DE3273047D1 - Polymethyl methacrylate hollow yarn ultra-filtration membrane and process for its production - Google Patents

Polymethyl methacrylate hollow yarn ultra-filtration membrane and process for its production

Info

Publication number
DE3273047D1
DE3273047D1 DE8282903186T DE3273047T DE3273047D1 DE 3273047 D1 DE3273047 D1 DE 3273047D1 DE 8282903186 T DE8282903186 T DE 8282903186T DE 3273047 T DE3273047 T DE 3273047T DE 3273047 D1 DE3273047 D1 DE 3273047D1
Authority
DE
Germany
Prior art keywords
production
polymethyl methacrylate
filtration membrane
hollow yarn
methacrylate hollow
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
DE8282903186T
Other languages
English (en)
Inventor
Tatsuo Nogi
Tomonori Iwami
Kazumi Tanaka
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.)
Toray Industries Inc
Original Assignee
Toray Industries Inc
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
Priority claimed from JP17309981A external-priority patent/JPS5876104A/ja
Priority claimed from JP8026882A external-priority patent/JPS58199006A/ja
Application filed by Toray Industries Inc filed Critical Toray Industries Inc
Application granted granted Critical
Publication of DE3273047D1 publication Critical patent/DE3273047D1/de
Expired legal-status Critical Current

Links

Classifications

    • 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
    • B01D71/40—Polymers of unsaturated acids or derivatives thereof, e.g. salts, amides, imides, nitriles, anhydrides, esters
    • B01D71/401—Polymers based on the polymerisation of acrylic acid, e.g. polyacrylate
    • B01D71/4011—Polymethylmethacrylate
    • 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
    • B01D71/40—Polymers of unsaturated acids or derivatives thereof, e.g. salts, amides, imides, nitriles, anhydrides, esters
    • 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
    • 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
    • D01F6/16—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds from polymers of unsaturated carboxylic acids or unsaturated organic esters, e.g. polyacrylic esters, polyvinyl acetate

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Textile Engineering (AREA)
  • Mechanical Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
DE8282903186T 1981-10-30 1982-10-28 Polymethyl methacrylate hollow yarn ultra-filtration membrane and process for its production Expired DE3273047D1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP17309981A JPS5876104A (ja) 1981-10-30 1981-10-30 ポリメタクリル酸メチル系分離膜およびその製造方法
JP8026882A JPS58199006A (ja) 1982-05-14 1982-05-14 ポリメタクリル酸メチル系中空糸分離膜およびその製造方法
PCT/JP1982/000422 WO1983001632A1 (en) 1981-10-30 1982-10-28 Polymethyl methacrylate hollow yarn ultra-filtration membrane and process for its production

Publications (1)

Publication Number Publication Date
DE3273047D1 true DE3273047D1 (en) 1986-10-09

Family

ID=26421307

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8282903186T Expired DE3273047D1 (en) 1981-10-30 1982-10-28 Polymethyl methacrylate hollow yarn ultra-filtration membrane and process for its production

Country Status (4)

Country Link
US (1) US4678581A (de)
EP (1) EP0092587B1 (de)
DE (1) DE3273047D1 (de)
WO (1) WO1983001632A1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59189903A (ja) * 1983-04-09 1984-10-27 Kanegafuchi Chem Ind Co Ltd 中空糸状フイルタ−およびその製法
FR2566003B1 (fr) * 1984-06-13 1987-07-24 Inst Nat Rech Chimique Fibres creuses, leur procede de fabrication et leurs applications notamment dans le domaine des separations par membranes
ATE68991T1 (de) * 1984-06-13 1991-11-15 Inst Nat Rech Chimique Verfahren zur herstellung von hohlfasern und ihre verwendung in membrantrennverfahren.
US5417832A (en) * 1992-08-25 1995-05-23 The University Of Colorado Foundation, Inc. Enhancing performance of perfluorinated ionomer membranes via dopant incorporation, method of making thereof and the membrane
US6101304A (en) * 1998-10-28 2000-08-08 Sumitomo Electric Lightwave Corp. Air blown fiber (ABF) tube cable with central innerduct
US8500871B2 (en) * 2009-08-21 2013-08-06 Toray Industries, Inc. Water-vapor-permeable membrane, hollow-fiber membrane, and hollow-fiber membrane module

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3615024A (en) * 1968-08-26 1971-10-26 Amicon Corp High flow membrane
JPS536249B2 (de) * 1973-02-17 1978-03-06
FR2196184B1 (de) * 1972-08-16 1976-11-19 Toray Industries
US3892665A (en) * 1973-10-15 1975-07-01 Standard Oil Co Membrane method and product
JPS5714640A (en) * 1980-07-02 1982-01-25 Toray Ind Inc Separating membrane of methyl methacrylate type
DE3276853D1 (en) * 1981-05-19 1987-09-03 Teijin Ltd Porous membrane

Also Published As

Publication number Publication date
US4678581A (en) 1987-07-07
EP0092587B1 (de) 1986-09-03
EP0092587A4 (de) 1984-01-10
WO1983001632A1 (en) 1983-05-11
EP0092587A1 (de) 1983-11-02

Similar Documents

Publication Publication Date Title
EP0294737A3 (en) Polysulfone hollow fiber membrane and process for making the same
IL63302A0 (en) Hollow fiber membranes for use in plasmaphoresis and their production
DE3372182D1 (en) Filtration membrane and process for its manufacture
IL78169A0 (en) Novel membranes and process for making them
DE3379160D1 (en) Semi-permeable encapsulated membranes, process for their production and their use
EP0341309A4 (en) Porous polypropylene membrane and process for its production
EP0124028A3 (en) Heterogeneous membrane and process for production thereof
ZA828113B (en) Melt spinning process
DE3569676D1 (en) Hollow fiber membrane and method for manufacture thereof
EP0166495A3 (en) Electroforming process
DE3572176D1 (en) Process for producing etoposide and intermediate for use therein
DE3474544D1 (en) Optical fiber and process for producing the same
GB8522867D0 (en) Spinning process
DE3364804D1 (en) Polyamide membrane and process for its production
DE3273813D1 (en) Dyeing process
EP0228701A3 (en) 2-iodo-perfluoro-2-methylathanes, process for their production and their application
IL63997A0 (en) Reverse osmosis membrane and its production
DE3273047D1 (en) Polymethyl methacrylate hollow yarn ultra-filtration membrane and process for its production
DE3480197D1 (en) 5-alkylidene-2-halo-4-substituted-2-cyclopentenone and process for production thereof
TR23494A (tr) Ferrokrom ueretme islemi
GB2211505B (en) Reverse osmosis membranes and process for their production
DE3478088D1 (en) Process for producing dense membranes
DE3276582D1 (en) Novel endo-deoxyribonuclease and process for the production thereof
DE3563692D1 (en) Porous water-treating material and process for producing the same
DE3166131D1 (en) Process for the production of reverse prints on blends of polyester and cellulosic fibres

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee