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案件記録

PRESSURE-SENSITIVE ADHESIVE TAPE

発明審査中
2閲覧数
7請求項 · 1 独立
§ Ⅰ

案件概要

発明者

Mizuho CHIBA; Kaori MIZOBATA

IPC分類

C9J 7/38H1L 21/683

CPC分類

C9J7/385H1L21/6836C9J2203/326C9J2301/302C9J2301/414C9J2301/416

Provided is a pressure-sensitive adhesive tape that has an excellent pressure-sensitive adhesive strength, and that can achieve both of adhesiveness to an adherend and peelability. The pressure-sensitive adhesive tape includes a base material; and a pressure-sensitive adhesive layer formed of an active energy ray-curable pressure-sensitive adhesive. A surface of the pressure-sensitive adhesive layer after active energy ray irradiation has a microphase-separated structure including an island portion and a sea portion having a storage elastic modulus higher than a storage elastic modulus of the island portion, in a storage elastic modulus mapping image obtained with an atomic force microscope.

原文(中国語)

Provided is a pressure-sensitive adhesive tape that has an excellent pressure-sensitive adhesive strength, and that can achieve both of adhesiveness to an adherend and peelability. The pressure-sensitive adhesive tape includes a base material; and a pressure-sensitive adhesive layer formed of an active energy ray-curable pressure-sensitive adhesive. A surface of the pressure-sensitive adhesive layer after active energy ray irradiation has a microphase-separated structure including an island portion and a sea portion having a storage elastic modulus higher than a storage elastic modulus of the island portion, in a storage elastic modulus mapping image obtained with an atomic force microscope.

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