CA2367547A1 - Membrane poreuse - Google Patents

Membrane poreuse Download PDF

Info

Publication number
CA2367547A1
CA2367547A1 CA002367547A CA2367547A CA2367547A1 CA 2367547 A1 CA2367547 A1 CA 2367547A1 CA 002367547 A CA002367547 A CA 002367547A CA 2367547 A CA2367547 A CA 2367547A CA 2367547 A1 CA2367547 A1 CA 2367547A1
Authority
CA
Canada
Prior art keywords
membrane
porous membrane
mole
halopolymer
integral porous
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.)
Abandoned
Application number
CA002367547A
Other languages
English (en)
Inventor
Stanley Kidd
Thomas C. Gsell
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.)
Pall Corp
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2367547A1 publication Critical patent/CA2367547A1/fr
Abandoned legal-status Critical Current

Links

Classifications

    • 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
    • B01D69/02—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor characterised by their properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/22—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by diffusion
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/14—Ultrafiltration; Microfiltration
    • B01D61/145—Ultrafiltration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/14—Ultrafiltration; Microfiltration
    • B01D61/147—Microfiltration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/24—Dialysis ; Membrane extraction
    • B01D61/32—Controlling or regulating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/36—Pervaporation; Membrane distillation; Liquid permeation
    • 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
    • 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
    • B01D71/30—Polyalkenyl halides
    • B01D71/32—Polyalkenyl halides containing fluorine atoms
    • 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
    • B01D71/44—Polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds, not provided for in a single one of groups B01D71/26-B01D71/42
    • 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
    • B01D71/76—Macromolecular material not specifically provided for in a single one of groups B01D71/08 - B01D71/74
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/02—Details relating to pores or porosity of the membranes
    • B01D2325/022—Asymmetric membranes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Dispersion Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Health & Medical Sciences (AREA)
  • Urology & Nephrology (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)

Abstract

L'invention concerne des membranes poreuses intégrales comprenant un halopolymère amorphe, ainsi que des procédés de préparation desdites membranes, et des dispositifs comportant ces membranes. Par exemple, un copolymère de tétrafluoroéthylène et perfluoro-2,2-diméthyl-1,3-dioxole est halopolymère amorphe.
CA002367547A 1999-04-14 2000-04-13 Membrane poreuse Abandoned CA2367547A1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US12922799P 1999-04-14 1999-04-14
US60/129,227 1999-04-14
PCT/US2000/009831 WO2000061267A1 (fr) 1999-04-14 2000-04-13 Membrane poreuse

Publications (1)

Publication Number Publication Date
CA2367547A1 true CA2367547A1 (fr) 2000-10-19

Family

ID=22438978

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002367547A Abandoned CA2367547A1 (fr) 1999-04-14 2000-04-13 Membrane poreuse

Country Status (5)

Country Link
EP (1) EP1171226A1 (fr)
JP (1) JP2002540928A (fr)
AU (1) AU4081900A (fr)
CA (1) CA2367547A1 (fr)
WO (1) WO2000061267A1 (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6921482B1 (en) * 1999-01-29 2005-07-26 Mykrolis Corporation Skinned hollow fiber membrane and method of manufacture
US6540813B2 (en) 2000-06-13 2003-04-01 Praxair Technology, Inc. Method of preparing composite gas separation membranes from perfluoropolymers
ITMI20010384A1 (it) * 2001-02-26 2002-08-26 Ausimont Spa Membrane idrofiliche porose
ITMI20010383A1 (it) 2001-02-26 2002-08-26 Ausimont Spa Membrane idrofiliche porose
CA2494545A1 (fr) 2002-08-14 2004-02-26 Pall Corporation Membrane fluoropolymere
AU2004305558B2 (en) * 2003-12-12 2010-01-21 C.R. Bard, Inc. Implantable medical devices with fluorinated polymer coatings, and methods of coating thereof
SG175044A1 (en) 2009-04-06 2011-11-28 Entegris Inc Non-dewetting porous membranes
US10471396B2 (en) * 2016-08-15 2019-11-12 Pall Corporation Fluoropolymers and membranes comprising fluoropolymers (I)
US10130918B2 (en) 2016-09-16 2018-11-20 Pall Corporation Fluoropolymers and membranes comprising fluoropolymers (III)

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4545862A (en) * 1981-03-17 1985-10-08 W. L. Gore & Associates, Inc. Desalination device and process
JPS5838707A (ja) * 1981-08-20 1983-03-07 イ−・アイ・デユポン・デ・ニモアス・アンド・カンパニ− パ−フルオロ−２，２−ジメチル−１，３−ジオキソ−ルの無定形共重合体
WO1990015662A1 (fr) * 1989-06-15 1990-12-27 Du Pont Canada Inc. Membranes de perfluorodioxole
JP2542533B2 (ja) * 1989-11-09 1996-10-09 三菱レイヨン株式会社 フツ素系分離膜
US5116650A (en) * 1990-12-03 1992-05-26 W. L. Gore & Associates, Inc. Dioxole/tfe copolymer composites
DE9113936U1 (de) * 1991-11-08 1992-03-12 W.L. Gore & Associates Gmbh, 85640 Putzbrunn Kappe zum Verschließen von Öffnungen an Ohrpaßstücken
WO1995002447A1 (fr) * 1993-07-16 1995-01-26 E.I. Du Pont De Nemours And Company Membranes asymetriques de polytetrafluoroethylene et leur preparation
US5749942A (en) * 1997-02-14 1998-05-12 Raychem Corporation Apparatus for extracting a gas from a liquid and delivering the gas to a collection station
US5976380A (en) * 1997-05-01 1999-11-02 Millipore Corporation Article of manufacture including a surface modified membrane and process

Also Published As

Publication number Publication date
AU4081900A (en) 2000-11-14
EP1171226A1 (fr) 2002-01-16
JP2002540928A (ja) 2002-12-03
WO2000061267A1 (fr) 2000-10-19

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Legal Events

Date Code Title Description
EEER Examination request
FZDE Discontinued