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Title:
PROPYLENE BLOCK COPOLYMER
Document Type and Number:
WIPO Patent Application WO/2005/005503
Kind Code:
A1
Abstract:
A polymer which is satisfactory in adhesion and applicability to propylene polymer substrates and has surface hydrophilicity even when no halogen such as chlorine is contained therein. It is a propylene block copolymer characterized by being represented by the following general formula (I): PP-a-R (I) wherein PP represents a polypropylene segment in which pentads belonging to mmmm account for 10 to 60% of all pentads; a represents a group which connects PP to R; and R represents a polymer segment containing a polar group.

Inventors:
Suzuki, Toru c/o Mitsubishi Chemical Group (Science and Technology Research Center Inc., 1000, Kamoshida-cho, Aoba-k, Yokohama-shi Kanagawa, 227-8502, JP)
Shimizu, Fumihiko c/o Mitsubishi Chemical Group (Science and Technology Research Center Inc., 1000, Kamoshida-cho, Aoba-k, Yokohama-shi Kanagawa, 227-8502, JP)
Application Number:
PCT/JP2004/010264
Publication Date:
January 20, 2005
Filing Date:
July 13, 2004
Export Citation:
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Assignee:
MITSUBISHI CHEMICAL CORPORATION (33-8, Shiba 5-chome Minato-ku, Tokyo, 108-0014, JP)
Suzuki, Toru c/o Mitsubishi Chemical Group (Science and Technology Research Center Inc., 1000, Kamoshida-cho, Aoba-k, Yokohama-shi Kanagawa, 227-8502, JP)
Shimizu, Fumihiko c/o Mitsubishi Chemical Group (Science and Technology Research Center Inc., 1000, Kamoshida-cho, Aoba-k, Yokohama-shi Kanagawa, 227-8502, JP)
International Classes:
C08F8/00; C08F293/00; C08F297/08; C08L53/00; C09D153/00; C09J153/00; (IPC1-7): C08F293/00; C08F8/00
Domestic Patent References:
WO2001096490A12001-12-20
Foreign References:
JP2001278931A2001-10-10
JP2001278929A2001-10-10
JP2002241436A2002-08-28
JP2002145932A2002-05-22
JP2001172325A2001-06-26
JP2003511541A2003-03-25
Other References:
See also references of EP 1645576A4
Attorney, Agent or Firm:
Oguri, Shohei (Eikoh Patent Office, 13th Floor ARK Mori Building, 12-32, Akasaka 1-chom, Minato-ku Tokyo, 107-6013, JP)
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