DK663987A - Fremgangsmaade til hydrofobiering af mikrobakterietaette luftfilmermaterialer - Google Patents

Fremgangsmaade til hydrofobiering af mikrobakterietaette luftfilmermaterialer

Info

Publication number
DK663987A
DK663987A DK663987A DK663987A DK663987A DK 663987 A DK663987 A DK 663987A DK 663987 A DK663987 A DK 663987A DK 663987 A DK663987 A DK 663987A DK 663987 A DK663987 A DK 663987A
Authority
DK
Denmark
Prior art keywords
air
microbactery
hydrophobiation
procedure
film materials
Prior art date
Application number
DK663987A
Other languages
English (en)
Other versions
DK663987D0 (da
Inventor
Ralph-Peter Scholz
Volker Gloeckner
Original Assignee
Medizin Labortechnik Veb K
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 Medizin Labortechnik Veb K filed Critical Medizin Labortechnik Veb K
Publication of DK663987D0 publication Critical patent/DK663987D0/da
Publication of DK663987A publication Critical patent/DK663987A/da

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
    • A61L9/00—Disinfection, sterilisation or deodorisation of air
    • A61L9/16—Disinfection, sterilisation or deodorisation of air using physical phenomena
    • 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
    • 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
    • B01D67/00933—Chemical modification by addition of a layer chemically bonded to the membrane

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Health & Medical Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Epidemiology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Filtering Materials (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Materials For Medical Uses (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)
DK663987A 1986-12-22 1987-12-17 Fremgangsmaade til hydrofobiering af mikrobakterietaette luftfilmermaterialer DK663987A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD86298191A DD255282A1 (de) 1986-12-22 1986-12-22 Verfahren zur hydrophobierung mikrobakteriendichter luftfiltermaterialien

Publications (2)

Publication Number Publication Date
DK663987D0 DK663987D0 (da) 1987-12-17
DK663987A true DK663987A (da) 1988-06-23

Family

ID=5585446

Family Applications (1)

Application Number Title Priority Date Filing Date
DK663987A DK663987A (da) 1986-12-22 1987-12-17 Fremgangsmaade til hydrofobiering af mikrobakterietaette luftfilmermaterialer

Country Status (7)

Country Link
US (1) US4985280A (da)
JP (1) JPS63162013A (da)
DD (1) DD255282A1 (da)
DE (1) DE3732577A1 (da)
DK (1) DK663987A (da)
FR (1) FR2608452A1 (da)
HU (1) HUT53295A (da)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8704142D0 (en) * 1987-02-23 1987-04-01 Whitford Plastics Ltd Protective surface treatment
US5582865A (en) * 1988-12-12 1996-12-10 Extraction Systems, Inc. Non-woven filter composite
US5626820A (en) * 1988-12-12 1997-05-06 Kinkead; Devon A. Clean room air filtering
US5232600A (en) * 1989-05-15 1993-08-03 Pall Corporation Hydrophobic membranes
US4954256A (en) * 1989-05-15 1990-09-04 Pall Corporation Hydrophobic membranes
JPH0481618U (da) * 1990-11-29 1992-07-16
GB9026687D0 (en) * 1990-12-07 1991-01-23 Vascutek Ltd Process for providing a low-energy surface on a polymer
DE69305120T2 (de) * 1992-07-22 1997-03-06 Mitsubishi Rayon Co Hydrophobe, poröse Membranen, Verfahren zu ihrer Herstellung und deren Verwendung
DE4303444C2 (de) * 1993-02-05 2002-03-14 Bayerische Motoren Werke Ag Verdampfer einer Fahrzeug-Klimaanlage
US5607647A (en) * 1993-12-02 1997-03-04 Extraction Systems, Inc. Air filtering within clean environments
DE4420900A1 (de) * 1994-06-15 1995-12-21 Boehringer Mannheim Gmbh Verfahren zur mehrmaligen Entnahme von Flüssigkeiten
US5706804A (en) * 1996-10-01 1998-01-13 Minnesota Mining And Manufacturing Company Liquid resistant face mask having surface energy reducing agent on an intermediate layer therein
US20100235972A1 (en) * 2005-07-28 2010-09-23 Guasch Michael N Fuel repellent compositions, fabrics and articles
DE102005037313A1 (de) * 2005-08-04 2007-02-15 Carl Freudenberg Kg Filterelement und Anordnung
EP2377106B1 (en) 2008-12-31 2013-09-25 Johnson & Johnson Vision Care Inc. An apparatus and method for distributing ophthalmic lenses
US20140374352A1 (en) * 2013-06-21 2014-12-25 Pall Corporation System and method for treating fluid mixtures including aqueous and organic phases
US20140374354A1 (en) * 2013-06-21 2014-12-25 Pall Corporation Membrane and method for treating fluids including an organic phase
DE102018003481A1 (de) 2018-04-27 2019-10-31 Sartorius Stedim Biotech Gmbh Flächengebilde und Filterelement mit hydrophober Trennlage, Verfahren zu ihrer Herstellung und ihre Verwendung

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
LU35155A1 (da) * 1956-05-22
US3053762A (en) * 1959-07-24 1962-09-11 American Mach & Foundry Filter material
US3625734A (en) * 1969-10-16 1971-12-07 Usa Ultra-thin liquid membrane construction
US4169754A (en) * 1977-06-03 1979-10-02 Whatman Reeve Angel Limited Filter tube and method of preparing same
JPS5494176A (en) * 1978-01-06 1979-07-25 Hitachi Ltd Corpuscle capturing air filter
US4232087A (en) * 1978-08-03 1980-11-04 Albany International Corp. Method of coating organic fibers with polytetrafluoroethylene
US4210697A (en) * 1978-09-15 1980-07-01 Pall Corporation Process for preparing hydrophobic porous fibrous sheet material of high strength and porosity and product
JPS5638329A (en) * 1979-09-06 1981-04-13 Asahi Chem Ind Co Ltd Fluorinated copolymer membrane and its preparation
JPS5673517A (en) * 1979-11-22 1981-06-18 Sutemi Negishi Filter element and its manufacture
JPS5678613A (en) * 1979-12-03 1981-06-27 Yoshimi Oshitari Filter paper of air filter
DE3129744C2 (de) * 1981-07-28 1987-03-05 Hoechst Ag, 6230 Frankfurt Für Flüssigkeiten sowie Gase selektiv-durchlässige Formkörper aus Fluorgruppen enthaltendem Copolymerisat, die zugleich oleophob und oleophil sind
US4413074A (en) * 1982-01-25 1983-11-01 Brunswick Corporation Hydrophilic surfaces and process for making the same
FR2539629B1 (fr) * 1983-01-26 1987-08-21 Lemasne Sa Procede de production d'air sterile pour usage medical et installation pour la mise en oeuvre de ce procede
US4495030A (en) * 1983-12-15 1985-01-22 American Cyanamid Company Filter paper
US4720334A (en) * 1986-11-04 1988-01-19 Ppg Industries, Inc. Diaphragm for electrolytic cell

Also Published As

Publication number Publication date
DE3732577A1 (de) 1988-06-30
DD255282A1 (de) 1988-03-30
JPS63162013A (ja) 1988-07-05
US4985280A (en) 1991-01-15
FR2608452A1 (fr) 1988-06-24
DK663987D0 (da) 1987-12-17
HUT53295A (en) 1990-10-28

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Legal Events

Date Code Title Description
AHB Application shelved due to non-payment