Title:
ACRYLIC ADHESIVE COMPOSITION, ACRYLIC ADHESIVE LAYER, AND ACRYLIC ADHESIVE TAPE
Document Type and Number:
WIPO Patent Application WO/2012/026118
Kind Code:
A1
Abstract:
An acrylic adhesive composition contains: 100 parts by mass of an acrylic polymer (A); 1-70 parts by mass of a (meth)acrylic polymer (B) having a weight average molecular weight of at least 1,000 and less than 30,000; and 1-50 parts by mass of a hydrogenated tackifier resin (C). The meth(acrylic) polymer (B) is a polymer having a lower weight average molecular weight than the acrylic polymer (A) acting as an adhesive composition, and functions as a tackifier resin together with the hydrogenated tackifier resin (C).
Inventors:
SHIGETOMI KIYOE (JP)
OKAMOTO MASAYUKI (JP)
YAMAGATA MASATO (JP)
AKIYAMA JUN (JP)
OKAMOTO MASAYUKI (JP)
YAMAGATA MASATO (JP)
AKIYAMA JUN (JP)
Application Number:
PCT/JP2011/004708
Publication Date:
March 01, 2012
Filing Date:
August 24, 2011
Export Citation:
Assignee:
NITTO DENKO CORP (JP)
SHIGETOMI KIYOE (JP)
OKAMOTO MASAYUKI (JP)
YAMAGATA MASATO (JP)
AKIYAMA JUN (JP)
SHIGETOMI KIYOE (JP)
OKAMOTO MASAYUKI (JP)
YAMAGATA MASATO (JP)
AKIYAMA JUN (JP)
International Classes:
C09J133/00; C09J7/10; C09J7/22; C09J133/02; C09J133/24; C09J157/02; C09J201/00
Foreign References:
| JP2007112869A | 2007-05-10 | |||
| JP2005239831A | 2005-09-08 | |||
| JP2007224258A | 2007-09-06 | |||
| JP2006096958A | 2006-04-13 | |||
| JP2010138409A | 2010-06-24 | |||
| JP2007302846A | 2007-11-22 | |||
| JPH06207151A | 1994-07-26 | |||
| JPH11504054A | 1999-04-06 |
Other References:
See also references of EP 2610319A4
Attorney, Agent or Firm:
MORISHITA, SAKAKI (JP)
Sakaki Morishita (JP)
Sakaki Morishita (JP)
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Claims: