Patents Examined by Vivian Chen
  • Patent number: 11396167
    Abstract: A method for producing a laminate, the method comprising at least a pretreatment step of pretreating a surface of a substrate made of a plastic film by reactive ion etching so that the maximum displacement of the substrate surface measured by local thermal analysis is 300 nm or more, and a lamination step of laminating a thermoplastic resin layer made of a material different from that of the substrate on the pretreated surface of the substrate; wherein the plastic film is a polyethylene terephthalate film.
    Type: Grant
    Filed: July 22, 2020
    Date of Patent: July 26, 2022
    Assignee: TOPPAN PRINTING CO., LTD.
    Inventors: Miki Fukugami, Toshiya Ishii, Tomoko Ooki
  • Patent number: 11377569
    Abstract: An electrical steel sheet (10) is provided with a base iron (1) and an insulating film (2) formed on a surface of the base iron (1). The insulating film (2) contains: a first component: 100 parts by mass, the first component containing: a metal phosphate: 100 parts by mass; and one kind selected from a group consisting of an acrylic resin, an epoxy resin and a polyester resin which have an average particle size of 0.05 ?m to 0.50 ?m, or a mixture or copolymer of two or three kinds selected from the group: 1 part by mass to 50 parts by mass; and a second component composed of dispersion or powder of a fluorine resin having an average particle size of 0.05 ?m to 0.35 ?m: 0.5 parts by mass to 10 parts by mass.
    Type: Grant
    Filed: July 15, 2011
    Date of Patent: July 5, 2022
    Assignee: NIPPON STEEL CORPORATION
    Inventors: Kazutoshi Takeda, Kenji Kosuge, Tatsuya Takase, Kohji Muneda
  • Patent number: 11370933
    Abstract: The aim of the invention is to provide polyester/primer/metallic coating composite films having good adherence of the metallic coating in dry and humid conditions. Said films also form a good gas barrier: oxygen permeability less than or equal to 0.8 cc/m2/d; water vapour permeability less than or equal to 0.3 g/m2/d. To this end, the invention concerns a composite film comprising a polyester substrate, at least one coating adhering on at least one of the faces of the substrate and at least one layer of primer for cross-linked adhesion between the substrate and the coating.
    Type: Grant
    Filed: October 14, 2016
    Date of Patent: June 28, 2022
    Assignee: TORAY FILMS EUROPE
    Inventors: Keltoum Ouzineb, Maria Cristina Penache, Laurent Derveaux
  • Patent number: 11370160
    Abstract: A technology for improving molding properties while minimizing curling after molding in a battery packaging material comprising a laminate that is provided with a barrier layer, a heat-sealable resin layer positioned on one surface side of the barrier layer, and a polyester film positioned on the other surface side of the barrier layer. This battery packaging material is configured from at least a laminate provided with a barrier layer, a heat-sealable resin layer positioned on one surface side of the barrier layer, and a polyester film positioned on the other surface side of the barrier layer. The birefringence of the polyester film is in the range of 0.016-0.056.
    Type: Grant
    Filed: May 31, 2017
    Date of Patent: June 28, 2022
    Assignee: DAI NIPPON PRINTING CO., LTD.
    Inventors: Daisuke Yasuda, Rikiya Yamashita, Takanori Yamashita
  • Patent number: 11365278
    Abstract: The present invention relates to a binder system which contains an isocyanate-terminated polyurethane prepolymer as the resin component and a polyol mixture as the curing agent, said polyol mixture containing at least one alkoxylated diamine. The invention also relates to the use of the binder system as an adhesive/sealing material, in particular as a laminating adhesive for food packaging.
    Type: Grant
    Filed: October 24, 2017
    Date of Patent: June 21, 2022
    Assignee: Henkel AG & Co. KGaA
    Inventors: Marcel Blodau, Andre te Poel, Claudia Meckel-Jonas
  • Patent number: 11358378
    Abstract: A multi-layer polymer film comprising at least one middle layer A, the polymeric constituents of which are soluble in aqueous solution, and in each case at least one substantially water-impermeable covering layer B, C arranged above and below the at least one middle layer A, wherein the layers A, B and C independently of each other in each case comprise at least one thermoplastic polymer and at least one of the covering layers B and C comprises at least one polyhydroxyalkanoate is presented and described. Processes for the production of the multi-layer polymer film according to the invention and its use for the production of molded parts, films or bags are furthermore presented and described.
    Type: Grant
    Filed: November 19, 2015
    Date of Patent: June 14, 2022
    Assignee: BIO-TEC BIOLOGISCHE NATURVERPACKUNGEN GMBH & CO. KG.
    Inventors: Ralf Hackfort, Johannes Mathar, Frank Rörthmans, Harald Schmidt, Christoph Hess
  • Patent number: 11339258
    Abstract: A resin composition is provided. The resin composition comprises the following components: (A) a halogen-free epoxy resin; (B) a hardener; and (C) a phosphorus-containing phenolic resin of the following formula (I): wherein m, n, l, R1, and R2 are as defined in the specification.
    Type: Grant
    Filed: June 15, 2018
    Date of Patent: May 24, 2022
    Assignee: TAIWAN UNION TECHNOLOGY CORPORATION
    Inventors: Chih-Wei Liao, Guan-Syun Tseng, Tsung-Hsien Lin, Ju-Ming Huang, Chen-Hua Yu
  • Patent number: 11338558
    Abstract: The invention pertains to a multilayer assembly comprising: (L1) a first inner layer [layer (L1)] made from a first composition [composition (C1)], said composition (C1) comprising: at least one polymer comprising recurring units derived from ethylene (E) and from chlorotrifluoroethylene (CTFE), and at least one Ti compound; and (L2) a second outer layer [layer (L2)] made from a second composition [composition (C2)], said composition (C2) being substantially free from TiO2-containing additives, said second composition comprising at least one semi-crystalline polymer comprising recurring units derived from ethylene and from at least one fluoromonomer selected from chlorotrifluoroethylene (CTFE), tetrafluoroethylene (TFE) and mixtures thereof, said semi-crystalline polymer having a heat of fusion of at least 35 J/g [polymer (A)].
    Type: Grant
    Filed: July 29, 2019
    Date of Patent: May 24, 2022
    Assignee: SOLVAY SPECIALTY POLYMERS ITALY S.P.A.
    Inventors: Serena Carella, Mattia Bassi, Stefano Mortara, Paolo Toniolo, Julio A. Abusleme
  • Patent number: 11325363
    Abstract: An object is to provide a laminate having excellent lamination strength that includes a polyester film having a furandicarboxylate unit and a heat-sealable resin layer, and to provide a packaging bag including the same. A laminate including a polyester film and a heat-sealable resin layer, wherein the polyester film is a biaxially oriented polyester film containing a polyethylene furandicarboxylate resin composed of a furandicarboxylic acid and ethylene glycol, a plane orientation coefficient ?P of the film is 0.100 or more and 0.160 or less, a thickness of the film is 1 ?m or more and 300 ?m or less, a heat shrinkage rate of the film is 10% or less when heated at 150° C. for 30 minutes, and lamination strength of the laminate is 2.0 N/15 mm or more.
    Type: Grant
    Filed: February 28, 2018
    Date of Patent: May 10, 2022
    Assignees: TOYOBO CO., LTD., Furanix Technologies B.V.
    Inventors: Shota Hayakawa, Yukihiro Numata, Katsuya Ito, Jun Inagaki, Jesper Gabriel Van Berkel
  • Patent number: 11325362
    Abstract: To provide a layered polyester film having excellent mechanical properties, transparency, heat resistance, and gas barrier property. A layered polyester film including a polyester film and a thin film layer, wherein the polyester film is a biaxially oriented polyester film including a dicarboxylic acid component containing mainly a furandicarboxylic acid and a glycol component containing mainly ethylene glycol, the covering layer is formed on at least one surface of the polyester film, and the layered polyester film has a plane orientation coefficient ?P of not less than 0.100 and not more than 0.200, and a thickness of the layered polyester film is not thinner than 1 ?m and not thicker than 300 ?m.
    Type: Grant
    Filed: December 26, 2016
    Date of Patent: May 10, 2022
    Assignees: TOYOBO CO., LTD., Furanix Technologies B.V.
    Inventors: Jun Inagaki, Kaoru Sawada, Yukihiro Numata, Jesper Gabriel Van Berkel
  • Patent number: 11318662
    Abstract: To provide a layered polyester film having excellent mechanical properties, transparency, heat resistance, and in particular excellent gas barrier property. A layered polyester film containing a polyester film and a thin film layer including mainly an inorganic compound, wherein the polyester film is a biaxially oriented polyester film including a dicarboxylic acid component containing mainly a furandicarboxylic acid and a glycol component containing mainly ethylene glycol, the thin film layer is formed on at least one surface of the polyester film, the inorganic compound is at least one of aluminum oxide and silicon oxide, and the layered polyester film has a plane orientation coefficient ?P of not less than 0.100 and not more than 0.200, a film thickness of not thinner than 1 ?m and not thicker than 300 ?m, and an oxygen permeability of not less than 0.1 mL/m2/day/MPa and not more than 80 mL/m2/day/MPa under a temperature of 23° C. and a humidity of 65%.
    Type: Grant
    Filed: December 26, 2016
    Date of Patent: May 3, 2022
    Assignees: TOYOBO CO., LTD., Furanix Technologies B.V.
    Inventors: Jun Inagaki, Yukihiro Numata, Jesper Gabriel Van Berkel
  • Patent number: 11299621
    Abstract: Embodiments herein relate to a polymer film comprising an anti-blushing composition in a blend comprising polyethylene terephthalate (PET) and polybutylene terephthalate (PBT); wherein the blend contains at least 50 wt. % of PBT; wherein the anti-blushing composition comprises a phosphorus containing compound but excludes certain phosphorus compounds; and wherein the anti-blushing composition is configured to prevent blushing in the polymer film laminated directly to a metal substrate sheet and exposed to steam at a temperature of 260° F. for 90 minutes.
    Type: Grant
    Filed: December 18, 2018
    Date of Patent: April 12, 2022
    Assignee: Toray Plastics (America), Inc.
    Inventors: Jan Moritz, Robert Ervolino
  • Patent number: 11292908
    Abstract: This invention provides an easy-to-tear resin film. Such easy-to-tear resin film is an easy-to-tear, unstretched resin film composed of a blend of a polyethylene terephthalate-based resin with the second resin having a difference in SP value from the polyethylene terephthalate-based resin of 1.1 to 4.0 (cal/cm3)0.5. This invention also provides a laminate film 1B for a packaging material comprising the easy-to-tear, unstretched resin film 10 between the inner layer film 20 serving as a heat seal surface and the surface layer film 30 comprising an isophthalic acid-modified polyethylene terephthalate resin having a copolymerization ratio of isophthalic acid component of 0 mol % to 5 mol %.
    Type: Grant
    Filed: July 14, 2017
    Date of Patent: April 5, 2022
    Assignees: Toyo Seikan Group Holdings, Ltd., Toyo Seikan Co., Ltd.
    Inventors: Satoshi Kawamura, Jiro Tomita, Takafumi Ohsawa, Yoshihiro Ohta, Takuya Hara
  • Patent number: 11286399
    Abstract: Provided is a powder coating composition, whereby a cured film excellent in water resistance, chemical resistance and weather resistance, can be formed by single coating operation, wherein a fluorinated resin layer and a polyester layer are layer-separated in the process of melting and curing the powder coating composition. A powder coating composition comprising a fluorinated resin (A), a polyester polymer (B), a curing agent (C) and an ultraviolet absorber (D), wherein the polyester polymer (B) is a polyester polymer comprising units derived from a C8-15 aromatic polybasic carboxylic acid compound and units derived from a C2-10 a polyhydric alcohol compound.
    Type: Grant
    Filed: June 12, 2017
    Date of Patent: March 29, 2022
    Assignee: AGC Inc.
    Inventors: Shun Saito, Kouji Uchida
  • Patent number: 11267233
    Abstract: The present disclosure is directed to peelable, heat-sealable lidding films for containers of diverse polymer compositions storing various products such as foodstuffs and pharmaceuticals. The lidding films disclosed herein can be heat-sealed to crystalline polyester trays (CPET), easily peeled, and contain improved antifogging performance by incorporating a non-migratory antifogging additive into the heat sealable layer of the film without deteriorating seal strengths.
    Type: Grant
    Filed: April 14, 2020
    Date of Patent: March 8, 2022
    Assignee: Toray Plastics (America), Inc.
