Structure generation in PTFE porous membranes induced by the uniaxial and biaxial stretching operations

Journal of Membrane Science

Volumn 149, Issue 1, 1998, Pages 51-57

  Kurumada, Ken Ichi ^a   Kitamura, Taketo ^a   Fukumoto, Naohiro ^a   Oshima, Masahiro ^a   Tanigaki, Masataka ^a   Kanazawa, Shin Ichi ^b  

^a KYOTO UNIVERSITY   (Japan)

^b Basic High Technology Lab   (Japan)

Author keywords

Fibril; Node; Porous membrane; PTFE; Stretching operation

Indexed keywords

MORPHOLOGY; PLASTIC SHEETS; PLASTICS FORMING; POLYTETRAFLUOROETHYLENES; POROUS MATERIALS; STRETCHING;

POROUS MEMBRANES;

POLYMERIC MEMBRANES;

POLITEF;

ARTICLE; ARTIFICIAL MEMBRANE; MEMBRANE FILTER; MORPHOLOGY; PHYSICAL PHENOMENA; PRIORITY JOURNAL; SCANNING ELECTRON MICROSCOPY;

EID: 0032517315     PISSN: 03767388     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0376-7388(98)00179-3     Document Type: Article

References (9)

1. Lonsdale H.K. The growth of membrane technology. J. Membr. Sci. 10:1981;81.
2. Imai M., Furusaki S., Miyauchi T. Separation of volatile materials by gas membranes. Ind. Eng. Chem. Process Des. Dev. 21:1982;421.
3. Hoq M.M., Yamane T., Shimizu S. Role of oleic acid solubilized in buffer glycerol solution on absorbed lipase during continuous hydrolysis of olive oil in a microporous hydrophobic membrane bioreactor. Enzyme Microb. Technol. 8:1986;236.
4. Yamane T., Matsda M., Sada E. Application of porous Teflon tubing method to automatic fed-batch culture of microorganisms. I. Mass transfer through porous Teflon tubing. Bioeng. Biotechnol. 23:1981;2493.
5. N. Okamoto, Y. Moriyama, Production method of PTFE porous materials, Japan Patent S53-42794 (1978).
6. S. Oga, Production method of PTFE materials with porous structure, Japan Patent S42-13560 (1967).
7. W.L. Gore, Production method of stably sized PTFE plastic materials free from heat treatment, Japan Patent S52-26547 (1977).
8. R.W. Gore, Production method of PTFE porous bodies, Japan Patent S51-18991 (1976).
9. R.W. Gore, Process for producing porous products, US Patent 3953566, 27 April 1976.