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Title:
MULTILAYER BODY, CONTAINER AND INFUSION BAG
Document Type and Number:
WIPO Patent Application WO/2019/216245
Kind Code:
A1
Abstract:
A multilayer body which comprises a base material layer that contains a polypropylene resin and a heat seal layer that contains a cyclic polyolefin, and which is configured such that: the cyclic polyolefin is a hydrogenated block copolymer that has a hydrogenated aromatic vinyl polymer block unit which is a hydrogenated form of a polymer block that is composed of an aromatic vinyl monomer unit and a hydrogenated conjugated diene polymer block unit which is a hydrogenated form of a polymer block that is composed of a conjugated diene monomer unit; and the hydrogenated block copolymer has two or more of the hydrogenated aromatic vinyl polymer block units, while having one or more of the hydrogenated conjugated diene polymer block units.

Inventors:
WATANABE NAOYA (JP)
ISHIHARA TOSHIHISA (JP)
Application Number:
PCT/JP2019/017698
Publication Date:
November 14, 2019
Filing Date:
April 25, 2019
Export Citation:
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Assignee:
MCPP INNOVATION LLC (JP)
International Classes:
B32B27/32; A61J1/10; B32B27/00; B65D65/40
Domestic Patent References:
WO2013047690A12013-04-04
WO2016140322A12016-09-09
WO2007123241A12007-11-01
Foreign References:
JP2009149861A2009-07-09
JPH10180951A1998-07-07
JP2014208476A2014-11-06
JP2003025506A2003-01-29
JP2005335108A2005-12-08
JP2008018063A2008-01-31
JP2011093209A2011-05-12
JP2018089971A2018-06-14
Other References:
"Block Copolymers-Designer Soft Materials", PHYSICS TODAY, February 1999 (1999-02-01), pages 32 - 38
See also references of EP 3792056A4
Attorney, Agent or Firm:
SHIGENO, Tsuyoshi et al. (JP)
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