Patents Assigned to Toyobo Co., Ltd.
  • Publication number: 20220252987
    Abstract: A device for recycling a used water-based developer after development of a flexographic original printing plate having a photosensitive resin layer containing a water-dispersible synthetic rubber-based polymer. the device including a centrifugal separator having a rotating body for separating a resin flocculate from the used water-based developer, wherein a cross-sectional shape of the rotating body in a vertical direction including a rotation shaft of the rotating body substantially has a cylindrical or truncated-conical outline, and wherein the rotating body has a slit to allow the used water-based developer after the centrifugation to flow out. Preferably, when a total area of an opening of the slit open to the inside of the rotating body is defined as A cm2, and an internal volume of the rotating body is defined as B cm3, a value of a slit opening area ratio (B/A) is in a range of 30000 to 140000.
    Type: Application
    Filed: July 30, 2020
    Publication date: August 11, 2022
    Applicant: TOYOBO CO., LTD.
    Inventor: Hiroto Yamada
  • Publication number: 20220250282
    Abstract: A pellet production method comprising: an operation in which a strand comprising a composition containing thermoplastic resin and reinforcing material is extruded from an orifice at a die; an operation in which the strand is drawn into water within a tank and is cooled; and an operation in which the cooled strand is cut to obtain a pellet; wherein at least one first guide roller for guiding the strand within the tank is provided within the tank, and an angle made by portions of the strand that are ahead of and behind that first guide roller which is in an upstreammost location is not less than 90° but is less than 180°; and wherein a ratio of a diameter of the pellet to a diameter of the orifice (diameter of the pellet/diameter of the orifice) is 0.45 to 0.80.
    Type: Application
    Filed: June 2, 2020
    Publication date: August 11, 2022
    Applicant: TOYOBO CO., LTD.
    Inventors: Ryo UMEKI, Yoshitaka AYUZAWA
  • Publication number: 20220252763
    Abstract: Provided are a polyester film, a laminated film, and the like for protecting an organic EL module of a foldable display each of which is free of occurrence of a crack at a folding portion thereof, in order to provide a foldable display excellent in mass productivity, and free of a risk of causing distortion in an image displayed at a folding portion thereof after being repeatedly folded. The polyester film for protecting an organic EL module of a foldable display satisfies the following conditions: (1) a refractive index in a bending direction is from 1.590 to 1.620; (2) a refractive index in a folding portion direction is from 1.670 to 1.700; (3) a refractive index in a thickness direction is 1.520 or less; and (4) a density is 1.380 g/cm3 or more, wherein the bending direction refers to a direction orthogonal to a folding portion of the polyester film at a time when the polyester film is folded.
    Type: Application
    Filed: May 14, 2020
    Publication date: August 11, 2022
    Applicant: TOYOBO CO., LTD.
    Inventors: Shotaro NISHIO, Kiwamu KAWAI, Akira SHIMIZU
  • Publication number: 20220251314
    Abstract: Disclosed is a biaxially oriented polyester film that is superior in transparency and easy to perform secondary processing such as coating and vapor deposition, and satisfies performance after the secondary processing. The biaxially oriented polyester film consists of a polyester resin composition including particles, and at least one surface of the film satisfies all of the following requirements (1) to (3): (1) the number of micro protrusions having a height of less than 3 nm per an area of 4×10?12 m2 of 250 or more and 600 or less; (2) the number of micro protrusions having a height of 3 nm or more per an area of 4×10?12 m2 of 300 or more and 600 or less; and (3) an arithmetic average height Sa of 0.010 ?m or more and 0.025 ?m or less.
    Type: Application
    Filed: June 23, 2020
    Publication date: August 11, 2022
    Applicant: TOYOBO CO., LTD.
    Inventors: Nobuyuki MANABE, Masayuki HARUTA
  • Publication number: 20220250303
    Abstract: The purpose of the present invention is to provide a sheet for molding that is easily used for various applications. The sheet for molding includes a nonwoven fabric and a resin layer laminated on the nonwoven fabric, wherein the nonwoven fabric includes a fiber having a birefringence ?n of 0.005 or more and 0.050 or less; and the resin layer includes a resin having a number average molecular weight of 5,000 or more and 150,000 or less, and has an infiltrating portion infiltrating into the nonwoven fabric and a non-infiltrating portion not infiltrating into the nonwoven fabric.
    Type: Application
    Filed: June 4, 2020
    Publication date: August 11, 2022
    Applicant: TOYOBO CO., LTD.
    Inventors: Shinichiro Inatomi, Mariko Matsui, Takehisa Yane, Keiko Taga, Naoki Takagi, Masashi Shimoda
  • Publication number: 20220251381
    Abstract: Provided is a polyamide resin composition which is used for a foam molded body and has high appearance performance, high load resistance, and high impact resistance. This polyamide resin composition for foam molding contains: 40 to 70 parts by mass of a crystalline polyamide resin (A); 5 to 15 parts by mass of a non-crystalline polyamide resin (B); 15 to 50 parts by mass of an inorganic reinforcing material (C); 0.1 to 10 parts by mass of an elastomer (D); and 0.5 to 15 parts by mass of a copolymer (E) having a functional group that reacts with a terminal group of the polyamide resin. The total amount of the crystalline polyamide resin (A), the non-crystalline polyamide resin (B), the inorganic reinforcing material (C), the elastomer (D), and the copolymer (E) having a functional group that reacts with a terminal group of the polyamide resin is 100 parts by mass.
    Type: Application
    Filed: June 22, 2020
    Publication date: August 11, 2022
    Applicant: TOYOBO CO., LTD.
    Inventors: Kazuki IWAMURA, Nobuhiro YOSHIMURA, Ryo UMEKI
  • Publication number: 20220246069
    Abstract: Provided is a transparent conductive polyester film for a foldable display which is free of occurrence of a fold mark or a tear at a folding portion thereof to be used in a foldable display excellent in mass productivity, and free of a risk of causing distortion in an image displayed at a folding portion thereof, and a mobile device. The transparent conductive polyester film for a foldable display includes: a polyester film; and a transparent conductive layer laminated on at least one surface of the polyester film, wherein the polyester film satisfies the following conditions: (1) a refractive index in a bending direction is from 1.590 to 1.620; (2) a refractive index in a folding portion direction is from 1.670 to 1.700; (3) a refractive index in a thickness direction is 1.520 or less; and (4) a density is 1.380 g/cm3 or more, wherein the bending direction refers to a direction orthogonal to a folding portion of the polyester film at a time when the polyester film is folded.
    Type: Application
    Filed: May 14, 2020
    Publication date: August 4, 2022
    Applicant: TOYOBO CO., LTD.
    Inventors: Shotaro NISHIO, Kiwamu KAWAI, Mei MATSUMURA, Akira SHIMIZU
  • Publication number: 20220236467
    Abstract: The present invention provides a polarizing plate for a foldable display free of a risk of causing distortion in an image displayed at a folding portion thereof after being repeatedly folded. The polarizing plate for a foldable display includes: a polarizer; and a polarizer protective film formed of a polyester film laminated on at least one surface of the polarizer, wherein the polyester film satisfies the following conditions: (1) a refractive index in a bending direction is from 1.590 to 1.620; (2) a refractive index in a folding portion direction is from 1.670 to 1.700; (3) a refractive index in a thickness direction is 1.520 or less; and (4) a density is 1.380 g/cm3 or more, wherein the bending direction refers to a direction orthogonal to a folding portion of the polyester film at a time when the polyester film is folded.
    Type: Application
    Filed: May 15, 2020
    Publication date: July 28, 2022
    Applicant: TOYOBO CO., LTD.
    Inventors: Shotaro NISHIO, Kiwamu KAWAI, Akira SHIMIZU
  • Publication number: 20220236468
    Abstract: Provided is a foldable display excellent in mass productivity, and free of a risk of causing distortion in an image displayed at a folding portion thereof after being repeatedly folded. The foldable display includes at least: a surface protective film; a polarizer; and a retardation layer, wherein the surface protective film is a polyester film satisfying the following conditions and having a thickness of from 10 ?m to 80 (1) a refractive index in a bending direction is from 1.590 to 1.620; (2) a refractive index in a folding portion direction is from 1.670 to 1.700; (3) a refractive index in a thickness direction is 1.520 or less; and (4) a density is 1.380 g/cm3 or more, wherein the bending direction refers to a direction orthogonal to a folding portion of the polyester film at a time when the polyester film is folded.
    Type: Application
    Filed: May 15, 2020
    Publication date: July 28, 2022
    Applicant: TOYOBO CO., LTD.
    Inventors: Shotaro NISHIO, Kiwamu KAWAI, Akira SHIMIZU
  • Publication number: 20220235492
    Abstract: Provided is a polyethylene fiber having outstanding anti-creep characteristics while having high strength. The present invention provides an ultra-high molecular weight polyethylene fiber including ethyl branches as side chains, characterized in that the ratio {(C2H5/1000C)/(elongation stress)} of the number of ethyl branches per 1,000 carbon atoms (C2H5/1000C) to the elongation stress of the polyethylene fiber (MPa) is 2 to 30 branches/1,000 carbon atoms/MPa.
    Type: Application
    Filed: May 13, 2020
    Publication date: July 28, 2022
    Applicant: TOYOBO CO., LTD.
    Inventors: Akihisa Furuta, Yasunori Fukushima, Tatsushi Okamoto
  • Publication number: 20220228020
    Abstract: The invention provides a laminated polyester film that is highly transparent, is resistant to blocking, and has excellent adhesion to a hardcoat layer and UV ink. The laminated polyester film contains a polyester film substrate and a coating layer on at least one surface of the polyester film substrate, wherein the coating layer is formed by curing a composition containing a urethane resin with a polycarbonate structure and a branched structure, a crosslinking agent, and a polyester resin.
    Type: Application
    Filed: March 2, 2020
    Publication date: July 21, 2022
    Applicant: TOYOBO CO., LTD.
    Inventors: Noriyuki TAKAGI, Hiroshi TAKI, Isao TAKII
  • Publication number: 20220227950
    Abstract: Provided is a polyester film for a touchscreen module substrate of a foldable display which is free of occurrence of a crack at a folding portion thereof, in order to provide a foldable display excellent in mass productivity, and free of a risk of causing distortion in an image displayed at a folding portion thereof after being repeatedly folded. The polyester film for a touchscreen module substrate of a foldable display satisfies the following conditions: (1) a refractive index in a bending direction is from 1.590 to 1.620; (2) a refractive index in a folding portion direction is from 1.670 to 1.700; (3) a refractive index in a thickness direction is 1.520 or less; and (4) a density is 1.380 g/cm or more, wherein the bending direction refers to a direction orthogonal to a folding portion of the polyester film at a time when the polyester film is folded.
    Type: Application
    Filed: May 14, 2020
    Publication date: July 21, 2022
    Applicant: TOYOBO CO., LTD.
    Inventors: Shotaro NISHIO, Kiwamu KAWAI, Akira SHIMIZU
  • Publication number: 20220227995
    Abstract: The present invention provides a polyamide-based resin composition for injection molding suitable for a sliding component required to have excellent moldability, heat resistance stability, abrasion resistance, and sliding stability. The polyamide-based resin composition is a polyamide-based resin composition for injection molding containing a crystalline polyamide resin (A) and a polyester fiber (B) having a liquid crystal skeleton. The crystalline polyamide resin (A) preferably has a melting point of 170° C. or higher, and the polyamide-based resin composition preferably contains 0.1 to 40% by mass of the polyester fiber (B) having a liquid crystal skeleton based on the total mass of the polyamide-based resin composition.
    Type: Application
    Filed: May 14, 2020
    Publication date: July 21, 2022
    Applicant: TOYOBO CO., LTD.
    Inventors: Kazuki IWAMURA, Nobuhiro YOSHIMURA, Motonori TAKITA
  • Publication number: 20220219104
    Abstract: The filter medium for a filter of the present invention has a laminate structure in which a long-fiber non-woven fabric and a wet non-woven fabric are stacked, wherein the wet non-woven fabric comprises vinylon, polyester, and polyvinyl alcohol, is disposed on a most upstream side of air flow, has a surface located on the most upstream side of air flow, the surface having a surface roughness (SMD) not larger than 2.7 ?m, and has a surface stacked on the long-fiber non-woven fabric, the surface having (a) a surface roughness (SMD) not smaller than 3.0 ?m or (b) a rough texture (MMD) not lower than 0.02.
    Type: Application
    Filed: May 11, 2020
    Publication date: July 14, 2022
    Applicant: TOYOBO CO., LTD.
    Inventor: Kento Takami
  • Publication number: 20220220602
    Abstract: An object of the present invention is to provide a transparent barrier film that has excellent acid resistance and is inexpensive, and a method for producing the same. A transparent gas barrier film includes a plastic film and an aluminum oxide layer provided on at least one surface of the plastic film, the aluminum oxide layer mainly composed of aluminum oxide. The absorption coefficient of the inorganic oxide layer immediately after vapor-deposition is less than 0.03 nm?1, and the film thickness of the inorganic oxide layer is 6 nm or more and 10 nm or less.
    Type: Application
    Filed: May 26, 2020
    Publication date: July 14, 2022
    Applicant: TOYOBO CO., LTD.
    Inventors: Kiyoshi ISEKI, Daisuke IWATA
  • Publication number: 20220213350
    Abstract: Provided is a laminated film for a foldable display, the laminated film being free of occurrence of a fold mark or a crack at a folding portion thereof, in order to provide, for example, a foldable display excellent in mass productivity, and free of a risk of causing distortion in an image displayed at a folding portion thereof after being repeatedly folded. The laminated film for a foldable display includes: a polyester film having a thickness of from 10 ?m to 100 ?m; and an adhesive layer formed on at least one surface of the polyester film, wherein the polyester film satisfies the following conditions: (1) a refractive index in a bending direction is from 1.590 to 1.620; (2) a refractive index in a folding portion direction is from 1.670 to 1.700; (3) a refractive index in a thickness direction is 1.520 or less; and (4) a density is 1.380 g/cm3 or more, wherein the bending direction refers to a direction orthogonal to a folding portion of the polyester film at a time when the polyester film is folded.
    Type: Application
    Filed: May 14, 2020
    Publication date: July 7, 2022
    Applicant: TOYOBO CO., LTD.
    Inventors: Shotaro NISHIO, Kiwamu KAWAI, Akira SHIMIZU
  • Patent number: 11376827
    Abstract: This invention provides a silicone-coated fabric for airbags in which creases can be easily formed by applying heat and pressure, and that can be stored compactly. More specifically, the invention provides a silicone-coated fabric comprising a silicone-based resin coated on one surface of a synthetic fiber woven fabric, and a thermoplastic resin adhering to a non-silicone coated surface, which is not coated with the silicone-based resin, wherein the adhesive strength between the non-silicone coated surfaces is 0.01 to 100 N/cm.
    Type: Grant
    Filed: October 20, 2017
    Date of Patent: July 5, 2022
    Assignee: TOYOBO CO., LTD.
    Inventor: Hirotaka Harada
  • Patent number: 11375696
    Abstract: A belt cover for attaching to a horse The belt cover including at least (1) an electrode for detecting a bioelectric signal by contacting with the surface of a body of the horse, (2) an electric wiring, and (3) a connector for connecting with the electric wiring through a part for connecting with the connector and the electric wiring. Each of the electrode and the electric wiring includes a stretchable conductor having a conductive particle including a silver particle and a binder resin. The stretchable conductor of the electrode and the electric wiring has a sheet resistance of 0.1?? or less, an insulating layer is laminated on the electric wiring, and the electrode and the electric wiring are integrally formed without joints.
    Type: Grant
    Filed: July 19, 2017
    Date of Patent: July 5, 2022
    Assignees: ANICALL CORPORATION, TOYOBO STC CO., LTD., TOYOBO CO., LTD.
    Inventors: Akira Hanawa, Yuichiro Omote, Hideki Kawabata, Kazunori Hirata, Euichul Kwon
  • Patent number: 11377064
    Abstract: The purpose of the present invention pertains to a coated fabric used for an automotive airbag, and more particularly, a coated fabric for an airbag most suitable for a rollover curtain airbag which is produced applying a sealing agent to a coated fabric and sewing the resulting fabric and which can keep the adhesion of the sealing agent to the coat resin even after long-term and high-temperature aging. The present coated fabric for an airbag is obtained by applying an addition-polymerizable solvent-free silicone resin onto at least one surface of a synthetic fiber textile, wherein a coating amount of the silicone resin is 15 to 45 g/m2; and a weft strain/warp strain ratio as observed in stretching the coated fabric is 0.30 to 0.65.
    Type: Grant
    Filed: August 25, 2014
    Date of Patent: July 5, 2022
    Assignee: TOYOBO CO., LTD.
    Inventors: Tsutomu Akechi, Takahiro Kuramoto
  • Publication number: 20220195185
    Abstract: The present invention is a polyamide resin composition which contains 50 to 90% by mass of a crystalline polyamide resin (A) and 9 to 49% by mass of a talc (B). The average particle size of secondary particles of the talc (B) in the polyamide resin composition is 30 ?m or less. The polyamide resin composition has an exothermic peak present on a high temperature side of a maximum exothermic peak of a crystallization temperature during cooling in a cooling process of measurement by means of a differential scanning calorimeter. Variations in physical characteristics such as a molding shrinkage, mechanical characteristics, and a heat distortion temperature of the polyamide resin composition are suppressed among different production machines or different production lots. Consequently, characteristics within desired ranges are stably obtained.
    Type: Application
    Filed: March 12, 2020
    Publication date: June 23, 2022
    Applicant: TOYOBO CO., LTD.
    Inventors: Hideo ASO, Shuji KUBOTA, Yoshitaka AYUZAWA