Patents Assigned to Sekisui Chemical Co., Ltd.
  • Patent number: 11041054
    Abstract: There is provided an interlayer film for laminated glass with which the transparency can be enhanced. The interlayer film for laminated glass according to the present invention is obtained by mixing a first film material containing a first polyvinyl acetal resin and a second film material containing a second polyvinyl acetal resin and a plasticizer, and the absolute value of the difference between the content of the hydroxyl group of the first polyvinyl acetal resin and the content of the hydroxyl group of the second polyvinyl acetal resin contained together with the plasticizer in the second film material is less than or equal to 13% by mole.
    Type: Grant
    Filed: March 31, 2015
    Date of Patent: June 22, 2021
    Assignee: SEKISUI CHEMICAL CO., LTD.
    Inventors: Nami Minakuchi, Tatsuya Iwamoto
  • Publication number: 20210184219
    Abstract: A current collector layer for an all-solid-state battery is provided with which a good electron path can be easily formed and rate characteristic can be improved. A current collector layer 5 for an all-solid-state battery 1, the current collector layer 5 including: a carbon material; and a solid electrolyte, the all-solid-state battery 1 including a group 1 or 2 ion conductive solid electrolyte layer 2, the carbon material being mixed with Si at a weight ratio of 1:1 to produce a mixture, the mixture having an X-ray diffraction spectrum having a ratio of a peak height a to a peak height b, a/b, of 0.2 or more and 10.0 or less as being measured, the peak height a being highest in a range of 2? of 24° or more and less than 28°, and the peak height b being highest in a range of 2? of 28° or more and less than 30°.
    Type: Application
    Filed: April 24, 2019
    Publication date: June 17, 2021
    Applicant: SEKISUI CHEMICAL CO., LTD.
    Inventors: Yuuki SAWADA, Hiroki MASUDA
  • Patent number: 11033506
    Abstract: Provided is an external skin preparation capable of enhancing permeability of an active ingredient into parts of the epidermis located below the stratum corneum and the dermis even when a poorly water-soluble active ingredient is used. There is provided an external skin preparation containing a core-shell structure, comprising a core portion containing a poorly water-soluble active ingredient and a solubilizing agent, and a shell portion containing a surfactant. The solubilizing agent is at least one selected from the group consisting of cyclodextrin, methyl-cyclodextrin, dimethyl-cyclodextrin, 2-hydroxypropyl-cyclodextrin, hydroxyethyl-cyclodextrin, sulfobutyl ether-cyclodextrin, glucosyl-cyclodextrin, maltosyl-cyclodextrin and cluster dextrin. The surfactant is at least one selected from the group consisting of glycerol fatty acid esters, sorbitan fatty acid esters, propylene glycol fatty acid esters and fatty acid alkanolamides.
    Type: Grant
    Filed: November 20, 2018
    Date of Patent: June 15, 2021
    Assignee: SEKISUI CHEMICAL CO., LTD.
    Inventors: Saori Tone, Takayuki Akamine, Daichi Kawamura, Yuuta Nakamura
  • Patent number: 11034137
    Abstract: Provided is an interlayer film for laminated glass having high Young's modulus, high flexural rigidity, and high sound insulating property. An interlayer film for laminated glass according to the present invention has a one-layer or two or more-layer structure, and includes a first layer including an ionomer resin containing polyvinyl acetal into which an acid group is introduced, or containing a (meth)acrylic resin into which an acid group is introduced, and the ionomer resin has a content of the acid group of 1.5% by mole or more and 10% by mole or less, the ionomer resin has a degree of neutralization of 10% or more and 90% or less, and the first layer has a glass transition point within a temperature range between ?20° C. and 0° C. inclusive.
    Type: Grant
    Filed: March 31, 2017
    Date of Patent: June 15, 2021
    Assignee: SEKISUI CHEMICAL CO., LTD.
    Inventors: Kaoru Shindo, Yasuharu Nagai, Yuji Tanikawa
  • Publication number: 20210170364
    Abstract: The present invention relates to a catalyst including: a porous carrier including at least one element X selected from the group consisting of elements belonging to Groups 13 and 14 of the periodic table; an oxide of at least one metal element A selected from the group consisting of elements belonging to Groups 3 to 6 of the periodic table; and at least one oxide of a metal element B selected from the group consisting of elements belonging to Group 2 and Groups 7 to 12 of the periodic table, wherein at least a part of the oxide of the metal element A is bonded to the porous carrier.
    Type: Application
    Filed: January 10, 2019
    Publication date: June 10, 2021
    Applicant: SEKISUI CHEMICAL CO., LTD.
    Inventors: Haruka NISHIYAMA, Noritoshi YAGIHASHI, Toshihito MIYAMA
  • Publication number: 20210170719
    Abstract: An image display system (10) of the present invention includes: a sheet-shaped glass structure (11) containing a light scattering compound; and a light source (20) that irradiates one surface (11B) of the sheet-shaped glass structure (11) with light, wherein an images is displayed on the other surface (11F) of the sheet-shaped glass structure (11) by the light scattered by the light scattering compound. According to the present invention, in a rear projection-type image display system, image display with high contrast and high luminance is achieved, and a light source or the like disposed on the back surface side of the screen is less likely to be viewed.
    Type: Application
    Filed: November 30, 2018
    Publication date: June 10, 2021
    Applicant: SEKISUI CHEMICAL CO., LTD.
    Inventors: Daisuke NAKAJIMA, Masashi YANAI
  • Patent number: 11027374
    Abstract: Particles that can suppress the occurrence of cracking during a stress load in a connection part that connects two members to be connected are provided. The particles according to the present invention are particles used to obtain a connecting material for forming the connection part that connects two members to be connected, and the particles are used for forming the connection part such that thickness of the connection part after connection exceeds twice the average particle diameter of the particles before connection, or the particles have an average particle diameter of 0.1 ?m or more and 15 ?m or less, the particles have a 10% K value of exceeding 3000 N/mm2 and 20000 K/mm2 or less, and the particles have a particle diameter CV value of 50% or less.
    Type: Grant
    Filed: November 18, 2016
    Date of Patent: June 8, 2021
    Assignee: SEKISUI CHEMICAL CO., LTD.
    Inventors: Mai Yamagami, Satoshi Haneda, Takeshi Wakiya, Yasuyuki Yamada, Saori Ueda, Masao Sasadaira
  • Publication number: 20210164117
    Abstract: A carbon dioxide reduction device of the present invention is a carbon dioxide reduction device comprising a first electrode; at least any one of an electrolyte solution and an ion conducting membrane; and a second electrode, wherein the first electrode is a porous electrode having a porous carbon, and the porous carbon has at least one type of metal-nonmetal element bond represented by M-R, in which M represents a metal element of Groups 4 to 15, and R represents a nonmetal element of Groups 14 to 16.
    Type: Application
    Filed: September 12, 2018
    Publication date: June 3, 2021
    Applicant: SEKISUI CHEMICAL CO., LTD.
    Inventor: Naohiro FUJINUMA
  • Patent number: 11020825
    Abstract: A connecting material that can suppress the occurrence of cracking during a stress load in a connection part that connects two members to be connected, further can suppress the variation in thickness in the connection part to ensure the heat dissipation performance, and can increase the connection strength is provided. The connecting material according to the present invention is a connecting material used for forming the connection part that connects two members to be connected, the connecting material contains particles and metal atom-containing particles, the particles are used for forming the connection part such that thickness of the connection part after connection is twice or less the average particle diameter of the particles before connection, or the particles have an average particle diameter of 1 ?m or more and 300 ?m or less, the particles have a 10% K value of exceeding 3000 N/mm2 and 20000 N/mm2 or less, and the particles have a particle diameter CV value of 10% or less.
    Type: Grant
    Filed: November 18, 2016
    Date of Patent: June 1, 2021
    Assignee: SEKISUI CHEMICAL CO., LTD.
    Inventors: Mai Yamagami, Satoshi Haneda, Takeshi Wakiya, Yasuyuki Yamada, Saori Ueda, Masao Sasadaira
  • Patent number: 11024439
    Abstract: Particles that can suppress the occurrence of cracking or peeling during a thermal cycle in a connection part that connects two members to be connected, further can suppress the variation in thickness in the connection part, and can increase the connection strength are provided. The particles according to the present invention are particles used to obtain a connecting material for forming a connection part that connects two members to be connected, and the particles are used for forming the connection part such that thickness of the connection part after connection is twice or less the average particle diameter of the particles before connection, or the particles have an average particle diameter of 1 ?m or more and 300 ?m or less, the particles have a 10% K value of 30 N/mm2 or more and 3000 N/mm2 or less, and the particles have a particle diameter CV value of 10% or less.
