ADHESIVE AGENT COMPOSITION AND ADHESIVE SHEET

Title:

ADHESIVE AGENT COMPOSITION AND ADHESIVE SHEET

Document Type and Number:

WIPO Patent Application WO/2014/069398

Kind Code:

A1

Abstract:

An adhesive sheet having an adhesive agent layer made from an adhesive agent composition comprising (A) a polyisobutylene resin having a mass average molecular weight of 20,000 or more, (B) a styrene copolymer and (C) an adhesiveness-imparting agent having a softening point of 135˚C or lower, wherein the component (B) comprises at least one compound selected from the group consisting of a styrene-butadiene-styrene triblock copolymer (SBS), a styrene-block-(ethylene-co-butylene)-block-styrene triblock copolymer (SEBS), a styrene-isobutylene diblock copolymer (SIB) and a styrene-isobutylene-styrene triblock copolymer (SIBS). The adhesive sheet has excellent adhesion performance, an excellent effect of preventing the invasion of water, and good transparency.

Inventors:

NAKAYAMA HIDEKAZU (JP)
UEMURA KAZUE (JP)
ONO YOSHITOMO (JP)
NISHIJIMA KENTA (JP)

Application Number:

PCT/JP2013/079120

Publication Date:

May 08, 2014

Filing Date:

October 28, 2013

Export Citation:

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Assignee:

LINTEC CORP (JP)

International Classes:

C09J123/22; B32B27/00; C09J7/00; C09J7/02; C09J11/06; C09J109/06; C09J123/08; C09J153/02; H01L51/50; H05B33/04

Domestic Patent References:

WO2010095578A1	2010-08-26
WO2001043729A1	2001-06-21
WO2012032907A1	2012-03-15

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Other References: