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Patent Searching and Data


Title:
ADHESIVE SHEET
Document Type and Number:
WIPO Patent Application WO/2012/111358
Kind Code:
A1
Abstract:
Provided is an adhesive sheet comprising at least three layers, having, in this order, a substrate layer (A), a first adhesive layer (B1) and a second adhesive layer (B2), and having strong interlayer adhesion. This first adhesive sheet is an adhesive sheet comprising at least three layers, and having, in this order, a substrate layer (A), a first adhesive layer (B1) and a second adhesive layer (B2), wherein: the substrate layer (A) contains a thermoplastic resin; the first adhesive layer (B1) contains at least one type selected from an α-olefin thermoplastic elastomer and a styrene thermoplastic elastomer; and the second adhesive layer (B2) contains an acrylic block copolymer containing an acrylic acid ester block structure and a methacrylic acid ester block structure.

Inventors:
TAKEDA KOUHEI (JP)
IKISHIMA SHINSUKE (JP)
KATO YUKI (JP)
Application Number:
PCT/JP2012/050245
Publication Date:
August 23, 2012
Filing Date:
January 10, 2012
Export Citation:
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Assignee:
NITTO DENKO CORP (JP)
TAKEDA KOUHEI (JP)
IKISHIMA SHINSUKE (JP)
KATO YUKI (JP)
International Classes:
C09J7/02; C09J119/00; C09J123/00; C09J125/04; C09J133/06; C09J153/00
Foreign References:
JP2009108185A2009-05-21
JP2010018796A2010-01-28
JP2009241348A2009-10-22
JP2001234146A2001-08-28
JP2002097238A2002-04-02
JPH11323072A1999-11-26
JP2009125985A2009-06-11
JP2009241348A2009-10-22
JP2009249541A2009-10-29
Other References:
"HANDBOOK OF PRESSURE-SENSITIVE ADHESIVE TECHNOLOGY", NIKKAN KOGYO SHIMBUN LTD.
"Polymer Handbook", WILEY-INTERSCIENCE
"KURARITY (development name ''LA Polymer", KURARAY CO., LTD.
Attorney, Agent or Firm:
MOMII, Takafumi (JP)
Takafumi Momii (JP)
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Claims: