Title:
MOLDED ARTICLE AND METHOD FOR PRODUCTION THEREOF
Document Type and Number:
WIPO Patent Application WO/2007/123108
Kind Code:
A1
Abstract:
Disclosed is a molded article formed from a modified ethylene-vinyl alcohol copolymer (C) The modified ethylene-vinyl alcohol copolymer (C) can be produced by modifying an unmodified ethylene-vinyl alcohol copolymer (A) with an epoxy compound (B) having a double bond, wherein the amount to be modified with the epoxy compound (B) is 0.1 to 10 mol% per monomer unit of the ethylene-vinyl alcohol copolymer (A). In the molded article, at least a part of the modified ethylene-vinyl alcohol copolymer (C) is crosslinked and the gel fraction is 3% by weight or more. The molded article contains little harmful crosslinking agent and is excellent in hot water resistance, heat resistance and gas-barrier properties.
Inventors:
IKEDA KAORU (JP)
NAKAYA MASAKAZU (US)
KUROSAKI KAZUHIRO (JP)
WATANABE TOMOYUKI (JP)
NAKAYA MASAKAZU (US)
KUROSAKI KAZUHIRO (JP)
WATANABE TOMOYUKI (JP)
Application Number:
PCT/JP2007/058319
Publication Date:
November 01, 2007
Filing Date:
April 17, 2007
Export Citation:
Assignee:
KURARAY CO (JP)
IKEDA KAORU (JP)
NAKAYA MASAKAZU (US)
KUROSAKI KAZUHIRO (JP)
WATANABE TOMOYUKI (JP)
IKEDA KAORU (JP)
NAKAYA MASAKAZU (US)
KUROSAKI KAZUHIRO (JP)
WATANABE TOMOYUKI (JP)
International Classes:
C08J5/00; B29C45/00; B29C48/08; B29C48/09; B29C48/10; B29C48/305; B29C48/32; B29C48/76; B29C49/04; B29C51/00; B29C55/02; B29C61/06; B32B27/28; C08L29/02; B29L9/00
Domestic Patent References:
WO2002092643A1 | 2002-11-21 | |||
WO2003072653A1 | 2003-09-04 |
Foreign References:
JPH03281542A | 1991-12-12 | |||
JP2003327619A | 2003-11-19 | |||
JP2004161895A | 2004-06-10 | |||
JPS638448A | 1988-01-14 | |||
JPH05271498A | 1993-10-19 | |||
JPH09157421A | 1997-06-17 | |||
JPH09234833A | 1997-09-09 | |||
JPS62252409A | 1987-11-04 | |||
JPS5649734A | 1981-05-06 |
Other References:
See also references of EP 2028220A4
Attorney, Agent or Firm:
MORI, Hirosaburo et al. (Ohjima Kurashiki-sh, Okayama 47, JP)
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