IL24121A - Permselective hollow fibers and method of making such - Google Patents

Permselective hollow fibers and method of making such

Info

Publication number
IL24121A
IL24121A IL24121A IL2412165A IL24121A IL 24121 A IL24121 A IL 24121A IL 24121 A IL24121 A IL 24121A IL 2412165 A IL2412165 A IL 2412165A IL 24121 A IL24121 A IL 24121A
Authority
IL
Israel
Prior art keywords
making
hollow fibers
permselective hollow
permselective
fibers
Prior art date
Application number
IL24121A
Other languages
English (en)
Original Assignee
Dow Chemical Co
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 Dow Chemical Co filed Critical Dow Chemical Co
Publication of IL24121A publication Critical patent/IL24121A/xx

Links

Classifications

    • 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
    • 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
    • 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
    • D01F1/10—Other agents for modifying properties
    • 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
    • D01F2/00—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof
    • D01F2/24—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof from cellulose derivatives
    • D01F2/28—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof from cellulose derivatives from organic cellulose esters or ethers, e.g. cellulose acetate
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2913—Rod, strand, filament or fiber
    • Y10T428/2973—Particular cross section
    • Y10T428/2975—Tubular or cellular

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)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Artificial Filaments (AREA)
IL24121A 1964-09-02 1965-08-09 Permselective hollow fibers and method of making such IL24121A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US39390364A 1964-09-02 1964-09-02

Publications (1)

Publication Number Publication Date
IL24121A true IL24121A (en) 1969-11-30

Family

ID=23556723

Family Applications (1)

Application Number Title Priority Date Filing Date
IL24121A IL24121A (en) 1964-09-02 1965-08-09 Permselective hollow fibers and method of making such

Country Status (6)

Country Link
US (1) US3423491A (de)
BE (1) BE669040A (de)
DE (1) DE1494579B2 (de)
GB (1) GB1071909A (de)
IL (1) IL24121A (de)
NL (1) NL150015B (de)

Families Citing this family (101)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3472766A (en) * 1968-01-10 1969-10-14 Dow Chemical Co Separatory process utilizing a permeable polyamide membrane having poly (oxyethylene) grafts
US3521865A (en) * 1968-05-20 1970-07-28 Du Pont Generation of accurately known vapor concentrations by permeation
US3546209A (en) * 1968-10-10 1970-12-08 Dow Chemical Co Process for the fabrication of a cellulose hollow fiber separatory cell
US3593855A (en) * 1969-05-13 1971-07-20 Westinghouse Electric Corp High flow porous reverse osmosis membranes containing lipids
US3554379A (en) * 1969-06-10 1971-01-12 Du Pont Desalination apparatus and process of manufacture using improved, nitrogenous membranes
US3770537A (en) * 1969-10-20 1973-11-06 Minnesota Mining & Mfg Method for preparing a microporous sheet by heat-forming, annealing and leaching
US3710945A (en) * 1969-11-26 1973-01-16 Du Pont Preservation of polyamidic membranes
US3644202A (en) * 1970-03-31 1972-02-22 Willard S Higley Collagen membranes for reverse osmosis desalination
US3703962A (en) * 1970-09-16 1972-11-28 Dow Chemical Co Secured plasticized acetylated cellulose hollow fiber membranes
US3799355A (en) * 1970-12-28 1974-03-26 Us Health Education & Welfare Dialysis membranes and manufacture
US3904519A (en) * 1971-10-19 1975-09-09 Us Interior Reverse osmosis process using crosslinked aromatic polyamide membranes
US3957651A (en) * 1971-12-16 1976-05-18 Chemical Systems Incorporated Microporous polyester membranes and polymer assisted phase inversion process for their manufacture
CA1025590A (en) * 1971-12-16 1978-01-31 Robert E. Kesting Microporous polyester membranes and polymer assisted phase inversion process for making same
US3888771A (en) * 1972-06-02 1975-06-10 Asahi Chemical Ind Hollow fibers of cuprammonium cellulose and a process of the manufacture of same
FR2193634A1 (en) * 1972-07-20 1974-02-22 Du Pont Polyimide semi-permeable membranes
FR2199014B1 (de) * 1972-09-12 1975-03-14 Rhone Poulenc Ind
US4187333A (en) * 1973-05-23 1980-02-05 California Institute Of Technology Ion-exchange hollow fibers
US3944485A (en) * 1973-05-23 1976-03-16 California Institute Of Technology Ion-exchange hollow fibers
US4045352A (en) * 1973-05-23 1977-08-30 California Institute Of Technology Ion-exchange hollow fibers
US3985298A (en) * 1973-05-23 1976-10-12 Moleculon Research Corporation Controlled release materials and method of use
US3846404A (en) * 1973-05-23 1974-11-05 Moleculon Res Corp Process of preparing gelled cellulose triacetate products and the products produced thereby
US3935096A (en) * 1974-01-02 1976-01-27 Hooker Chemicals & Plastics Corporation Production of aqueous metal hydroxide solutions of low metal halide concentration
US4014798A (en) * 1974-04-04 1977-03-29 California Institute Of Technology Insoluble polyelectrolyte and ion-exchange hollow fiber impregnated therewith
US4002563A (en) * 1974-05-20 1977-01-11 The United States Of America As Represented By The Secretary Of The Interior Regular copolyamides as desalination membranes
JPS5336118B2 (de) * 1974-06-13 1978-09-30
DE2431071C2 (de) * 1974-06-28 1982-03-04 Bayer Ag, 5090 Leverkusen Asymmetrische, semipermeable Membranen aus cyclischen Polyharnstoffen und deren Verwendung zur Meerwasserentsalzung oder zur Trennung und Konzentrierung von Stoffgemischen
JPS5193786A (en) * 1975-02-15 1976-08-17 Makurokagatano chukuseni
DE2615954C3 (de) * 1975-04-22 1981-04-23 Kuraray Co., Ltd., Kurashiki, Okayama Membran auf Basis von Polyvinylalkohol
US4035457A (en) * 1975-05-01 1977-07-12 Chemical Systems Incorporated Nonbiodegradable polymers
US4020230A (en) * 1975-10-03 1977-04-26 The Dow Chemical Company Microporous polyethylene hollow fibers and process of preparing them
US4086418A (en) * 1976-02-27 1978-04-25 International Telephone And Telegraph Corporation Process for producing a regenerated hollow cellulosic fiber
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
JPS6029282B2 (ja) * 1976-09-03 1985-07-10 旭化成株式会社 半透膜及びその製造方法
AU508669B2 (en) * 1977-04-20 1980-03-27 Dow Chemical Company, The Microporous hollow polyethylene fibers
US4276173A (en) * 1977-07-05 1981-06-30 Cordis Dow Corp. Cellulose acetate hollow fiber and method for making same
AU519458B2 (en) * 1977-07-05 1981-12-03 Cordis Dow Corporation Cellulose acetate hollow fibres
US4519909A (en) * 1977-07-11 1985-05-28 Akzona Incorporated Microporous products
US4183890A (en) * 1977-11-30 1980-01-15 Monsanto Company Method of cutting hollow filaments embedded in resinous mass
DE2755341C2 (de) * 1977-12-12 1983-09-08 Akzo Gmbh, 5600 Wuppertal Hydrophile Polyesterfasern
IT1114714B (it) * 1978-03-25 1986-01-27 Akzo Nv Massa di incorporazione poliuretanica e relativo procedimento di produzione
DE2967152D1 (en) * 1978-08-22 1984-09-06 Mitsubishi Rayon Co Process for manufacturing regenerated cellulose hollow fiber
US4219517A (en) * 1978-10-12 1980-08-26 Puropore Inc. Process for spinning dense hollow fiber cellulosic membrane
JPS5560537A (en) * 1978-10-30 1980-05-07 Teijin Ltd Preparation of porous membrane
CA1141114A (en) * 1978-11-24 1983-02-15 Masamichi Ishida Regenerated cellulose hollow fiber and process for manufacturing same
JPS5596162A (en) * 1979-01-18 1980-07-22 Asahi Medical Co Polycarbonate hollow fiber dialysis film and its preparation
US4315877A (en) * 1979-02-22 1982-02-16 Albany International Corp. Methods of fabricating sorbent-cored textile yarns
US4302509A (en) * 1979-02-22 1981-11-24 Albany International Corp. Sorbent-cored textile yarns
US4290987A (en) * 1979-07-02 1981-09-22 Celanese Corporation Process for preparing microporous hollow fibers
