Patents Assigned to Asahi Glass Company
  • Patent number: 9999998
    Abstract: A glass/resin laminate (A) including glass plates laminated on both sides of a polycarbonate layer through bonding layers made of a thermoplastic resin, each of the glass plates having a thickness of from 0.3 to 1 mm and having compressive stresses of at least 3 MPa on an entire surface thereof is provided. The glass/resin laminate (A) is obtainable by a process including a step (1) for disposing a bonding layer on one side of a polycarbonate film having a certain thickness, the bonding layer being made of a thermoplastic resin; a step (2) for stacking a glass plate on the bonding layer to prepare a laminate (B) with the polycarbonate film and the glass plate being laminated through the bonding layer; and a step (3) for preparing another similar laminate (B), placing both laminates (B) in a mold such that both polycarbonate films are confronted each other, and forming a polycarbonate layer between the confronted polycarbonate films.
    Type: Grant
    Filed: April 27, 2016
    Date of Patent: June 19, 2018
    Assignee: Asahi Glass Company, Limited
    Inventor: Syo Miyazaki
  • Publication number: 20180162794
    Abstract: There is provided a method of efficiently manufacturing 1-chloro-2,3,3-trifluoropropene by an industrially feasible method by using a raw material which is easy to obtain. A method of manufacturing 1-chloro-2,3,3-trifluoropropene, including subjecting 3-chloro-1,1,2,2-tetrafluoropropane to a dehydrofluorination reaction in the presence of a base.
    Type: Application
    Filed: January 26, 2018
    Publication date: June 14, 2018
    Applicant: ASAHI GLASS COMPANY, LIMITED
    Inventors: Mari ICHINOKAWA, Hidekazu OKAMOTO, Ryuji SEKI
  • Publication number: 20180162091
    Abstract: To provide a translucent structure having a low haze factor and low sparkle. The translucent structure has an uneven structure at the surface thereof, wherein the uneven structure includes first convex portions 5a, of which the diameters at a height of the bearing height+0.05 ?m of the surface shape (a), obtainable by measuring the uneven structure by a laser microscope, are at least 1 ?m, and in an image (c) in which a plurality of convex portions are scattered, obtained by filtering the surface shape (a) by image processing software to obtain a smoothing image (b), and subtracting XYZ data of the smoothing image (b) from XYZ data of the surface shape (a), said plurality of convex portions include second convex portions 5b, of which the diameters at a height of 0.01 ?m when the bearing height is deemed to be 0, are at least 0.4 ?m, the density of the second convex portions is from 0.023 to 7.210 units/?m2, and the proportion of the total area in cross-section at a height of 0.
    Type: Application
    Filed: February 8, 2018
    Publication date: June 14, 2018
    Applicant: ASAHI GLASS COMPANY, LIMITED
    Inventors: Yosuke TAKEDA, Toru IKEDA, Makoto FUKAWA
  • Publication number: 20180162974
    Abstract: To provide a curable fluorinated polymer excellent in solubility in an alcohol, a method for its production and a cured product of the fluorinated polymer. A fluorinated polymer comprising units represented by the following formula (1), wherein in at least some of the units represented by the formula (1), Z1 is NR1NR2H or NR3OR4: in the formula (1), X1 and X2 are each independently a hydrogen atom or a fluorine atom, Q1 is a single bond or an etheric oxygen atom, Rf1 is a fluoroalkylene group, or a fluoroalkylene group with at least 2 carbon atoms, having an etheric oxygen atom between carbon-carbon atoms, Z1 is NR1NR2H, NR3OR4 or OR5, R1, R2, R3 and R4 are each independently a hydrogen atom or an alkyl group, and R5 is an alkyl group.
    Type: Application
    Filed: February 7, 2018
    Publication date: June 14, 2018
    Applicant: ASAHI GLASS COMPANY, LIMITED
    Inventors: Norihide SUGIYAMA, Masahiro Ohkura
  • Publication number: 20180162771
    Abstract: A glass plate with an antifouling layer, including: a glass plate having a first principal surface, a second principal surface opposite to the first principal surface, and an end face connecting the first principal surface and the second principal surface; an adhesive layer formed from the first principal surface to the end face of the glass plate; and an antifouling layer formed on the adhesive layer.
    Type: Application
    Filed: February 6, 2018
    Publication date: June 14, 2018
    Applicant: Asahi Glass Company, Limited
    Inventor: Kensuke FUJII
  • Publication number: 20180158655
    Abstract: A plasma source for a plasma CVD apparatus that includes an electrode group including four electrodes, which are a first electrode, a second electrode, a third electrode and a fourth electrode arranged in a row. The electrode group is connected to at least one AC power supply. A voltage supplied to two of the four electrodes is shifted in phase from a voltage supplied to the remaining two electrodes. A space to which a source gas is supplied is provided between the adjacent electrodes, and voltages applied to at least one set among the adjacent two electrodes are in the same phase.
    Type: Application
    Filed: February 1, 2018
    Publication date: June 7, 2018
    Applicant: Asahi Glass Company, Limited
    Inventors: Hirotomo KAWAHARA, Nobutaka AOMINE, Kazunobu MAESHIGE, Yuki AOSHIMA, Hiroshi HANEKAWA
  • Publication number: 20180156970
    Abstract: A resin optical waveguide containing a core, an under cladding and an over cladding having refractive indices lower than that of the core, in which the resin optical waveguide has, at one end side thereof, a core-exposed section at which the over cladding is not present and the core is exposed and, of the under cladding, a portion corresponding to the core-exposed section has a core-neighboring region that satisfies the following (1) and (2): (1) the core-neighboring region is a region whose distance from the core is within x, and x is 5 ?m or more and 20 ?m or less; and (2) the core-neighboring region has a refractive index distribution that the refractive index at a side of an interface with the core is high and the refractive index at a far side from the interface with the core is low.
    Type: Application
    Filed: January 31, 2018
    Publication date: June 7, 2018
    Applicant: ASAHI GLASS COMPANY, LIMITED
    Inventors: Seiki OHARA, Shotaro TAKENOBU
  • Publication number: 20180154614
    Abstract: To provide a method for producing a formed product comprising a fiber-reinforced composite material which is excellent in flame retardancy and chemical resistance and which can be formed into a complicated shape; and a laminated substrate which is used for the production method. A laminated substrate comprising at least one prepreg layer containing a reinforcing fiber sheet and a resin matrix, and at least one polymer layer containing a fluorinated polymer, wherein at least one interface where the prepreg layer and the polymer layer are in contact with each other is present, and adhesive functional groups are present in the surface of the polymer layer at the interface; and a method for producing a formed product, which comprises forming the above laminated substrate with heating.
    Type: Application
    Filed: February 5, 2018
    Publication date: June 7, 2018
    Applicant: Asahi Glass Company, Limited
    Inventors: Tomoya HOSODA, Takashi SATO, Toru SASAKI, Yoji NAKAJIMA, Seigo KOTERA, Junetsu NAKAMURA
  • Patent number: 9988327
    Abstract: A method for producing a hydrofluoroolefin is provided. The formation of by-products of an over-reduced product having hydrogen added to a material chlorofluoroolefin and an over-reduced product having not only chlorine atoms but also fluorine atoms in the chlorofluoroolefin replaced with hydrogen atoms is suppressed in the method. The method includes reacting a specific chlorofluoroolefin with hydrogen in the presence of a catalyst supported on a carrier to obtain the hydrofluoroolefin. The catalyst is a catalyst composed of an alloy containing at least one platinum group element of palladium and platinum, and at least one second element of manganese, copper, aluminum, gold, lithium, sodium, potassium, magnesium, silver, zinc, cadmium, indium, silicon, germanium, tin, lead, arsenic, antimony, and bismuth.
    Type: Grant
    Filed: February 16, 2017
    Date of Patent: June 5, 2018
    Assignee: Asahi Glass Company, Limited
    Inventors: Shinji Terazono, Xu Wang, Masahiro Kanda, Satoshi Kawaguchi, Mitsugu Kasagawa
  • Patent number: 9988303
    Abstract: A glass substrate provided with a coating film, including a glass substrate and a coating film containing at least one TiO2 layer having a refractive index of at least 2.20 at a wavelength of 632 nm, formed by low temperature plasma CVD method on the glass substrate, and a method for producing a glass substrate provided with a coating film, which includes forming a TiO2 layer on a glass substrate by low temperature plasma CVD method using a film-forming material containing at least one member selected from an alkoxide type titanium material, an amide type titanium material and a halide type titanium material, at a plasma power density of at least 55 kW/m at a film-forming rate of from 15 to 200 nm·m/min.
    Type: Grant
    Filed: October 20, 2016
    Date of Patent: June 5, 2018
    Assignee: Asahi Glass Company, Limited
    Inventors: Hiroshi Hanekawa, Nobutaka Aomine, Hirotomo Kawahara, Yuki Aoshima, Kazunobu Maeshige
  • Patent number: 9988298
    Abstract: The present invention provides a high-transparency glass having a high fining action at a low temperature and capable of achieving redox lowering more than before. The present invention relates to a glass containing 1 to 500 ppm of a total iron oxide (t-Fe2O3) in terms of Fe2O3, having a redox ([divalent iron (Fe2+) in terms of Fe2O3]/[total (Fe2++Fe3+) of divalent iron (Fe2+) and trivalent iron (Fe3+) in terms of Fe2O3]) of 0% or more and 25% or less, containing, as expressed by mass percentage based on oxides, 50 to 81% of SiO2, 1 to 20% of Al2O3, 0 to 5% of B2O3, 5 to 20% of Li2O+Na2O+K2O, and 5 to 27% of MgO+CaO+SrO+BaO, and having a bubble disappearance-starting temperature (TD) of 1485° C. or lower.
    Type: Grant
    Filed: January 18, 2017
    Date of Patent: June 5, 2018
    Assignee: ASAHI GLASS COMPANY, LIMITED
    Inventors: Yusaku Matsuo, Yutaka Kuroiwa, Yusuke Arai, Hiroyuki Hijiya, Yuki Kondo
  • Patent number: 9991582
    Abstract: A glass antenna for a vehicle is disposed adjacent to an upper edge portion of a window glass. The glass antenna for receiving two types of frequency bands includes a feed point; a first antenna conductor; and a second antenna conductor. The first antenna conductor includes a vertical element for feed connection; a first transverse element; and a second transverse element. The second antenna conductor includes a transverse element for feed connection; a vertical element for connection; a third transverse element; a fourth transverse element; an upper vertical element; and an upper transverse element. The first transverse element and the third transverse element are capacitively coupled to each other to form a first capacitively-coupled portion. The second transverse element and the fourth transverse element are capacitively coupled to each other to form a second capacitively-coupled portion. The upper transverse element is located above the second capacitively-coupled portion.
    Type: Grant
    Filed: October 4, 2016
    Date of Patent: June 5, 2018
    Assignee: Asahi Glass Company, Limited
    Inventors: Tatsuya Ochi, Yuki Kishimoto, Tomohiro Takahashi
  • Publication number: 20180151939
    Abstract: A glass antenna arranged on a vehicle window glass includes a slot antenna formed by cutting out a conductive film; and a power supply unit configured to supply power to the slot antenna. The slot antenna includes a first slot extending in a first direction; a second slot connected to one end of the first slot, and extending in a second direction, a first wide-width slot connected to the other end of the first slot directly or via a first connection slot, and having a slot width greater than that of the first slot, and a second wide-width slot connected to a terminal end portion of the second slot directly or via a second connection slot, and having a slot width greater than that of the second slot. The power supply unit is arranged so as to straddle the first slot.
    Type: Application
    Filed: January 23, 2018
    Publication date: May 31, 2018
    Applicant: ASAHI GLASS COMPANY, LIMITED
    Inventors: Naoki HASHIMOTO, Shoichi TAKEUCHI, Dan LIS
  • Publication number: 20180151408
    Abstract: A glass substrate is laminated with a substrate containing silicon to thereby form a laminated substrate. The glass substrate has a concave surface and a convex surface and has one or more marks that distinguish between the concave surface and the convex surface.
    Type: Application
    Filed: January 23, 2018
    Publication date: May 31, 2018
    Applicant: ASAHI GLASS COMPANY, LIMITED
    Inventors: Yu Hanawa, Shuhei Nomura, Kazutaka Ono, Nobuhiko Takeshita, Keisuke Hanashima
  • Publication number: 20180149964
    Abstract: A glass substrate for a mask blank includes a rectangular-shaped main surface on which a film having a circuit pattern is to be formed. The main surface includes a quadrangular peripheral frame and a square-shaped center area defined by excluding the frame. The center area has a longitudinal length of 142 mm and a lateral length of 142 mm. A surface morphology of the center area is expressed by the following formulas. A flatness of a sum of compositing all of aklPk(x)Pl(y) is less than or equal to 20 nm when a sum of k and l is greater than or equal to 3 and less than or equal to 9. The flatness is less than or equal to 20 nm when a sum of k and l is greater than or equal to 10 and less than or equal to 30.
    Type: Application
    Filed: January 25, 2018
    Publication date: May 31, 2018
    Applicant: Asahi Glass Company, Limited
    Inventors: Yusuke HIRABAYASHI, Yuzo Okamura, Nobuhiko Ikenoya
  • Publication number: 20180148527
    Abstract: To provide a fluorinated elastic copolymer capable of obtaining a crosslinked rubber which is excellent in tensile strength and has a low compression set under high temperature conditions; a method for producing such a fluorinated elastic copolymer; a crosslinked rubber; and a method for producing such a crosslinked rubber. A fluorinated elastic copolymer having structural units based, respectively, on monomers (a), (b) and (c), and further having iodine atoms. Monomer (a): at least one member selected from the group consisting of tetrafluoroethylene, hexafluoropropylene, vinylidene fluoride, chlorotrifluoroethylene and perfluoro(alkyl vinyl ether). Monomer (b): at least one member selected from the group consisting of compounds represented by formula (I): CR1R2?CR3—R4—CR5?CR6R7 (I) (wherein R1, R2, R3, R5, R6 and R7 are each independently a hydrogen atom, a fluorine atom or a methyl group; and R4 is a C1-10 perfluoroalkylene group which may have an etheric oxygen atom inserted between carbon atoms).
