公开(公告)号：US20220355580A1

公开(公告)日：2022-11-10

申请号：US17640494

申请日：2020-11-26

Applicant: SEKISUI CHEMICAL CO., LTD.

Inventor： Yoshikazu MASUYAMA ,  Yuusuke OOTA ,  Kazuhiko NAKAYAMA ,  Kazuhiro TOMURA

IPC: B32B17/10 ,  B32B27/08 ,  B32B27/22 ,  B32B27/30 ,  B32B27/20 ,  G03B21/60

Abstract: An interlayer film for laminated glass of the present invention is an interlayer film for laminated glass comprising two or more resin layers, and comprising a first resin layer comprising a resin and a light diffusion particle and having a thickness of 150 μm or less, in which a total light transmittance is less than 70%.

公开(公告)号：US20200157303A1

公开(公告)日：2020-05-21

申请号：US16627856

申请日：2018-07-05

Applicant: SEKISUI CHEMICAL CO., LTD.

Inventor： Katsunori TAKAHASHI ,  Kazuhiko NAKAYAMA ,  Yoshikazu MASUYAMA ,  Juichi FUKATANI ,  Tomohiro HIDA

IPC: C08J9/00 ,  C08J5/18 ,  C08K5/12 ,  C09J7/24 ,  C08K5/00

Abstract: The present invention aims to provide a resin foam, a resin foam sheet, an adhesive tape, a member for a vehicle, and a member for a building that are capable of exhibiting very high sound insulation properties. Provided is a resin foam having a multitude of cells, the resin foam containing: a thermoplastic resin; and a plasticizer, the resin foam having a minimum loss factor of a primary anti-resonance frequency in the range of 20° C. to 60° C. of 0.05 or higher and a secondary anti-resonance frequency in the range of 20° C. to 60° C. of 300 to 800 Hz as measured by mechanical impedance measurement (MIM) in conformity with JIS G0602.

公开(公告)号：US20240066833A1

公开(公告)日：2024-02-29

申请号：US18271921

申请日：2022-02-03

Applicant: SEKISUI CHEMICAL CO., LTD.

Inventor： Yoshikazu MASUYAMA ,  Katsunori TAKAHASHI ,  Takanori HAMADA

IPC: B32B5/24 ,  B32B5/02 ,  B32B5/18 ,  B32B27/22 ,  B32B27/30 ,  C08J9/00 ,  C08K3/30 ,  C08K5/103 ,  C08L29/14

CPC classification number: B32B5/245 ,  B32B5/022 ,  B32B5/18 ,  B32B27/22 ,  B32B27/30 ,  C08J9/0023 ,  C08J9/0061 ,  C08J9/0066 ,  C08K3/30 ,  C08K5/103 ,  C08L29/14 ,  B32B2264/104 ,  B32B2266/0221 ,  B32B2274/00 ,  B32B2307/102 ,  B32B2419/00 ,  C08J2329/14 ,  C08J2453/02 ,  C08J2495/00 ,  C08K2003/3045 ,  C08L2203/14 ,  C08L2205/035 ,  C08L2205/06

Abstract: The present invention aims to provide a foam, a laminated foam, and a resin sheet that are capable of exhibiting particularly excellent vibration-damping properties while being lightweight and are useful for recycling interlayer films for a laminated glass. The present invention also aims to provide a building material for housing including any of the foam, the laminated foam, and the resin sheet. Provided is a foam having a plurality of cells, the foam containing a polyvinyl acetal; a plasticizer; and a thermoplastic elastomer and/or a liquid crystal polymer.

公开(公告)号：US20220176682A1

公开(公告)日：2022-06-09

申请号：US17437300

申请日：2020-03-19

Applicant: SEKISUI CHEMICAL CO., LTD.

Inventor： Atsushi NOHARA ,  Yasuyuki IZU ,  Sho FUJIOKA ,  Yuusuke OOTA ,  Yoshikazu MASUYAMA

IPC: B32B17/10 ,  B32B7/023

Abstract: An interlayer film (10) for laminated glass comprises an optical function layer (15) and a first thermoplastic resin layer (11) provided on one surface (15A) side of the optical function layer (15). The optical function layer (15) comprises a matrix polymer, a polymer of a photoreactive monomer, and a photopolymerization initiator. The first thermoplastic resin layer (11) comprises an ultraviolet ray absorber and has a transmittance at a wavelength of 400 nm of 20% or less.

