Title:
分離膜、セルロース系樹脂組成物および分離膜の製造方法
Document Type and Number:
Japanese Patent JP6922499
Kind Code:
B2
Abstract:
The problem to be solved by the present invention is to provide a separation film mainly comprising a cellulose-based resin having high permeability. The present invention pertains to a separation film containing a cellulose ester, wherein the separation film is provided with a bicontinuous structure comprising voids and phases containing the cellulose ester, and the width of the voids is 1 to 200 nm inclusive.
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Inventors:
Koichi Takada
Gohei Yamamura
Ryuichiro Hiranabe
Masayuki Hanakawa
Hiroshi Takahashi
Takaaki Mihara
Masahiro Kimura
Tomioka Hiroki
Gohei Yamamura
Ryuichiro Hiranabe
Masayuki Hanakawa
Hiroshi Takahashi
Takaaki Mihara
Masahiro Kimura
Tomioka Hiroki
Application Number:
JP2017138097A
Publication Date:
August 18, 2021
Filing Date:
July 14, 2017
Export Citation:
Assignee:
TORAY INDUSTRIES,INC.
International Classes:
B01D69/00; B01D71/14; B01D69/06; B01D69/08; C08J5/18; D01D5/24; D01F2/28
Domestic Patent References:
| JP2004204217A | ||||
| JP2011002820A | ||||
| JP2006239680A | ||||
| JP6277473A |
Foreign References:
| WO2008001426A1 |
Other References:
Ke Zhou 他,Pervaporation of water-ethanol and methanol-MTBE mixtures using poly (vinyl alcohol)/cellulose acetate blended membranes,Journal of Membrane Science,2013年12月15日,Vol.448, No.15,P.93-101
Attorney, Agent or Firm:
Patent business corporation glory patent office