Patents Assigned to AGC Inc.
  • Publication number: 20220389132
    Abstract: A fluorine-containing polymer has a fluorine content of 50% by mass or more, a degree of unsaturation of 0.1 mEq/g or more, and a glass transition temperature of ?20° C. or higher, and the relationship between the maximum value E*1 of the complex elastic modulus in the range of from ?50° C. to (glass transition temperature?10° C.) and the minimum value E*2 of the complex elastic modulus in the range of from (glass transition temperature+10° C.) to 250° C. satisfies the following inequality: E*2/E*1?0.01.
    Type: Application
    Filed: August 3, 2022
    Publication date: December 8, 2022
    Applicant: AGC INC.
    Inventor: Shun WATANUKI
  • Publication number: 20220390825
    Abstract: An electroconductive-film-coated substrate includes a glass substrate and an electroconductive film disposed on one main surface of the glass substrate. The electroconductive film has an inclined portion in a peripheral edge. A distance from a position in the inclined portion where a thickness of the electroconductive film is 10% of a film thickness of a center of the electroconductive film to an edge end of the glass substrate is 3.00 mm or less. A distance from an end of the inclined portion to the edge end of the glass substrate is longer than 0.00 mm.
    Type: Application
    Filed: May 24, 2022
    Publication date: December 8, 2022
    Applicant: AGC Inc.
    Inventors: Sotaro NAKAMURA, Masayoshi MIZOGUCHI, Takeshi TOMIZAWA, Takahira MIYAGI, Ryusuke MORITA
  • Publication number: 20220390798
    Abstract: The present invention relates to a prism layer (10) superimposed on the front surface of a display (20), in which: a plurality of prism parts (11) are vertically arranged; the prism parts (11) each have an upper slope surface (12) and a lower slope surface (13), and have a corner part (14) which has a forward protruding triangular shape in a cross-sectional view; the angle ?1 of the upper slope surface (12) with respect to a rear surface (15) is set to 60° to 120°, and the angle ?2 of the lower slope surface (13) with respect to the rear surface (15) is set to 5° to 45°; and the pitch Pp of a groove part (16) between the prism parts (11) is made smaller than the vertical pitch Pd of a pixel (21) of the display (20).
    Type: Application
    Filed: August 11, 2022
    Publication date: December 8, 2022
    Applicant: AGC Inc.
    Inventor: Masanobu ISSHIKI
  • Patent number: 11522294
    Abstract: An antenna system includes a glass plate having a thickness of 1.1 mm or more and a dielectric loss tangent of 0.005 or more at 28 GHz, and an antenna located away from one of surfaces of the glass plate, wherein a ratio of electric power radiated from the antenna to electric power input into the antenna is defined as a radiation efficiency, and when an effective wavelength of an electromagnetic wave at a predetermined frequency is 10 GHz or more is denoted as ?g and the radiation efficiency as ?0 [dB] when the glass plate and the antenna are in contact, and is denoted as ??g/2 [dB] when a distance between the one of the surfaces and the antenna is ?g/2, the glass plate and the antenna are arranged to obtain the radiation efficiency of ?A [dB] that satisfies ?A??0+(??g/2??0)×0.1.
    Type: Grant
    Filed: March 19, 2021
    Date of Patent: December 6, 2022
    Assignee: AGC INC.
    Inventors: Toshiki Sayama, Ryota Okuda, Takeshi Motegi, Osamu Kagaya
  • Patent number: 11522278
    Abstract: An antenna device includes a first conductor plate including a first end portion and a second end portion, the first conductor plate being provided with a first feeding portion between the first end portion and the second end portion, a second conductor plate including a third end portion connected to the first feeding portion, a fourth end portion located at a position away from the first conductor plate, and a plate surface of which width in a direction parallel to the first conductor plate increases with a distance from the third end portion toward the fourth end portion, and a third conductor plate including a fifth end portion capacitively coupling with the fourth end portion, a sixth end portion connected, on a same side as the first end portion with respect to the first feeding portion, to the first conductor plate, and a counter portion opposite the plate surface.
    Type: Grant
    Filed: July 1, 2020
    Date of Patent: December 6, 2022
    Assignee: AGC INC.
    Inventors: Hideaki Shoji, Shoichi Takeuchi
  • Patent number: 11522277
    Abstract: An antenna device includes a power feeding portion; and an antenna including first and second antenna parts, and an amplifier each electrically connected to the power feeding portion. The first antenna part includes a first element including a part extending in a first direction, and a first loop element connected to an end of the first element. The second antenna part includes a second element including a part extending in the first direction, and a second loop element connected to an end of the second element. The first loop element includes a part extending in the first direction, and a part extending in the second direction different from the first direction. The second loop element includes a part extending in the first direction, and a part extending in a third direction opposite to the second direction. The first and second loop elements are positioned apart from each other.
    Type: Grant
    Filed: March 22, 2021
    Date of Patent: December 6, 2022
    Assignees: AGC INC., MAZDA MOTOR CORPORATION
    Inventors: Toshifumi Funatsu, Satoshi Tokunaga, Shinji Nagamine, Daiki Mori, Nobuyuki Shimatani, Yuuhei Furuse
  • Patent number: 11518832
    Abstract: The present invention relates to a fluorine-containing diene compound represented by the following formula I, and to a polymer thereof. In the formula, each of R1 to R7 is independently a hydrogen atom, a chlorine atom, a fluorine atom, or an alkyl group having a carbon number of 1 to 5 which may be substituted by a fluorine atom, k is 0 or 1, and at least one of R1 to R7 is a hydrogen atom.
    Type: Grant
    Filed: June 23, 2020
    Date of Patent: December 6, 2022
    Assignee: AGC Inc.
    Inventor: Atsushi Watakabe
  • Patent number: 11518912
    Abstract: Smoothness of glass is improved. A polishing slurry (A) contains amorphous carbon and water, and a total amount of the amorphous carbon and the water is equal to or more than 90% of the whole polishing slurry in terms of mass ratio.
    Type: Grant
    Filed: May 19, 2021
    Date of Patent: December 6, 2022
    Assignee: AGC INC.
    Inventor: Tomohiro Shibuya
  • Patent number: 11520085
    Abstract: A transparent substrate having an antiglare function includes first and second faces. The transparent substrate has a resolution index value T, a reflected image diffusivity index value R, and a sparkle index value S satisfying T?0.25, R?0.8, and 0.75?S?0.95, respectively. The resolution index value T is calculated as (luminance of zero-degrees transmission light)/(luminance of total transmission light). The reflected image diffusivity index value R is calculated as (R2+R3)/(2×R1), where R1 denotes a luminance of reflected light reflected at first angle ?1, and R2, R3 denote luminance of reflected light at the second angle ?2, the third angle ?3, respectively, with respect to the first angle ?1. The sparkle index value S is calculated as 1?(Sa/Ss), where the first sparkle Sa and the second sparkle Ss denote a sparkle value of the transparent substrate and a sparkle value of a glass substrate, respectively.
    Type: Grant
    Filed: November 27, 2019
    Date of Patent: December 6, 2022
    Assignee: AGC Inc.
    Inventors: Aya Yamamoto, Yusuke Kobayashi, Yoshitaka Saijo
  • Publication number: 20220380311
    Abstract: A method for producing an aromatic heterocycle-substituted difluoroacetic acid derivative having a partial structure represented by the formula (III), by reacting an N-oxido aromatic heterocyclic compound having a partial structure represented by the formula (I) with tetrafluoroethylene in the presence of a compound represented by the formula (II): R—YH, in a solvent selected from an aromatic hydrocarbon solvent, an ester solvent and an ether solvent:
    Type: Application
    Filed: July 19, 2022
    Publication date: December 1, 2022
    Applicant: AGC Inc.
