PRESSURE SENSITIVE ADHESIVE COMPOSITION AND SURFACE PROTECTIVE MATERIAL MAKING USE OF THE SAME

Title:

PRESSURE SENSITIVE ADHESIVE COMPOSITION AND SURFACE PROTECTIVE MATERIAL MAKING USE OF THE SAME

Document Type and Number:

WIPO Patent Application WO/2007/063812

Kind Code:

A1

Abstract:

A pressure sensitive adhesive composition that exhibits good adherence at bonding, being extremely little in the aging change of adhesion strength after bonding, and that permits hot melt processing; and a surface protective material wherein the composition is used in its pressure sensitive adhesive layer. There is provided a pressure sensitive adhesive composition comprised of block copolymer (A) consisting of an aromatic vinyl polymer block - isobutylene polymer block and polyisobutylene (B).

Inventors:

YAGUCHI SHIGERU (JP)

Application Number:

PCT/JP2006/323622

Publication Date:

June 07, 2007

Filing Date:

November 27, 2006

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Assignee:

KANEKA CORP (JP)
YAGUCHI SHIGERU (JP)

International Classes:

C09J153/02; B32B27/00; B32B27/30; C09J7/02; C09J123/22

Domestic Patent References:

WO2005059054A1	2005-06-30
WO2000075226A1	2000-12-14

Attorney, Agent or Firm:

KANEKA CORPORATION (Kita-ku Osaka-sh, Osaka 88, JP)

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