    Type: Grant
    Filed: November 18, 2016
    Date of Patent: June 1, 2021
    Assignee: SEKISUI CHEMICAL CO., LTD.
    Inventors: Mai Yamagami, Satoshi Haneda, Takeshi Wakiya, Yasuyuki Yamada, Saori Ueda, Masao Sasadaira
  • Patent number: 11024463
    Abstract: The present invention provides an electret sheet that exhibits excellent piezoelectricity even by light stress. The electret sheet of the invention is characterized by including a charged porous sheet, in which the electret sheet has a compressive elastic modulus of 80 to 300 MPa when compressively deformed at 25° C. and a 50% compression stress of 120 to 300 kPa at 25° C., and thus has the excellent piezoelectricity for light stress and exhibits the excellent piezoelectricity even by light stress (0.5 N or less) caused by a pulse wave or a breathing.
    Type: Grant
    Filed: February 3, 2017
    Date of Patent: June 1, 2021
    Assignee: Sekisui Chemical Co., Ltd.
    Inventors: Tetsuhiro Kato, Nobuto Kamiya, Masahiro Tsuchiya, Yuuta Katsurayama, Yasuyuki Shirasaka
  • Patent number: 11014340
    Abstract: There is provided an interlayer film for laminated glass with which the sound insulating properties of laminated glass can be enhanced. The interlayer film 2 for laminated glass according to the present invention includes a polyvinyl acetal resin and a second resin component with a glass transition temperature higher than or equal to ?15° C. and lower than or equal to 5° C., the content of the polyvinyl acetal resin is greater than or equal to 10% by weight and less than or equal to 50% by weight and the content of the second resin component is greater than or equal to 50% by weight and less than or equal to 90% by weight, in 100% by weight of the total of the polyvinyl acetal resin and the second resin component, and the polyvinyl acetal resin and the second resin component form a sea-island structure in the interlayer film.
    Type: Grant
    Filed: September 30, 2014
    Date of Patent: May 25, 2021
    Assignee: SEKISUI CHEMICAL CO., LTD.
    Inventors: Kaoru Mikayama, Yasuharu Nagai
  • Patent number: 11014339
    Abstract: There is provided an interlayer film for laminated glass with which the adhesive force between the interlayer film and a laminated glass member of the laminated glass can be effectively improved. The interlayer film for laminated glass according to the present invention has one-layer structure or a two or more-layer structure, is provided with a first layer containing a thermoplastic resin, a plasticizer and a metal element as a surface layer of the interlayer film, and the first layer is a first layer having a contact angle of greater than 40.1° when measured by a sessile drop method using diiodomethane or a first layer having a contact angle of greater than 54.2° when measured by a sessile drop method using ethylene glycol.
    Type: Grant
    Filed: March 31, 2015
    Date of Patent: May 25, 2021
    Assignee: SEKISUI CHEMICAL CO., LTD.
    Inventors: Kouhei Yamaguchi, Ryuta Tsunoda
  • Patent number: 11015757
    Abstract: The present invention provides a pipe-making apparatus and a pipe-making method capable of making a spiral pipe variably adjusting a diameter or a perimeter of the pipe without an inner periphery limiter. An edge 94 of a following strip portion 92 of a strip member 90 is fitted with a corresponding edge 93 of a preceding pipe portion 91 preceding by one turn by a pipe-making part 3a of a pipe-making apparatus 3, the following strip portion 92 following the preceding pipe portion 91 precedingly made into the spiral pipe, the following strip portion not yet made into the pipe. The pipe-making apparatus 3a is propelled along a spiral winding direction accompanying the fitting. A position 9q of the fitting is variably adjusted by a fitting height adjuster such as an operating lever 30 in a machine height direction HD or a pipe inside-outside direction VD.
    Type: Grant
    Filed: March 30, 2017
    Date of Patent: May 25, 2021
    Assignee: SEKISUI CHEMICAL CO., LTD.
    Inventors: Hiroshi Sugahara, Tatsurou Baba, Masahiro Yamasaki, Yoshirou Sugiyama
  • Patent number: 11016087
    Abstract: Provided is an implement for inspection capable of measuring the concentration of a test substance with high accuracy. The implement for inspection according to the present invention is an implement for inspection used for measuring the concentration of a test substance that includes a compound for reacting with a test substance to form a granular substance or a compound which is for being bound to the test substance and is a granular substance, and a wall portion having a periodic structure on its surface.
    Type: Grant
    Filed: February 9, 2017
    Date of Patent: May 25, 2021
    Assignees: SEKISUI CHEMICAL CO., LTD., UNIVERSITY PUBLIC CORPORATION OSAKA
    Inventors: Yoshinori Akagi, Nobuhiko Inui, Kazuhiko Imamura, Takamasa Kouno, Shigeru Nomura, Tatsuro Endo
  • Patent number: 11017916
    Abstract: Particles that can suppress the occurrence of cracking or peeling during a thermal cycle in a connection part that connects two members to be connected are provided. The particles according to the present invention are particles used to obtain a connecting material for forming a connection part that connects two members to be connected, and the particles are used for forming the connection part such that thickness of the connection part after connection exceeds twice the average particle diameter of the particles before connection, or the particles have an average particle diameter of 0.1 ?m or more and 15 ?m or less, the particles have a 10% K value of 30 N/mm2 or more and 3000 N/mm2 or less, and the particles have a particle diameter CV value of 50% or less.
    Type: Grant
    Filed: November 18, 2016
    Date of Patent: May 25, 2021
    Assignee: SEKISUI CHEMICAL CO., LTD.
    Inventors: Mai Yamagami, Satoshi Haneda, Takeshi Wakiya, Yasuyuki Yamada, Saori Ueda, Masao Sasadaira
  • Publication number: 20210147739
    Abstract: The heat-dissipating composition according to the present invention comprises a polymer matrix and diamond particles. The present invention provides the heat-dissipating composition compatibly satisfying both electric insulativity and heat dissipativity.
    Type: Application
    Filed: May 31, 2019
    Publication date: May 20, 2021
    Applicant: Sekisui Chemical Co., Ltd.
    Inventors: Masataka SUGIMOTO, Abison SCARIA, Taku SASAKI, Hidehito NISHIZAWA, Masafumi YOSHIDA, Takaaki MIZUNO, Motoki OZAWA, Tsukasa ISHIGAKI, Hiroki KUDOH
  • Publication number: 20210138765
    Abstract: An interlayer film for laminated glass of the present invention comprises: a resin; a colorant; and a heat shielding material, wherein the interlayer film for laminated glass has a colored region in which a visible light transmittance of a laminated glass is 6% or more and 50% or less, provided that the laminated glass is produced using two clear glass plates having a visible light transmittance of 90.4% in conformity with JIS R 3202: 2011.
    Type: Application
    Filed: April 16, 2019
    Publication date: May 13, 2021
    Applicant: SEKISUI CHEMICAL CO., LTD.
    Inventors: Atsushi NOHARA, Kinryou CHOU
  • Publication number: 20210130536
    Abstract: An imide oligomer is provided for use in a cured product that has a high glass transition temperature after curing and is excellent in thermal decomposition resistance, adhesiveness, and long-term heat resistance. Also provided are a curable resin composition and an imide oligomer composition each containing the imide oligomer, an adhesive containing the curable resin composition, and a curing agent containing the imide oligomer composition.
    Type: Application
    Filed: January 26, 2018
    Publication date: May 6, 2021
    Applicant: SEKISUI CHEMICAL CO., LTD.
    Inventors: Kohei TAKEDA, Sayaka WAKIOKA, Yuta OATARI, Takashi SHINJO, Masami SHINDO
  • Publication number: 20210129501
    Abstract: The present invention aims to provide an interlayer film for a laminated glass having recesses in the shape of engraved lines on both surfaces to exhibit excellent deaeration properties in production of a laminated glass and suppressing formation of a moire pattern when unwound from a rolled body thereof. The present invention also aims to provide a laminated glass including the interlayer film for a laminated glass, a method for producing an embossing roll suitably used for production of the interlayer film for a laminated glass, and a method for producing the interlayer film for a laminated glass.
    Type: Application
    Filed: January 13, 2021
    Publication date: May 6, 2021
    Applicant: SEKISUI CHEMICAL CO., LTD.
    Inventors: Kazuhiko NAKAYAMA, Morimasa OMIZU, Masaya KONDOU