    Inventors: Kari Shoolbraid, Takafumi Sakai
  • Patent number: 11260625
    Abstract: The present disclosure provides a biodegradable and compostable multilayer film. The biodegradable and compostable multilayer film comprises a sealant product side layer comprising at least one slip additive and having a pre-determined co-efficient of friction, an outer surface layer, and at least one intermediate layer disposed between the sealant product 5 side layer and the outer surface layer. The biodegradable and compostable multilayer film of the present disclosure has good mechanical properties and is non-reactive with tobacco based products, medicines, and food products to be packaged.
    Type: Grant
    Filed: May 9, 2017
    Date of Patent: March 1, 2022
    Assignee: Creative Plastics.
    Inventors: Prakash Rasiklal Dhariwal, Milind Ganesh Bhole, Sharad Shrikant Kulkarni
  • Patent number: 11254812
    Abstract: A composition is described comprising semicrystalline polylactic acid polymer; polyvinyl acetate polymer having a glass transition temperature (Tg) of at least 25° C.; plasticizer; and optionally amorphous polylactic acid polymer. In another embodiment the composition further comprises nucleating agent. Also described are films comprising the composition as well as articles, such as a tape or sheet, comprising the film described herein and a layer of pressure sensitive adhesive disposed on the film.
    Type: Grant
    Filed: January 21, 2020
    Date of Patent: February 22, 2022
    Assignee: 3M Innovative Properties Company
    Inventors: Ning Zhou, Robert S. Clough, Derek J. Dehn, Jeffrey P. Kalish, William W. Merrill, Kevin M. Lewandowski, Jayant Chakravarty
  • Patent number: 11248071
    Abstract: The invention relates to fluoropolymer filament for use in 3-D printing, and 3-D printed fluoropolymer articles having low warpage, excellent chemical resistance, excellent water resistance, flame resistance, and good mechanical integrity. Additionally, the articles of the invention have good shelf life without the need for special packaging. In particular, the invention relates to filament, 3-D printed polyvinylidene fluoride (PVDF) articles, and in particular material extrusion 3-D printing. The articles may be formed from PVDF homopolymers, copolymers, such as KYNAR® resins from Arkema, as well as polymer blends with appropriately defined low shear melt viscosity. The PVDF may optionally be a filled PVDF formulation. The physical properties of the 3-D printed articles can be maximized and warpage minimized by optimizing processing parameters.
    Type: Grant
    Filed: April 23, 2020
    Date of Patent: February 15, 2022
    Assignee: Arkema Inc.
    Inventors: David Shin-Ren Liu, Gregory S. O'Brien, David A. Seiler, Mark Aubart, James J. Henry, Thomas Roland
  • Patent number: 11247442
    Abstract: A sealing film suitable for food packaging is disclosed, which adopts the following solution. The sealing film comprises, in sequence, a PET layer, a VMPET layer and a PE layer from outside to inside, wherein the PE layer comprises 100-110 parts of PE, 15-20 parts of EVA, 15-20 parts of EAA, 55-60 parts of HDPE and 10-15 parts of LLDPE in parts by mass. In this manner, the addition of HDPE and LLDPE into the PE layer is intended to enhance the tensile strength of the sealing film.
    Type: Grant
    Filed: August 26, 2020
    Date of Patent: February 15, 2022
    Assignee: HANGZHOU KENENG NEW MATERIAL TECHNOLOGY CO., LTD.
    Inventors: Guangquan Hu, Jiaming Zhang
  • Patent number: 11220614
    Abstract: Barriers for improved vapor mitigation are contemplated, such barriers being formed as a cured latex-asphalt mixture applied to the metal surface of a metallized substrate. The latex-asphalt mixture, prior to curing, comprises an emulsion of an asphalt component, a latex component, and water. Such barriers may be seen to substantially mitigate diffusion of chemical contaminants across the barriers in the form of gas or liquids. Also contemplated are methods for forming such barriers, whether fabricated off-site for installation on site, fabricated in-situ.
    Type: Grant
    Filed: May 10, 2018
    Date of Patent: January 11, 2022
    Assignee: REGENESIS BIOREMEDIATION PRODUCTS
    Inventors: Kristen A. Thoreson, Hieu Nguyen, Scott B. Wilson