Patents Examined by Prashant J Khatri
  • Patent number: 11504951
    Abstract: A polyvinyl acetal resin film for laminated glass, a viscosity of toluene/ethanol=1/1 (by mass ratio) solution of a polyvinyl acetal resin in a resin composition constituting the polyvinyl acetal resin film with a concentration of 10% by mass, measured at 30 rpm and 20° C. by using a Brookfield-type (B-type) viscometer, being more than 200 mPa·s, the polyvinyl acetal resin film comprising a plasticizer in an amount of 0 to 20% by mass based on a total mass of the resin composition constituting the polyvinyl acetal resin film, and the polyvinyl acetal resin film having a thickness of 10 to 350 ?m.
    Type: Grant
    Filed: March 27, 2018
    Date of Patent: November 22, 2022
    Assignee: KURARAY EUROPE GMBH
    Inventors: Koichiro Isoue, Hirotaka Yasuda, Jun Koishikawa, Uwe Keller
  • Patent number: 11506820
    Abstract: The present invention relates to an anti-reflective film including: a hard coating layer; and a low refractive index layer containing a binder resin containing a copolymer of a polyfunctional (meth)acrylate-based monomer, and inorganic particles dispersed in the binder resin, wherein the polyfunctional (meth)acrylate-based monomer includes a 2- to 4-functional (meth)acrylate-based monomer and a 5- to 6-functional (meth)acrylate-based monomer in a weight ratio of 9:1 to 6:4, and a polarizing plate and a display apparatus using the same.
    Type: Grant
    Filed: January 15, 2019
    Date of Patent: November 22, 2022
    Assignee: LG CHEM, LTD.
    Inventors: Jinseok Byun, Kwangseok Seo, Jung Hyun Seo, Yeongrae Chang
  • Patent number: 11491768
    Abstract: Provided is an interlayer film for laminated glass capable of enhancing the sound insulating property over a wide range of temperature from 0° C. to 40° C. An interlayer film for laminated glass according to the present invention is an interlayer film for laminated glass having a one-layer structure or a two or more-layer structure, the interlayer film includes a resin layer, and a ratio of a first storage modulus G? at a peak temperature of a maximum peak of tan ? to a second storage modulus G? at a temperature 100° C. higher than the peak temperature of the maximum peak of tan ? is 50 or more and 500 or less in viscoelasticity measurement at a frequency of 1 Hz in a shearing mode.
    Type: Grant
    Filed: January 30, 2019
    Date of Patent: November 8, 2022
    Assignee: SEKISUI CHEMICAL CO., LTD.
    Inventors: Yuki Ishikawa, Shinji Kawada, Tatsuya Iwamoto, Nobuo Matsuki
  • Patent number: 11479694
    Abstract: The invention relates to the technical field of adhesive tape and discloses a high-performance ultra-thin double-sided adhesive tape, including a polyester film substrate, a high-performance adhesive coating coated on both sides of the polyester film, wherein the high-performance adhesive coating is composed of the following parts by weight of each component uniformly mixed: 100-140 parts by weight of high-performance acrylic pressure sensitive adhesive, 15-20 parts by weight of curing agent, and 130-160 parts by weight of ethyl acetate. The thickness of the adhesive tape is 0.003-0.010 mm, with a good adhesion and a mechanical strength.
    Type: Grant
    Filed: October 23, 2020
    Date of Patent: October 25, 2022
    Inventor: Shaoyu Fan
  • Patent number: 11472153
    Abstract: A continuous honeycomb core material, a honeycomb core sandwich composite panel and a method and a device for preparing the same. The continuous honeycomb core material includes a honeycomb-core material, which includes a plurality of cells arranged in rows, and transversely adjacent cells are connected via transversely arranged connecting walls. The sidewalls of longitudinally adjacent cells are bonded via the adhesive layer. A connecting structure is arranged between two adjacent honeycomb core materials. The connecting structure includes a first connecting portion and a second connecting portion corresponding thereto. The first and second connecting portions are respectively arranged on different transverse sides of the honeycomb core material. A first connecting portion of one continuous honeycomb core material section is engaged with a second connection portion of another continuous honeycomb core material section are connected to form the connecting structure.
