kahoru Niimi, Makoto Inenaga, Takahisa Uchida
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Patent number: 8710539Abstract: Provided is a metal foil laminate that: has heat resistance; has high reflectance in the visible light range; has little decrease in reflectance in environments with a high-temperature thermal load; is compatible with large surface areas; and can be used for printed circuit boards for mounting LEDs that have excellent adhesion with metals. The metal foil laminate is characterized in that: a laminate has metal foil on at least one side of a resin layer (A) containing a polyorganosiloxane and an inorganic filler; the 90° peel strength between said resin layer (A) and said metal foil is at least 0.95 kN/m, and the mean reflectance at wavelengths of 400 to 800 nm on the surface that is exposed when the resin layer (A) is exposed by peeling and removing said metal foil is at least 80%; and the decrease in the reflectance at a wavelength of 470 nm after being treated with heat for 10 minutes at 260° C. is not more than 5%.Type: GrantFiled: July 26, 2011Date of Patent: April 29, 2014Assignee: Mitsubishi Plastics, Inc.Inventors: Jun Matsui, Tomohiko Terai, Syuuji Suzuki
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Publication number: 20140099530Abstract: The present invention is capable of providing a multilayer porous film which has high adhesion between a base layer and a coating layer and excellent heat resistance and exhibits excellent characteristics when used as a separator for a nonaqueous electrolyte secondary battery. A multilayer porous film which is obtained by laminating a coating layer that contains a filler and a resin binder on at least one surface of a polyolefin resin porous film that serves as a base layer. The ratio of the average particle diameter (Du) of the filler within 25% of the thickness of the coating layer from the surface of the multilayer porous film to the average particle diameter (Db) of the filler within 25% of the thickness of the coating layer from the interface with the base layer, namely, Du/Db is 1.2-10; and the average particle diameter (Du) is 0.5 ?m or less.Type: ApplicationFiled: May 31, 2012Publication date: April 10, 2014Applicant: MITSUBISHI PLASTICS, INC.Inventors: Hiroto Yamada, Tomoyuki Nemoto
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Patent number: 8680169Abstract: Provided is a porous polypropylene film having both air permeability properties and puncture strength. A porous polypropylene film which has an air permeability of 700 seconds/100 ml or less and a puncture strength of 1.5 N or greater, and has ? activity can be obtained when the porous polypropylene film is made to have a tensile strength in the machine direction of the film, EMD, of 100 MPa or greater, a tensile strength in the transverse direction to the machine direction, ETD, of less than 100 MPa, and a ratio of EMD and ETD, EMD/ETD, of 1.5 to 10.Type: GrantFiled: June 16, 2010Date of Patent: March 25, 2014Assignee: Mitsubishi Plastics, Inc.Inventors: Takeyoshi Yamada, Yasushi Usami, Toru Terakawa
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Patent number: 8664351Abstract: The present invention provides a biaxially oriented polyester film for a backsheet of solar batteries which exhibits a good hydrolysis resistance and a low haze. The present invention relates to a biaxially oriented polyester film for a backsheet of solar batteries, comprising titanium in an amount of not more than 20 ppm in terms of a titanium atom, phosphorus in an amount of not more than 70 ppm in terms of a phosphorus atom, and antimony in an amount of not more than 10 ppm in terms of an antimony atom; and having a carboxyl end group content of not more than 26 equivalents/t and an intrinsic viscosity of 0.65 to 0.90.Type: GrantFiled: January 13, 2011Date of Patent: March 4, 2014Assignee: Mitsubishi Plastics, Inc.Inventors: Koutarou Nozawa, Taku Aoike
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Publication number: 20140057057Abstract: [Problem] To provide a process for manufacturing a laminated porous film in which wrinkling is suppressed and a covering layer is laminated on at least one surface of a polyolefin-based resin porous film. [Solution] A process for manufacturing a laminated porous film comprising layering a covering layer on at least one surface of a polyolefin-based resin porous film, wherein film tension (Ta) in a drying step is controlled at 40 N/m or less.Type: ApplicationFiled: October 22, 2012Publication date: February 27, 2014Applicant: MITSUBISHI PLASTICS, INC.,Inventors: Tomohiko Terai, Satoru Momohira, Hirotaka Aria
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Patent number: 8658278Abstract: Provided is a film which can be industrially coated easily and exhibits excellent gas barrier performance without being subjected to a high-temperature heat treatment. The film exhibits good gas barrier performance immediately after the production, and maintains the excellent gas barrier performance while exhibiting excellent hot water resistance and printing resistance.Type: GrantFiled: August 30, 2006Date of Patent: February 25, 2014Assignee: Mitsubishi Plastics, Inc.Inventors: Chiharu Okawara, Shigenobu Yoshida, Tooru Hachisuka, Motoyoshi Takemura
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Patent number: 8652642Abstract: The present invention provides a polyester film which is excellent in hydrolysis resistance of a base film, is hardly deteriorated in adhesion property to various members or top-coating agents, and can suitably used, for example, as a film for a protective member for protecting a back surface of solar cells. The present invention relates to a biaxially oriented polyester film in the form of a laminated film comprising a biaxially oriented polyester base film having a phosphorus element content of 0 to 170 ppm and a terminal carboxylic acid content of not more than 26 equivalents/t, and a coating layer formed on at least one surface of the biaxially oriented polyester base film which comprises a polyurethane having a polycarbonate skeleton or a polyether skeleton and a crosslinking agent, wherein the laminated film has a haze value of not more than 10%.Type: GrantFiled: September 13, 2010Date of Patent: February 18, 2014Assignee: Mitsubishi Plastics, Inc.Inventors: Narihiro Masuda, Takaaki Kojima, Thorsten Kiehne
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Publication number: 20140044908Abstract: Provided is a novel transparent adhesive sheet with which the cut edge is not sticky over time when a laminated body that has been bonded via the adhesive sheet is cut, which can be adhered without generating residual air bubbles, even when the surface of an adherend is uneven, and which can be adhered without foaming, even when the adherend is a material such as plastic that can generate outgas. Suggested is an adhesive sheet that has one or more layers of a first adhesive layer and one or more layer of a second adhesive layer that exhibit different viscoelastic behaviors, and has an integrated structure whereby these layers are laminated, with a dynamic shear storage modulus G? of 2×104 to 5×105 Pa for G?(20° C.) and 1×104 to 1×105 Pa for G?(150° C.) when measured with a 1 Hz frequency temperature dispersion.Type: ApplicationFiled: October 21, 2013Publication date: February 13, 2014Applicant: Mitsubishi Plastics, Inc.Inventor: Makoto INENAGA
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Publication number: 20140030510Abstract: Such a vapor-deposited barrier film is provided that has a vapor-deposited layer having uniform film quality, a high film density and high barrier performance in the initial stage. The vapor-deposited barrier film contains a substrate having on at least one surface thereof at least one layer of a vapor-deposited layer (a). The vapor-deposited layer (a) contains a metal oxide, has a thickness of from 10 to 500 nm, and has an average value of an elemental ratio of oxygen (O) and the metal (oxygen (O)/metal) of 1.20 or more and 1.90 or less and a difference between the maximum value and the minimum value of the (oxygen (O)/metal) of 0.35 or less on analysis of the vapor-deposited layer in the depth direction thereof by an X-ray photoelectron spectroscopy (ESCA) method.Type: ApplicationFiled: March 29, 2012Publication date: January 30, 2014Applicant: Mitsubishi Plastics, Inc.Inventors: Shigeto Kimura, Tooru Hachisuka, Koji Yamauchi, Shigenobu Yoshida
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Patent number: 8637764Abstract: The present invention provides a biaxially oriented polyester film for a backsheet of photovoltaics which exhibits an excellent hydrolysis resistance and a low shrinkage rate. The present invention relates to a biaxially oriented polyester film for a backsheet of photovoltaics, comprising a polyester having an intrinsic viscosity of 0.65 to 0.90 dL/g as measured in a mixed solvent comprising phenol and tetrachloroethane at a mass ratio of 50/50 at 23° C., a carboxyl end group content of 0 to 26 equivalents/t, and a phosphorus element content of 0 to 170 ppm, which biaxially oriented polyester film has a shrinkage rate of not more than 0.8% as measured in a longitudinal direction thereof after subjected to heat treatment at 150° C. for 30 min.Type: GrantFiled: September 13, 2010Date of Patent: January 28, 2014Assignee: Mitsubishi Plastics, Inc.Inventor: Koutarou Nozawa
