AU2443677A - Microporous Hollow Polyethylene Fibers - Google Patents

Microporous Hollow Polyethylene Fibers

Info

Publication number
AU2443677A
AU2443677A AU24436/77A AU2443677A AU2443677A AU 2443677 A AU2443677 A AU 2443677A AU 24436/77 A AU24436/77 A AU 24436/77A AU 2443677 A AU2443677 A AU 2443677A AU 2443677 A AU2443677 A AU 2443677A
Authority
AU
Australia
Prior art keywords
polyethylene fibers
microporous hollow
hollow polyethylene
microporous
fibers
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
AU24436/77A
Other versions
AU508669B2 (en
Inventor
R. D. and Schneider 3. E Mahoney
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dow Chemical Co
Original Assignee
Cordis Dow 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 Cordis Dow Corp filed Critical Cordis Dow Corp
Priority to AU24436/77A priority Critical patent/AU508669B2/en
Priority to NLAANVRAGE7704427,A priority patent/NL187967C/en
Priority to GB16919/77A priority patent/GB1558856A/en
Priority to CH504377A priority patent/CH632169A5/en
Priority to FR7712320A priority patent/FR2388065A1/en
Priority to DE19772718155 priority patent/DE2718155A1/en
Publication of AU2443677A publication Critical patent/AU2443677A/en
Application granted granted Critical
Publication of AU508669B2 publication Critical patent/AU508669B2/en
Expired legal-status Critical Current

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
    • D01F6/44—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds as major constituent with other polymers or low-molecular-weight compounds
    • D01F6/46—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds as major constituent with other polymers or low-molecular-weight compounds of polyolefins
    • 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
    • B01D67/0002—Organic membrane manufacture
    • B01D67/0023—Organic membrane manufacture by inducing porosity into non porous precursor membranes
    • B01D67/003—Organic membrane manufacture by inducing porosity into non porous precursor membranes by selective elimination of components, e.g. by leaching
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/26—Polyalkenes
    • B01D71/261—Polyethylene
    • 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
    • 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
    • D01D5/247—Discontinuous hollow structure or microporous structure
    • 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
    • D01F1/00—General methods for the manufacture of artificial filaments or the like
    • D01F1/02—Addition of substances to the spinning solution or to the melt
    • D01F1/08—Addition of substances to the spinning solution or to the melt for forming hollow filaments
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Textile Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • General Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Artificial Filaments (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
AU24436/77A 1977-04-20 1977-04-20 Microporous hollow polyethylene fibers Expired AU508669B2 (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
AU24436/77A AU508669B2 (en) 1977-04-20 1977-04-20 Microporous hollow polyethylene fibers
NLAANVRAGE7704427,A NL187967C (en) 1977-04-20 1977-04-22 METHOD FOR MANUFACTURING A MICROPOROUS HOLLOW FIBER
GB16919/77A GB1558856A (en) 1977-04-20 1977-04-22 Microporus polyethylene hollow fibres and process for preparing them
CH504377A CH632169A5 (en) 1977-04-20 1977-04-22 Microporous hollow fibres and manufacture thereof
FR7712320A FR2388065A1 (en) 1977-04-20 1977-04-22 POLYETHYLENE HOLLOW FIBERS, MICROPOROUS, AND THEIR MANUFACTURING PROCESS
DE19772718155 DE2718155A1 (en) 1977-04-20 1977-04-23 MICROPOROUS POLYAETHYLENE HOLLOW FIBER AND METHOD FOR MANUFACTURING IT

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
AU24436/77A AU508669B2 (en) 1977-04-20 1977-04-20 Microporous hollow polyethylene fibers
NLAANVRAGE7704427,A NL187967C (en) 1977-04-20 1977-04-22 METHOD FOR MANUFACTURING A MICROPOROUS HOLLOW FIBER
GB16919/77A GB1558856A (en) 1977-04-20 1977-04-22 Microporus polyethylene hollow fibres and process for preparing them
CH504377A CH632169A5 (en) 1977-04-20 1977-04-22 Microporous hollow fibres and manufacture thereof
FR7712320A FR2388065A1 (en) 1977-04-20 1977-04-22 POLYETHYLENE HOLLOW FIBERS, MICROPOROUS, AND THEIR MANUFACTURING PROCESS
DE19772718155 DE2718155A1 (en) 1977-04-20 1977-04-23 MICROPOROUS POLYAETHYLENE HOLLOW FIBER AND METHOD FOR MANUFACTURING IT

Publications (2)

Publication Number Publication Date
AU2443677A true AU2443677A (en) 1978-10-26
AU508669B2 AU508669B2 (en) 1980-03-27

Family

ID=27542612

Family Applications (1)

Application Number Title Priority Date Filing Date
AU24436/77A Expired AU508669B2 (en) 1977-04-20 1977-04-20 Microporous hollow polyethylene fibers

Country Status (6)

Country Link
AU (1) AU508669B2 (en)
CH (1) CH632169A5 (en)
DE (1) DE2718155A1 (en)
FR (1) FR2388065A1 (en)
GB (1) GB1558856A (en)
NL (1) NL187967C (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3026718A1 (en) * 1980-07-15 1982-02-04 Akzo Gmbh, 5600 Wuppertal HOLLOW FIBER MEMBRANE FOR PLASMA SEPARATION
US4670341A (en) * 1985-05-17 1987-06-02 W. R. Grace & Co. Hollow fiber
US4726989A (en) † 1986-12-11 1988-02-23 Minnesota Mining And Manufacturing Microporous materials incorporating a nucleating agent and methods for making same

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3423491A (en) * 1964-09-02 1969-01-21 Dow Chemical Co Permselective hollow fibers and method of making
JPS5215627A (en) * 1975-07-09 1977-02-05 Mitsubishi Rayon Co Ltd Porous polypropylene hollow fibers and a process for manufacturing the m
US4082658A (en) * 1977-02-09 1978-04-04 Monsanto Company Hollow fiber membranes of ethylene copolymers and process for use

Also Published As

Publication number Publication date
NL187967C (en) 1992-03-02
NL7704427A (en) 1978-10-24
FR2388065A1 (en) 1978-11-17
DE2718155C2 (en) 1987-05-21
FR2388065B1 (en) 1980-02-01
GB1558856A (en) 1980-01-09
CH632169A5 (en) 1982-09-30
DE2718155A1 (en) 1979-03-15
NL187967B (en) 1991-10-01
AU508669B2 (en) 1980-03-27

Similar Documents

Publication Publication Date Title
AU515807B2 (en) Hollow fibre permeator
AU5517980A (en) Hollow fibres
AU5973280A (en) Preparing microporous hollow fibres
AU510753B2 (en) Hollow bottle
AU511941B2 (en) Encapsulating hollow fibres
AU515326B2 (en) Fibre optic switch
YU112578A (en) Dialyzer with hollow filaments
AU513877B2 (en) Nesting units
AU537867B2 (en) Press-flexible membrane
AU532944B2 (en) Hollow fibre separatory unit
IL53993A0 (en) Hollow fiber membranes
AU5042279A (en) Greenhouses
AU516562B2 (en) Hollow fibre separatory device
AU504395B1 (en) Hollow building block
AU519125B2 (en) Forming curved hollow elements
AU537932B2 (en) Winding fibres
AU508669B2 (en) Microporous hollow polyethylene fibers
AU536422B2 (en) Making hollow structures
AU7887781A (en) Hollow fiber device
GB2061761B (en) Hollow fibre dialyzer
AU523727B2 (en) Fibre manufacture
JPS5614684A (en) Hollow multipipe
AU524325B2 (en) Fibre manufacture
AU518628B2 (en) Forming porous plastic tube
AU515657B2 (en) Fibre webs