    Type: Grant
    Filed: September 16, 2021
    Date of Patent: October 18, 2022
    Assignee: JIANGSU QIYI TECHNOLOGY CO., LTD
    Inventor: Huaping Zhu
  • Patent number: 11472167
    Abstract: Recyclable, all-polyethylene laminate film structures suitable for use in a flexible packaging are disclosed. The structures comprise a film layer consisting essentially of an ethylene-based polymer and a barrier adhesive layer disposed on a surface of the film layer, wherein the structure has an oxygen transmission rate not greater than 100 O2/m2/day, measured according to ASTM Method D3985. Recyclable, all-polyethylene laminate film structures suitable for use in a flexible packaging are disclosed comprising (A) a sealant film layer consisting essentially of an ethylene-based polymer, (B) an intermediate film layer consisting essentially of an ethylene-based polymer, (C) a structural film layer consisting essentially of an ethylene-based polymer, and (D) a barrier adhesive layer, wherein the recyclable, all-polyethylene laminate film structure has an oxygen transmission rate not greater than 100 O2/m2/day, measured according to ASTM Method D3985.
    Type: Grant
    Filed: May 9, 2018
    Date of Patent: October 18, 2022
    Assignee: Dow Global Technologies LLC
    Inventors: Kalyan Sehanobish, Amira A. Marine, Daniele Vinci
  • Patent number: 11458705
    Abstract: Provided is a laminated glass capable of preventing scorching in an end part of the laminated glass. A laminated glass according to the present invention is a laminated glass including a first glass plate, a second glass plate, and an interlayer film, at least one of the first glass plate and the second glass plate being a heat ray absorbing plate glass conforming to JIS R3208:1998, each of the first glass plate and the second glass plate having a thickness of 1.9 mm or less, when a layer having a lowest glass transition temperature in the interlayer film being referred to as a layer X, the layer X containing a thermoplastic resin, a ratio of a weight average molecular weight of the thermoplastic resin in the layer X before the light irradiation test, to a weight average molecular weight of the thermoplastic resin in the layer X after the light irradiation test being 2 or less.
    Type: Grant
    Filed: September 27, 2018
    Date of Patent: October 4, 2022
    Assignee: SEKISUI CHEMICAL CO., LTD.
    Inventors: Shougo Yoshida, Moyuru Okano, Atsushi Nohara, Yoshikazu Masuyama
  • Patent number: 11453025
    Abstract: The invention relates to a biaxially oriented polypropylene film (BOPP) comprising layers (A) to (D), wherein layers (B) to (D) contain biaxially oriented polypropylene and layer (A) contains polyurethane and nanoparticles and has a layer thickness of 25 to 300 nm, layer (B) contains polymers with functional groups that are capable of forming covalent bonds with polyurethane and is directly connected to layer (A), layer (C) has at least a layer thickness of 50% of the total thickness of the film, and layer (D) represents an outer layer of the film containing an anti-blocking agent. The invention also relates to a method for producing films of this type.
    Type: Grant
    Filed: January 24, 2019
    Date of Patent: September 27, 2022
    Assignee: Brückner Maschinenbau GmbH & Co. KG
    Inventors: Willi Lindemann, Martin Wolf
  • Patent number: 11447165
    Abstract: A train window structure and a train with the train window structure, the train window structure comprises a train window frame; train window glass arranged on the train window frame and internally provided with a hollow structure; and a display arranged in the hollow structure to display information on the train window glass, and information is displayed on the display in the hollow structure and is provided for passengers.
    Type: Grant
    Filed: September 30, 2017
    Date of Patent: September 20, 2022
    Assignee: CRRC QINGDAO SIFANG CO., LTD.
    Inventors: Sansan Ding, Yali Jia, Kainan Mao, Peng Gao, Shanshan Wang, Yu Zeng, Zhong Li, Yuwen Liu, Zhenzhong Wang
  • Patent number: 11442209
    Abstract: The invention provides a multilayer laminated film containing a multilayer laminated structure of alternately laminated first and second layers, and a thick film layer in contact therewith. The multilayer laminated structure has a layer thickness profile in terms of the physical thickness of repeating first and second layers. The layer thickness profile has a monotonously increasing thickness region and a thin layer region, which has at least three repeating units, a L2/L1 ratio of 0.85 or less, and a A2/L1 ratio of 0.70 or less, where L1 is the maximum repeating unit thickness in the monotonously increasing thickness region, L2 is the maximum repeating unit thickness in the thin layer region, and A2 is the average repeating unit thickness in the thin layer region. The thin layer region is on the thicker side of the monotonously increasing thickness region and in contact with the thick film layer.
    Type: Grant
    Filed: July 4, 2018
    Date of Patent: September 13, 2022
    Assignee: TOYOBO CO., LTD.
    Inventors: Amane Hirose, Mitsuo Tojo
  • Patent number: 11442200
    Abstract: A low-reflection coated glass sheet of the present invention includes a glass sheet and a low-reflection coating. The low-reflection coating is formed on at least a portion of one principal surface of the glass sheet and contains a binder containing silica as a main component, fine silica particles bound by the binder, and fine titania particles bound by the binder. The low-reflection coating satisfies the following relationships: 30 mass %<CSP<68 mass %; 12 mass %?CTP<50 mass %; 20 mass %<CBinder<43.75 mass %; CTP/CBinder?0.6; CBinder<25 mass % in the case of CSP?55 mass %; and CTP>20 mass % in the case of CSP<55 mass %. The low-reflection coated glass sheet has a transmittance gain of 2.0% or more.
    Type: Grant
    Filed: July 7, 2017
    Date of Patent: September 13, 2022
    Assignee: NIPPON SHEET GLASS COMPANY, LIMITED
    Inventors: Mizuho Koyo, Tatsuhiro Nakazawa, Mitsuhiro Kawazu
  • Patent number: 11434397
    Abstract: Disclosed are a double-sided adhesive film for bonding heterogeneous substrates, a laminated film, and a display device. The double-sided adhesive film for bonding heterogeneous substrates comprises: a first adhesive layer; and second adhesive layer which is disposed on the first adhesive layer and has a different adhesive force from that of the first adhesive layer to the same substrate.
    Type: Grant
    Filed: August 26, 2019
    Date of Patent: September 6, 2022
    Assignee: Toray Advanced Materials Korea Inc.
    Inventors: Jae Hoon Kim, Ji Hoon Lee
  • Patent number: 11428848
    Abstract: An anti-reflective film including: a hard coating layer; and a low refractive index layer containing a binder resin, and two or more kind of hollow inorganic particles having different particle diameters measured by dynamic light scattering (DLS), wherein the two or more kind of hollow inorganic particles having different particle diameters include one kind of hollow inorganic particles having a particle diameter of 40 nm to 60 nm and one kind of hollow inorganic particles having a particle diameter of 65 nm to 100 nm, and a display apparatus comprising the anti-reflective film.
    Type: Grant
    Filed: May 1, 2020
    Date of Patent: August 30, 2022
    Assignee: LG CHEM, LTD.
    Inventors: Jinseok Byun, Jung Hyun Seo, Kwangseok Seo, Yeongrae Chang
  • Patent number: 11428849
    Abstract: A composite film may include a first transparent substrate and a first anti-reflective coating overlying a first surface of the first transparent substrate. The first anti-reflective coating may include fluorothermoplastic material and an acrylated polydimethylsiloxane. The composite film may further have a VLT of at least about 93.0% and a haze value of not greater than about 2.0%.
    Type: Grant
    Filed: December 16, 2019
    Date of Patent: August 30, 2022
    Assignee: SAINT-GOBAIN PERFORMANCE PLASTICS CORPORATION
    Inventor: Yongzhong Wang
  • Patent number: 11413851
    Abstract: A viscoelastic plastic interlayer intended to be arranged between two glass sheets of a glazing in order to provide it with vibroacoustic damping properties, includes two outer layers of thermoplastic adhesive, an inner layer arranged between the two outer layers, the inner layer having a loss factor tan ? greater than or equal to 1.6 at 20° C. and for a frequency range of between 2 kHz and 8 kHz, and first and second barrier layers arranged respectively between the outer layers and the inner layer 3, and composed of a viscoelastic plastic material.
    Type: Grant
    Filed: July 23, 2018
    Date of Patent: August 16, 2022
    Assignee: SAINT-GOBAIN GLASS FRANCE
    Inventors: Fabien Bouillet, David Shackleford, Jocelyn Rebufa
  • Patent number: 11407870
    Abstract: Embodiments relate to a hard coat laminated film having a first hard coat, a second hard coat, and a transparent resin film layer, where: the first hard coat is formed from paint which contains predetermined amounts of (A) a multifunctional (meth)acrylate, (B) a water repellent, and (C) a silane coupling agent, and which does not contain inorganic particles; and the second hard coat is formed from paint containing predetermined amounts of (D) a polymerizable compound and (E) inorganic fine particles having an average particle size of 1-300 nm. The (D) polymerizable compound contains: (d1) a multifunctional (meth)acrylate having three or more (meth)acryloyl groups in one molecule; (d2) a compound having two or more secondary thiol groups in one molecule; and optionally, (d3) at least one (meth)acrylate selected from the group consisting of a (meth)acrylate having two (meth)acryloyl groups in one molecule, a (meth)acrylate having one (meth)acryloyl group in one molecule, and a urethane(meth)acrylate.
    Type: Grant
    Filed: July 27, 2017
    Date of Patent: August 9, 2022
    Inventors: Masataka Mori, Yasuhiro Itagaki
  • Patent number: 11401092
    Abstract: A resin-coated metal sheet for a container, the metal sheet including: a first resin coat layer provided on a first surface of the metal sheet; a second resin coat layer provided on a second surface of the metal sheet, wherein each of the first and the second resin coat layers is composed mainly of a polyester resin having a melting point of 230° C. to 254° C., and the first resin coat layer, in a state that the resin coat layers coat the metal sheet, is formed of a resin material having: an arithmetic average roughness (Ra) of 0.10 ?m to 1.0 ?m; a crystallization temperature of 110° C. to 160° C.; and a water contact angle of 55 degrees to 80 degrees in a state that the resin coat layers have been heated at 240° C. for 90 seconds after the resin coat layers coat the metal sheet.
    Type: Grant
    Filed: May 24, 2018
    Date of Patent: August 2, 2022
    Assignee: JFE STEEL CORPORATION
    Inventors: Junichi Kitagawa, Tomonari Hiraguchi, Norihiko Nakamura, Hayato Saito, Yasuhide Oshima, Katsumi Kojima
  • Patent number: 11401199
    Abstract: 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.
    Type: Grant
    Filed: February 27, 2018
    Date of Patent: August 2, 2022
    Assignee: NIPPON ELECTRIC GLASS CO., LTD.
    Inventors: Yohei Hosoda, Shingo Nakane
  • Patent number: 11396162
    Abstract: Provided is an interlayer film for laminated glass capable of effectively enhancing the sound insulating property at 6300 Hz while effectively preventing deterioration in sound insulating property at 3150 Hz in laminated glass. An interlayer film for laminated glass according to the present invention has a one-layer structure or a two or more-layer structure and includes a resin layer containing a resin and a plasticizer. The interlayer film has a resonance frequency X of 550 Hz or more and 740 Hz or less, a loss factor Y in a secondary mode of 0.35 or more, and satisfies a formula: Y>0.0008X?0.142 in a measurement of resonance frequency in a secondary mode in a damping test for laminated glass according to a central exciting method of laminated glass, when the laminated glass is obtained by arranging the interlayer film between two glass plates of 25 mm wide, 300 mm long and 2 mm thick.
    Type: Grant
    Filed: May 18, 2018
    Date of Patent: July 26, 2022
    Assignee: SEKISUI CHEMICAL CO., LTD.
    Inventors: Tatsuya Iwamoto, Yuki Ishikawa, Shinji Kawada, Yuu Sakamoto
  • Patent number: 11397286
    Abstract: A light directing article comprises an acrylic polyvinyl acetal film to protect the optical elements of the light directing article. The acrylic polyvinyl acetal film has a Tg of at least 30° C. and comprises a (meth)acrylic polymer and polyvinyl acetal polymer. The acrylic polyvinyl acetal film is flexible and durable to mechanical deformation.
    Type: Grant
    Filed: June 5, 2017
    Date of Patent: July 26, 2022
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Todd D. Jones, Bimal V. Thakkar, Duane D. Fansler, Anthony F. Schultz, Jonathan E. Janoski, David C. Lueneburg, Carla S. Thomas, Tien Yi T. H. Whiting, Robert F. Watkins