IT1208466B - MICROPOROUS POLYPROPYLENE HOLLOW FIBERS AND PROCEDURE FOR THEIR PREPARATION. - Google Patents

MICROPOROUS POLYPROPYLENE HOLLOW FIBERS AND PROCEDURE FOR THEIR PREPARATION.

Info

Publication number
IT1208466B
IT1208466B IT8019858A IT1985880A IT1208466B IT 1208466 B IT1208466 B IT 1208466B IT 8019858 A IT8019858 A IT 8019858A IT 1985880 A IT1985880 A IT 1985880A IT 1208466 B IT1208466 B IT 1208466B
Authority
IT
Italy
Prior art keywords
procedure
preparation
hollow fibers
microporous polypropylene
polypropylene hollow
Prior art date
Application number
IT8019858A
Other languages
Italian (it)
Other versions
IT8019858A0 (en
Inventor
Howard J Davis
Willard C Brinegar
Phillips L Scoville
Peter K Sullivan
Original Assignee
Celanese Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Celanese Corp filed Critical Celanese Corp
Publication of IT8019858A0 publication Critical patent/IT8019858A0/en
Application granted granted Critical
Publication of IT1208466B publication Critical patent/IT1208466B/en

Links

Classifications

    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
    • D01F6/02—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D01F6/04—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds from polyolefins
    • D01F6/06—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds from polyolefins from polypropylene
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
    • B01D67/0002—Organic membrane manufacture
    • B01D67/0023—Organic membrane manufacture by inducing porosity into non porous precursor membranes
    • B01D67/0025—Organic membrane manufacture by inducing porosity into non porous precursor membranes by mechanical treatment, e.g. pore-stretching
    • B01D67/0027—Organic membrane manufacture by inducing porosity into non porous precursor membranes by mechanical treatment, e.g. pore-stretching by stretching
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
    • B01D67/0081—After-treatment of organic or inorganic membranes
    • B01D67/0083—Thermal after-treatment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/08—Hollow fibre membranes
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D5/00—Formation of filaments, threads, or the like
    • D01D5/24—Formation of filaments, threads, or the like with a hollow structure; Spinnerette packs therefor

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacturing & Machinery (AREA)
  • Textile Engineering (AREA)
  • Mechanical Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Artificial Filaments (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
IT8019858A 1979-02-13 1980-02-12 MICROPOROUS POLYPROPYLENE HOLLOW FIBERS AND PROCEDURE FOR THEIR PREPARATION. IT1208466B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1174079A 1979-02-13 1979-02-13

Publications (2)

Publication Number Publication Date
IT8019858A0 IT8019858A0 (en) 1980-02-12
IT1208466B true IT1208466B (en) 1989-07-10

Family

ID=21751774

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8019858A IT1208466B (en) 1979-02-13 1980-02-12 MICROPOROUS POLYPROPYLENE HOLLOW FIBERS AND PROCEDURE FOR THEIR PREPARATION.

Country Status (17)

Country Link
JP (1) JPS55107507A (en)
AU (1) AU5517980A (en)
BE (1) BE881668A (en)
BR (1) BR8000691A (en)
CA (1) CA1167211A (en)
CH (1) CH636648A5 (en)
DD (1) DD149089A5 (en)
DE (1) DE3003400A1 (en)
FR (1) FR2449142A1 (en)
GB (1) GB2041821B (en)
IE (1) IE800270L (en)
IL (1) IL59353A (en)
IT (1) IT1208466B (en)
NL (1) NL8000862A (en)
PL (1) PL221980A1 (en)
SE (1) SE448747B (en)
ZA (1) ZA80465B (en)

