IT1208466B - Fibre di polipropilene cave microporose e procedimento per laloro preparazione. - Google Patents

Fibre di polipropilene cave microporose e procedimento per laloro preparazione.

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
English (en)
Italian (it)
Other versions
IT8019858A0 (it
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/it
Application granted granted Critical
Publication of IT1208466B publication Critical patent/IT1208466B/it

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

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacturing & Machinery (AREA)
  • Textile Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Mechanical Engineering (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 Fibre di polipropilene cave microporose e procedimento per laloro preparazione. IT1208466B (it)

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 (it) 1980-02-12
IT1208466B true IT1208466B (it) 1989-07-10

Family

ID=21751774

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8019858A IT1208466B (it) 1979-02-13 1980-02-12 Fibre di polipropilene cave microporose e procedimento per laloro preparazione.

Country Status (17)

Country Link
JP (1) JPS55107507A (en, 2012)
AU (1) AU5517980A (en, 2012)
BE (1) BE881668A (en, 2012)
BR (1) BR8000691A (en, 2012)
CA (1) CA1167211A (en, 2012)
CH (1) CH636648A5 (en, 2012)
DD (1) DD149089A5 (en, 2012)
DE (1) DE3003400A1 (en, 2012)
FR (1) FR2449142A1 (en, 2012)
GB (1) GB2041821B (en, 2012)
IE (1) IE800270L (en, 2012)
IL (1) IL59353A (en, 2012)
IT (1) IT1208466B (en, 2012)
NL (1) NL8000862A (en, 2012)
PL (1) PL221980A1 (en, 2012)
SE (1) SE448747B (en, 2012)
ZA (1) ZA80465B (en, 2012)

Families Citing this family (43)

* 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
US4530809A (en) * 1980-10-14 1985-07-23 Mitsubishi Rayon Co., Ltd. Process for making microporous polyethylene hollow fibers
JPS5766114A (en) * 1980-10-14 1982-04-22 Mitsubishi Rayon Co Ltd Porous polyethylene hollow fiber and its production
US4405688A (en) * 1982-02-18 1983-09-20 Celanese Corporation Microporous hollow fiber and process and apparatus for preparing such fiber
JPS5924732A (ja) * 1982-08-02 1984-02-08 Mitsubishi Rayon Co Ltd 親水化多孔質膜およびその製造方法
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 (ja) * 1983-04-22 1984-11-08 Dainippon Ink & Chem Inc 不均質膜およびその製造方法
DE3477406D1 (en) * 1983-12-28 1989-04-27 Ube Industries Process of producing porous thermoplastic resin article
JPS61146308A (ja) * 1984-12-21 1986-07-04 Ube Ind Ltd 多孔質ポリプロピレン中空糸又はフイルムの製造法
DE3579820D1 (de) * 1985-06-27 1990-10-25 Mitsubishi Rayon Co Komposit-hohlgarn und dessen herstellung.
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 (ja) * 1987-06-26 1990-01-08 Ube Ind Ltd 多孔性中空糸膜
DE3878326T3 (de) * 1987-07-11 1999-09-23 Dainippon Ink And Chemicals, Inc. Kunstlunge der Membranart und Verfahren zu ihrer Verwendung.
EP0314581B1 (en) * 1987-10-29 1994-06-22 Terumo Kabushiki Kaisha Oxygenator using 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
EP0342026B1 (en) * 1988-05-12 1995-10-18 Hoechst Celanese Corporation Microporous membranes having increased pore densities and process for making the same
JPH0214011A (ja) * 1988-06-27 1990-01-18 Mitsubishi Rayon Co Ltd 多孔質ポリエチレン繊維
JPH0724742B2 (ja) * 1988-07-25 1995-03-22 テルモ株式会社 ポリプロピレン多孔質中空糸膜およびその製造方法
EP0498414B1 (en) * 1991-02-08 1995-12-27 Mitsubishi Rayon Co., Ltd. Porous hollow fiber membrane of polypropylene and production thereof
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 (cs) * 2002-01-16 2003-09-17 Eidos, S. R. O. Mikroporézní membránová dutá vlákna s podélně proměnnými mechanickými a filtračními vlastnostmi a způsob jejich přípravy
JP5204384B2 (ja) 2006-05-19 2013-06-05 富士フイルム株式会社 結晶性ポリマー微孔性膜とその製造方法、および濾過用フィルター
JP5220369B2 (ja) 2007-09-04 2013-06-26 富士フイルム株式会社 結晶性ポリマー微孔性膜及びその製造方法、並びに濾過用フィルタ
JP4863970B2 (ja) 2007-11-16 2012-01-25 富士フイルム株式会社 結晶性ポリマー微孔性膜及びその製造方法、並びに濾過用フィルタ
JP4937977B2 (ja) 2008-09-02 2012-05-23 富士フイルム株式会社 結晶性ポリマー微孔性膜及びその製造方法、並びに濾過用フィルタ
US9132390B2 (en) 2009-03-26 2015-09-15 Bl Technologies Inc. Non-braided reinforced holow fibre membrane
ES2521440T3 (es) 2009-06-26 2014-11-12 Bl Technologies, Inc. Membrana de fibra hueca no trenzada reforzada con textiles
JP5220698B2 (ja) 2009-07-06 2013-06-26 富士フイルム株式会社 結晶性ポリマー微孔性膜及びその製造方法、並びに濾過用フィルタ
JP2011072920A (ja) 2009-09-30 2011-04-14 Fujifilm Corp 結晶性ポリマー微孔性膜及びその製造方法、並びに濾過用フィルタ
JP5528070B2 (ja) 2009-11-25 2014-06-25 富士フイルム株式会社 濾過フィルタ用結晶性ポリマー微孔性膜及びその製造方法、並びに濾過用フィルタ
JP5470140B2 (ja) 2010-03-31 2014-04-16 富士フイルム株式会社 結晶性ポリマー微孔性膜及び濾過用フィルター
JP2012011369A (ja) 2010-06-01 2012-01-19 Fujifilm Corp 結晶性ポリマー微孔性膜及びその製造方法、並びに濾過用フィルタ
CN103097008B (zh) 2010-09-15 2015-12-09 Bl科技公司 围绕可溶芯体制造纱增强式中空纤维膜的方法
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 (cs) * 2012-11-12 2014-01-02 Vysoké Učení Technické V Brně Způsob zdrsnění dutých polymerních vláken
WO2025115607A1 (ja) * 2023-11-29 2025-06-05 東レ株式会社 不織布およびその製造方法ならびに積層不織布

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 (fr) * 1969-11-13 1971-05-12 Celanese Corp Pellicule de polymere microporeux a cellules ouvertes et son obtention
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 (ja) * 1976-04-30 1984-09-17 東洋紡績株式会社 微孔性中空繊維およびその製造法
JPH05338715A (ja) * 1992-06-12 1993-12-21 Murata Mach Ltd スタッカクレーン

Also Published As

Publication number Publication date
BR8000691A (pt) 1980-10-14
NL8000862A (nl) 1980-08-15
IT8019858A0 (it) 1980-02-12
JPS55107507A (en) 1980-08-18
IL59353A (en) 1982-02-28
IL59353A0 (en) 1980-05-30
IE800270L (en) 1980-08-13
BE881668A (fr) 1980-08-12
GB2041821B (en) 1983-01-26
AU5517980A (en) 1980-08-21
FR2449142A1 (fr) 1980-09-12
CH636648A5 (fr) 1983-06-15
FR2449142B1 (en, 2012) 1983-01-21
DE3003400A1 (de) 1980-08-14
PL221980A1 (en, 2012) 1980-11-03
SE448747B (sv) 1987-03-16
DD149089A5 (de) 1981-06-24
GB2041821A (en) 1980-09-17
SE8001101L (sv) 1980-09-26
CA1167211A (en) 1984-05-15
ZA80465B (en) 1981-08-26

Similar Documents

Publication Publication Date Title
IT1208466B (it) Fibre di polipropilene cave microporose e procedimento per laloro preparazione.
IT8023156A0 (it) Procedimento per la preparazione di fibre cave microporose.
IT7922670A0 (it) Procedimento per produrre fibre cave inorganiche.
BE865342A (nl) Holle-vezel permeator
ES493487A0 (es) Aparato difusor de fibras huecas.
MX152195A (es) Membrana hilada de filamentos de poliolefina y procedimiento para su obtencion
BR8005837A (pt) Copoliesteres formadores de fibra, e filamento
BR8005835A (pt) Copoliesteres formadores de fibra, e filamento
IT1075320B (it) Emodializzatore impiegante fibre cave
BR8001976A (pt) Copoliesteres formadores de fibra, e filamento
GB2100181B (en) Anisotropic hollow fiber membranes
BR8005836A (pt) Copoliesteres formadores de fibras e filamento
JPS5620464A (en) Hollow fiber separator and its manufacture
IT7826126A0 (it) Procedimento per preparare fibre idrofile di poliolefine, fibre cosi' prodotte, e carta contenente dette fibre.
NZ193577A (en) Hollow fibre separatory element
IL53993A0 (en) Hollow fiber membranes
SE8003485L (sv) Pyrazinobensodiazepiner, deras framstellning och anvendning
IT7821625A0 (it) Procedimento per la preparazione di fibre idrofile.
IT8024919A0 (it) Procedimento per separare membrane di fibre cave.
IT1134201B (it) Metodi di deinchiostrazione di fibre secondarie
GB2053023B (en) Dialyzer comprising hollow fibre membranes
AU508669B2 (en) Microporous hollow polyethylene fibers
GB2061761B (en) Hollow fibre dialyzer
FI800149A7 (fi) Menetelmä hydrofiilisten polyolefiinikuitujen valmistamiseksi.
PH18609A (en) Hollow acrylonitrile polymer fiber