AU2002234557A1 - Screen filtration of filled polyols with dynamic pressure disk filters - Google Patents

Screen filtration of filled polyols with dynamic pressure disk filters

Info

Publication number
AU2002234557A1
AU2002234557A1 AU2002234557A AU3455702A AU2002234557A1 AU 2002234557 A1 AU2002234557 A1 AU 2002234557A1 AU 2002234557 A AU2002234557 A AU 2002234557A AU 3455702 A AU3455702 A AU 3455702A AU 2002234557 A1 AU2002234557 A1 AU 2002234557A1
Authority
AU
Australia
Prior art keywords
dynamic pressure
pressure disk
screen filtration
disk filters
filled polyols
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
AU2002234557A
Inventor
Arne Braun
Michael Brockelt
Manfred Dietrich
Uwe Klingler
Hans-Jurgen Klocke
Matthias Wohak
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.)
Bayer AG
Original Assignee
Bayer AG
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 Bayer AG filed Critical Bayer AG
Publication of AU2002234557A1 publication Critical patent/AU2002234557A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/63—Block or graft polymers obtained by polymerising compounds having carbon-to-carbon double bonds on to polymers
    • C08G18/632—Block or graft polymers obtained by polymerising compounds having carbon-to-carbon double bonds on to polymers onto polyethers
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D63/00—Apparatus in general for separation processes using semi-permeable membranes
    • B01D63/16—Rotary, reciprocated or vibrated modules
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D65/00—Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes
    • B01D65/08—Prevention of membrane fouling or of concentration polarisation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2321/00—Details relating to membrane cleaning, regeneration, sterilization or to the prevention of fouling
    • B01D2321/04—Backflushing

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Filtration Of Liquid (AREA)
AU2002234557A 2000-12-20 2001-12-07 Screen filtration of filled polyols with dynamic pressure disk filters Abandoned AU2002234557A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE10063484A DE10063484A1 (en) 2000-12-20 2000-12-20 Screen filtration of filled polyols with dynamic pressure plate filters
DE10063484 2000-12-20
PCT/EP2001/014418 WO2002049740A1 (en) 2000-12-20 2001-12-07 Screen filtration of filled polyols with dynamic pressure disk filters

Publications (1)

Publication Number Publication Date
AU2002234557A1 true AU2002234557A1 (en) 2002-07-01

Family

ID=7667921

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2002234557A Abandoned AU2002234557A1 (en) 2000-12-20 2001-12-07 Screen filtration of filled polyols with dynamic pressure disk filters

Country Status (4)

Country Link
US (1) US20020077452A1 (en)
AU (1) AU2002234557A1 (en)
DE (1) DE10063484A1 (en)
WO (1) WO2002049740A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10323735A1 (en) * 2003-05-24 2004-12-09 Daimlerchrysler Ag Process for cleaning a particulate filter
US20090163613A1 (en) * 2007-12-20 2009-06-25 Guelcher Scott A Polymer polyols with improved properties and a process for their production

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4066546A (en) * 1974-10-25 1978-01-03 Toshin Science Co., Ltd. Continuous filtering process and an apparatus therefor
PL139264B1 (en) * 1983-01-19 1987-01-31 Politechnika Warszawska Dynamic filter
US5679249A (en) * 1991-12-24 1997-10-21 Pall Corporation Dynamic filter system
DE19925397A1 (en) * 1999-06-02 2000-12-07 Bokela Ing Gmbh Method and device for solid-liquid separation

Also Published As

Publication number Publication date
WO2002049740A1 (en) 2002-06-27
DE10063484A1 (en) 2002-07-04
US20020077452A1 (en) 2002-06-20

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