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Title:
PRESSURE SENSITIVE ADHESIVE COMPOSITION AND PRESSURE SENSITIVE ADHESIVE PRODUCT
Document Type and Number:
Japanese Patent JP2000144087
Kind Code:
A
Abstract:

To obtain a pressure sensitive adhesive compsn. having good heat resistance, weatherability, tack, and tackiness, and excellent in processability and maintenance, and a pressure sensitive adhesive product.

This pressure sensitive adhesive compsn. contains a star-shaped polymer comprising a polyfunctional compd. (a) and not less than three isobutylene block copolymer (b) combined to a core comprising the polyfunctional compd. (a), and the isobutylene block copolymer (b) is composed of a polymer block mainly composed of isobutylene monomer and another polymer block not mainly composed of isobutylene monomer.


Inventors:
OZAWA SHINJI
NAKADA TOSHINOBU
HIIRO TOMOKI
AOYAMA TAIZO
Application Number:
JP24305199A
Publication Date:
May 26, 2000
Filing Date:
August 30, 1999
Export Citation:
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Assignee:
KANEGAFUCHI CHEMICAL IND
International Classes:
C09J7/02; C09J153/00; (IPC1-7): C09J153/00; C09J7/02
Domestic Patent References:
JPH05295053A1993-11-09
JPH06200098A1994-07-19
JP4364970B22009-11-18
JPH04145184A1992-05-19
JPH08208781A1996-08-13
JPH0978047A1997-03-25
JPH10130349A1998-05-19



 
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