Patents Assigned to Riken Technos Corporation
  • Publication number: 20190016863
    Abstract: Embodiments provide a hard coat laminate film that has, in order from a surface layer side, layers of a first hard coat and a transparent resin film. According to at least one embodiment, the first hard coat contains (A) 100 parts by mass of a multifunctional (meth)acrylate including 20 mass % or more of tripentaerythritol acrylate, and (B) 0.01-7 parts by mass of a (meth)acryloyl group-containing fluoropolyetherbased water repellent, and is formed from a paint not containing inorganic particles. The thickness of the hard coat laminated film is 5-60 ?m. Component (A) may be a mixture of: tripentaerythritol acrylate; and at least one selected from the group consisting of dipentaerythritol acrylate, monopentaerythritol acrylate, and polypentaerythritol acrylate.
    Type: Application
    Filed: January 13, 2017
    Publication date: January 17, 2019
    Applicant: RIKEN TECHNOS CORPORATION
    Inventor: Nozomu WASHIO
  • Patent number: 10173392
    Abstract: The present invention pertains to a process for producing an article from a layered hard coat object including a hard coat layer and a transparent-resin film layer in this order from the outermost layer side, the process comprising: a step (A) in which a pressure-sensitive adhesive layer of a support having the pressure-sensitive adhesive layer on at least one surface thereof is temporarily applied to at least one surface of the layered hard coat object to obtain a temporarily support-bearing layered hard coat object; a step (B) in which at least one processing method selected from the group consisting of router processing, water-jet processing, laser processing, and punching is applied to the temporarily support-bearing layered hard coat object to cut the temporarily support-bearing layered hard coat object into a given shape, thereby obtaining a temporarily support-bearing cut article; and a step (C) in which at least one kind of energy selected from the group consisting of heat and actinic rays is applied
    Type: Grant
    Filed: March 10, 2015
    Date of Patent: January 8, 2019
    Assignee: RIKEN TECHNOS CORPORATION
    Inventors: Hiroyuki Tomomatsu, Taketo Hashimoto
  • Publication number: 20180372921
    Abstract: Embodiments provide a hard coat layered film having a first hard coat, a second hard coat, and a transparent resin film layer in order from an outer layer side, the first hard coat including (A) 100 parts by mass of a polyfunctional (meth)acrylate including 20% by mass or more of a tripentaerythritol acrylate, (B) 0.01-7 parts by mass of a water repellent, and (C) 0.01-10 parts by mass of a silane coupling agent, the first hard coat being formed from a coating material not including inorganic particles, and the second hard coat including (A?) 100 parts by mass of a polyfunctional (meth)acrylate and (D) 50-300 parts by mass of inorganic fine particles having an average particle diameter of 1-300 nm. According to at least one embodiment, component (A) may be a mixture of tripentaerythritol acrylate and one or more species selected from the group consisting of dipentaerythritol acrylate, monopentaerythritol acrylate, and polypentaerythritol acrylate.
    Type: Application
    Filed: November 25, 2016
    Publication date: December 27, 2018
    Applicant: Riken Technos Corporation
    Inventors: Nozomu WASHIO, Taketo HASHIMOTO
  • Publication number: 20180370679
    Abstract: Embodiments provide a packing box whereby strength is improved and efficiency of opening, content retrieval, etc. is improved. Embodiments provide a packing box obtained from an upper cover and a lower box configured from cardboard for accommodating articles therein, in which: the upper cover is obtained from a top board that covers the entire interior of the lower box and side boards that extend vertically downward from each side of the top board and substantially covers the side surfaces of the lower box; and at least one notch is provided on one of the lower edges of the upper cover.
    Type: Application
    Filed: August 29, 2018
    Publication date: December 27, 2018
    Applicant: RIKEN TECHNOS CORPORATION
    Inventor: Motohiro SHIMIZU
  • Patent number: 10112369
    Abstract: Embodiments of the invention provide a transparent poly(meth)acrylimide-based resin multilayer film exhibiting excellent surface smoothness, transparency, outer appearance, and resistance to puchability. According to at least one embodiment, there is provided a method for producing said transparent multilayer film, in which the transparent multilayer film in which a first poly(meth)acrylimide-based resin layer (?1), an aromatic polycarbonate-based resin layer (?), and a second poly(meth)acrylimide-based resin layer (?2) are directly laminated in said order, and in that the total light transmittance exceeds 90% and the haze is 2.0% or lower. The transparent multilayer film is produced by continuously coextruding, from a T die, a molten film of the transparent multilayer film in which the aforementioned layers were directly laminated in the aforementioned order, and by supplying and then pressing the molten film between a first mirror body that has a surface temperature between 100 and 200° C.
    Type: Grant
    Filed: July 4, 2014
    Date of Patent: October 30, 2018
    Assignee: RIKEN TECHNOS CORPORATION
    Inventors: Kohei Nakashima, Shintaro Negimoto
  • Patent number: 10093447
    Abstract: Embodiments of the invention provide a packing box wherein strength is improved and efficiency of opening, content retrieval, etc. is improved. Embodiments of the invention provide a packing box obtained from an upper cover and a lower box configured from cardboard for accommodating articles therein, in which: the upper cover is obtained from a top board that covers the entire interior of the lower box and side boards that extend vertically downward from each side of the top board and substantially cover the side surfaces of the lower box; and at least one notch is provided on one of the lower edges of the upper cover.
    Type: Grant
    Filed: January 26, 2015
    Date of Patent: October 9, 2018
    Assignee: RIKEN TECHNOS CORPORATION
    Inventor: Motohiro Shimizu
  • Publication number: 20180257347
    Abstract: Embodiments provide a door body which opens and closes a front part of an article body, and which has a front panel that constitutes the front of the door body, a frame that supports at least a part of the outside edge of the front panel, and a back panel that constitutes the back of the door body. According to at least one embodiment, the front panel includes a hard coat laminated sheet; the hard coat laminated sheet has a first hard coat, a second hard coat, and a transparent resin sheet layer in that order from the surface on the front side. The first hard coat is formed from a coating material which contains (A) 100 parts by mass of a polyfunctional(meth)acrylate, (B) 0.01-7 parts by mass of a water repellant and (C) 0.
    Type: Application
    Filed: November 24, 2016
    Publication date: September 13, 2018
    Applicant: RIKEN TECHNOS CORPORATION
    Inventors: Nozomu WASHIO, Taketo HASHIMOTO, Shoko NAKAJIMA, Hitomi INOMATA
  • Publication number: 20180154620
    Abstract: Provided is adhesive resin compositions comprising (A) 30 to 70% by mass of an acid-modified polypropylene-based resin; (B) 20 to 60% by mass of a polypropylene-based resin; and (C) 2 to 20% by mass of a copolymer of ethylene and one or more kinds of comonomers selected from the group consisting of vinyl acetate, alkyl methacrylate, and alkyl acrylate, with the proviso that the sum of the percentages of the above component (A), the above component (B), and the above component (C) is 100% by mass.
    Type: Application
    Filed: May 2, 2016
    Publication date: June 7, 2018
    Applicant: RIKEN TECHNOS CORPORATION
    Inventor: Yoshihiro ZENNYOJI
  • Publication number: 20180117889
    Abstract: Provided is a thermoplastic resin composition or an adhesive coating material capable of adhering a cyclic polyolefin-based polymer with a metal or metal compound such as aluminum foil or an ethylene-vinyl alcohol copolymer with sufficient strength. The thermoplastic resin composition contains (A) 100 parts by mass of thermoplastic resin; (B) 0.05 to 5 parts by mass of one or more kinds selected from the group consisting of an unsaturated carboxylic acid and an unsaturated carboxylic acid derivative; and (C) 0.01 to 3 parts by mass of organic peroxide; which component (A) contains (a1) 10 to 90% by mass cyclic polyolefin-based polymer; and (a2) 90 to 10% by mass a hydrogenated product of a block copolymer comprising a polymer block composed mainly of an aromatic vinyl compound and a random copolymer block of a conjugated diene compound and an aromatic vinyl compound (with the proviso that the total of the component (a1) and the component (a2) is 100% by mass).
    Type: Application
    Filed: February 29, 2016
    Publication date: May 3, 2018
    Applicant: RIKEN TECHNOS CORPORATION
    Inventors: Ryota NAKANISHI, Kosuke SUGIYA
  • Publication number: 20180111303
    Abstract: One embodiment provides a molded body that includes a resin substrate and in which: a part or all of the surface of the substrate is coated with a hard coat; a first hard coat is formed from a coating material that does not contain inorganic particles and that contains (A) 100 parts by mass of a polyfunctional (meth)acrylate, (B) 0.01-7 parts by mass of a water-repelling agent, and (C) 0.01-10 parts by mass of a silane coupling agent; and a second hard coat is formed from a coating material containing (A) 100 parts by mass of the polyfunctional (meth)acrylate and (D) 50-300 parts by mass of fine inorganic particles having an average particle size of 1-300 nm.
    Type: Application
    Filed: February 4, 2016
    Publication date: April 26, 2018
    Applicant: RIKEN TECHNOS CORPORATION
    Inventors: Nozomu WASHIO, Taketo HASHIMOTO, Jun FUJIMOTO
  • Publication number: 20180079194
    Abstract: A hard coat laminated film according to at least one embodiment has, from the surface layer side, a first hard coat and a transparent resin film layer. The first hard coat is formed from a coating material including: (A) 100 parts by mass of a polyfunctional (meth)acrylate; and (B) 1-100 parts by mass of an N-substituted (meth)acrylamide compound. The transparent resin film has a first hard coat forming surface which is a poly(meth)acrylic imide resin. A hard coat laminated film according to another embodiment has, from the surface layer side, a second hard coat, the first hard coat and the transparent resin film layer. The second hard coat is formed from a coating material which includes: (A) 100 parts by mass of a polyfunctional (meth)acrylate; (E) 0.01-7 parts by mass of a water repelling agent; and (F) 0.01-10 parts by mass of a silane coupling agent; without inorganic particles.
    Type: Application
    Filed: February 16, 2016
    Publication date: March 22, 2018
    Applicant: RIKEN TECHNOS CORPORATION
    Inventors: Masataka MORI, Nozomu WASHIO, Taketo HASHIMOTO
  • 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: 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: 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: 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: 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
  • 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
  • Patent number: D812471
    Type: Grant
    Filed: April 7, 2016
    Date of Patent: March 13, 2018
    Assignee: Riken Technos Corporation
    Inventor: Motohiro Shimizu
  • Patent number: D813667
    Type: Grant
    Filed: April 7, 2016
    Date of Patent: March 27, 2018
    Assignee: Riken Technos Corporation
    Inventor: Motohiro Shimizu