408 patents
Page 18 of 21
Utility
Glass
27 May 20
An alkali-free glass of the present invention includes as a glass composition, in terms of mass %, 55% to 70% of SiO2, 15% to 25% of Al2O3, 0% to 5% of B2O3, 3% to 10% of MgO, 7% to 20% of SrO, and 0% to 5% of BaO, is substantially free of an alkali metal oxide, and has a strain point of more than 720° C.
Atsuki SAITO
Filed: 20 Nov 17
Utility
Glass Film Manufacturing Method
27 May 20
Provided is a glass film manufacturing method in which manufacture-related processing is performed on a glass film while the glass film (G) is conveyed, the glass film manufacturing method comprising the step of conveying the glass film (G) on a suction roller (46), wherein the suction roller (46a) is configured to suck only a center portion of the glass film in a width direction of the glass film (G).
Kaoru MITSUGI, Shuji AKIYAMA, Yoshinori HASEGAWA
Filed: 21 Feb 18
Utility
Method for Etching Glass, Etching Treatment Device and Glass Sheet
20 May 20
Provided is an etching method for a glass, including an etching step (S2) of immersing a glass (G) in an etching liquid (E) to subject the glass (G) to etching treatment.
Yoshiyuki SAKADE, Hiroaki NAKAHORI, Takeshi INUI
Filed: 26 Aug 18
Utility
Chemically Strengthened Glass and Method for Manufacturing Chemically Strengthened Glass
20 May 20
Provided is a tempered glass sheet, including: a compressive stress layer having a compressive stress of 20 MPa or more continuously from a main surface in a depth direction thereof; a tensile stress layer that is arranged on an inner side with respect to the compressive stress layer in a sheet thickness direction and has a tensile stress of 20 MPa or more continuously in a depth direction thereof; and a stress-neutral layer arranged between the compressive stress layer and the tensile stress layer, wherein the stress-neutral layer has a compressive stress of less than 20 MPa and/or a tensile stress of less than 20 MPa continuously in the sheet thickness direction, and has a thickness of 5.3% or more of a sheet thickness.
Kiyotaka KINOSHITA, Hiroshi SASAKI
Filed: 18 Jul 18
Utility
Glass
18 May 20
A glass of the present invention includes as a glass composition, in terms of mol %, 60% to 80% of SiO2, 12% to 25% of Al2O3, 0% to 3% of B2O3, 0% to 3% of Li2O+Na2O+K2O, 5% to 25% of MgO+CaO+SrO+BaO, and 0.1% to 10% of P2O5, and has a strain point of more than 730° C.
Atsuki Saito, Masahiro Hayashi
Filed: 4 Jan 17
Utility
Chalcogenide Glass Material
13 May 20
Provided is a small-diameter chalcogenide glass material having excellent weather resistance and mechanical strength and being suitable as an optical element for an infrared sensor.
Yoshimasa MATSUSHITA, Fumio SATO
Filed: 27 Jun 18
Utility
Composition for Glass Fiber, Glass Fiber, Glass-fiber-containing Composite Material Containing Glass Fiber, and Method for Manufacturing Glass Fiber
13 May 20
Provided is a composition for a glass fiber which has a high elastic modulus and satisfactory productivity, and can facilitate the production of a fine-count glass fiber.
Yuki YOKOTA, Toshikatsu TANAKA
Filed: 15 Nov 17
Utility
Cover Member and Information Device
13 May 20
A cover member used to cover a display device is disclosed that includes a first main surface arranged at a visually recognized side, a second main surface arranged opposite to the first main surface, a first light transmission portion, and a second light transmission portion.
Toshiyuki Kajioka, Koji Ikegami
Filed: 8 Jul 18
Utility
Transparent conductive film-equipped glass substrate and method for manufacturing same
11 May 20
Provided is a transparent conductive film-equipped glass substrate that, during patterning by laser of a transparent conductive film formed on an underlying glass layer, can prevent the transparent conductive film or the underlying glass layer from being discolored or damaged, and a manufacturing method thereof.
Masanori Wada, Ken Kashiwadani, Toru Hirao
Filed: 7 Jan 16
Utility
Method for Producing Colored Glass for Pharmaceutical Containers and Colored Glass for Pharmaceutical Containers
6 May 20
The present invention relates to a method of producing a colored glass for a pharmaceutical container by which the transmittance of a glass to be obtained is easily controlled so as to satisfy the standards of the Japanese Pharmacopoeia.
Yuki YOKOTA
Filed: 3 Jun 18
Utility
Method for Manufacturing Alkali-free Glass Substrate
6 May 20
A method for manufacturing an alkali-free glass substrate capable of manufacturing an alkali-free glass substrate having a higher strain point by decreasing the β-OH value of the glass is provided.
Masahiro TOMAMOTO, Hitoshi KANAYA, Toru HASEGAWA, Toru SAKURABAYASHI
Filed: 6 Dec 17
Utility
Method for Manufacturing Glass Fiber Strand
6 May 20
Provided is a method for manufacturing a glass fiber strand in which a glass fiber strand is formed by bundling a plurality of glass fiber filaments comprising molten glass drawn out from a nozzle, wherein said method for manufacturing a glass fiber strand is capable of detecting breakage of the glass fiber filaments in a more reliable manner.
Tomoki YANASE, Masaru NANBU
Filed: 27 May 18
Utility
Carrier Glass and Method for Producing Same
29 Apr 20
A carrier glass of the present invention is a carrier glass for carrying an organic resin substrate, wherein the carrier glass has a flat sheet shape having a thickness of from 0.1 mm to 1.2 mm, wherein the carrier glass has a content of iron in glass in terms of Fe2O3 of from 45 ppm by mass to 130 ppm by mass, and wherein the carrier glass has a transmittance at a wavelength of 308 nm in a thickness direction of from 71% to 81%.
Atsuki SAITO
Filed: 23 Apr 18
Utility
Glass Resin Laminate
29 Apr 20
Provided is a glass resin laminate (1), including: a resin layer (2); a glass sheet (3); an adhesive layer (4) configured to bond the glass sheet (3) and the resin layer (2); and a functional film (5) interposed in the adhesive layer (4).
Takehiko ISOMOTO, Yasuhiko NOZAKI, Yoshio TANAKA
Filed: 21 Mar 18
Utility
Glass Plate and Method for Manufacturing Same
29 Apr 20
A glass sheet of the present invention has a content of Li2O+Na2O+K2O of from 0 mol % to less than 1.0 mol % and a content of B2O3 of from 0 mol % to less than 2.0 mol % in a glass composition, has a β-OH value of less than 0.20/mm, and has a thermal shrinkage ratio of 20 ppm or less when increased in temperature from normal temperature at a rate of 5° C./min, kept at a temperature of 500° C. for 1 hour, and decreased in temperature at a rate of 5° C./min.
Atsuki SAITO
Filed: 11 Mar 18
Utility
Glass Substrate
29 Apr 20
A glass substrate of the present invention has a temperature at a viscosity at high temperature of 102.5 dPa·s of 1,650° C. or less, and an estimated viscosity Log η500 at 500° C. of 26.0 or more calculated by the equation Log η500=0.167×Ps-0.015×Ta-0.062×Ts-18.5.
Atsuki SAITO
Filed: 11 Apr 18
Utility
Cover Glass and Airtight Package Using Same
29 Apr 20
A cover glass of the present invention includes a sealing material layer on one surface, wherein the sealing material layer has a gap formed therein.
Masayuki HIROSE
Filed: 14 Mar 18
Utility
Wavelength conversion member and production method therefor
27 Apr 20
Provided is a wavelength conversion member that can be adjusted in chromaticity with high accuracy and a production method therefor.
Hiroyuki Shimizu, Hideki Asano, Takashi Murata
Filed: 20 Jul 17
Utility
Glass-resin Composite
22 Apr 20
A glass-resin composite of the present invention includes at least a plurality of glass sheets and a resin sheet which are integrally combined with each other via an organic resin intermediate layer, wherein, out of inner glass sheets of the plurality of glass sheets, at least one glass sheet has a crystallinity of 30% or less and a Young's modulus of 75 GPa or more.
Yohei HOSODA, Shingo NAKANE
Filed: 22 Mar 18
Utility
Glass Plate
22 Apr 20
A glass sheet of the present invention is a glass sheet for producing a glass-resin composite through integral combination with a resin sheet, the glass sheet including as a glass composition, in terms of mol %, 40% to 80% of SiO2, 5% to 30% of Al2O3, 0% to 20% of Li2O+Na2O+K2O, 3% to 35% of MgO, and 0% to 15% of CaO+SrO+BaO.
Yohei HOSODA, Shingo NAKANE
Filed: 26 Feb 18