RO77681A - Metoda si dispozitiv pentru masurarea continua a modificarii proprietatilor reologice ale monomerilor in timpul procesului de polimerizare - Google Patents

Metoda si dispozitiv pentru masurarea continua a modificarii proprietatilor reologice ale monomerilor in timpul procesului de polimerizare

Info

Publication number
RO77681A
RO77681A RO7998323A RO9832379A RO77681A RO 77681 A RO77681 A RO 77681A RO 7998323 A RO7998323 A RO 7998323A RO 9832379 A RO9832379 A RO 9832379A RO 77681 A RO77681 A RO 77681A
Authority
RO
Romania
Prior art keywords
monomers
changing
polymerization process
continuous measurement
reological properties
Prior art date
Application number
RO7998323A
Other languages
English (en)
French (fr)
Inventor
Jiri Docekal
Ludvik Parma
Ivan Pelant
Peter Sladky
Josef Zdrazil
Original Assignee
Vyzkumny Ustav Chemickych Zarizeni Brno,Cs
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 Vyzkumny Ustav Chemickych Zarizeni Brno,Cs filed Critical Vyzkumny Ustav Chemickych Zarizeni Brno,Cs
Publication of RO77681A publication Critical patent/RO77681A/ro

Links

Classifications

    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/18—Stationary reactors having moving elements inside
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/02—Analysing fluids
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/22—Details, e.g. general constructional or apparatus details
    • G01N29/222—Constructional or flow details for analysing fluids
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
    • B01J2208/00008—Controlling the process
    • B01J2208/00575—Controlling the viscosity
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00051—Controlling the temperature
    • B01J2219/00074—Controlling the temperature by indirect heating or cooling employing heat exchange fluids
    • B01J2219/00087—Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements outside the reactor
    • B01J2219/00101—Reflux columns
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00051—Controlling the temperature
    • B01J2219/0015—Controlling the temperature by thermal insulation means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/02—Indexing codes associated with the analysed material
    • G01N2291/025—Change of phase or condition
    • G01N2291/0251—Solidification, icing, curing composites, polymerisation
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/02—Indexing codes associated with the analysed material
    • G01N2291/028—Material parameters
    • G01N2291/02818—Density, viscosity
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/04—Wave modes and trajectories
    • G01N2291/042—Wave modes
    • G01N2291/0421—Longitudinal waves

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Medicinal Chemistry (AREA)
  • Food Science & Technology (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Polymerisation Methods In General (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
RO7998323A 1978-08-01 1979-07-31 Metoda si dispozitiv pentru masurarea continua a modificarii proprietatilor reologice ale monomerilor in timpul procesului de polimerizare RO77681A (ro)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CS785055A CS212352B1 (en) 1978-08-01 1978-08-01 Method of continuous measuring the changes of rheological properties of polymeres in the course of the polymerization process

Publications (1)

Publication Number Publication Date
RO77681A true RO77681A (ro) 1982-02-01

Family

ID=5394666

Family Applications (1)

Application Number Title Priority Date Filing Date
RO7998323A RO77681A (ro) 1978-08-01 1979-07-31 Metoda si dispozitiv pentru masurarea continua a modificarii proprietatilor reologice ale monomerilor in timpul procesului de polimerizare

Country Status (9)

