Patents Assigned to Teijin Limited
  • Publication number: 20200359715
    Abstract: A garment includes a blower device having an inlet and an outlet, an outer fabric, and an inner fabric attached to the outer fabric. The outer fabric has a mounting part to which the blower device is removably mountable in a state in which the inlet is disposed on an outer side of the outer fabric and the outlet is disposed on the inner fabric side of the outer fabric. The internal space is formed between the outer fabric and the inner fabric. The internal space is configured such that, when the garment is not worn and the blower device delivers the ambient air into the internal space at an air volume Q (cubic meter per minute: m3/min), the air volume Q and an internal pressure P (pascal: Pa) of the internal space satisfy a relationship of P?1.1Q2.
    Type: Application
    Filed: December 26, 2018
    Publication date: November 19, 2020
    Applicants: TEIJIN LIMITED, MAKITA CORPORATION
    Inventors: Manabu TOKUNAGA, Kazuhiro SAKURAI, Nobuyoshi MIYASAKA
  • Patent number: 10836078
    Abstract: A molded article including carbon fibers and thermoplastic resin, the molded article being provided with a hole h1, wherein the molded article has a region a around the hole h1, the relationship between the linear expansion coefficient C1 in the plate thickness direction in region a and the linear expansion coefficient C2 in a molded article region other than the region a is C1/C2<1, and the relationship of the carbon fiber volume fraction Vf1 of region a and the carbon fiber volume fraction Vf2 of a molded article region other than the region a is 0.2<Vf1/Vf2.
    Type: Grant
    Filed: July 19, 2016
    Date of Patent: November 17, 2020
    Assignee: Teijin Limited
    Inventors: Shuhei Suzuki, Hodaka Yokomizo
  • Publication number: 20200354517
    Abstract: Provided are a novel compound having a fluorene skeleton, and a method for manufacturing the same, the compound having a low palladium content or other content of a specific metal or content of a specific compound in a raw material alcohol, and being excellent in hue or various characteristics (optical characteristics, heat resistance, moldability, and other characteristics) as a raw material or in a resin that uses the raw material.
    Type: Application
    Filed: January 29, 2019
    Publication date: November 12, 2020
    Applicant: TEIJIN LIMITED
    Inventor: Yasuhiko TOMONARI
  • Patent number: 10831996
    Abstract: A problem to be solved is to assist input of information by a user. An information processing device of one embodiment includes a keyword sequence generator generating a keyword sequence by performing morphological analysis on text data in natural language; a category information sequence generator acquiring category information corresponding to each keyword of the keyword sequence based on a database in which keywords are associated with category information and generating a category information sequence; the pattern extractor selecting a category information sequence pattern from category information sequence patterns according to correlation between the category information sequence and each category information sequence pattern; and a determiner comparing the selected category information sequence pattern with the category information sequence and generating presentation information according to a difference between the selected category information sequence pattern and the category information sequence.
    Type: Grant
    Filed: July 13, 2016
    Date of Patent: November 10, 2020
    Assignee: TEIJIN LIMITED
    Inventors: Kentaro Torii, Chikashi Sugiura, Shuichi Mitsuda, Satoshi Aida, Taro Ikezaki
  • Publication number: 20200343511
    Abstract: Provided is a separator for a non-aqueous secondary battery containing a porous substrate; and a heat resistant porous layer that is provided on one side or on both sides of the porous substrate, and that contains a binder resin and barium sulfate particles, in which an average primary particle size of the barium sulfate particles contained in the heat resistant porous layer is from 0.01 ?m to less than 0.30 ?m.
