FR2121818A1 - - Google Patents

Info

Publication number
FR2121818A1
FR2121818A1 FR7201094A FR7201094A FR2121818A1 FR 2121818 A1 FR2121818 A1 FR 2121818A1 FR 7201094 A FR7201094 A FR 7201094A FR 7201094 A FR7201094 A FR 7201094A FR 2121818 A1 FR2121818 A1 FR 2121818A1
Authority
FR
France
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.)
Granted
Application number
FR7201094A
Other versions
FR2121818B1 (fr
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.)
Celanese Corp
Original Assignee
Celanese 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 Celanese Corp filed Critical Celanese Corp
Publication of FR2121818A1 publication Critical patent/FR2121818A1/fr
Application granted granted Critical
Publication of FR2121818B1 publication Critical patent/FR2121818B1/fr
Expired legal-status Critical Current

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
    • B01D67/0081—After-treatment of organic or inorganic membranes
    • B01D67/0088—Physical treatment with compounds, e.g. swelling, coating or impregnation
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
    • A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
    • A61L15/42—Use of materials characterised by their function or physical properties
    • A61L15/425—Porous materials, e.g. foams or sponges
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/14—Other self-supporting filtering material ; Other filtering material
    • 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
    • C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
    • C08J7/04—Coating
    • C08J7/056—Forming hydrophilic coatings
    • 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
    • C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
    • C08J7/04—Coating
    • C08J7/06—Coating with compositions not containing macromolecular substances
    • C08J7/065—Low-molecular-weight organic substances, e.g. absorption of additives in the surface of the article
    • 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
    • C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
    • 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
    • C08J2471/00—Characterised by the use of polyethers obtained by reactions forming an ether link in the main chain; Derivatives of such polymers
FR7201094A 1971-01-14 1972-01-13 Expired FR2121818B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10656471A 1971-01-14 1971-01-14

Publications (2)

Publication Number Publication Date
FR2121818A1 true FR2121818A1 (fr) 1972-08-25
FR2121818B1 FR2121818B1 (fr) 1975-10-24

Family

ID=22312104

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7201094A Expired FR2121818B1 (fr) 1971-01-14 1972-01-13

Country Status (4)

Country Link
CA (1) CA981991A (fr)
DE (1) DE2201192A1 (fr)
FR (1) FR2121818B1 (fr)
GB (1) GB1347174A (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2368290A1 (fr) * 1976-10-21 1978-05-19 Du Pont Procede perfectionne de fabrication de membranes a permeabilite selective
EP0100552A2 (fr) * 1982-08-02 1984-02-15 Mitsubishi Rayon Co., Ltd. Membrane à base d'un matériau poreux hydrophobe rendue hydrophile et son procédé de fabrication
EP0175322A2 (fr) * 1984-09-17 1986-03-26 Mitsubishi Rayon Co., Ltd. Membrane rendue hydrophile à base d'un matériau poreux hydrophobe et son procédé de fabrication
EP0402196A2 (fr) * 1989-06-05 1990-12-12 Terumo Kabushiki Kaisha Membrane poreuse hydrophile et son procédé de fabrication

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4346142A (en) 1979-09-04 1982-08-24 Celanese Corporation Hydrophilic monomer treated microporous films and process
US4359510A (en) * 1980-07-31 1982-11-16 Celanese Corporation Hydrophilic polymer coated microporous membranes capable of use as a battery separator
US5942120A (en) * 1997-12-04 1999-08-24 Wilkinson; Kenneth Composite microporous ultrafiltration membrane, method of making thereof, and separation methods

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2368290A1 (fr) * 1976-10-21 1978-05-19 Du Pont Procede perfectionne de fabrication de membranes a permeabilite selective
EP0100552A2 (fr) * 1982-08-02 1984-02-15 Mitsubishi Rayon Co., Ltd. Membrane à base d'un matériau poreux hydrophobe rendue hydrophile et son procédé de fabrication
EP0100552A3 (en) * 1982-08-02 1985-05-02 Mitsubishi Rayon Co. Ltd. Hydrophilized membrane of porous hydrophobic material and process of producing same
EP0175322A2 (fr) * 1984-09-17 1986-03-26 Mitsubishi Rayon Co., Ltd. Membrane rendue hydrophile à base d'un matériau poreux hydrophobe et son procédé de fabrication
EP0175322A3 (en) * 1984-09-17 1987-01-28 Mitsubishi Rayon Co. Ltd. Hydrophilized membrane of porous hydrophobic material and process for preparing the same
EP0402196A2 (fr) * 1989-06-05 1990-12-12 Terumo Kabushiki Kaisha Membrane poreuse hydrophile et son procédé de fabrication
EP0402196A3 (fr) * 1989-06-05 1991-03-20 Terumo Kabushiki Kaisha Membrane poreuse hydrophile et son procédé de fabrication
US5120440A (en) * 1989-06-05 1992-06-09 Terumo Kabushiki Kaisha Hydrophilic porous membrane and process for preparing the same

Also Published As

Publication number Publication date
GB1347174A (en) 1974-02-27
DE2201192A1 (de) 1972-08-03
CA981991A (en) 1976-01-20
FR2121818B1 (fr) 1975-10-24

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Legal Events

Date Code Title Description
ST Notification of lapse