Patents Assigned to Mitsubishi Plastics, Inc.
  • Publication number: 20180178205
    Abstract: Provided is a method for producing a transition-metal-containing silicoaluminophosphate that is highly suitable as a catalyst or an adsorbent and has excellent high-temperature hydrothermal durability and excellent water resistance, that is, excellent durability against water submersion (water-submersion durability), in a simple and efficient manner. A method for producing a transition-metal-containing zeolite, the method comprising a steam treatment step in which a transition-metal-containing zeolite is stirred at 710° C. or more and 890° C. or less in the presence of water vapor, the transition-metal-containing zeolite containing a transition metal in a zeolite having a framework structure including silicon atoms, phosphorus atoms, and aluminium atoms.
    Type: Application
    Filed: February 27, 2015
    Publication date: June 28, 2018
    Applicant: Mitsubishi Plastics, Inc.
    Inventors: Takahide KIMURA, Yuusuke HOTTA, Kenichi KIYONO, Takahiko TAKEWAKI, Takeshi MATSUO
  • Publication number: 20170292046
    Abstract: Provided is a novel transparent adhesive material having low relative permittivity as well as excellent adhesive characteristics, whereby an olefinic polymer resin layer and an acrylic polymer adhesive layer can be suitably integrated. Suggested is a transparent adhesive material provided with an outermost surface layer containing an acrylic polymer (B) and a photocrosslinking initiator, and an intermediate layer containing an olefinic polymer (A), a crosslinking agent, and a photocrosslinking initiator, in which the intermediate layer contains a (meth)acrylate monomer as the crosslinking agent.
    Type: Application
    Filed: September 17, 2015
    Publication date: October 12, 2017
    Applicant: MITSUBISHI PLASTICS, INC.
    Inventors: Shinya FUKUDA, Makoto INENAGA
  • Publication number: 20170198175
    Abstract: The present invention relates to a photocurable adhesive sheet. Provided is a new adhesive sheet that can be photocured even if there are places such as print-concealed sections that are difficult for light to reach, and even if the adhesive sheet has a certain degree of thickness, the entire sheet can be cured. Proposed is a transparent adhesive sheet formed from an adhesive composition containing: (A) a thermoplastic resin; (B) a crosslinking agent; (C) a photopolymerization initiator that reacts with light having a wavelength of at least 380 to 430 nm; and (D) a wavelength conversion agent that is excited by light having a wavelength shorter than 380 nm and that emits light having a wavelength of 380 to 550 nm. The transparent adhesive sheet is characterized by the adhesive sheet absorbance X at a wavelength of 390 nm and the adhesive sheet thickness Y satisfying relational formula (1). 0.
    Type: Application
    Filed: August 12, 2015
    Publication date: July 13, 2017
    Applicant: MITSUBISHI PLASTICS, INC.
    Inventors: Kahoru NIIMI, Makoto INENAGA
  • Publication number: 20170175397
    Abstract: Provided are a panel construction member and a mounting structure for the same that can be rigidly mounted to a building and for which the panel, after being mounted, has excellent flexural strength and flexural rigidity. A panel construction member 1 has a layered structure in which a core plate 4 is disposed between a pair of metal plates 2, 3, wherein the panel construction member 1 is provided with a groove 5 that extends along at least one pair of edges of the panel construction member 1, and an undercut portion 5a that penetrates between the metal plates 2, 3 from the groove 5. A rail member 6 is mounted in the groove 5 of the panel construction member 1, and the panel construction member 1 is mounted to a ceiling or a wall by means of the rail member 6.
    Type: Application
    Filed: March 23, 2015
    Publication date: June 22, 2017
    Applicant: Mitsubishi Plastics, Inc.
    Inventor: Kenjiro KOMATSU
  • Publication number: 20170166718
    Abstract: Provided is a gas barrier laminate film capable of realizing excellent gas barrier property, water resistance, and adhesiveness, having a plastic substrate (A), a silicon oxide layer (B) formed on at least one surface of the plastic substrate (A), and a coat layer (C) formed by applying a coating solution onto a surface of the silicon oxide layer (B), wherein the coating solution comprises a mixture of a polyurethane-based resin (c1) and a silane coupling agent (c2) and contains a reaction product of (c1) with (c2) as a main component; and a number-average molecular weight of the reaction product is in the range of 100,000 to 1,000,000.
    Type: Application
    Filed: July 23, 2015
    Publication date: June 15, 2017
    Applicant: MITSUBISHI PLASTICS, INC.
    Inventors: Kota OZEKI, Tetsunori TAKANO, Chiharu OKAWARA
  • Publication number: 20170152404
    Abstract: A method for recycling optical device constituent members, wherein a transparent adhesive material is softened by heating and is crosslinked by light irradiation, an optical device constituent laminate having a constitution in which two optical device constituent members are bonded via a transparent adhesive material in a pre-crosslinked state is used as a recycle starting material, and the method including: heating at least the transparent adhesive material of the optical device constituent laminate; standing the optical device constituent laminate; hanging a linear member along an end edge of the transparent adhesive material located at an upper end edge of the optical device constituent laminate; dividing the transparent adhesive material by applying a load by the linear member; and producing the two optical device constituent members to which a divided one-side transparent adhesive material adheres.
    Type: Application
    Filed: June 30, 2015
    Publication date: June 1, 2017
    Applicant: MITSUBISHI PLASTICS, INC.
    Inventors: Kahoru NIIMI, Makoto INENAGA
  • Patent number: 9650546
    Abstract: Provided is a novel double-sided adhesive sheet for image display device which can be bonded to the adhesion surface in close contact without space therebetween although there is a step due to printing or the like on the adhesion surface to be bonded to the adhesive sheet. The double-sided adhesive sheet for image display device 1 of the invention is a sheet to bond any two adherends selected from a surface protective panel 2, a touch panel 3, and an image display panel, and the sheet is characterized in that at least one of the adherends (surface protective panel 2) has a stepped portion 2b on an adhesion surface 2a to adhere to the double-sided adhesive sheet 1 and the surface shape of the bonding surface 1a of the double-sided adhesive sheet 1 to be bonded to the adhesion surface 2a is shaped in accordance with the surface shape of the adhesion surface 2a.
    Type: Grant
    Filed: October 10, 2013
    Date of Patent: May 16, 2017
    Assignee: MITSUBISHI PLASTICS, INC.
    Inventors: Ryota Yamamoto, Makoto Inenaga, Kazunori Inoue, Mitsuru Kojima
  • Patent number: 9650191
    Abstract: 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: Grant
    Filed: March 29, 2012
    Date of Patent: May 16, 2017
    Assignee: MITSUBISHI PLASTICS, INC.
    Inventors: Shigeto Kimura, Tooru Hachisuka, Koji Yamauchi, Shigenobu Yoshida
  • Patent number: 9574111
    Abstract: A novel transparent double-sided adhesive sheet for image display device is provided, that, under the constraint of holding down the thickness of the adhesive sheet to 250 ?m or less, can relieve a distortion arising within the adhesive sheet after laminating even if a member has a stepped portion of 50 ?m to 100 ?m in height on the laminating surface. Proposed is a transparent double-sided adhesive sheet for image display device which is used for the purpose of laminating an image display device constitutive member having on a laminating surface a stepped portion of 50 ?m to 100 ?m in height and a flat surface portion, and another image display device constitutive member, wherein a thickness of the maximum thickness portion of the adhesive sheet is 250 ?m or less, and a gel fraction (a) at a position in contact with a stepped portion after laminating is 10% or greater and smaller than a gel fraction (b) at a position in contact with a flat surface portion.
    Type: Grant
    Filed: August 8, 2014
    Date of Patent: February 21, 2017
    Assignee: MITSUBISHI PLASTICS, INC.
    Inventors: Kahoru Niimi, Hidejirou Yoshikawa, Takahisa Uchida, Makoto Inenaga
  • Patent number: 9523000
    Abstract: The present invention provides a polyester film that can be suitably used in the applications requiring excellent transparency and slipping property, for example, such as a film member for a transparent electrode used in touch panels, etc., and a member for molding films.
    Type: Grant
    Filed: October 11, 2012
    Date of Patent: December 20, 2016
    Assignee: MITSUBISHI PLASTICS, INC.
    Inventors: Taishi Kawasaki, Ryosuke Funatsu, Katsuya Amako, Yuka Kato, Masato Fujita
  • Patent number: 9517942
    Abstract: A transition-metal-containing silicoaluminophosphate zeolite having excellent high-temperature hydrothermal durability is easily and efficiently produced. A method for producing a transition-metal-containing zeolite that contains a silicon atom, a phosphorus atom, and an aluminum atom in at least its framework structure includes hydrothermal synthesis using an aqueous gel containing a silicon atom raw material, an aluminum atom raw material, a phosphorus atom raw material, a transition metal raw material, and a polyamine (other than diamines). A transition-metal-containing silicoaluminophosphate zeolite produced by hydrothermal synthesis using a zeolite raw material and the aqueous gel containing the transition metal raw material and the polyamine has excellent high-temperature hydrothermal durability and high catalytic activity.
    Type: Grant
    Filed: February 9, 2015
    Date of Patent: December 13, 2016
    Assignee: MITSUBISHI PLASTICS, INC.
    Inventors: Haijun Chen, Takahiko Takewaki, Takeshi Matsuo
  • Publication number: 20160348905
    Abstract: Provided is a burner tile that has good fire resistance, good heat resistance, good erosion resistance, and good thermal shock resistance. A burner tile 1E includes a molded inorganic fiber product and has a burner main hole 3E. The burner tile 1E includes an inner layer 120 including a combination of inorganic fiber rods 121 and 122 such that the inner layer 120 defines an inner circumferential surface of the main hole 3E, and an outer layer 130 formed by surrounding an outer circumferential surface of the inner layer 120 with the molded inorganic fiber product. Part of the burner tile 1E extending along the inner circumferential surface of the main hole 3E has a high bulk density achieved by highly concentrating an inorganic binder in the inorganic fiber in part including the inner circumferential surface.
    Type: Application
    Filed: January 29, 2015
    Publication date: December 1, 2016
    Applicants: MITSUBISHI PLASTICS, INC., CHUGAI RO CO., LTD.
    Inventors: Tsuyoshi FUKUI, Mitsuo SUZUKI, Shunsuke YAMAMOTO, Takeshi OOHASHI, Kensuke KAWABATA
  • Publication number: 20160351880
    Abstract: An alumina slurry containing alumina dispersed in a dispersion medium, the alumina having an average primary particle diameter of 0.1 ?m or more and 1.0 ?m or less, the alumina satisfying the following condition (1), and the slurry having a content of the alumina of 30% by mass or more and 70% by mass or less and a content of water in the dispersion medium of 50% by mass or more: condition (1): in relationship of a pore diameter r1 (?) and a pore volume Dv1 (mL/g) of the alumina measured by a nitrogen desorption method based on JIS Z8831-2 (2010), the pore volume Dv1(80) at r1=80 and the maximum value Dv1(M) of Dv1 in a range 20?r1?80 satisfy Dv1(M)>Dv1(80).
    Type: Application
    Filed: December 8, 2015
    Publication date: December 1, 2016
    Applicant: MITSUBISHI PLASTICS, INC.
    Inventors: Hiroto YAMADA, Tomoyuki NEMOTO
  • Patent number: 9507056
    Abstract: The present invention provides a laminated polyester film which can be suitably used in the applications requiring a good visibility and a good adhesion property to a hard coat layer, etc., for example, such as various kinds of optical films as members of liquid crystal displays as well as molding films. The laminated polyester film of the present invention comprises a polyester film and a coating layer formed on at least one surface of the polyester film which is produced by applying a coating solution comprising a polyester resin having a naphthalene skeleton, a metal oxide, and two or more kinds of crosslinking agents, thereonto.
    Type: Grant
    Filed: May 9, 2011
    Date of Patent: November 29, 2016
    Assignee: MITSUBISHI PLASTICS, INC.
    Inventors: Taishi Kawasaki, Masato Fujita
  • Patent number: 9481154
    Abstract: 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: Grant
    Filed: February 12, 2014
    Date of Patent: November 1, 2016
    Assignee: MITSUBISHI PLASTICS, INC.
    Inventors: Kahoru Niimi, Makoto Inenaga, Takahisa Uchida
  • Patent number: 9481155
    Abstract: 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: Grant
    Filed: February 12, 2014
    Date of Patent: November 1, 2016
    Assignee: MITSUBISHI PLASTICS, INC.
    Inventors: Kahoru Niimi, Makoto Inenaga, Takahisa Uchida
  • Publication number: 20160298007
    Abstract: There is provided a new pressure-sensitive adhesive resin composition that can have adhesiveness to the extent of being peelable in a room temperature condition, has fluidity by hot-melting, and can finally be crosslinked to firmly bond adherends to each other. There is proposed a pressure-sensitive adhesive resin composition comprising 100 parts by mass of an acrylic copolymer (A), 0.5 to 20 parts by mass of a crosslinking agent (B), and 0.1 to 5 parts by mass of a photopolymerization initiator (C), wherein the acrylic copolymer (A) is a graft copolymer having a weight average molecular weight of 5.0×104 to 5.0×105, contains as a trunk component of the graft copolymer a repeating unit derived from a (meth)acrylate, contains as a branch component of the graft copolymer a repeating unit derived from a macromonomer having a number average molecular weight of 5.0×102 or more and less than 6.
    Type: Application
    Filed: November 25, 2014
    Publication date: October 13, 2016
    Applicant: MITSUBISHI PLASTICS, INC.
    Inventors: Kahoru NIIMI, Makoto INENAGA, Junichi NAKAMURA, Eri KAWAI
  • Patent number: 9458342
    Abstract: The present invention provides a laminated polyester film which can be suitably used for extrusion lamination with polyolefins and comprises a coating layer having an excellent adhesion property to the polyolefins, in particular, a coating layer having a remarkably excellent adhesion property to polypropylene. The laminated polyester film of the present invention comprises a polyester film and a coating layer formed on a surface of the polyester film which is formed by applying a coating composition comprising (A) a modified polyolefin having two melting points, and at least one crosslinking agent, and then drying the coating composition applied.
    Type: Grant
    Filed: April 4, 2011
    Date of Patent: October 4, 2016
    Assignee: MITSUBISHI PLASTICS, INC.
    Inventors: Aiko Kodama, Toshihiro Koda, Masato Fujita
  • Patent number: 9441141
    Abstract: A novel transparent double-sided adhesive sheet for image display device is provided, that, under the constraint of holding down the thickness of the adhesive sheet to 250 ?m or less, can relieve a distortion arising within the adhesive sheet after laminating even if a member has a stepped portion of 50 ?m to 100 ?m in height on the laminating surface. Proposed is a transparent double-sided adhesive sheet for image display device which is used for the purpose of laminating an image display device constitutive member having on a laminating surface a stepped portion of 50 ?m to 100 ?m in height and a flat surface portion, and another image display device constitutive member, wherein a thickness of the maximum thickness portion of the adhesive sheet is 250 ?m or less, and a gel fraction (a) at a position in contact with a stepped portion after laminating is 10% or greater and smaller than a gel fraction (b) at a position in contact with a flat surface portion.
    Type: Grant
    Filed: August 8, 2014
    Date of Patent: September 13, 2016
    Assignee: MITSUBISHI PLASTICS, INC.
    Inventors: Kahoru Niimi, Hidejirou Yoshikawa, Takahisa Uchida, Makoto Inenaga
  • Patent number: 9419266
    Abstract: This polyolefin resin porous film can be easily produced, and when used as a non-aqueous electrolyte cell separator, can suppress clogging and can evince a high cell output. The polyolefin resin porous film is a porous film having a polyolefin resin as the primary component and is characterized by the average flow diameter pressure (PAP) being 1500-2500 kPa, the bubble point pressure (PBP) being 300-1500 kPa, and the ratio (Pa/PAP) of the air permeability (Pa) and the bubble point pressure (PBP) being no greater than 0.35 sec/(100 ml·kPa).
    Type: Grant
    Filed: January 23, 2012
    Date of Patent: August 16, 2016
    Assignee: Mitsubishi Plastics, Inc.
    Inventors: Toru Terakawa, Takeyoshi Yamada, Yasushi Usami