POROUS POLYPROPYLENE RESIN FILM, CELL SEPARATOR, AND CELL

Title:

POROUS POLYPROPYLENE RESIN FILM, CELL SEPARATOR, AND CELL

Document Type and Number:

WIPO Patent Application WO/2011/108539

Kind Code:

A1

Abstract:

Proposed is a porous polypropylene resin film which comprises a polypropylene-based resin as the main component and in which the coefficient of static friction between the films is higher than that between the film and SUS. When used as a cell separator, the porous polypropylene resin film exhibits excellent slipperiness and workability.

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Inventors:

YAMAMOTO MIHO (JP)
YAMADA TAKEYOSHI (JP)
USAMI YASUSHI (JP)

Application Number:

PCT/JP2011/054629

Publication Date:

September 09, 2011

Filing Date:

March 01, 2011

Export Citation:

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Assignee:

MITSUBISHI PLASTICS INC (JP)
YAMAMOTO MIHO (JP)
YAMADA TAKEYOSHI (JP)
USAMI YASUSHI (JP)

International Classes:

C08J9/00; B29C55/14; H01M10/0566; H01M50/417; H01M50/491

Domestic Patent References:

WO2002066233A1	2002-08-29
WO2010008003A1	2010-01-21

Foreign References:

JPH0733895A	1995-02-03
JP2009227819A	2009-10-08
JP2009185093A	2009-08-20
JP2008248231A	2008-10-16
JP2000030683A	2000-01-28
JP2007204518A	2007-08-16
JP3449656B2	2003-09-22
JP3739481B2	2006-01-25
JPH04181651A	1992-06-29
JP2003306585A	2003-10-31
JPH06289566A	1994-10-18
JPH09194650A	1997-07-29

Other References:

MACROMOL. CHEM., vol. 187, 1986, pages 643 - 652
PROG. POLYM. SCI., vol. 16, 1991, pages 361 - 404
MACROMOL. SYMP., vol. 89, 1995, pages 499 - 511
MACROMOL. CHEM., vol. 75, 1964, pages 134
A. ZAMBELLI ET AL., MACROMOLECULES, vol. 8, 1975, pages 687
See also references of EP 2543697A4

Attorney, Agent or Firm:

TAKEUCHI, ICHIZAWA & ASSOCIATES (JP)
Patent business corporation Takeuchi and an Ichizawa international patent firm (JP)

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