Families Citing this family (42)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5215627A (en) * 1975-07-09 1977-02-05 Mitsubishi Rayon Co Ltd Porous polypropylene hollow fibers and a process for manufacturing the m
JPS5766114A (en) * 1980-10-14 1982-04-22 Mitsubishi Rayon Co Ltd Porous polyethylene hollow fiber and its production
US4530809A (en) * 1980-10-14 1985-07-23 Mitsubishi Rayon Co., Ltd. Process for making microporous polyethylene hollow fibers
US4405688A (en) * 1982-02-18 1983-09-20 Celanese Corporation Microporous hollow fiber and process and apparatus for preparing such fiber
JPS5924732A (en) * 1982-08-02 1984-02-08 Mitsubishi Rayon Co Ltd Hydrophilic porous membrane and its production
US4490431A (en) * 1982-11-03 1984-12-25 Akzona Incorporated 0.1 Micron rated polypropylene membrane and method for its preparation
US4715953A (en) * 1983-04-01 1987-12-29 Baxter Travenol Laboratories, Inc. Hollow fiber separation device manifold
JPS59196706A (en) * 1983-04-22 1984-11-08 Dainippon Ink & Chem Inc Heterogenous membrane and preparation thereof
DE3477406D1 (en) * 1983-12-28 1989-04-27 Ube Industries Process of producing porous thermoplastic resin article
JPS61146308A (en) * 1984-12-21 1986-07-04 Ube Ind Ltd Preparation of porous polypropylene hollow yarn or film
US4741829A (en) * 1985-06-27 1988-05-03 Mitsubishi Rayon Co., Ltd. Composite hollow fibers and method of making same
EP0269213A3 (en) * 1986-09-19 1990-03-28 Celanese Corporation Method and apparatus for forming a package of plural separable fibers, and the package of fibers thus formed
JPH022849A (en) * 1987-06-26 1990-01-08 Ube Ind Ltd Porous hollow yarn membrane
DE3878326T3 (en) * 1987-07-11 1999-09-23 Dainippon Ink & Chemicals Art lung of the membrane type and method for its use.
DE3850344T2 (en) * 1987-10-29 1994-11-03 Terumo Corp Oxygenator with porous hollow fiber membranes.
US5013439A (en) * 1988-05-12 1991-05-07 Hoechst Celanese Corporation Microporous membranes having increased pore densities and process for making the same
KR940001854B1 (en) * 1988-05-12 1994-03-09 획스트 세라니이즈 코오포레이션 Microporous membranes having increased pore densities and process for making the same
JPH0214011A (en) * 1988-06-27 1990-01-18 Mitsubishi Rayon Co Ltd Porous polyethylene fiber
JPH0724742B2 (en) * 1988-07-25 1995-03-22 テルモ株式会社 Polypropylene porous hollow fiber membrane and method for producing the same
DE69207020T2 (en) * 1991-02-08 1996-06-13 Mitsubishi Rayon Co Porous hollow fiber membrane made of polypropylene and its manufacture
US6368990B1 (en) 1997-08-04 2002-04-09 Bba Nonwovens Sweden Ab Fabrics formed of hollow filaments and fibers and methods of making the same
CA2365817A1 (en) 2001-12-11 2003-06-11 Pierre Cote Methods of making stretched filtering membranes and membrane modules
CZ2002184A3 (en) * 2002-01-16 2003-09-17 Eidos, S. R. O. Microporous membrane hollow fibers with longitudinally variable mechanical and filtration properties and process of their preparation
JP5204384B2 (en) 2006-05-19 2013-06-05 富士フイルム株式会社 Crystalline polymer microporous membrane, method for producing the same, and filter for filtration
JP5220369B2 (en) 2007-09-04 2013-06-26 富士フイルム株式会社 Crystalline polymer microporous membrane, method for producing the same, and filter for filtration
JP4863970B2 (en) 2007-11-16 2012-01-25 富士フイルム株式会社 Crystalline polymer microporous membrane, method for producing the same, and filter for filtration
JP4937977B2 (en) 2008-09-02 2012-05-23 富士フイルム株式会社 Crystalline polymer microporous membrane, method for producing the same, and filter for filtration
WO2010108285A1 (en) 2009-03-26 2010-09-30 Asteia Technology Inc. Non-braided reinforced hollow fibre membrane
CN104607053B (en) 2009-06-26 2017-04-12 Bl 科技公司 Non-braided, textile-reinforced hollow fiber membrane
JP5220698B2 (en) 2009-07-06 2013-06-26 富士フイルム株式会社 Crystalline polymer microporous membrane, method for producing the same, and filter for filtration
JP2011072920A (en) 2009-09-30 2011-04-14 Fujifilm Corp Crystalline polymer micro-porous membrane, method for producing the same, and filter for filtration
JP5528070B2 (en) 2009-11-25 2014-06-25 富士フイルム株式会社 Crystalline polymer microporous membrane for filtration filter, method for producing the same, and filter for filtration
JP5470140B2 (en) 2010-03-31 2014-04-16 富士フイルム株式会社 Crystalline polymer microporous membrane and filter for filtration
JP2012011369A (en) 2010-06-01 2012-01-19 Fujifilm Corp Crystalline polymer microporous membrane, method for manufacturing the same, and filter for filtering
US9221020B2 (en) 2010-09-15 2015-12-29 Bl Technologies, Inc. Method to make yarn-reinforced hollow fiber membranes around a soluble core
US8529814B2 (en) 2010-12-15 2013-09-10 General Electric Company Supported hollow fiber membrane
US9321014B2 (en) 2011-12-16 2016-04-26 Bl Technologies, Inc. Hollow fiber membrane with compatible reinforcements
US9643129B2 (en) 2011-12-22 2017-05-09 Bl Technologies, Inc. Non-braided, textile-reinforced hollow fiber membrane
US9022229B2 (en) 2012-03-09 2015-05-05 General Electric Company Composite membrane with compatible support filaments
US8999454B2 (en) 2012-03-22 2015-04-07 General Electric Company Device and process for producing a reinforced hollow fibre membrane
US9227362B2 (en) 2012-08-23 2016-01-05 General Electric Company Braid welding
CZ304206B6 (en) * 2012-11-12 2014-01-02 Vysoké Učení Technické V Brně Method of roughening hollow polymeric fibers

