Title:
SURFACE PROTECTIVE FILM
Document Type and Number:
WIPO Patent Application WO/2010/064583
Kind Code:
A1
Abstract:
Disclosed is a surface protective film comprising a polyolefin base layer and an adhesive layer, wherein the adhesive layer contains a polyolefin, a tackifier and a styrene elastomer containing a vinyl-polyisoprene block, and the adhesive layer has a hardness (Martens hardness) of not less than 1.0 N/mm2 but not more than 2.5 N/mm2.
Inventors:
KIMURA YOICHIRO (JP)
KITAJIMA TOMOYUKI (JP)
KITAJIMA TOMOYUKI (JP)
Application Number:
PCT/JP2009/070033
Publication Date:
June 10, 2010
Filing Date:
November 27, 2009
Export Citation:
Assignee:
IDEMITSU UNITECH CO LTD (JP)
KIMURA YOICHIRO (JP)
KITAJIMA TOMOYUKI (JP)
KIMURA YOICHIRO (JP)
KITAJIMA TOMOYUKI (JP)
International Classes:
C09J7/02; B29C48/08; B29C48/21; B32B27/00; B32B27/32; C09J123/02; C09J153/02; B29C48/22
Domestic Patent References:
| WO2008149708A1 | 2008-12-11 |
Foreign References:
| JPH10298514A | 1998-11-10 | |||
| JPH05194923A | 1993-08-03 | |||
| JP2002249613A | 2002-09-06 | |||
| JP2000136367A | 2000-05-16 |
Attorney, Agent or Firm:
KINOSHITA & ASSOCIATES (JP)
Bottom intellectual property office of patent business corporation Tatsuyuki (JP)
Bottom intellectual property office of patent business corporation Tatsuyuki (JP)
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