Patents Assigned to Riken Technos Corporation
  • Publication number: 20180072029
    Abstract: One embodiment provides a multilayer hard coating film which sequentially includes, from the superficial layer side, a first hard coating and a resin film, and wherein: the first hard coating is formed from a coating material that contains a specific amount of (A) a polyfunctional (meth)acrylate and a specific amount of (B) a water repellent agent, while containing no inorganic particles; and the resin film includes at least one layer of (?) an acrylic resin that contains 50-95% by mole of a structural unit derived from methyl methacrylate and 50-5% by mole of a structural unit derived from vinyl cyclohexane when the total of the structural units derived from polymerizable monomers is taken as 100% by mole.
    Type: Application
    Filed: February 5, 2016
    Publication date: March 15, 2018
    Applicant: RIKEN TECHNOS CORPORATION
    Inventors: Kohei NAKASHIMA, Hideaki YAMBE, Nozomu WASHIO, Taketo HASHIMOTO
  • Publication number: 20180072030
    Abstract: An embodiment provides an adhesive film having, in order from the surface layer side, a first hard coat, a second hard coat, a transparent resin film layer, and an adhesive layer. The first hard coat is formed from a coating that does not include inorganic particles. The second hard coat is formed from a coating that includes inorganic particles. The adhesive film satisfies the following conditions: (i) the total light transmittance is at least 85%; and (vii) the pencil hardness of the first hard coat surface is at least 5H. Another embodiment provides an adhesive film having, in order from the surface layer side, a first hard coat, a second hard coat, a transparent resin film layer, and an adhesive layer. The first hard coat is formed from a coating that does not include inorganic particles. The second hard coat is formed from a coating that includes inorganic particles.
    Type: Application
    Filed: February 1, 2016
    Publication date: March 15, 2018
    Applicant: RIKEN TECHNOS CORPORATION
    Inventors: Jun FUJIMOTO, Nozomu WASHIO, Taketo HASHIMOTO
  • Publication number: 20180072893
    Abstract: Embodiments of the invention provide a hard coat film, including a film base material and a hard coat arranged on at least one surface of the film base material, wherein the hard coat is comprised of an active energy ray-curable resin composition. The active energy ray-curable resin composition includes 100 parts by mass of (P) a urethane (meth)acrylate compound, 0.02 to 5 parts by mass of (Q) organic fine particles having an average particle size of 10 to 300 nm, and 0.0002 to 2 parts by mass of (R) an acrylic silicon leveling agent. The (R) acrylic silicon leveling agent is loaded in the active energy ray-curable resin composition in an amount of 1 part by mass or more based on 100 parts by mass of the (Q) organic fine particles.
    Type: Application
    Filed: November 10, 2017
    Publication date: March 15, 2018
    Applicant: RIKEN TECHNOS CORPORATION
    Inventors: Ryoichi TANABE, Nozomu WASHIO
  • Publication number: 20180065349
    Abstract: One embodiment of the present invention is a transparent resin laminate including, from the surface layer side, a first hard coat, a second hard coat, and a transparent resin sheet layer, and in which: the first hard coat includes a coating material that does not contain inorganic particles and that contains a predetermined amount of (A) a polyfunctional (meth)acrylate, (B) a water-repelling agent, and (C) a silane coupling agent; the second hard coat includes a coating material containing a predetermined amount of (A) the polyfunctional (meth)acrylate and (D) fine inorganic particles having an average particle size of 1-300 nm; and the transparent resin sheet has a thickness of 0.2 mm or more.
    Type: Application
    Filed: February 1, 2016
    Publication date: March 8, 2018
    Applicant: RIKEN TECHNOS CORPORATION
    Inventors: Nozomu WASHIO, Taketo HASHIMOTO
  • Publication number: 20180067234
    Abstract: One embodiment provides a hard coat laminated film having, in order from a surface layer side, a first hard coat and a transparent resin film layer. The first hard coat includes a coating material not including inorganic particles and including: (A) 100 parts by mass polyfunctional (meth) acrylate; (B) 0.01-7 parts by mass water repellent; (C) 0.01-10 parts by mass silane coupling agent; and (D) 0.1-10 parts by mass resin microparticles having an average particle diameter of 0.5-10 ?m. Another embodiment provides a hard coat laminated film having, in order from a surface layer side, a first hard coat, a second hard coat, and a resin film layer. The first hard coat includes a coating material that does not include inorganic particles. The second hard coat includes a coating material including inorganic particles.
    Type: Application
    Filed: February 4, 2016
    Publication date: March 8, 2018
    Applicant: RIKEN TECHNOS CORPORATION
    Inventors: Jun FUJIMOTO, Nozomu WASHIO, Taketo HASHIMOTO
  • Publication number: 20180009125
    Abstract: A process for producing a resinous panel which is for use as at least some of the front panel of an article, the process including (A) a step in which a resin sheet having a thickness of 0.5-10 mm is fixed to a working table and (B) a step in which the resin sheet is punched out by forcing a Thomson blade into the resin sheet approximately perpendicularly thereto from the side where the surface of the resin sheet is to be the outer surface of the article, thereby obtaining the front panel, wherein (C) the Thomson blade is a double-edged blade having an edge angle of 30-60 degrees. The resin sheet has a tensile modulus of preferably 1,500 MPa or greater. Preferably, the resin sheet includes a transparent resin sheet layer and a colored resin sheet layer in this order from the surface that is to be the outer surface of the article. The colored resin sheet is one which does not break when a DuPont impact test was conducted in accordance with ASTM-D2794 in a 0° C.
    Type: Application
    Filed: January 25, 2016
    Publication date: January 11, 2018
    Applicant: RIKEN TECHNOS CORPORATION
    Inventor: Satoshi SHIOTA
  • Publication number: 20180009959
    Abstract: According to at least one embodiment, there is provided a hard coat laminate film having a total light transmittance of 80% or more and having (?) a hard coat on at least one surface of (?) an aromatic-polycarbonate resin film containing 30 mol % or more of a structural unit derived from 4,4?-(3,3,5-trimethylcyclohexane-1,1-diyl)diphenol when the total of the structural units derived from aromatic dihydroxy compounds is 100 mol %. According to another embodiment, there is provided a hard coat laminate film having a total light transmittance of 80% or more and having (?) a hard coat on at least one surface of a transparent laminate film constituted of (?) an aromatic-polycarbonate resin film containing 30 mol % or more of a structural unit derived from 4,4?-(3,3,5-trimethylcyclohexane-1,1-diyl)diphenol, when the total of the structural units derived from aromatic dihydroxy compounds is 100 mol %, and (?) a poly(meth)acrylimide resin film.
    Type: Application
    Filed: October 2, 2015
    Publication date: January 11, 2018
    Applicant: RIKEN TECHNOS CORPORATION
    Inventors: Kohei NAKASHIMA, Hideaki YAMBE
  • Patent number: 9845393
    Abstract: Embodiments of invention provide a method for producing a hard coat film which has a hard coat that is formed from an active energy ray-curable resin composition on at least one surface of a film base. According to at least one embodiment, the active energy ray-curable resin composition used in this method contains (P) 100 parts by mass of a urethane (meth)acrylate compound, (Q) 0.02-5 parts by mass of organic fine particles having an average particle diameter of 10-300 nm, and (R) 0.0002-2 parts by mass of an acrylic silicone-based leveling agent. The method according to at least one embodiment includes the steps of (1) forming a wet coating film by applying the active energy ray-curable resin composition to the film base, (2) forming a dry coating film by drying the wet coating film, and (3) forming a hard coat film by curing the dry coating film by means of active energy ray irradiation at a temperature of 50-90° C.
    Type: Grant
    Filed: June 17, 2014
    Date of Patent: December 19, 2017
    Assignee: RIKEN TECHNOS CORPORATION
    Inventors: Ryoichi Tanabe, Nozomu Washio
  • Publication number: 20170342235
    Abstract: Provided is a thermoplastic elastomer composition which exhibits excellent flexibility in a wide temperature range from ordinary temperature to low temperature, which has a flame retardancy of V-0 according to the UL94 vertical burning test, without including any halogen-based flame retardant, which is excellent in thermal conductivity, electrical insulation and electrolytic solution resistance, and which can be suitably used in a soft battery pack protection member. The present invention provides a thermoplastic elastomer composition for a battery pack protection member, including 100 parts by mass of a resin composition including (a) 20 to 80% by mass of a hydrogenated product of a copolymer of an aromatic vinyl compound and a conjugated diene compound, and (b) 80 to 20% by mass of a softening material for non-aromatic rubber, in which the total of the component (a) and the component (b) is 100% by mass; (c) 0.
    Type: Application
    Filed: December 22, 2015
    Publication date: November 30, 2017
    Applicant: RIKEN TECHNOS CORPORATION
    Inventor: Katsushi SAKAMOTO
  • Patent number: 9828488
    Abstract: PURPOSE: The present invention provides a polyvinyl chloride resin composition which is superior in heat stability and processability and has less elution from the composition. CONSTITUTION: a polyvinyl chloride resin composition comprising 100 parts by weight of a polyvinyl chloride resin, 10 to 120 parts by weight of di(2-ethylhexyl)terephthalate, and 0.5 to 20 parts by weight of epoxidized vegetable oil having a peroxide number of 5 or less.
    Type: Grant
    Filed: August 3, 2016
    Date of Patent: November 28, 2017
    Assignee: RIKEN TECHNOS CORPORATION
    Inventor: Koji Sakai
  • Publication number: 20170306132
    Abstract: Embodiments provide a method for producing a film including a thermoplastic resin composition, the method including: (1) a step of subjecting a thermoplastic resin composition to preliminary heating at 100-250° C.; (2) a step of subjecting a first roller and second roller of a calender roll film-forming apparatus to pre-heating; and (3) a step of introducing the thermoplastic resin composition, which has been subjected to preliminary heating in step (1), into the clearance between the first roller and second roller, which have been pre-heated in step (2), and continuously winding a molten film of the thermoplastic resin composition on the first roller. According to at least one embodiment, the rotational speed of the first roller is higher than the rotational speed of the second roller.
    Type: Application
    Filed: September 11, 2015
    Publication date: October 26, 2017
    Applicant: RIKEN TECHNOS CORPORATION
    Inventors: Tomohiro TAKAHASHI, Hidemasa SUGIMOTO
  • Publication number: 20170306188
    Abstract: Embodiments provide a pressure-sensitive adhesive film having (?) a poly(meth)acrylimide-based resin film layer and (?) a pressure-sensitive adhesive agent layer in that order from the surface layer side and having a total light transmittance of 80% or higher. The pressure-sensitive adhesive film may further have (?) a hard coat layer on the surface layer side of the poly(meth)acrylimide-based resin film layer (?). This hard coat layer (?) may comprise an active energy ray-curable resin composition that contains (A) 100 parts by mass of a polyfunctional (meth)acrylate; (B) 0.2-4 parts by mass of a compound having an alkoxysilyl group and a (meth)acryloyl group; (C) 0.05-3 parts by mass of organic titanium; and (D) 5-100 parts by mass of fine particles having an average particle diameter of 1-300 nm. This active energy ray-curable resin composition may further contain (E) 0.01-7 parts by mass of a water-repelling agent.
    Type: Application
    Filed: September 11, 2015
    Publication date: October 26, 2017
    Applicant: RIKEN TECHNOS CORPORATION
    Inventors: Jun FUJIMOTO, Nozomu WASHIO
  • Publication number: 20170259379
    Abstract: Embodiments are directed to a method for processing a film, which includes: (A) a step wherein protective films are temporarily bonded to both surfaces of a film that is a material to be processed, thereby obtaining a film to be processed to both surfaces of which the protective films are bonded; and (B) a step wherein the film to be processed to both surfaces of which the protective films are bonded is cut using a laser having a wavelength at which the protective films have an absorbance of 50% or more.
    Type: Application
    Filed: August 5, 2015
    Publication date: September 14, 2017
    Applicant: RIKEN TECHNOS CORPORATION
    Inventors: Taketo HASHIMOTO, Hiroyuki TOMOMATSU
  • Patent number: 9748017
    Abstract: Embodiments of the invention provide an electrically conductive resin composition which enables the formation of a film that has high electrical conductivity and excellent tensile elongation, bending resistance and flexibility, and is suitable for an electrode member for a storage battery. At least one embodiment provides a resin composition including (A) 100 parts by mass of a thermoplastic resin, (B) 1 to 60 parts by mass of carbon nanotubes, and (C) 1 to 60 parts by mass of acethylene black, wherein the thermoplastic resin (A) includes (A1) 30 to 80% by mass of a chlorinated polyethylene having a chlorine content of 20 to 45% by mass and (A2) 70 to 20% by mass of a polyethylene that is different from the component (A1). According to another embodiment, the thermoplastic resin (A) is (A3) a polyethylene that satisfies the following properties (p) and (q): (p) the peak top melting point on the highest temperature side in a DSC melting curve is 120° C.
    Type: Grant
    Filed: August 12, 2014
    Date of Patent: August 29, 2017
    Assignee: RIKEN TECHNOS CORPORATION
    Inventors: Tomohiro Takahashi, Hidemasa Sugimoto
  • Patent number: 9745426
    Abstract: Embodiments relate to a method for manufacturing a heat-shielding film in which a heat-shielding material has been well dispersed in a polyvinyl chloride resin. According to one embodiment, the method for manufacturing the heat-shielding film includes (1) mixing a polyvinyl chloride resin composition (P) containing the polyvinyl chloride resin (A) using a blender, and (2) adding and further mixing the heat-shielding material with the mixture obtained in step (1 The heat-shielding material contains at least antimony-doped tin oxide micro-particles (B) in an amount in which the mass ratio of the polyvinyl chloride resin (A) to antimony-doped oxidized tin micro-particles (B) is 100 parts by mass to 1.5 to 15 parts by mass. The heat-shielding material is composed of antimony-doped oxidized tin micro-particles (B) alone.
    Type: Grant
    Filed: June 26, 2014
    Date of Patent: August 29, 2017
    Assignee: RIKEN TECHNOS CORPORATION
    Inventors: Tomohiro Takahashi, Hidemasa Sugimoto, Motoi Hiugano
  • Publication number: 20170198164
    Abstract: Embodiments of the invention relate to an actinic-ray-curable resin composition which includes 100 parts by mass of a polyfunctional (meth)acrylate; 0.2-4 parts by mass of a compound having an alkoxysilyl group and a (meth)acryloyl group; 0.05-3 parts by mass of an organic titanium; and 5-100 parts by mass of fine particles having an average particle diameter of 1-300 nm. Embodiments of the invention also relate to a layered transparent resin product which includes a hardcoat layer and a layer of a transparent resin sheet in this order from the outermost layer side, wherein the hardcoat has been formed from a coating material including 100 parts by mass of a polyfunctional (meth)acrylate; 0.2-4 parts by mass of a compound having an alkoxysilyl group and a (meth)acryloyl group; 0.05-3 parts by mass of an organic titanium; and 5-100 parts by mass of fine particles having an average particle diameter of 1-300 nm.
    Type: Application
    Filed: April 7, 2015
    Publication date: July 13, 2017
    Applicant: RIKEN TECHNOS CORPORATION
    Inventors: Yasuhiro ITAGAKI, Shigekazu ITO
  • Patent number: 9660271
    Abstract: The present invention provides a resin composition for an electrically conductive resin film which is excellent in electric conductivity, tensile elongation, durability to bending and flexibility and is suitable as electrodes or protective coatings on the electrodes in redox flow batteries. A resin composition includes (A) 100 parts by mass of a thermoplastic resin, (B) 1 to 60 parts by mass of carbon nanotubes and (C) 1 to 100 parts by mass of at least one selected from the group consisting of acetylene black and graphite.
    Type: Grant
    Filed: March 29, 2013
    Date of Patent: May 23, 2017
    Assignee: RIKEN TECHNOS CORPORATION
    Inventors: Tomohiro Takahashi, Hidemasa Sugimoto
  • Patent number: D804944
    Type: Grant
    Filed: April 7, 2016
    Date of Patent: December 12, 2017
    Assignee: Riken Technos Corporation
    Inventor: Motohiro Shimizu
  • Patent number: D805386
    Type: Grant
    Filed: April 7, 2016
    Date of Patent: December 19, 2017
    Assignee: Riken Technos Corporation
    Inventor: Motohiro Shimizu
  • Patent number: D812471
    Type: Grant
    Filed: April 7, 2016
    Date of Patent: March 13, 2018
    Assignee: Riken Technos Corporation
    Inventor: Motohiro Shimizu