Title:
ADHESIVE AGENT COMPOSITION AND ADHESIVE TAPE
Document Type and Number:
WIPO Patent Application WO/2016/084123
Kind Code:
A1
Abstract:
Disclosed are: an adhesive agent composition which comprises (A) an acrylic copolymer, (B) a crosslinking agent, (C) a silane coupling agent and (D) an antioxidant, and is produced using a peroxide-type polymerization initiator, and has a weight average molecular weight of 950,000 to 2,000,000 and a theoretical Tg of -55ºC or lower, wherein the acrylic copolymer (A) contains, as components of a polymer chain thereof, 10 to 20% by mass of (A1) a (meth)acrylic acid alkyl ester having a C1-3 alkyl group, 50 to 80% by weight of (A2) a (meth)acrylic acid alkyl ester having a C4-12 alkyl group, 10 to 15% by mass of (A3) a carboxyl group-containing monomer, 0.01 to 0.5% by mass of (A4) a hydroxyl group-containing monomer and 1 to 5% by mass of (A5) vinyl acetate; and an adhesive tape produced using the adhesive agent composition.
Inventors:
TSUCHIYA YASUSHI (JP)
YAMASHITA REMI (JP)
YAMASHITA REMI (JP)
Application Number:
PCT/JP2014/081012
Publication Date:
June 02, 2016
Filing Date:
November 25, 2014
Export Citation:
Assignee:
TERAOKA SEISAKUSHO KK (JP)
International Classes:
C09J133/04; C09J7/20; C09J11/06; C09J133/02; C09J133/14
Domestic Patent References:
| WO2014002203A1 | 2014-01-03 |
Foreign References:
| JP2012041456A | 2012-03-01 | |||
| JP2008031208A | 2008-02-14 | |||
| JP2004256599A | 2004-09-16 | |||
| JP2014178364A | 2014-09-25 | |||
| JP2003213232A | 2003-07-30 | |||
| JP2006070060A | 2006-03-16 |
Attorney, Agent or Firm:
ISHIBASHI, Masayuki et al. (JP)
Masayuki Ishibashi (JP)
Masayuki Ishibashi (JP)
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