    Inventors: Yoshitaka NOMURA, Eiichiro ANRAKU
  • Publication number: 20220379578
    Abstract: Provided is a fuel filler pipe including: an inner layer that contains a fluorine-containing copolymer having a carbonyl group-containing group and having a melting point of 250° C. or lower; an intermediate layer that contains a non-fluorine copolymer having a unit based on ethylene and a unit based on vinyl alcohol; and an outer layer that contains a polyolefin, wherein the inner layer, the intermediate layer, and the outer layer are directly laminated in that order, and the outer layer is a layer that contains a polyolefin having a unit based on an acid anhydride or is a layer in which a layer that contains a polyolefin having a unit based on an acid anhydride and a layer that contains a polyolefin having no unit based on an acid anhydride are directly laminated.
    Type: Application
    Filed: May 28, 2021
    Publication date: December 1, 2022
    Applicants: AGC Inc., Toyoda Gosei Co., Ltd.
    Inventors: Eiichi NISHI, Katherine SPRICK, Thomas GRZYBOWSKI, Pierre GRYPINICH, Jacquelyn PRIESTLEY-DUNN, Marc MELVILLE, Ronnie SWARTHOUT
  • Publication number: 20220380313
    Abstract: A method for a high yield production of a difluoromethyl-substituted aromatic heterocyclic compound having a partial structure represented by formula (II), which includes reacting an N-oxido aromatic heterocyclic compound having a partial structure represented by formula (I) with tetrafluoroethylene in a solvent selected from an aromatic hydrocarbon solvent, an ester solvent, and an ether solvent.
    Type: Application
    Filed: July 26, 2022
    Publication date: December 1, 2022
    Applicant: AGC Inc.
    Inventors: Yoshitaka NOMURA, Eiichiro ANRAKU
  • Publication number: 20220380250
    Abstract: An inference method includes inferring a value that includes a stress value in a region located 50 ?m or shallower from a surface of a chemically strengthened glass, by receiving as input at least a temperature and a time used upon chemical strengthening, and stress values at three or more different depth positions 20 ?m or deeper from the surface of the chemically strengthened glass that has been obtained by chemically strengthening a glass having a thickness of 0.2 mm or greater with the temperature and the time.
    Type: Application
    Filed: May 13, 2022
    Publication date: December 1, 2022
    Applicant: AGC Inc.
    Inventors: Satoshi OGAMI, Kenji IMAKITA
  • Publication number: 20220380647
    Abstract: To provide a working medium for heat cycle which has less influence over the ozone layer, which has less influence over global warming and which provides a heat cycle system excellent in the cycle performance (the efficiency and the capacity), and a heat cycle system excellent in the cycle performance (the efficiency and the capacity). A working medium for heat cycle comprising 1,2-difluoroethylene is employed for a heat cycle system (such as a Rankine cycle system, a heat pump cycle system, a refrigerating cycle system 10 or a heat transport system).
    Type: Application
    Filed: June 27, 2022
    Publication date: December 1, 2022
    Applicant: AGC Inc.
    Inventor: Masato FUKUSHIMA
  • Patent number: 11512167
    Abstract: To provide a polyether polyol having a high degree of freedom in the design of a polyurethane foam, and capable of providing a polyol system solution excellent in storage stability. A polyether polyol having a polyoxyalkylene chain consisting of oxyalkylene units, and having a degree of unsaturation of at most 0.020 meq/g, a hydroxy value of from 1 to 80 mgKOH/g, a content of oxyethylene units of from 0 to 50 mass %, and a content of ultra-high molecular weight components which have molecular weights of from 12 to 46 times the number average molecular weight of at most 1,000 mass ppm. The number average molecular weight is a molecular weight as calculated as polystyrene measured by gel permeation chromatography (GPC) method, and the content of ultra-high molecular weight components is a value measured by high performance liquid chromatography (HPLC) method using a charged aerosol detector (CAD).
    Type: Grant
    Filed: August 5, 2020
    Date of Patent: November 29, 2022
    Assignee: AGC Inc.
