Peeling detection label
    3.
    发明授权

    公开(公告)号:US12159556B2

    公开(公告)日:2024-12-03

    申请号:US17442752

    申请日:2020-03-19

    Abstract: The present invention relates to a peel detection label that is a laminate having a backing, a pattern layer formed on a part of a surface of the backing, and a pressure sensitive adhesive laminate in this order, the pressure sensitive adhesive laminate having at least an intermediate layer and a pressure sensitive adhesive layer, wherein a tensile modulus Et at 23° C. of the backing is 50 MPa or greater and 1000 MPa or less.

    Adhesive sheet
    4.
    发明授权

    公开(公告)号:US10233360B2

    公开(公告)日:2019-03-19

    申请号:US15129955

    申请日:2015-04-02

    Abstract: Provided is a pressure sensitive adhesive sheet containing, on a substrate or a release material, a resin layer that includes a resin part (X) containing a resin as a main component, and a particle part (Y) consisting of fine particles, at least a surface (α) of the resin layer being opposite to the side thereof on which the substrate or the release material is provided having pressure sensitive adhesiveness, wherein plural concave portions having a maximum height difference of 0.5 μm or more exist in a predetermined region (P) on the surface (α), and 95% or more of the plural concave portions existing inside the region (P) have shapes differing from each other, and one or more such concave portions exist in a predetermined region (Q) on the surface (α).

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