ATA572175A - PROCESS AND DEVICE FOR THE PRODUCTION OF POLYMERIZED DISPERSIONS WITH LOW MONOMER CONTENT - Google Patents

PROCESS AND DEVICE FOR THE PRODUCTION OF POLYMERIZED DISPERSIONS WITH LOW MONOMER CONTENT

Info

Publication number
ATA572175A
ATA572175A AT572175A AT572175A ATA572175A AT A572175 A ATA572175 A AT A572175A AT 572175 A AT572175 A AT 572175A AT 572175 A AT572175 A AT 572175A AT A572175 A ATA572175 A AT A572175A
Authority
AT
Austria
Prior art keywords
production
monomer content
low monomer
dispersions
polymerized
Prior art date
Application number
AT572175A
Other languages
German (de)
Other versions
AT341772B (en
Original Assignee
Hoechst 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 Hoechst Ag filed Critical Hoechst Ag
Publication of ATA572175A publication Critical patent/ATA572175A/en
Application granted granted Critical
Publication of AT341772B publication Critical patent/AT341772B/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F6/00—Post-polymerisation treatments
    • C08F6/001—Removal of residual monomers by physical means
    • C08F6/003—Removal of residual monomers by physical means from polymer solutions, suspensions, dispersions or emulsions without recovery of the polymer therefrom
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D1/00—Evaporating
    • B01D1/16—Evaporating by spraying
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/06—Flash distillation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/34—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping with one or more auxiliary substances
    • B01D3/343—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping with one or more auxiliary substances the substance being a gas
    • B01D3/346—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping with one or more auxiliary substances the substance being a gas the gas being used for removing vapours, e.g. transport gas
    • 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
    • B01J10/00—Chemical processes in general for reacting liquid with gaseous media other than in the presence of solid particles, or apparatus specially adapted therefor
    • B01J10/02—Chemical processes in general for reacting liquid with gaseous media other than in the presence of solid particles, or apparatus specially adapted therefor of the thin-film type
    • 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
    • B01J19/1868—Stationary reactors having moving elements inside resulting in a loop-type movement
    • B01J19/1881—Stationary reactors having moving elements inside resulting in a loop-type movement externally, i.e. the mixture leaving the vessel and subsequently re-entering it
    • 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
    • B01J2219/00094—Jackets
    • 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
    • B01J2219/00103—Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements outside the reactor in a heat exchanger separate from the reactor

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Polymerisation Methods In General (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
AT572175A 1974-07-25 1975-07-24 METHOD AND DEVICE FOR PRODUCING POLYMERISAT DISPERSIONS WITH LOW MONOMER CONTENT AT341772B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2435704A DE2435704B2 (en) 1974-07-25 1974-07-25 Process and device for the continuous removal of residual amounts of monomers from aqueous dispersions of polymers of vinyl chloride

Publications (2)

Publication Number Publication Date
ATA572175A true ATA572175A (en) 1977-06-15
AT341772B AT341772B (en) 1978-02-27

Family

ID=5921434

Family Applications (1)

Application Number Title Priority Date Filing Date
AT572175A AT341772B (en) 1974-07-25 1975-07-24 METHOD AND DEVICE FOR PRODUCING POLYMERISAT DISPERSIONS WITH LOW MONOMER CONTENT

Country Status (15)