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3558764A (en) * 1966-09-06 1971-01-26 Celanese Corp Process for preparing microporous film
BE758823A (en) * 1969-11-13 1971-05-12 Celanese Corp OPEN-CELL MICROPOROUS POLYMER FILM AND ITS OBTAINING
US3801404A (en) * 1970-10-28 1974-04-02 Celanese Corp Novel open-celled microporous film
JPS5215627A (en) * 1975-07-09 1977-02-05 Mitsubishi Rayon Co Ltd Porous polypropylene hollow fibers and a process for manufacturing the m
US4020230A (en) * 1975-10-03 1977-04-26 The Dow Chemical Company Microporous polyethylene hollow fibers and process of preparing them
JPS5938322B2 (en) * 1976-04-30 1984-09-17 東洋紡績株式会社 Microporous hollow fiber and its manufacturing method
JPH05338715A (en) * 1992-06-12 1993-12-21 Murata Mach Ltd Stacker crane

Also Published As

Publication number Publication date
BR8000691A (en) 1980-10-14
PL221980A1 (en) 1980-11-03
FR2449142A1 (en) 1980-09-12
SE448747B (en) 1987-03-16
GB2041821A (en) 1980-09-17
DD149089A5 (en) 1981-06-24
IL59353A (en) 1982-02-28
DE3003400A1 (en) 1980-08-14
FR2449142B1 (en) 1983-01-21
GB2041821B (en) 1983-01-26
IE800270L (en) 1980-08-13
SE8001101L (en) 1980-09-26
CH636648A5 (en) 1983-06-15
ZA80465B (en) 1981-08-26
BE881668A (en) 1980-08-12
AU5517980A (en) 1980-08-21
NL8000862A (en) 1980-08-15
JPS55107507A (en) 1980-08-18
IL59353A0 (en) 1980-05-30
IT8019858A0 (en) 1980-02-12
CA1167211A (en) 1984-05-15

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