COMPOSITE HOLLOW FIBER MEMBRANE

Title:

COMPOSITE HOLLOW FIBER MEMBRANE

Document Type and Number:

WIPO Patent Application WO/2012/133744

Kind Code:

A1

Abstract:

The objective of the present invention is to provide a composite hollow fiber membrane having superior gas separation properties. The present invention is provided with a compact layer at the inside surface or outside surface of a porous layer comprising a porous material, and the compact layer is formed from a branched polyimide material.

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Inventors:

YAMADA YASUHARU (JP)
SUZUKI TOMOYUKI (JP)
TABATA MOTOTSUGU (JP)

Application Number:

PCT/JP2012/058534

Publication Date:

October 04, 2012

Filing Date:

March 30, 2012

Export Citation:

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Assignee:

IBIDEN CO LTD (JP)
NAT UNIV CORP KYOTO INST TECH (JP)
YAMADA YASUHARU (JP)
SUZUKI TOMOYUKI (JP)
TABATA MOTOTSUGU (JP)

International Classes:

B01D71/64; B01D69/08; B01D69/10; B01D69/12; B01D71/02; C08G73/10; C08J5/22; D01F8/12

Domestic Patent References:

WO2011024908A1	2011-03-03
WO2006025327A1	2006-03-09
WO2011129329A1	2011-10-20

Foreign References:

JP2001269553A	2001-10-02
JPH09225273A	1997-09-02
JP2006131706A	2006-05-25
JP2007246772A	2007-09-27

Attorney, Agent or Firm:

NAKASHIMA, Michio et al. (JP)
Nakajima Michio (JP)

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