Country Link
US (1) US4327587A (ro)
JP (1) JPS5547449A (ro)
CS (1) CS212352B1 (ro)
DD (1) DD159935A3 (ro)
DE (1) DE2931282A1 (ro)
FR (1) FR2432709A1 (ro)
GB (1) GB2027201B (ro)
PL (1) PL118946B2 (ro)
RO (1) RO77681A (ro)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4773267A (en) * 1980-03-31 1988-09-27 Micro Pure Systems, Inc. Ultrasonic sensing
US4559810A (en) * 1981-07-09 1985-12-24 Applied Polymer Technology, Inc. Method for determining resin viscosity with ultrasonic waves
US4515545A (en) * 1981-07-09 1985-05-07 Applied Polymer Technology, Inc. Control system for processing composite material
US4441358A (en) * 1981-12-07 1984-04-10 Osborne Robert L Automated ultrasonic solution viscometer
JPS59107236A (ja) * 1982-12-13 1984-06-21 Chichibu Cement Co Ltd 粘度測定方法
FR2544499B1 (fr) * 1983-04-12 1986-02-07 Seram Appareillage destine a mesurer la variation de la transmission ultrasonore a une interface
FR2544864B1 (fr) * 1983-04-20 1985-09-06 Commissariat Energie Atomique Procede et dispositif de determination de l'aire interfaciale dans un melange diphasique comprenant une phase gazeuse en ecoulement sous forme de bulles
US4509360A (en) * 1983-06-24 1985-04-09 Massachusetts Institute Of Technology On-line measurement of fluid mixtures
US4590803A (en) * 1984-06-28 1986-05-27 Westinghouse Electric Corp. Acoustic waveguide monitoring
DE3429367A1 (de) * 1984-08-09 1986-02-20 Uwe Prof.Dr.-Ing. Faust Verfahren und vorrichtung zur fortlaufenden messung physikalischer zustandsgroessen mittels ultraschall
US4679426A (en) * 1985-09-09 1987-07-14 Fuller Milton E Wave shape chemical analysis apparatus and method
US4765179A (en) * 1985-09-09 1988-08-23 Solid State Farms, Inc. Radio frequency spectroscopy apparatus and method using multiple frequency waveforms
FR2588664B1 (fr) * 1985-10-15 1988-07-15 Metravib Sa Appareil pour mesurer des proprietes physiques d'un milieu, notamment les proprietes rheologiques.
US4758803A (en) * 1987-07-13 1988-07-19 General Electric Company Marginal oscillator for acoustic monitoring of curing of plastics
FR2649206B1 (fr) * 1989-07-03 1993-02-05 Total Petroles Procede et dispositif de mesure de la gelification de produits petroliers paraffiniques, notamment bruts
US5152180A (en) * 1990-11-13 1992-10-06 Hughes Aircraft Company Method and apparatus for detecting dissolution of a solid in a liquid
FR2693270B1 (fr) * 1992-07-03 1994-09-16 Bongrain Dispositif et procédé de caractérisation ou de mesure par ultrasons de texture de produits.
US5741971A (en) * 1996-01-17 1998-04-21 Bj Services Company Method for analyzing physical properties of materials
DE19737276C2 (de) * 1997-08-27 2000-12-28 Joachim Doering Verfahren und Vorrichtung zur Ultraschall-Überwachung der physikalischen und chemischen Eigenschaften von Duroplasten bei der Verarbeitung
AR025176A1 (es) * 1999-06-15 2002-11-13 Dow Global Technologies Inc Proceso y aparato para el monitoreo y control en linea de una planta de procesos
JP3312246B2 (ja) 1999-06-18 2002-08-05 松尾電機株式会社 チップコンデンサの製造方法
FR2831270B1 (fr) 2001-10-19 2005-01-21 Inst Francais Du Petrole Mesures en continu des caracteristiques rheologiques de fluides de puits
US6870727B2 (en) 2002-10-07 2005-03-22 Avx Corporation Electrolytic capacitor with improved volumetric efficiency
CA2456482A1 (en) * 2004-02-03 2005-08-03 Bayer Inc. Method and apparatus for controlling a polymerization reaction
US7618820B2 (en) * 2004-06-30 2009-11-17 Depuy Products, Inc. System and method for determining the operating state of orthopaedic admixtures
US8574237B2 (en) * 2005-12-30 2013-11-05 DePuy Synthes Products, LLC Method and apparatus for predicting the operating points of bone cement
US8394105B2 (en) * 2006-03-14 2013-03-12 DePuy Synthes Products, LLC Apparatus for dispensing bone cement
US20070250214A1 (en) * 2006-04-20 2007-10-25 Shu-Yee Lee Method and apparatus for fuzzy logic control enhancing advanced process control performance
GB0707129D0 (en) * 2007-04-13 2007-05-23 Bioinnovel Ltd Fermenter monitor
US8075640B2 (en) 2009-01-22 2011-12-13 Avx Corporation Diced electrolytic capacitor assembly and method of production yielding improved volumetric efficiency

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3087138A (en) * 1960-06-28 1963-04-23 William J Toulis Apparatus for measuring sound speed and attenuation characteristics in liquid media
NL123953C (ro) * 1963-03-01
US3413595A (en) * 1966-10-27 1968-11-26 Babikov Oleg Ivanovich Ultrasonic apparatus for checking processes in liquid media
GB1268640A (en) * 1968-05-31 1972-03-29 Nat Res Dev Acoustic detection apparatus
DE2012207B2 (de) * 1970-03-14 1972-12-28 Pohlman, Reimar, Dr.phil., 5100 Aachen; Menges, Georg, Dr.-Ing., 5105 Laurensberg Verfahren und vorrichtung zum steuern und/oder regeln viskositaetsabhaengiger verfahrensvorgaenge
US3654072A (en) * 1970-05-27 1972-04-04 Dynamics Corp America Monitoring a chemical processing system by measuring the instantaneous sound transmission characteristics therein
US3737844A (en) * 1970-10-27 1973-06-05 Chiyoda Chem Eng Construct Co Method for detecting small particles in a tank and an apparatus for carrying out the same
GB1447481A (en) * 1972-05-11 1976-08-25 Wolfson Lab For The Biologgy O Fluid measurement
US3954119A (en) * 1973-06-22 1976-05-04 Nippon Kokan Kabushiki Kaisha System for measuring and controlling the concentration of an emulsion
US4145917A (en) * 1977-04-14 1979-03-27 Vsesojuzny Nauchno-Issledovatelsky I Konstruktorsky Institut "Tsvetmetavtomatika" Method of measuring properties of a fluid in a container and device for realizing same

Also Published As

Publication number Publication date
US4327587A (en) 1982-05-04
PL118946B2 (en) 1981-11-30
DE2931282A1 (de) 1980-02-21
FR2432709A1 (fr) 1980-02-29
CS212352B1 (en) 1982-03-26
DD159935A3 (de) 1983-04-20
PL217486A2 (ro) 1980-04-08
FR2432709B1 (ro) 1984-10-05
GB2027201B (en) 1983-05-18
GB2027201A (en) 1980-02-13
JPS5547449A (en) 1980-04-03

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