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公开(公告)号：US20220298386A1
公开(公告)日：2022-09-22
申请号：US17596595
申请日：2020-07-28
Applicant: NITTO DENKO CORPORATION
Inventor： Kota NAKAO , Kazuki SOEJIMA
Abstract: A pressure-sensitive adhesive tape of the present invention includes thermally expandable microspheres, wherein the thermally expandable microspheres are each formed of a shell and a volatile substance contained in the shell, and wherein the shell is formed of a resin having a glass transition temperature (Tg) of 120° C. or more. In one embodiment, the resin for forming the shell contains a constituent unit having a carboxyl group.
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