Title:
PRESSURE-SENSITIVE ADHESIVE SHEET
Document Type and Number:
WIPO Patent Application WO/2017/204247
Kind Code:
A1
Abstract:
The present invention addresses the problem of providing a pressure-sensitive adhesive composition capable of forming a pressure-sensitive adhesive sheet which has excellent conformability to rugged portions and generates few delayed bubbles. The present invention relates to a pressure-sensitive adhesive composition which comprises a (meth)acrylic acid ester polymer (A) having a weight-average molecular weight less than 1,000,000, a hydrogen abstraction type photopolymerization initiator (B) that reacts with the (meth)acrylic acid ester polymer (A), and a solvent (C), the content of any photopolymerization initiators other than the hydrogen abstraction type photopolymerization initiator (B) being not higher than 0.1 mass%.
Inventors:
YAMAGUCHI TAKAMICHI (JP)
YAMAMOTO MASAYUKI (JP)
YAMAMOTO MASAYUKI (JP)
Application Number:
PCT/JP2017/019361
Publication Date:
November 30, 2017
Filing Date:
May 24, 2017
Export Citation:
Assignee:
OJI HOLDINGS CORP (JP)
International Classes:
C09J133/04; C09J5/00; C09J7/10; C09J11/06; C09J133/06
Foreign References:
JPS60179484A | 1985-09-13 | |||
JP2008045112A | 2008-02-28 | |||
JP2011140576A | 2011-07-21 | |||
JP2016069529A | 2016-05-09 | |||
JPS5686979A | 1981-07-15 | |||
JPH01178567A | 1989-07-14 | |||
JP2013186216A | 2013-09-19 | |||
JP2016169304A | 2016-09-23 |
Attorney, Agent or Firm:
SIKS & CO. (JP)
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