Country Link
JP (1) JPS5137175A (en)
AT (1) AT341772B (en)
BE (1) BE831744A (en)
CA (1) CA1081880A (en)
CH (1) CH614962A5 (en)
DE (1) DE2435704B2 (en)
ES (1) ES439556A1 (en)
FR (1) FR2279766A1 (en)
GB (1) GB1508813A (en)
HU (1) HU175479B (en)
IT (1) IT1040006B (en)
NL (1) NL168848C (en)
SE (1) SE420734B (en)
YU (2) YU39029B (en)
ZA (1) ZA754769B (en)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7607736A (en) * 1974-07-25 1977-01-20 Hoechst Ag METHOD AND DEVICE FOR PREPARING POLYMER DISPERSIONS WITH A LOW MONOMERING CONTENT.
JPS5128890A (en) * 1974-09-04 1976-03-11 Mitsui Toatsu Chemicals MIHANNOENKABINIRUMONOMAA NO JOKYOHOHO
JPS5147075A (en) * 1974-10-19 1976-04-22 Shinetsu Chemical Co Jugoshuryogono mihannotanryotaijokyohoho
JPS51127187A (en) * 1975-04-26 1976-11-05 Kureha Chem Ind Co Ltd A process and an apparatus for recovering monomers
JPS52147689A (en) * 1976-06-02 1977-12-08 Mitsui Toatsu Chem Inc Continuous removal of unreacted vinyl chloride monometer
DE2701147C2 (en) * 1977-01-13 1987-01-02 Wacker-Chemie GmbH, 8000 München Process for the production of vinyl chloride copolymers with a low residual monomer content
DE2832972A1 (en) * 1978-07-27 1980-02-07 Wacker Chemie Gmbh METHOD FOR PRESSURE AND RESIDUE DEGASSING OF A PVC-WATER MIXTURE IN THE POLYMERIZATION AUTOCLAVE AT THE HIGHEST POSSIBLE SEPARATION DEGREE OF THE TRANSMISSION IN A ADDITIONAL SEPARATOR AND RETURN OF THE TRANSMISSION TO THE RESTOURY
IT1121511B (en) * 1979-05-28 1986-04-02 Montedison Spa PROCEDURE FOR THE EXTRACTION OF THE VINYL CHLORIDE MONOMER FROM THE POLYVINYL CHLORIDE LACTICS AND EQUIPMENT FOR ITS REALIZATION
GB2247415A (en) * 1990-08-29 1992-03-04 Shell Int Research Discharge device for reducing foam
DE19517680C2 (en) * 1995-05-13 1997-06-12 Buna Sow Leuna Olefinverb Gmbh Process for reducing foam development
NZ511502A (en) * 2001-05-04 2002-03-01 Wen Sen Shih Two-chamber water distillation apparatus
DE102011119339A1 (en) 2011-11-25 2013-05-29 Heraeus Quarzglas Gmbh & Co. Kg Sputtering process for the production of synthetic quartz glass
DE102011119373A1 (en) 2011-11-25 2013-05-29 Heraeus Quarzglas Gmbh & Co. Kg Process for the production of synthetic quartz glass
DE102011119374A1 (en) 2011-11-25 2013-05-29 Heraeus Quarzglas Gmbh & Co. Kg Process for the production of synthetic quartz glass
DE102011119341A1 (en) 2011-11-25 2013-05-29 Heraeus Quarzglas Gmbh & Co. Kg Process for the production of synthetic quartz glass using the soot method
DE102013209673B3 (en) * 2013-05-24 2014-05-22 Heraeus Quarzglas Gmbh & Co. Kg Process and evaporator for the production of synthetic quartz glass
DE102014115077A1 (en) * 2014-10-16 2016-04-21 Rvt Process Equipment Gmbh Liquid distributor of a process column
CN113950487B (en) * 2019-05-31 2023-08-15 株式会社力森诺科 Process for producing purified chloroprene polymer latex
WO2020241251A1 (en) 2019-05-31 2020-12-03 昭和電工株式会社 Method for producing chloroprene-based-polymer latex

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1799467A (en) * 1927-03-07 1931-04-07 Thomas B Jarvies Vapor-heating system
BE532373A (en) * 1953-11-06
GB1090976A (en) * 1964-02-12 1967-11-15 Dunlop Rubber Co Improvements in or relating to volatilization of residual liquid monomers
DE1495177A1 (en) * 1964-05-05 1969-03-13 Basf Ag Process and device for the continuous removal of volatile components from polyamides
BE709965A (en) * 1967-01-27 1968-05-30
JPS546269B1 (en) * 1970-12-18 1979-03-27
DE2130616A1 (en) * 1971-06-21 1972-12-28 Franz Froitzheim Evapn of liqs - using a hot surface
DE2259740C3 (en) * 1972-12-04 1981-10-08 Siemens AG, 1000 Berlin und 8000 München Device for degassing liquids

Also Published As

Publication number Publication date
AT341772B (en) 1978-02-27
YU41460B (en) 1987-06-30
YU39029B (en) 1984-02-29
ES439556A1 (en) 1977-02-16
BE831744A (en) 1976-01-26
YU171981A (en) 1983-09-30
FR2279766A1 (en) 1976-02-20
YU188875A (en) 1982-05-31
NL7508630A (en) 1976-01-27
IT1040006B (en) 1979-12-20
FR2279766B1 (en) 1980-07-25
DE2435704A1 (en) 1976-02-05
ZA754769B (en) 1976-08-25
SE420734B (en) 1981-10-26
CH614962A5 (en) 1979-12-28
HU175479B (en) 1980-08-28
CA1081880A (en) 1980-07-15
NL168848B (en) 1981-12-16
JPS5137175A (en) 1976-03-29
DE2435704B2 (en) 1979-09-27
GB1508813A (en) 1978-04-26
DE2435704C3 (en) 1987-06-19
SE7508274L (en) 1976-01-26
NL168848C (en) 1984-05-16

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee