ATE108901T1 - Viskositätsbestimmungsverfahren für flüssigkeitschromatographiesysteme mit trägerflüssigkeiten mit zeitvariierender viskosität. - Google Patents

Viskositätsbestimmungsverfahren für flüssigkeitschromatographiesysteme mit trägerflüssigkeiten mit zeitvariierender viskosität.

Info

Publication number
ATE108901T1
ATE108901T1 AT89310518T AT89310518T ATE108901T1 AT E108901 T1 ATE108901 T1 AT E108901T1 AT 89310518 T AT89310518 T AT 89310518T AT 89310518 T AT89310518 T AT 89310518T AT E108901 T1 ATE108901 T1 AT E108901T1
Authority
AT
Austria
Prior art keywords
viscosity
time
liquid chromatography
determination methods
chromatography systems
Prior art date
Application number
AT89310518T
Other languages
English (en)
Inventor
Wallace Wen-Chuan Yau
Original Assignee
Du Pont
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 Du Pont filed Critical Du Pont
Application granted granted Critical
Publication of ATE108901T1 publication Critical patent/ATE108901T1/de

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N11/00—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties
    • G01N11/02—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties by measuring flow of the material
    • G01N11/04—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties by measuring flow of the material through a restricted passage, e.g. tube, aperture
    • G01N11/08—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties by measuring flow of the material through a restricted passage, e.g. tube, aperture by measuring pressure required to produce a known flow
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
    • G01N30/02—Column chromatography
    • G01N30/62—Detectors specially adapted therefor
    • G01N2030/621—Detectors specially adapted therefor signal-to-noise ratio
    • G01N2030/625—Detectors specially adapted therefor signal-to-noise ratio by measuring reference material, e.g. carrier without sample
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
    • G01N30/02—Column chromatography
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
    • G01N30/02—Column chromatography
    • G01N30/26—Conditioning of the fluid carrier; Flow patterns
    • G01N30/28—Control of physical parameters of the fluid carrier
    • G01N30/32—Control of physical parameters of the fluid carrier of pressure or speed
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/44—Resins; Plastics; Rubber; Leather
    • G01N33/442—Resins; Plastics

Landscapes

  • General Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Immunology (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Pathology (AREA)
  • Treatment Of Liquids With Adsorbents In General (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
  • Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
AT89310518T 1989-01-30 1989-10-13 Viskositätsbestimmungsverfahren für flüssigkeitschromatographiesysteme mit trägerflüssigkeiten mit zeitvariierender viskosität. ATE108901T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/302,899 US4876882A (en) 1989-01-30 1989-01-30 Viscosity detection method for liquid chromatography systems with carrier liquids having time-varying viscosity

Publications (1)

Publication Number Publication Date
ATE108901T1 true ATE108901T1 (de) 1994-08-15

Family

ID=23169685

Family Applications (1)

Application Number Title Priority Date Filing Date
AT89310518T ATE108901T1 (de) 1989-01-30 1989-10-13 Viskositätsbestimmungsverfahren für flüssigkeitschromatographiesysteme mit trägerflüssigkeiten mit zeitvariierender viskosität.

Country Status (7)

Country Link
US (1) US4876882A (de)
EP (1) EP0380864B1 (de)
JP (1) JPH02208540A (de)
AT (1) ATE108901T1 (de)
CA (1) CA2000637A1 (de)
DE (1) DE68916934T2 (de)
ES (1) ES2056225T3 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4972701A (en) * 1989-08-31 1990-11-27 E. I. Du Pont De Nemours And Company Osmotic method for determining the molecular weight of solutes in solution with a solvent
US5306734A (en) * 1993-09-08 1994-04-26 Shell Oil Company Use of viscosity as an in-line diagnostic for high internal phase emulsion generation
DE4421423C2 (de) * 1994-06-18 1998-08-20 Barnikol Wolfgang Verfahren und Vorrichtung zur Bestimmung der Viskosität in Mikroliter-Proben
US5637790A (en) * 1996-02-28 1997-06-10 De Corral; Jose L. Three capillary flow-through viscometer
US6720186B1 (en) * 1998-04-03 2004-04-13 Symyx Technologies, Inc. Method of research for creating and testing novel catalysts, reactions and polymers
US5847268A (en) * 1997-03-19 1998-12-08 Ball; Dean M. Viscosity measuring apparatus and method
US6260407B1 (en) 1998-04-03 2001-07-17 Symyx Technologies, Inc. High-temperature characterization of polymers
DE19848687B4 (de) * 1998-10-22 2007-10-18 Thermo Electron (Karlsruhe) Gmbh Verfahren und Vorrichtung zur simultanen Ermittlung von Scher- und Dehnviskosität
US6553812B2 (en) * 2000-05-02 2003-04-29 Kavlico Corporation Combined oil quality and viscosity sensing system
US6609431B1 (en) 2000-09-29 2003-08-26 Xellogy, Inc. Flow measuring device based on predetermine class of liquid
US6856251B1 (en) 2001-04-26 2005-02-15 Xsilogy, Inc. Systems and methods for sensing pressure
US6992590B1 (en) 2001-04-27 2006-01-31 Xsilogy, Inc. Systems and methods for sensing a fluid supply status
WO2006029017A1 (en) 2004-09-03 2006-03-16 Symyx Technologies, Inc. System and method for rapid chromatography with fluid temperature and mobile phase composition control
JP5200507B2 (ja) * 2007-11-30 2013-06-05 東ソー株式会社 液体クロマトグラフ用粘度計
FR2973828B1 (fr) * 2011-04-11 2014-04-18 Snf Sas Ensemble de materiel de mesure et regulation de viscosite en ligne a haute pression
DE102015220966B4 (de) * 2015-10-27 2024-07-18 Bayerische Motoren Werke Aktiengesellschaft Vorrichtung und Verfahren zur Viskositätsbestimmung

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4286457A (en) * 1980-03-06 1981-09-01 Shell Oil Company Viscosity measurement
US4463598A (en) * 1982-12-10 1984-08-07 Haney Max A Capillary bridge viscometer
US4627271A (en) * 1984-11-07 1986-12-09 E. I. Du Pont De Nemours And Company Differential pressure capillary viscometer for measuring viscosity independent of flow rate and temperature fluctuations
US4578990A (en) * 1984-11-07 1986-04-01 E. I. Du Pont De Nemours And Company Differential pressure capillary viscometer for measuring viscosity independent of flow rate and temperature fluctuations
US4644781A (en) * 1984-12-07 1987-02-24 The United States Of America As Represented By The Secretary Of The Army Fluid property measuring device
US4793174A (en) * 1987-10-05 1988-12-27 E. I. Du Pont De Nemours And Company Differential pressure capillary viscometer

Also Published As

Publication number Publication date
DE68916934D1 (de) 1994-08-25
EP0380864B1 (de) 1994-07-20
EP0380864A3 (de) 1991-03-06
CA2000637A1 (en) 1990-07-30
US4876882A (en) 1989-10-31
EP0380864A2 (de) 1990-08-08
ES2056225T3 (es) 1994-10-01
DE68916934T2 (de) 1994-11-03
JPH02208540A (ja) 1990-08-20

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee