DE3581520D1 - Poroese membran mit hydrophiler oberflaeche und verfahren zu ihrer herstellung. - Google Patents

Poroese membran mit hydrophiler oberflaeche und verfahren zu ihrer herstellung.

Info

Publication number
DE3581520D1
DE3581520D1 DE8585114181T DE3581520T DE3581520D1 DE 3581520 D1 DE3581520 D1 DE 3581520D1 DE 8585114181 T DE8585114181 T DE 8585114181T DE 3581520 T DE3581520 T DE 3581520T DE 3581520 D1 DE3581520 D1 DE 3581520D1
Authority
DE
Germany
Prior art keywords
poroese
membrane
production
hydrophilic surface
hydrophilic
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 - Lifetime
Application number
DE8585114181T
Other languages
German (de)
English (en)
Inventor
Michael J Steuck
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.)
EMD Millipore Corp
Original Assignee
Millipore 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=24715516&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3581520(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Millipore Corp filed Critical Millipore Corp
Application granted granted Critical
Publication of DE3581520D1 publication Critical patent/DE3581520D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • B01D67/0093—Chemical modification
    • B01D67/00931—Chemical modification by introduction of specific groups after membrane formation, e.g. by grafting
    • 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
    • B01D69/12—Composite membranes; Ultra-thin membranes
    • B01D69/125—In situ manufacturing by polymerisation, polycondensation, cross-linking or chemical reaction
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/30—Cross-linking
    • 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
    • Y10T428/249921—Web or sheet containing structurally defined element or component
    • Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
    • Y10T428/249978—Voids specified as micro
    • Y10T428/249979—Specified thickness of void-containing component [absolute or relative] or numerical cell dimension

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Health & Medical Sciences (AREA)
  • Transplantation (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
DE8585114181T 1984-11-30 1985-11-07 Poroese membran mit hydrophiler oberflaeche und verfahren zu ihrer herstellung. Expired - Lifetime DE3581520D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/676,681 US4618533A (en) 1984-11-30 1984-11-30 Porous membrane having hydrophilic surface and process

Publications (1)

Publication Number Publication Date
DE3581520D1 true DE3581520D1 (de) 1991-02-28

Family

ID=24715516

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8585114181T Expired - Lifetime DE3581520D1 (de) 1984-11-30 1985-11-07 Poroese membran mit hydrophiler oberflaeche und verfahren zu ihrer herstellung.

Country Status (4)

Country Link
US (1) US4618533A (enExample)
EP (1) EP0186758B2 (enExample)
JP (2) JPS61133102A (enExample)
DE (1) DE3581520D1 (enExample)

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EP0186758B2 (en) 1997-05-28
JPH0475051B2 (enExample) 1992-11-27
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JP2506611B2 (ja) 1996-06-12
JPS61133102A (ja) 1986-06-20

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