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Patent Searching and Data


Title:
POLYPROPYLENE POLYMER FILM AND PRESSURE-SENSITIVE ADHESIVE FILM EMPLOYING THE SAME
Document Type and Number:
WIPO Patent Application WO/2006/057294
Kind Code:
A1
Abstract:
A polypropylene polymer film having excellent handleability which, when processed at a temperature as high as 80-120°C, is free from troubles such as wrinkling, elongation, and tearing and which can be conveyed by any system in a drying step; and a pressure-sensitive adhesive film employing this film as a substrate. The polypropylene polymer film is characterized by having a tensile modulus as determined in a 23°C atmosphere of 300-1,000 MPa and a tensile modulus as determined in a 120°C atmosphere of 60-120 MPa.

Inventors:
SHIMANE MICHIHIRO
YAMAMOTO OSAMU
OOYAMA YASUSHI
Application Number:
PCT/JP2005/021573
Publication Date:
June 01, 2006
Filing Date:
November 24, 2005
Export Citation:
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Assignee:
HITACHI CHEMICAL CO LTD (JP)
SHIMANE MICHIHIRO
YAMAMOTO OSAMU
OOYAMA YASUSHI
International Classes:
C08J5/18; C09J7/02; C08L23/10
Foreign References:
JP2001145988A2001-05-29
JP2001122984A2001-05-08
JPH0111584A
JPH10259257A1998-09-29
JPH10101866A1998-04-21
JPH1036590A1998-02-10
JPH0912657A1997-01-14
Other References:
See also references of EP 1834982A4
Attorney, Agent or Firm:
Miyoshi, Hidekazu (2-8 Toranomon 1-chome, Minato-k, Tokyo 01, JP)
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