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    COMPOSITE FILM HAVING ELECTRONIC MEMBER ATTACHMENT REGION
    3.
    发明申请
    COMPOSITE FILM HAVING ELECTRONIC MEMBER ATTACHMENT REGION 审中-公开

    公开(公告)号：US20200374987A1

    公开(公告)日：2020-11-26

    申请号：US15733320

    申请日：2018-12-27

    Applicant: KURARAY CO., LTD.

    Inventor： Hirotaka YASUDA ,  Koichiro ISOUE

    IPC: H05B3/84 ,  B60J1/00 ,  B60S1/02

    Abstract: To provide a composite film which comprises a heat-generating conductive structure and is suitable for a laminated glass that can achieve both of the heating of the whole area of the laminated glass and the efficient heating of a region surrounding an electronic member (e.g., a camera, a sensor, an antenna) while keeping the good sensitivity of the electronic member.A composite film comprising: a resin film; and a heat-generating conductive structure arranged on the resin film and comprising at least a plurality of main conductive fine wires, wherein the composite film has at least one electronic member attachment region not comprising the plurality of main conductive fine wires.

    POLYVINYL ACETAL RESIN FILM FOR LAMINATED GLASS
    7.
    发明申请
    POLYVINYL ACETAL RESIN FILM FOR LAMINATED GLASS 审中-公开

    公开(公告)号：US20200017675A1

    公开(公告)日：2020-01-16

    申请号：US16497649

    申请日：2018-03-27

    Applicant: KURARAY CO., LTD.

    Inventor： Koichiro ISOUE ,  Jun KOISHIKAWA ,  Hirotaka YASUDA ,  Uwe KELLER

    IPC: C08L29/14 ,  C08K5/00 ,  B32B17/10

    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 100 to 1000 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, the polyvinyl acetal resin film having a thickness of 10 to 350 μm, the polyvinyl acetal resin film exhibiting a mean spacing Sm value of unevenness of at least one side of 500 μm or more, and a ratio Sm/Rz of the mean spacing Sm value of unevenness to a value of ten-point average roughness Rz of at least one side of 200 or more.

    POLYVINYL ACETAL RESIN FILM, AND LAMINATE COMPRISING SAME
    8.
    发明申请
    POLYVINYL ACETAL RESIN FILM, AND LAMINATE COMPRISING SAME 有权

    公开(公告)号：US20210394494A1

    公开(公告)日：2021-12-23

    申请号：US17279316

    申请日：2019-09-25

    Applicant: KURARAY CO., LTD.

    Inventor： Yuhi SHIMAZUMI ,  Takeshi KUSUDOU ,  Koichiro ISOUE ,  Hirotaka YASUDA ,  Takuya KOBAYASHI

    IPC: B32B17/10 ,  C08F16/38 ,  C08J5/18

    Abstract: The present invention relates to a polyvinyl acetal resin film, comprising a polyvinyl acetal resin material, wherein the polyvinyl acetal resin film has a thickness of 10 to 350 μm, one surface has a 10-point average roughness Rz value of less than 2 μm and a friction angle of larger than 31° but 40° or smaller, the other surface has a 10-point average roughness Rz value of 2 μm to 7 μm and a friction angle of 20° to 31°, a viscosity of a toluene/ethanol (1:1, mass ratio) solution containing 10%-by-mass of a polyvinyl acetal resin contained in the polyvinyl acetal resin material, which is measured at 20° C. and 30 rpm using a Brookfield-type (B-type) viscometer, is 100 to 1,000 mPa·s, and the amount of a plasticizer in the polyvinyl acetal resin film is 0 to 20% by mass based on a total mass of the polyvinyl acetal resin film.

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