JPS5656202A (en) * 1979-10-15 1981-05-18 Asahi Chem Ind Co Ltd Hollow porous membrane yarn made of polyvinylidene fluoride type resin
US4256617A (en) * 1979-11-01 1981-03-17 Nl Industries, Inc. Catalyzed non-toxic polyurethane forming compositions and separatory devices employing the same
CA1153171A (en) * 1979-12-17 1983-09-06 David T. Chen Cellulose semipermeable hollow fibers and method for making same
US4543221A (en) * 1979-12-17 1985-09-24 Cd Medical, Inc. Method for making cellulose semipermeable hollow fibers
US4342811A (en) * 1979-12-28 1982-08-03 Albany International Corp. Open-celled microporous sorbent-loaded textile fibers and films and methods of fabricating same
US4293420A (en) * 1980-04-18 1981-10-06 E. I. Du Pont De Nemours And Company Treatment of reverse osmosis membranes
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
US4527999A (en) * 1984-03-23 1985-07-09 Abcor, Inc. Separation membrane and method of preparing and using same
US5192478A (en) * 1984-10-22 1993-03-09 The Dow Chemical Company Method of forming tubesheet for hollow fibers
DE3586677T2 (de) * 1984-11-29 1993-03-11 Asahi Chemical Ind Verfahren zur herstellung eines semipermeablen hohlfaser-membranelementes und ein semipermeabeles hohlfaser-membranelement.
US4670341A (en) * 1985-05-17 1987-06-02 W. R. Grace & Co. Hollow fiber
US4681605A (en) * 1985-06-27 1987-07-21 A/G Technology Corporation Anisotropic membranes for gas separation
US4702917A (en) * 1985-11-18 1987-10-27 Research Triangle Institute Porous bioabsorbable polyesters
JP2513644B2 (ja) * 1986-10-02 1996-07-03 イチビキ株式会社 味噌の製造装置
US4912197A (en) * 1987-08-14 1990-03-27 E. I. Du Pont De Nemours And Company Highly soluble clear polyimides
JP2528169B2 (ja) * 1987-11-19 1996-08-28 帝人株式会社 多孔性成型物の製造方法
US4880442A (en) * 1987-12-22 1989-11-14 E. I. Du Pont De Nemours And Company Polyimide gas separation membranes
US4851505A (en) * 1988-04-13 1989-07-25 E. I. Du Pont De Nemours And Company Highly soluble aromatic polyimides
US4838900A (en) * 1988-04-13 1989-06-13 E. I. Du Pont De Nemours And Company Polyimide gas separation membranes
US4935490A (en) * 1988-04-13 1990-06-19 E. I. Dupont De Nemours And Company Highly soluble aromatic polyimides
DE3829766A1 (de) * 1988-09-01 1990-03-22 Akzo Gmbh Verfahren zur herstellung von membranen
US5318417A (en) * 1988-11-10 1994-06-07 Kopp Clinton V Extrusion head for forming polymeric hollow fiber
US5011637A (en) * 1989-01-23 1991-04-30 The Dow Chemical Company Preparing cellulose ester membranes for gas separation
US4980063A (en) * 1989-01-27 1990-12-25 The Dow Chemical Company Compositions useful for preparing cellulose ester membranes for liquid separations
US6527849B2 (en) * 1990-06-19 2003-03-04 Carolyn M. Dry Self-repairing, reinforced matrix materials
US5762798A (en) * 1991-04-12 1998-06-09 Minntech Corporation Hollow fiber membranes and method of manufacture
JPH0641305A (ja) * 1991-10-25 1994-02-15 Internatl Business Mach Corp <Ibm> フッ素化された反応体からのポリアミド酸およびポリイミド
USRE36914E (en) * 1992-10-07 2000-10-17 Minntech Corp Dialysate filter including an asymmetric microporous, hollow fiber membrane incorporating a polyimide
US5645778A (en) * 1992-11-16 1997-07-08 Althin Medical, Inc. Process of making a cellulose acetate semipermeable membrane
US5676996A (en) * 1996-02-29 1997-10-14 Sekisui Kagaku Kogyo Kabushiki Kaisha Method of preparing carrier for blood treatment apparatus
NO314575B1 (no) * 2000-08-04 2003-04-14 Statkraft Sf Semipermeabel membran og fremgangsmate for tilveiebringelse av elektrisk kraft samt en anordning
SE0203857L (sv) 2002-12-20 2004-06-21 Gambro Lundia Ab Permselektivt membran och förfarande för tillverkning därav
SE0203855L (sv) 2002-12-20 2004-06-21 Gambro Lundia Ab Permselektivt membran
GB0513498D0 (en) * 2005-06-30 2006-03-29 Bae Systems Plc Fibre materials
EP1907202B1 (de) 2005-07-01 2016-01-20 Carolyn M. Dry Selbstreparierende mehrfunktionsverbundstoffe mit spezialklebstoffen
US7727400B2 (en) * 2005-09-23 2010-06-01 Michael Flynn Low water recovery rate desalination system and method
EA016590B1 (ru) * 2006-12-27 2012-06-29 Мицубиси Кемикал Корпорейшн Способ получения полиолефина и продукт для получения линейного полиэтилена низкой плотности
EP2295132B8 (de) 2009-05-15 2017-03-15 Interface Biologics Inc. Antithrombogene Hohlfasermembranen, Vergussmaterial und Schlauchverbindungen für Blut
US8545701B2 (en) 2009-08-18 2013-10-01 Maher Isaac Kelada Induced symbiotic osmosis [ISO] for salinity power generation
CN102002768B (zh) * 2010-10-09 2012-08-29 苏州市新能膜材料科技有限公司 一种高效亲水化改性聚乙烯中空纤维膜的制备方法
US20130089747A1 (en) 2011-05-20 2013-04-11 William Maxwell Allen, Jr. Fibers of Polymer-Wax Compositions
US8974668B2 (en) 2013-02-15 2015-03-10 Maher Isaac Kelada Hollow fiber membrane element and methods of making same
US9675478B2 (en) 2014-06-11 2017-06-13 Abbott Cardiovascular Systems Inc. Solvent method for forming a polymer scaffolding
US9381280B2 (en) * 2014-06-13 2016-07-05 Abbott Cardiovascular Systems Inc. Plasticizers for a biodegradable scaffolding and methods of forming same
CN104107642A (zh) * 2014-07-23 2014-10-22 山东理工大学 一种聚己内酰胺中空纤维杂化膜的制备方法
CN104117295B (zh) * 2014-07-23 2016-08-31 山东理工大学 一种聚己内酰胺中空纤维膜的制备方法
RU2677084C2 (ru) 2014-09-10 2019-01-15 Дзе Проктер Энд Гэмбл Компани Нетканое полотно
EP3202486A4 (de) * 2014-09-30 2018-05-23 Toray Industries, Inc. Trennmembran
RU2018129448A (ru) 2016-03-09 2020-02-13 Дзе Проктер Энд Гэмбл Компани Абсорбирующее изделие с активируемым материалом
US11077408B2 (en) * 2016-12-23 2021-08-03 Basf Se Selective extraction film for mining application
WO2018165511A1 (en) 2017-03-09 2018-09-13 The Procter & Gamble Company Thermoplastic polymeric materials with heat activatable compositions

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2214442A (en) * 1935-01-02 1940-09-10 Du Pont Synthetic polymer
US2435071A (en) * 1943-07-19 1948-01-27 Shell Dev Amides of cyclic sulfones
US2461339A (en) * 1946-01-07 1949-02-08 Shell Dev Unsaturated thioethers of cyclic sulfones
US2707201A (en) * 1951-05-05 1955-04-26 Richardson Co Porous storage battery separator and method of making
US2915483A (en) * 1953-12-30 1959-12-01 Minnesota Mining & Mfg Plasticized perfluorochloroethylene polymer and process for preparing porous articles therefrom
NL251828A (de) * 1959-06-03
NL269380A (de) * 1960-09-19

Also Published As

Publication number Publication date
BE669040A (de) 1966-03-01
NL6510872A (de) 1966-03-03
DE1494579B2 (de) 1974-08-15
DE1494579A1 (de) 1969-05-22
NL150015B (nl) 1976-07-15
GB1071909A (en) 1967-06-14
US3423491A (en) 1969-01-21

Similar Documents

Publication Publication Date Title
IL24121A (en) Permselective hollow fibers and method of making such
GB1120123A (en) Method of making electrographs
IL23942A (en) Method and apparatus for the manufacture of crimped yarn
BR6572982D0 (pt) Processo de preparar monohidroxi-alcoil-adamantanos e dihidroxi-alcoil-adamantanos
IL24107A (en) Manufacture of structural units
IL24677A (en) Glazed frames and method of their manufacture
IL23824A (en) Fibre assemblies and process of production thereof
AU400474B2 (en) Entitled PERMSELECTIVE HOLLOW FIBERS AND METHOD OF MAKING
AU6251465A (en) Entitled PERMSELECTIVE HOLLOW FIBERS AND METHOD OF MAKING
IL23495A (en) Fiber forming polycarbonamides and process for their preparation
IL23790A (en) Method of making peptides
CA786719A (en) Permselective hollow fibers and method of making
CA683141A (en) Organo-siloxanes and method of making them
CA677419A (en) Structural element and method of producing the same
CA696480A (en) Method of drawing synthetic fibers and apparatus therefor
AU289251B2 (en) of-ALKYL THYRONINES AND METHOD OF PREPARING SAME
CA678907A (en) Spinning jet and process of using same
AU5655065A (en) of-ALKYL THYRONINES AND METHOD OF PREPARING SAME
CA686209A (en) Perforated containers and method of producing them
CA698701A (en) Elastic yarn and method of making same
CA693692A (en) Fibers and processes for producing them
AU293901B2 (en) Tubelike structure and method of making same
CA728580A (en) Inorganic fibers and method of making them
CA684689A (en) Fiber products and methods of manufacturing
AU286512B2 (en) Method of producing hollow objects