BR9714445A - Membranas semipermeáveis de polissulfona por fiação do material fundido e métodos para fabricação das mesmas - Google Patents

Membranas semipermeáveis de polissulfona por fiação do material fundido e métodos para fabricação das mesmas

Info

Publication number
BR9714445A
BR9714445A BR9714445A BR9714445A BR9714445A BR 9714445 A BR9714445 A BR 9714445A BR 9714445 A BR9714445 A BR 9714445A BR 9714445 A BR9714445 A BR 9714445A BR 9714445 A BR9714445 A BR 9714445A
Authority
BR
Brazil
Prior art keywords
composition
solvent
spinning
ethylene glycol
methods
Prior art date
Application number
BR9714445A
Other languages
English (en)
Inventor
Thanh Nguyen
Hamid Jaanine
Kees Ruzius
Chung-Yuan Chiang
Timothy B Meluch
Lalith K Silva
John M Radovich
George Washington
Original Assignee
Althin Medical 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
Application filed by Althin Medical Inc filed Critical Althin Medical Inc
Publication of BR9714445A publication Critical patent/BR9714445A/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/02—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques
    • C08J3/09—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques in organic liquids
    • 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
    • B01D67/0009—Organic membrane manufacture by phase separation, sol-gel transition, evaporation or solvent quenching
    • B01D67/0011—Casting solutions therefor
    • B01D67/00113—Pretreatment of the casting solutions, e.g. thermal treatment or ageing
    • 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
    • B01D67/002—Organic membrane manufacture from melts
    • 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
    • B01D67/0009—Organic membrane manufacture by phase separation, sol-gel transition, evaporation or solvent quenching
    • B01D67/0011—Casting solutions therefor
    • 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
    • B01D71/66—Polymers having sulfur in the main chain, with or without nitrogen, oxygen or carbon only
    • B01D71/68—Polysulfones; Polyethersulfones
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/02—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques
    • C08J3/09—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques in organic liquids
    • C08J3/091—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques in organic liquids characterised by the chemical constitution of the organic liquid
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/08—Specific temperatures applied
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/08—Specific temperatures applied
    • B01D2323/081—Heating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/12—Specific ratios of components used
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2381/00—Characterised by the use of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing sulfur with or without nitrogen, oxygen, or carbon only; Polysulfones; Derivatives of such polymers
    • C08J2381/06—Polysulfones; Polyethersulfones

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Dispersion Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • Organic Chemistry (AREA)
  • Medicinal Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Artificial Filaments (AREA)
  • Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)

Abstract

éTODOS PARA FABRICAçãO DAS MESMAS"<D>. A presente invenção descreve, entre outros, uma composição útil para a produção de uma membrana semipermeável, homogênea, a composição compreendendo (1) um composto de polissulfona, (2) um solvente, tal como sulfonato, antipirina, <sym>valerolactama, ftalato de butila, e misturas dos mesmos, e (3) um não solvente, tal como poli(etileno glicol), di(etileno glicol), tri(etileno glicol), glicerol, e misturas dos mesmos. Outro aspecto desta invenção descreve més misturando homogeneamente a composição do composto de polissulfona, solvente, e não-solvente, fundindo a composição, e fiação do material fundido da composição fundida. Outro aspecto da presente invenção inclui membranas homogêneas semipermeáveis por fiação do material fundido úteis para processos de separação de líquidos, tal como, mas não limitado a, microfiltragem, ultrafiltragem, diálise, e osmose reversa.
BR9714445A 1996-12-31 1997-12-30 Membranas semipermeáveis de polissulfona por fiação do material fundido e métodos para fabricação das mesmas BR9714445A (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US77473296A 1996-12-31 1996-12-31
US93268097A 1997-09-18 1997-09-18
PCT/US1997/024087 WO1998029478A1 (en) 1996-12-31 1997-12-30 Melt-spun polysulfone semipermeable membranes and methods for making the same

Publications (1)

Publication Number Publication Date
BR9714445A true BR9714445A (pt) 2000-03-21

Family

ID=27118948

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9714445A BR9714445A (pt) 1996-12-31 1997-12-30 Membranas semipermeáveis de polissulfona por fiação do material fundido e métodos para fabricação das mesmas

Country Status (13)

Country Link
EP (1) EP0951498A1 (pt)
JP (2) JP2001507741A (pt)
KR (1) KR100523499B1 (pt)
CN (1) CN1149250C (pt)
AU (1) AU736217B2 (pt)
BR (1) BR9714445A (pt)
CA (1) CA2272364A1 (pt)
IL (2) IL130129A0 (pt)
MX (1) MX210067B (pt)
RU (1) RU2198725C2 (pt)
SG (1) SG97184A1 (pt)
TR (1) TR199901514T2 (pt)
WO (1) WO1998029478A1 (pt)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7144505B2 (en) * 1997-09-18 2006-12-05 Baxter International Inc. Melt-spun polysulfone semipermeable membranes and methods for making the same
JP4623780B2 (ja) * 1999-09-21 2011-02-02 旭化成ケミカルズ株式会社 溶融製膜方法
JP4775984B2 (ja) * 1999-09-21 2011-09-21 旭化成ケミカルズ株式会社 中空糸状多孔膜の溶融製膜方法
JP4605840B2 (ja) * 1999-09-21 2011-01-05 旭化成ケミカルズ株式会社 中空糸状多孔膜の製膜方法
FR2817769B1 (fr) 2000-12-08 2003-09-12 Hospal Ind Appareil pour le traitement extracorporel du sang ou du plasma comprenant une membrane semi-permeable humide et procedes de fabrication
EP1506807A3 (en) * 2003-08-13 2005-04-13 Generon IGS, Inc. Air dehydration membrane
US7294174B2 (en) 2003-08-13 2007-11-13 Generon Igs, Inc. Air dehydration membrane
JP4564758B2 (ja) * 2004-01-09 2010-10-20 株式会社クラレ フッ化ビニリデン系樹脂多孔膜の製造方法
RU2562651C2 (ru) * 2012-10-23 2015-09-10 Открытое акционерное общество "Научно-исследовательский институт электронных материалов", (ОАО "НИИЭМ") Нанокомпозитный полиарилсульфоновый пленочный материал
JP6309537B2 (ja) * 2012-12-19 2018-04-11 ソルヴェイ（ソシエテ アノニム） スルホンポリマー膜の製造方法
DE102016102782A1 (de) * 2016-02-17 2017-09-14 B. Braun Avitum Ag Dialysemembran und Verfahren zu ihrer Herstellung
CN106189235B (zh) * 2016-07-21 2017-10-24 金发科技股份有限公司 一种砜聚合物组合物及由其组成的热塑性模塑组合物与应用
JP2020531675A (ja) * 2017-08-28 2020-11-05 デュポン セイフティー アンド コンストラクション インコーポレイテッド ポリマードープ溶液中の共溶媒で製造する膜
CN108862730B (zh) * 2018-07-17 2021-11-19 杭州达利富丝绸染整有限公司 一种纺织染色残液的回收利用方法
CN112535955B (zh) * 2020-11-12 2022-10-14 中国科学院过程工程研究所 一种脱色膜及其制备方法和应用
CN114262945A (zh) * 2021-12-30 2022-04-01 长乐恒申合纤科技有限公司 一种母丝单孔单板生产方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3993560A (en) * 1975-02-27 1976-11-23 Halpern Richard M Method and apparatus for monitoring cellular activities
US4276173A (en) * 1977-07-05 1981-06-30 Cordis Dow Corp. Cellulose acetate hollow fiber and method for making same
JPS5794310A (en) * 1980-12-05 1982-06-11 Daicel Chem Ind Ltd Production of semipermeable membrane made of polysulfone
JPS588516A (ja) * 1981-07-08 1983-01-18 Toyobo Co Ltd ポリスルホン系分離膜の製造方法
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
CA2001720C (en) * 1988-10-31 2001-10-02 Randal A. Goffe Membrane affinity apparatus and purification methods related thereto
JPH05148383A (ja) * 1991-10-03 1993-06-15 Mitsubishi Rayon Co Ltd ポリスルホン系多孔質膜及びその製造方法
JPH05262910A (ja) * 1992-03-18 1993-10-12 Mitsubishi Rayon Co Ltd ポリスルホン系連続微小気泡体及びその製造方法
US5340480A (en) * 1992-04-29 1994-08-23 Kuraray Co., Ltd. Polysulfone-based hollow fiber membrane and process for manufacturing the same

Also Published As

Publication number Publication date
KR100523499B1 (ko) 2005-10-25
JP2001507741A (ja) 2001-06-12
KR20000069825A (ko) 2000-11-25
IL130129A0 (en) 2000-06-01
AU736217B2 (en) 2001-07-26
CN1149250C (zh) 2004-05-12
EP0951498A1 (en) 1999-10-27
MX9906130A (en) 2000-04-30
JP2007237178A (ja) 2007-09-20
CA2272364A1 (en) 1998-07-09
MX210067B (en) 2002-09-02
SG97184A1 (en) 2003-07-18
TR199901514T2 (xx) 1999-09-21
CN1242025A (zh) 2000-01-19
AU5724898A (en) 1998-07-31
RU2198725C2 (ru) 2003-02-20
IL130129A (en) 2006-12-10
WO1998029478A1 (en) 1998-07-09

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Legal Events

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B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B24C Patent annual fee: request for for restoration

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B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2606 DE 15-12-2020 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.