公开(公告)号：US20230391971A1

公开(公告)日：2023-12-07

申请号：US18033610

申请日：2022-02-03

Applicant: SEKISUI CHEMICAL CO., LTD.

Inventor： Yoshikazu MASUYAMA ,  Katsunori TAKAHASHI ,  Takanori HAMADA

IPC: C08J9/00 ,  C08L29/14 ,  C08K5/103 ,  C08K3/30 ,  C08J9/10 ,  C08J9/36 ,  E04F15/10 ,  B32B5/18 ,  B32B5/02 ,  B32B5/24 ,  B32B27/30 ,  B32B27/12 ,  B32B27/22

CPC classification number: C08J9/0061 ,  C08L29/14 ,  C08K5/103 ,  C08K3/30 ,  C08J9/0023 ,  C08J9/0066 ,  C08J9/102 ,  C08J9/36 ,  E04F15/107 ,  B32B5/18 ,  B32B5/022 ,  B32B5/245 ,  B32B27/30 ,  B32B27/12 ,  B32B27/22 ,  C08L2203/14 ,  C08L2205/06 ,  C08L2205/03 ,  C08L2205/025 ,  C08K2003/3045 ,  C08J2203/04 ,  C08J2329/14 ,  C08J2495/00 ,  E04F2290/043 ,  B32B2266/0221 ,  B32B2419/00 ,  B32B2250/02 ,  B32B2307/102

Abstract: The present invention aims to provide a foam, a laminated foam, and a resin sheet having good foaming properties, capable of exhibiting particularly excellent vibration-damping properties while being lightweight, and useful for recycling interlayer films for a laminated glass. The present invention also aims to provide a building material for housing including any of the foam, the laminated foam, and the resin sheet. Provide is a foam having a plurality of cells, the foam containing a polyvinyl acetal, a plasticizer, and a hydrogenated petroleum resin, the hydrogenated petroleum resin containing a compound having a softening point of 130° C. or higher.

公开(公告)号：US20230391048A1

公开(公告)日：2023-12-07

申请号：US18034157

申请日：2022-02-03

Applicant: SEKISUI CHEMICAL CO., LTD.

Inventor： Yoshikazu MASUYAMA ,  Katsunori TAKAHASHI ,  Takanori HAMADA

IPC: B32B5/18 ,  C08J9/00 ,  B32B5/02

CPC classification number: B32B5/18 ,  C08J9/0014 ,  C08J9/0066 ,  B32B5/022 ,  C08J2437/00 ,  B32B2331/04 ,  B32B2419/00 ,  B32B2307/7376

Abstract: The present invention provides a foam, a laminated foam, and a laminate that are capable of providing good walking comfort and exhibiting excellent vibration-damping properties while being lightweight and are also useful for recycling interlayer films for a laminated glass. The present invention also aims to provide a building material for housing including any of the foam, the laminated foam, and the laminate. Provided is a foam having a plurality of cells, the foam containing a polyvinyl acetal and a plasticizer and having an average aspect ratio (a/b) of cells of 1.1 or greater as calculated by a predetermined method.

公开(公告)号：US20220347976A1

公开(公告)日：2022-11-03

申请号：US17640936

申请日：2020-11-26

Applicant: SEKISUI CHEMICAL CO., LTD.

Inventor： Yoshikazu MASUYAMA ,  Yuusuke OOTA ,  Kazuhiko NAKAYAMA ,  Kazuhiro TOMURA

IPC: B32B17/10 ,  B32B27/30 ,  B32B27/22 ,  B32B27/20 ,  B32B27/08 ,  G02B5/02 ,  G03B21/62

Abstract: An interlayer film for laminated glass of the present invention is an interlayer film for laminated glass, comprising one or two or more resin layers, and comprising a first resin layer comprising a resin and a light diffusion particle, in which any resin layer in the interlayer film for laminated glass comprises a colorant.