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Publication number: 20140017419Abstract: To provide a gas barrier laminate film containing a substrate film having on at least one surface thereof one layer or plural layers of an inorganic thin film layer, a first layer of the inorganic thin film layer on a side of the substrate film being formed by a facing target sputtering method, and a method for producing a gas barrier laminate film, containing forming one layer or plural layers of an inorganic thin film layer on at least one surface of a substrate film, a first layer of the inorganic thin film layer on a side of the substrate film being formed by a facing target sputtering method, and thus to provide a gas barrier laminate film with high gas barrier property having a dense inorganic thin film layer that inflicts less damage to a substrate film, particularly to a resin film, on which the inorganic thin film layer is formed, and a method for producing the same.Type: ApplicationFiled: March 29, 2012Publication date: January 16, 2014Applicant: MITSUBISHI PLASTICS, INC.Inventors: Hidetaka Amanai, Makoto Miyazaki
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Publication number: 20140014181Abstract: The present invention provides a gas barrier laminate film containing a substrate film having on at least one surface thereof plural layers of an inorganic thin film layer, from a first layer to an n-th layer (wherein n represents an integer of 1 or more) of the inorganic thin film layer on a side of the substrate film being formed by a non-plasma film forming method, and an (n+1)-th layer formed thereon in contact therewith being formed by a facing target sputtering method, and a method for producing a gas barrier laminate film containing a substrate film having on at least one surface thereof one or plural layers of an inorganic thin film layer, the method containing: forming from a first layer to an n-th layer of the inorganic thin film layer on a side of the substrate film by a non-plasma film forming method; and forming an (n+1)-th layer thereon in contact therewith by a facing target sputtering method, and thus provides a gas barrier laminate film with high gas barrier property and excellent productivitType: ApplicationFiled: March 29, 2012Publication date: January 16, 2014Applicant: MITSUBISHI PLASTICS, INCInventors: Hidetaka Amanai, Makoto Miyazaki
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Publication number: 20140017468Abstract: A film which can be industrially coated easily and exhibits excellent gas barrier performance without being subjected to a high-temperature heat treatment, good gas barrier performance immediately after the production, and maintains the excellent gas barrier performance while exhibiting excellent hot water resistance and printing resistance; a gas barrier laminated film including a resin layer on an inorganic thin film formed on at least one surface of a support film, the resin layer being formed by applying: (1) an aqueous dispersion containing polyvinyl alcohol (a), an ethylene-unsaturated carboxylic acid copolymer (b), and inorganic particles (c); (2) an aqueous dispersion containing an ethylene-unsaturated carboxylic acid copolymer (b), inorganic particles (c), and/or a cross-linking agent (d); or (3) an aqueous dispersion containing polyvinyl alcohol (a), an ethylene-unsaturated carboxylic acid copolymer (b), inorganic particles (c), and cross-linking agent (d), to the inorganic thin film surface; and aType: ApplicationFiled: September 17, 2013Publication date: January 16, 2014Applicant: MITSUBISHI PLASTICS, INC.Inventors: Chiharu OKAWARA, Shigenobu Yoshida, Tooru Hachisuka, Motoyoshi Takemura
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Publication number: 20140010722Abstract: To provide an exhaust gas purification catalyst which has high nitrogen oxide removal performance at both an exhaust gas temperature of 200° C. or lower and an exhaust gas temperature of 500° C. or higher and high durability to the repetitive adsorption and desorption of water vapor. A catalyst contains zeolite having a framework structure containing at least aluminum atoms, phosphorus atoms, and silicon atoms and metal supported on the zeolite. The integrated intensity area of a signal intensity of ?130 ppm to ?92.5 ppm is 41% or more of the integrated intensity area of a signal intensity of ?130 ppm to ?50 ppm in the case of measuring a solid-state 29Si-DD/MAS-NMR spectrum after water adsorption.Type: ApplicationFiled: January 31, 2012Publication date: January 9, 2014Applicant: MITSUBISHI PLASTICS, INC.Inventors: Takeshi Matsuo, Daisuke Nishioka, Takahiko Takewaki, Haijun Chen, Kazunori Oshima