ATE116434T1 - Viskosimeter mit differentialdruck. - Google Patents

Viskosimeter mit differentialdruck.

Info

Publication number
ATE116434T1
ATE116434T1 AT88908574T AT88908574T ATE116434T1 AT E116434 T1 ATE116434 T1 AT E116434T1 AT 88908574 T AT88908574 T AT 88908574T AT 88908574 T AT88908574 T AT 88908574T AT E116434 T1 ATE116434 T1 AT E116434T1
Authority
AT
Austria
Prior art keywords
differential pressure
viscosimeter
sample
solvent
pressure differences
Prior art date
Application number
AT88908574T
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 ATE116434T1 publication Critical patent/ATE116434T1/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

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Automatic Analysis And Handling Materials Therefor (AREA)
  • Measuring Fluid Pressure (AREA)
  • External Artificial Organs (AREA)
  • Medicines Containing Plant Substances (AREA)
  • Medicines Containing Material From Animals Or Micro-Organisms (AREA)
AT88908574T 1987-10-05 1988-09-02 Viskosimeter mit differentialdruck. ATE116434T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/104,108 US4793174A (en) 1987-10-05 1987-10-05 Differential pressure capillary viscometer

Publications (1)

Publication Number Publication Date
ATE116434T1 true ATE116434T1 (de) 1995-01-15

Family

ID=22298719

Family Applications (1)

Application Number Title Priority Date Filing Date
AT88908574T ATE116434T1 (de) 1987-10-05 1988-09-02 Viskosimeter mit differentialdruck.

Country Status (7)

Country Link
US (1) US4793174A (de)
EP (1) EP0382752B1 (de)
JP (1) JPH03500447A (de)
AT (1) ATE116434T1 (de)
CA (1) CA1324002C (de)
DE (1) DE3852647T2 (de)
WO (1) WO1989003027A1 (de)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4876882A (en) * 1989-01-30 1989-10-31 E. I. Du Pont De Nemours And Company Viscosity detection method for liquid chromatography systems with carrier liquids having time-varying viscosity
DE4218284C1 (de) * 1992-06-03 1994-02-24 Haake Medingen Gmbh Kapillarviskosimeter zur einfachen Bestimmung des Fließverhaltens fließfähiger Substanzen
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
US5847268A (en) * 1997-03-19 1998-12-08 Ball; Dean M. Viscosity measuring apparatus and method
DE10010539B4 (de) * 2000-03-03 2004-02-05 Disetronic Licensing Ag Verfahren zur Affinitätsviskosimetrie und viskosimetrischer Affinitätssensor
GB0008950D0 (en) * 2000-04-12 2000-05-31 Univ Cambridge Apparatus and method for assay of a fluid analyte
US6393898B1 (en) 2000-05-25 2002-05-28 Symyx Technologies, Inc. High throughput viscometer and method of using same
US6664067B1 (en) 2000-05-26 2003-12-16 Symyx Technologies, Inc. Instrument for high throughput measurement of material physical properties and method of using same
US6857309B2 (en) 2001-08-24 2005-02-22 Symyx Technologies, Inc. High throughput mechanical rapid serial property testing of materials libraries
US6650102B2 (en) * 2001-08-24 2003-11-18 Symyx Technologies, Inc. High throughput mechanical property testing of materials libraries using a piezoelectric
US6769292B2 (en) 2001-08-24 2004-08-03 Symyx Technologies, Inc High throughput rheological testing of materials
US6837115B2 (en) * 2001-08-24 2005-01-04 Symyx Technologies, Inc. High throughput mechanical rapid serial property testing of materials libraries
US6772642B2 (en) 2001-08-24 2004-08-10 Damian A. Hajduk High throughput mechanical property and bulge testing of materials libraries
US6860148B2 (en) 2001-08-24 2005-03-01 Symyx Technologies, Inc. High throughput fabric handle screening
US6736017B2 (en) 2001-08-24 2004-05-18 Symyx Technologies, Inc. High throughput mechanical rapid serial property testing of materials libraries
US6690179B2 (en) 2001-08-24 2004-02-10 Symyx Technologies, Inc. High throughput mechanical property testing of materials libraries using capacitance
US7013709B2 (en) 2002-01-31 2006-03-21 Symyx Technologies, Inc. High throughput preparation and analysis of plastically shaped material samples
US7112443B2 (en) 2002-10-18 2006-09-26 Symyx Technologies, Inc. High throughput permeability testing of materials libraries
US6990850B2 (en) * 2003-09-15 2006-01-31 Taylor John A Curtain coater rheology management
CN101124467B (zh) 2004-03-11 2011-04-20 电流感应器公司 具有整体集成压力传感器的微缝隙式粘度计
US7832257B2 (en) * 2007-10-05 2010-11-16 Halliburton Energy Services Inc. Determining fluid rheological properties
EP2564181B1 (de) * 2010-04-26 2021-08-25 RheoSense, Inc. Tragbares viskometer
CN113155673B (zh) 2014-04-11 2025-02-25 电流感应器公司 粘度计和使用该粘度计的方法
DE102015223216A1 (de) * 2015-11-24 2017-05-24 Zf Friedrichshafen Ag Viskositätsmessung
US12013411B2 (en) * 2016-03-07 2024-06-18 Yokogawa Fluence Analytics, Inc. Device and methods for simultaneous determination of intrinsic viscosity and non-newtonian behavior of polymers
EP3526580B1 (de) 2016-10-11 2024-03-27 Rheosense Inc. Viskometer und verfahren zur verwendung davon
WO2022240899A1 (en) 2021-05-10 2022-11-17 Rheosense, Inc. Viscometer with reduced dead-volume and high dynamic range
US11828679B2 (en) * 2021-09-02 2023-11-28 Haiku Instruments, LLC Differential capillary viscometer and related method for determining viscosity

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3808877A (en) * 1972-09-18 1974-05-07 Du Pont Capillary viscometer
GB1566154A (en) * 1976-03-27 1980-04-30 Weber G Method of measuring the fluidity of liquids for medical and pharmaceutical pruposes and apparatus for performing the method
FR2478309A1 (fr) * 1980-03-13 1981-09-18 Exxon France Appareil de mesure des viscosites et de la densite de fluides
FR2519143A1 (fr) * 1981-12-29 1983-07-01 Elf Aquitaine Viscosimetre operant en continu notamment a haute temperature
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

Also Published As

Publication number Publication date
CA1324002C (en) 1993-11-09
DE3852647D1 (en) 1995-02-09
JPH03500447A (ja) 1991-01-31
EP0382752A1 (de) 1990-08-22
WO1989003027A1 (en) 1989-04-06
EP0382752A4 (en) 1991-03-20
EP0382752B1 (de) 1994-12-28
DE3852647T2 (de) 1995-05-18
US4793174A (en) 1988-12-27

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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