CA995173A - Method of fabrication of porous macromolecular materials having an internal lining and materials obtained by means of said method - Google Patents

Method of fabrication of porous macromolecular materials having an internal lining and materials obtained by means of said method

Info

Publication number
CA995173A
CA995173A CA169,317A CA169317A CA995173A CA 995173 A CA995173 A CA 995173A CA 169317 A CA169317 A CA 169317A CA 995173 A CA995173 A CA 995173A
Authority
CA
Canada
Prior art keywords
materials
fabrication
internal lining
porous macromolecular
materials obtained
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
CA169,317A
Other languages
English (en)
Other versions
CA169317S (en
Inventor
Joseph Marchand
Jean R. Puig
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.)
Commissariat a lEnergie Atomique et aux Energies Alternatives CEA
Original Assignee
Commissariat a lEnergie Atomique CEA
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 Commissariat a lEnergie Atomique CEA filed Critical Commissariat a lEnergie Atomique CEA
Application granted granted Critical
Publication of CA995173A publication Critical patent/CA995173A/en
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
    • B01D67/0002—Organic membrane manufacture
    • B01D67/0023—Organic membrane manufacture by inducing porosity into non porous precursor membranes
    • B01D67/0032—Organic membrane manufacture by inducing porosity into non porous precursor membranes by elimination of segments of the precursor, e.g. nucleation-track membranes, lithography or laser methods
    • 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
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/26—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof by elimination of a solid phase from a macromolecular composition or article, e.g. leaching out

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Optics & Photonics (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Treatments Of Macromolecular Shaped Articles (AREA)
  • Graft Or Block Polymers (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
CA169,317A 1972-04-21 1973-04-24 Method of fabrication of porous macromolecular materials having an internal lining and materials obtained by means of said method Expired CA995173A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7214293A FR2181215A5 (OSRAM) 1972-04-21 1972-04-21

Publications (1)

Publication Number Publication Date
CA995173A true CA995173A (en) 1976-08-17

Family

ID=9097341

Family Applications (1)

Application Number Title Priority Date Filing Date
CA169,317A Expired CA995173A (en) 1972-04-21 1973-04-24 Method of fabrication of porous macromolecular materials having an internal lining and materials obtained by means of said method

Country Status (7)

Country Link
JP (1) JPS4922497A (OSRAM)
CA (1) CA995173A (OSRAM)
DE (1) DE2319101A1 (OSRAM)
FR (1) FR2181215A5 (OSRAM)
GB (1) GB1424046A (OSRAM)
IL (1) IL42011A (OSRAM)
IT (1) IT980868B (OSRAM)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH618612A5 (en) * 1975-12-31 1980-08-15 Berthold Schilling Dialysis membrane, in particular for haemodialysis, and process for production thereof
EP0150288A3 (en) * 1984-01-16 1986-04-16 KMS Fusion, Inc. Hollow microspheres with wall through-openings
FR2597391B1 (fr) 1986-03-25 1989-02-24 Univ Catholique Louvain Procede de realisation de perforations dans un materiau solide en feuille, dispositif d'irradiation pour la mise en oeuvre du procede et materiau perfore ainsi obtenu
DE4305979C2 (de) * 1992-03-21 1994-12-08 Schwerionenforsch Gmbh Chemisches Ventil

Also Published As

Publication number Publication date
FR2181215A5 (OSRAM) 1973-11-30
IT980868B (it) 1974-10-10
DE2319101A1 (de) 1973-10-31
JPS4922497A (OSRAM) 1974-02-27
IL42011A0 (en) 1973-06-29
GB1424046A (en) 1976-02-04
IL42011A (en) 1976-12-31

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