    Inventors: Shinji Okada, Norihito Miyagawa, Tomoyuki Suzuki, Takayuki Sasaki, Takashi Ito
  • Patent number: 11512526
    Abstract: A functional member-attached glass window includes a glass window to be erected on a floor surface and having a glass plate, and a functional member having a surface area smaller than that of the glass plate and arranged at a position apart from and higher than the floor surface, wherein the functional member is pasted to the glass plate via a spacer and joined to the spacer with a fastening part.
    Type: Grant
    Filed: November 16, 2020
    Date of Patent: November 29, 2022
    Assignees: AGC Inc., AGC GLASS EUROPE, AGC FLAT GLASS NORTH AMERICA, INC., AGC Vidros do Brasil Ltda.
    Inventors: Mayu Ogawa, Mitsuo Fukuda, Masahiro Matsumura, Akira Saito
  • Patent number: 11512151
    Abstract: A method for producing a modified polytetrafluoroethylene, the method including: polymerizing tetrafluoroethylene in an aqueous medium in which a polymer having units based on a fluorine-free monomer is present. The fluorine-free monomer is a monomer represented by formula (1): CH2?CR1-L-R2, where R1 is a hydrogen atom or an alkyl group, L is a single bond, —CO—O—*, —O—CO—* or —O—, * is a bonding position to R2, and R2 is an alkyl group. To the total amount of tetrafluoroethylene supplied to the polymerization, a proportion of the polymer is from 0.001 to 0.050 mass %.
    Type: Grant
    Filed: March 10, 2020
    Date of Patent: November 29, 2022
    Assignee: AGC Inc.
    Inventors: Shinya Higuchi, Shiro Ebata, Takehiro Kose
  • Patent number: 11515610
    Abstract: The present invention relates to a laminated body with electric conductor including a substrate; a functional layer having at least an adhesive layer; an electric conductor; and a protective material, wherein the substrate, the functional layer having at least the adhesive layer, the electric conductor, and the protective material are sequentially laminated in a thickness direction, and wherein a thickness of the functional layer is less than or equal to 0.300 mm.
    Type: Grant
    Filed: April 19, 2021
    Date of Patent: November 29, 2022
    Assignees: AGC Inc., AGC GLASS EUROPE, AGC FLAT GLASS NORTH AMERICA, INC., AGC Vidros do Brasil Ltda.
    Inventors: Tetsuya Hiramatsu, Ryuta Sonoda, Yoshiyuki Ikuma, Masaki Horie, Ryota Okuda
  • Publication number: 20220372356
    Abstract: To provide a propellant which has sufficient propelling performance and of which a component to be sprayed imposes low environmental burden, a propellant composition and a sprayer. A propellant composition comprising a propellant containing 1-chloro-2,3,3,3-tetrafluoropropene and a pressurizing agent, and a sprayer comprising the propellant composition, a container in which the propellant composition is contained, and a spray unit to spray the propellant composition to the outside of the container.
    Type: Application
    Filed: July 28, 2022
    Publication date: November 24, 2022
    Applicant: AGC Inc.
    Inventors: Hiroki HAYAMIZU, Masato FUKUSHIMA
  • Publication number: 20220372180
    Abstract: A fluorinated polymer suitable for deposition and capable of favorable metal patterning, is provided. A resin film containing such a fluorinated polymer as a material is provided. Further, a photoelectronic element having such a resin film in its structure is provided. A fluorinated polymer which satisfies the following requirements (1) to (3): (1) the melting point is less than 200° C., or no melting point is observed, (2) the thermogravimetric loss rate when the temperature is increased at a temperature-increasing rate of 2° C./min under a pressure of 1×10?3 Pa, substantially reaches 100% at 400° C. or lower, (3) when the temperature is increased at a temperature-increasing rate of 2° C./min under a pressure of 1×10?3 Pa, the temperature width from a temperature at which the thermogravimetric loss rate is 10% to a temperature at which it is 90%, is within 200° C.
    Type: Application
    Filed: August 3, 2022
    Publication date: November 24, 2022
    Applicant: AGC Inc.
    Inventors: Takefumi ABE, Kaori TSURUOKA, Tetsuji SHIMOHIRA, Saki TAKEI, Shotaro BEPPU