ADHESIVE FILM
    1.
    发明申请
    ADHESIVE FILM 审中-公开

    公开(公告)号:US20190276710A1

    公开(公告)日:2019-09-12

    申请号:US16345519

    申请日:2017-08-28

    Abstract: In one embodiment, there is provided an adhesive film having (α) a layer of polyvinyl chloride resin film and (β) an adhesive layer in the stated order from the surface-layer side, where the (β) adhesive layer is formed from an adhesive including: (A) 100 parts by mass of an acrylic polymer that satisfies the features (a1) and (a2), specifically (a1) an acid value of 18-27 mg KOH/g, and (a2) a mass-average molecular weight of 500,000 to 1,000,000; and (B) 0.1-3 parts by mass of a compound having two or more isocyanate groups per molecule. In another embodiment, there is provided an adhesive film having (α) a layer of polyvinyl chloride resin film and (β) an adhesive layer in the stated order from the surface-layer side, where the (β) adhesive layer has a tackiness of 12-25 N at a surface temperature of 5° C. and has a tackiness of 12-23 N at a surface temperature of 35° C.

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