    Type: Application
    Filed: January 26, 2018
    Publication date: May 31, 2018
    Applicant: ASAHI GLASS COMPANY, LIMITED
    Inventors: Keisuke YAGI, Takehiro Kose, Hiroki Nagai, Satoko Yasuda
  • Publication number: 20180148606
    Abstract: To provide a fluorinated ether compound, a fluorinated ether composition and a coating liquid that are able to form a surface layer which is excellent in water/oil repellency, abrasion resistance, fingerprint stain removability, lubricity and outer appearance, and an article having such a surface layer. A fluorinated ether compound represented by A1—O—(Rf1O)m1-Q1-[C(O)N(R1)]p1—R11—C[—R12—SiR13n1X13?n1]3, wherein A1 is a C1-20 perfluoroalkyl group; Rf1 is a fluoroalkylene group having no branched structure; m1 is an integer from 2 to 210; Q1 is a single bond or a fluoroalkylene group having no branched structure; R1 is a hydrogen atom, etc.; p1 is 0 or 1; R11 is a single bond, an alkylene group, etc.; R12 is an alkylene group, etc.; R13 is a monovalent hydrocarbon group, etc.; X1 is a hydrolyzable group; and n1 is an integer of from 0 to 2.
    Type: Application
    Filed: January 23, 2018
    Publication date: May 31, 2018
    Applicant: Asahi Glass Company, Limited
    Inventors: Taiki Hoshino, Kiyotaka Takao, Kazue Toda, Kenji Ishizeki, Akira Isobe
  • Publication number: 20180147819
    Abstract: A glass sheet includes a main surface, a first end surface perpendicular to the main surface, and a chamfered surface provided adjacent to the main surface and between the main surface and the first end surface. In a cross section perpendicular to the main surface and the first end surface, a point at which an imaginary line of the first end surface and an imaginary line of the chamfered surface intersect is a first intersection point, and a point at which a straight line that passes through the first intersection point, is perpendicular to the imaginary line of the first end surface and is extended toward the chamfered surface intersects the chamfered surface is a second intersection point. A line segment connecting the first intersection point and the second intersection point has a length of 10 ?m or less.
    Type: Application
    Filed: January 25, 2018
    Publication date: May 31, 2018
    Applicant: ASAHI GLASS COMPANY, LIMITED
    Inventors: Naoaki Miyamoto, Masabumi Ito, Kazuya Ishikawa, Kazuya Takemoto, Naoya Wada
  • Patent number: 9986601
    Abstract: To provide a vehicle window glass, in which heater wires and a conductor wire, such as an antenna, intersect, and a mounting structure for the window glass for a vehicle. The heater wires are not noticeable and have a good appearance. A window glass for a vehicle, comprising a glass main body, a plurality of heater wires formed to extend in a horizontal direction when mounted to a vehicle, and an antenna wire formed to intersect at least one of the heater wires, wherein the smallest line width “a” of the heater wires is at most 0.4 mm, and the largest line width “b” of the antenna wire is smaller than the line width “a” in a range of intersection of the antenna wire and the heater wires extending from one end of the antenna wire to the other end of the antenna wire.
    Type: Grant
    Filed: April 23, 2015
    Date of Patent: May 29, 2018
    Assignee: Asahi Glass Company, Limited
    Inventor: Yuukou Minamiya
  • Patent number: 9985333
    Abstract: There is provided a window glass for a vehicle, the window glass including a glass antenna for transmitting and receiving communication waves. The glass antenna includes a pair of electrodes that are a ground electrode and a power feeding electrode; a first antenna element connected to the power feeding electrode; a second antenna element connected to the power feeding electrode, the second antenna element extending downward; a third antenna element connected to the power feeding electrode, the third antenna element extending in a direction that differs from that of the second antenna element; a fourth antenna element, one end of the fourth antenna element being connected to an end portion of the third antenna element; and a fifth antenna element, one end of the fifth antenna element being connected to the end portion of the third antenna element and the one end of the fourth antenna element.
    Type: Grant
    Filed: May 6, 2016
    Date of Patent: May 29, 2018
    Assignee: ASAHI GLASS COMPANY, LIMITED
    Inventors: Shoichi Takeuchi, Naoki Hashimoto