Title:
POLYTETRAFLUOROETHYLENE HOLLOW FIBER MEMBRANE
Document Type and Number:
WIPO Patent Application WO/2017/080458
Kind Code:
A1
Abstract:
Provided is a polytetrafluoroethylene hollow fiber membrane, comprising a polytetrafluoroethylene material body; the polytetrafluoroethylene has a fiber shape and the fiber has a diameter of 200-2000 nm; the body has pore cavities of a pore diameter of 10-2000 nm and cavity walls formed by three-dimensional spaces surrounding the pore cavities; the pore cavities are uniformly distributed and each pore cavity is three-dimensionally open; the porosity is ≥65%.
Inventors:
YE LEI (CN)
Application Number:
PCT/CN2016/105242
Publication Date:
May 18, 2017
Filing Date:
November 09, 2016
Export Citation:
Assignee:
CHONGQING RUNZE PHARMACEUTICAL (CN)
International Classes:
B01D71/36; B01D69/08
Domestic Patent References:
| WO2013005430A1 | 2013-01-10 |
Foreign References:
| CN101530750A | 2009-09-16 | |||
| CN103191653A | 2013-07-10 | |||
| CN102151493A | 2011-08-17 | |||
| CN101543734A | 2009-09-30 |
Attorney, Agent or Firm:
CHONGQING HONGXU PATENT AGENT LTD. (CN)
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