    Type: Application
    Filed: September 18, 2018
    Publication date: October 29, 2020
    Applicant: TEIJIN LIMITED
    Inventors: Yu NAGAO, Megumi SATO, Rika KURATANI, Masato OKAZAKI, Satoshi NISHIKAWA
  • Publication number: 20200332461
    Abstract: Provided are a leather-like sheet that maintains luxurious appearance similar to leather and shows displayed information clearly, and a display device using the same. The leather-like sheet having a colored resin layer to be disposed so as to cover a light emitting member, wherein the leather-like sheet has a first main face as the surface on the light emitting member side and a second main face on the side opposite to the first main face, has a total light transmittance in the range of 3 to 10% and a haze of 99% or less when the sheet is viewed from the second main face side, and includes no fiber substrate when the sheet is viewed in the thickness direction thereof.
    Type: Application
    Filed: October 26, 2018
    Publication date: October 22, 2020
    Applicant: TEIJIN LIMITED
    Inventors: Kouichi HAYASHI, Akira TERAOKA, Koji KUBO
  • Patent number: 10811657
    Abstract: There is provided a separator for a non-aqueous secondary battery, containing a porous substrate, and an adhesive porous layer that is provided on one side or both sides of the porous substrate, in which the adhesive porous layer contains a polyvinylidene fluoride type resin A including a vinylidene fluoride monomer unit and a hexafluoropropylene monomer unit, and a polyvinylidene fluoride type resin B including a vinylidene fluoride monomer unit and a hexafluoropropylene monomer unit, a proportion of the hexafluoropropylene monomer unit in the polyvinylidene fluoride type resin A is more than 1.
    Type: Grant
    Filed: November 8, 2016
    Date of Patent: October 20, 2020
    Assignee: TEIJIN LIMITED
    Inventors: Susumu Honda, Satoshi Nishikawa, Takashi Yoshitomi
  • Patent number: 10807666
    Abstract: In the vicinity of a front end of a plate-shaped member of a fiber reinforced resin material having long fibers, to suppress deterioration in strength due to waviness of the long fibers during press-molding. The plate-shaped member is formed by a discontinuous fiber reinforced resin having long fibers. A flat surface part of the plate-shaped member is provided with a hole part, and a side wall is integrally formed to a semicircular end of the flat surface part located closer to the hole part. The side wall is arranged in a region between an opening edge of the hole part closer to a front end, and the front end so as to extend around its outer circumference.
    Type: Grant
    Filed: September 28, 2018
    Date of Patent: October 20, 2020
    Assignees: SUZUKI MOTOR CORPORATION, Teijin Limited
    Inventors: Daisuke Hatano, Takahisa Egawa, Masahiro Kitagawa, Masatomo Teshima
  • Patent number: 10811654
    Abstract: A separator for a non-aqueous secondary battery, containing a porous substrate, and an adhesive porous layer that is provided on one side or both sides of the porous substrate, in which the adhesive porous layer contains a polyvinylidene fluoride type resin including a vinylidene fluoride monomer unit and a hexafluoropropylene monomer unit, and the polyvinylidene fluoride type resin has an acid value of from 3.0 mgKOH/g to 20 mgKOH/g.
    Type: Grant
    Filed: November 8, 2016
    Date of Patent: October 20, 2020
    Assignee: TEIJIN LIMITED
    Inventors: Susumu Honda, Satoshi Nishikawa, Takashi Yoshitomi, Rika Kuratani
  • Patent number: 10800879
    Abstract: To provide a polycarbonate resin having an excellent hue and high heat stability, and a production method and a film thereof. The polycarbonate resin has a carbonate constituent unit represented by the following formula (A), wherein the resin contains a terminal group represented by the following formula (1) or (2) and 0.1 to 500 ppm of an aromatic monohydroxy compound. (In the formula (1), R1 is an alkyl group having 6 to 15 carbon atoms which may be substituted.) (In the formula (2), R2 and R3 are each independently an alkylene group having 1 to 12 carbon atoms which may be substituted. R4 is a hydrogen atom or alkyl group having 1 to 12 carbon atoms which may be substituted. n is an integer of 1 to 20.
    Type: Grant
    Filed: December 27, 2016
    Date of Patent: October 13, 2020
    Assignee: TEIJIN LIMITED
    Inventors: Tetsuya Motoyoshi, Katsuhiro Yamanaka
  • Publication number: 20200316928
    Abstract: A multilayer body includes at least one layer (A) made of a polycarbonate resin (A) whose main repeating units include a unit (a-1) composed of an ether diol residue represented by the following formula (1) and a unit (a-2) composed of a diol residue represented by the following formula (2), and at least one layer (B) containing an aromatic polycarbonate resin (B), wherein the molar ratio of the unit (a-1) is 50 to 96 mol % and the molar ratio of the unit (a-2) is 4 to 50 mol %, with respect to 100 mol % of the total repeating units of the polycarbonate resin (A) and the proportion of the aromatic polycarbonate resin (B) in the layer (B) containing an aromatic polycarbonate resin (B) is 30% by weight or more, and the multilayer body is excellent in heat resistance, impact resistance, surface hardness, adhesion, and chemical resistance.
    Type: Application
    Filed: December 12, 2018
    Publication date: October 8, 2020
    Applicant: TEIJIN LIMITED
    Inventors: Tomohiro NAKAZAKI, Kenta IMAZATO, Katsuhiro YAMANAKA
  • Publication number: 20200317913
    Abstract: An object of the present invention is to provide a cyanate ester-based curable resin composition having a high curing rate, very high heat resistance and very high long-term heat resistance, and a molded article and a prepreg each using the same. The present invention relates to a thermosetting resin composition including (A) a cyanate ester compound and/or (B) an unsaturated imide compound, and (C) a cyclic carbodiimide compound. In addition, the present invention relates to a molded article including a cured product of the thermosetting resin composition, and a prepreg including a reinforcing fiber substrate impregnated with the thermosetting resin composition.
    Type: Application
    Filed: December 21, 2018
    Publication date: October 8, 2020
    Applicant: TEIJIN LIMITED
    Inventors: Shinichiro SHOJI, Tomoyoshi YAMAMOTO
  • Publication number: 20200291198
    Abstract: According to the present invention, there is provided a prepreg characterized by including a reinforcing fiber substrate composed of a reinforcing fiber, and an epoxy resin composition with which the reinforcing fiber substrate is partially or wholly impregnated, in which the epoxy resin composition includes, as an essential component, an epoxy resin, an amine-based curing agent, and a polyamide particle, the epoxy resin composition includes, as an optional component, an epoxy resin-soluble thermoplastic resin; and an epoxy group is introduced to the surface of the polyamide particle, and/or at least one of the epoxy resin, the amine-based curing agent, and the epoxy resin-soluble thermoplastic resin, included in the epoxy resin composition, partially permeates into the polyamide particle.
    Type: Application
    Filed: November 28, 2018
    Publication date: September 17, 2020
    Applicant: TEIJIN LIMITED
    Inventors: Akimichi ODA, Hiroaki KUWAHARA, Hironori KAWAMOTO
  • Publication number: 20200282670
    Abstract: A press-molding material includes discontinuous reinforcing fibers having an average fiber length of 3 mm to 100 mm, and a thermoplastic resin as a matrix. The press-molding material has a certain reference plane; at least one standable plane; and at least one self-laminatable region. A portion of the standable plane is included in the self-laminatable region.
    Type: Application
    Filed: December 20, 2016
    Publication date: September 10, 2020
    Applicants: Teijin Limited, Teijin Limited
    Inventors: Kaori Miura, Tetsuya Yoneda, Hiroyuki Shimizu
  • Publication number: 20200283571
    Abstract: The present invention provides a polycarbonate copolymer having low specific gravity and high surface hardness.
    Type: Application
    Filed: June 20, 2018
    Publication date: September 10, 2020
    Applicant: TeiJin Limited
    Inventors: Hideyuki TSUNEMORI, Kenta IMAZATO, Katsuhiro YAMANAKA
  • Patent number: 10759091
    Abstract: Provided is a fiber-reinforced resin shaped product including reinforcing fibers and a thermoplastic resin and having grains on at least a part of a surface thereof. The ratio of a maximum reflectance (R) to a half-value width (H), each of which is obtained by goniophotometric measurement satisfies Expression (1): R/H?0.034×R?0.15 (1). In the expression, R is a maximum reflectance (%), and H is a half-value width (degree).
    Type: Grant
    Filed: January 5, 2017
    Date of Patent: September 1, 2020
    Assignee: Teijin Limited
    Inventor: Masaki Mitsunaga
  • Publication number: 20200274121
    Abstract: A separator for a non-aqueous secondary battery, the separator including: a porous substrate; and an adhesive porous layer provided on one or both sides of the porous substrate and including a polyvinylidene fluoride-based resin, the adhesive porous layer would exhibit a ratio of an area intensity of a ?-phase-crystal-derived peak of the polyvinylidene fluoride-based resin to a sum of an area intensity of an ?-phase-crystal-derived peak of the polyvinylidene fluoride-based resin and the area intensity of the ?-phase-crystal-derived peak of the polyvinylidene fluoride-based resin of from 10% to 100% when an x-ray diffraction spectrum is obtained by performing measurement by an x-ray diffraction method.
    Type: Application
    Filed: May 13, 2020
    Publication date: August 27, 2020
    Applicant: TEIJIN LIMITED
    Inventor: Susumu HONDA
  • Publication number: 20200266407
    Abstract: There is provided a separator for a non-aqueous secondary battery, containing a porous substrate, and an adhesive porous layer that is provided on one side or both sides of the porous substrate, in which the adhesive porous layer contains a polyvinylidene fluoride type resin A including a vinylidene fluoride monomer unit and a hexafluoropropylene monomer unit, and a polyvinylidene fluoride type resin B including a vinylidene fluoride monomer unit and a hexafluoropropylene monomer unit, a proportion of the hexafluoropropylene monomer unit in the polyvinylidene fluoride type resin A is more than 1.
    Type: Application
    Filed: November 8, 2016
    Publication date: August 20, 2020
    Applicant: TEIJIN LIMITED
    Inventors: Susumu HONDA, Satoshi NISHIKAWA, Takashi YOSHITOMI
  • Publication number: 20200263330
    Abstract: A manufacturing method and an apparatus enable high productivity. A method for manufacturing an oxidized fiber bundle includes joining an upstream precursor fiber bundle and a downstream precursor fiber bundle together with a joining fiber bundle, and oxidizing the joined precursor fiber bundles by feeding the joined precursor fiber bundles through an oxidization furnace. The joining includes applying an oiling agent to a joint area of a joining target precursor fiber bundle before joining the joining target precursor fiber bundle and the joining fiber bundle together. A quantity of the oiling agent adhering to the joint area is 0.15 to 0.85 wt %.
    Type: Application
    Filed: February 19, 2020
    Publication date: August 20, 2020
    Applicant: TEIJIN LIMITED
    Inventors: Yosuke NAKAMURA, Fumio AKIYAMA
  • Patent number: 10738168
    Abstract: Provided is a fiber-reinforced composite material shaped product having isotropy and mechanical strength and a random mat used as an intermediate material thereof. The random mat includes reinforcing fibers having an average fiber length of 3 to 100 mm and a thermoplastic resin, in which the reinforcing fibers satisfy the following i) to iii). i) A weight-average fiber width (Ww) of the reinforcing fibers satisfies the following Equation (1). 0.03 mm<Ww<5.0 mm??(1) ii) An average fiber width dispersion ratio (Ww/Wn) defined as a ratio of the weight-average fiber width (Ww) to a number-average fiber width (Wn) of the reinforcing fibers is 1.8 or more and 20.0 or less. iii) A weight-average fiber thickness of the reinforcing fibers is smaller than the weight-average fiber width (Ww).
    Type: Grant
    Filed: July 30, 2013
    Date of Patent: August 11, 2020
    Assignee: Teijin Limited
    Inventors: Naoaki Sonoda, Makoto Ootsubo, Takeru Ohki