DE68916934D1 - Viskositätsbestimmungsverfahren für Flüssigkeitschromatographiesysteme mit Trägerflüssigkeiten mit zeitvariierender Viskosität. - Google Patents

Viskositätsbestimmungsverfahren für Flüssigkeitschromatographiesysteme mit Trägerflüssigkeiten mit zeitvariierender Viskosität.

Info

Publication number
DE68916934D1
DE68916934D1 DE68916934T DE68916934T DE68916934D1 DE 68916934 D1 DE68916934 D1 DE 68916934D1 DE 68916934 T DE68916934 T DE 68916934T DE 68916934 T DE68916934 T DE 68916934T DE 68916934 D1 DE68916934 D1 DE 68916934D1
Authority
DE
Germany
Prior art keywords
viscosity
time
liquid chromatography
determination method
chromatography systems
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 - Fee Related
Application number
DE68916934T
Other languages
English (en)
Other versions
DE68916934T2 (de
Inventor
Wallace Wen-Chuan Yau
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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
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 EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Application granted granted Critical
Publication of DE68916934D1 publication Critical patent/DE68916934D1/de
Publication of DE68916934T2 publication Critical patent/DE68916934T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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)
  • Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (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)
DE68916934T 1989-01-30 1989-10-13 Viskositätsbestimmungsverfahren für Flüssigkeitschromatographiesysteme mit Trägerflüssigkeiten mit zeitvariierender Viskosität. Expired - Fee Related DE68916934T2 (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 (2)

Publication Number Publication Date
DE68916934D1 true DE68916934D1 (de) 1994-08-25
DE68916934T2 DE68916934T2 (de) 1994-11-03

Family

ID=23169685

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68916934T Expired - Fee Related DE68916934T2 (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
US7507337B2 (en) 2004-09-03 2009-03-24 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
DE102015220966A1 (de) * 2015-10-27 2017-04-27 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
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
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
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
JPH02208540A (ja) 1990-08-20
EP0380864A2 (de) 1990-08-08
US4876882A (en) 1989-10-31
CA2000637A1 (en) 1990-07-30
EP0380864A3 (de) 1991-03-06
ATE108901T1 (de) 1994-08-15
EP0380864B1 (de) 1994-07-20
ES2056225T3 (es) 1994-10-01
DE68916934T2 (de) 1994-11-03

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee