CA1278638C - Process for continuously removing monomers from an aqueous dispersion of a polymer - Google Patents

Process for continuously removing monomers from an aqueous dispersion of a polymer

Info

Publication number
CA1278638C
CA1278638C CA000252196A CA252196A CA1278638C CA 1278638 C CA1278638 C CA 1278638C CA 000252196 A CA000252196 A CA 000252196A CA 252196 A CA252196 A CA 252196A CA 1278638 C CA1278638 C CA 1278638C
Authority
CA
Canada
Prior art keywords
dispersion
column
polymer
vinyl chloride
matter
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
CA000252196A
Other languages
English (en)
French (fr)
Inventor
Alexander Ohorodnik
Karl Kaiser
Rudolf Wesselmann
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.)
Hoechst AG
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
Application granted granted Critical
Publication of CA1278638C publication Critical patent/CA1278638C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • B01D3/38—Steam distillation
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Dispersion Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Polymerisation Methods In General (AREA)
CA000252196A 1975-05-16 1976-05-11 Process for continuously removing monomers from an aqueous dispersion of a polymer Expired - Fee Related CA1278638C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEP2521780.5 1975-05-16
DE2521780A DE2521780C2 (de) 1975-05-16 1975-05-16 Verfahren zur kontinuierlichen Entfernung von Monomeren aus einer wäßrigen Dispersion eines Polymeren

Publications (1)

Publication Number Publication Date
CA1278638C true CA1278638C (en) 1991-01-02

Family

ID=5946686

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000252196A Expired - Fee Related CA1278638C (en) 1975-05-16 1976-05-11 Process for continuously removing monomers from an aqueous dispersion of a polymer

Country Status (22)

Country Link
JP (1) JPS51140985A (da)
AT (1) AT352393B (da)
BE (1) BE841838A (da)
CA (1) CA1278638C (da)
CH (1) CH601358A5 (da)
CS (1) CS191306B2 (da)
DD (1) DD124253A5 (da)
DE (1) DE2521780C2 (da)
DK (1) DK213576A (da)
ES (1) ES447280A1 (da)
FR (1) FR2311037A1 (da)
GB (1) GB1497510A (da)
HU (1) HU174924B (da)
IE (1) IE43107B1 (da)
IT (1) IT1061284B (da)
LU (1) LU74948A1 (da)
NL (1) NL160841B (da)
NO (1) NO146284B (da)
PL (1) PL103008B1 (da)
SE (1) SE7602710L (da)
SU (1) SU841591A3 (da)
YU (1) YU121376A (da)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2640592A1 (de) * 1976-09-09 1978-03-16 Hoechst Ag Entgasungskolonne
DE2718857A1 (de) * 1977-04-28 1978-11-02 Hoechst Ag Entgasungskolonne
DE2718858A1 (de) * 1977-04-28 1978-11-02 Hoechst Ag Entgasungskolonne
JPS5298591U (da) * 1976-01-20 1977-07-25
NZ184661A (en) * 1976-07-27 1979-08-31 Ici Australia Ltd Removing monomer from vinyl chloride polymers
DE2640546C2 (de) * 1976-09-09 1982-07-01 Hoechst Ag, 6000 Frankfurt Verfahren zur kontinuierlichen Entfernung von Vinylchlorid aus einer wässerigen Dispersion von Homo- und Copolymerisaten des Vinylchlorids
DE2800608A1 (de) * 1977-04-11 1978-10-19 Buna Chem Werke Veb Verfahren zur entmonomerisierung von polymerdispersionen, vorzugsweise polyvinylchloriddispersionen
JPS548693A (en) * 1977-06-21 1979-01-23 Chisso Corp Removal of monomer from vinyl chloride resin slurry by steam treatment using improved plate column
DE2744462C2 (de) * 1977-10-03 1982-09-16 Wacker-Chemie GmbH, 8000 München Verfahren zur Verhinderung der Schaumbildung bei der Restmonomerentfernung aus wäßrigen Polymerdispersionen
US4201628A (en) * 1977-10-07 1980-05-06 The Goodyear Tire & Rubber Company Separation apparatus
DE2746909C3 (de) * 1977-10-19 1982-03-11 Hoechst Ag, 6000 Frankfurt Verfahren zur kontinuierlichen Entfernung von Restkohlenwasserstoffen aus Polyolefinen
US4200734A (en) * 1977-11-21 1980-04-29 Diamond Shamrock Corporation Process for polymerization of polyvinyl chloride and VCM monomer removal
DE2759097C2 (de) * 1977-12-30 1987-03-05 Norsk Hydro A.S., Oslo Verfahren zur Reduktion des Vinylchloridgehaltes in wäßrigen Dispersionen von Vinylchloridpolymeren und -copolymeren
US4228273A (en) * 1978-09-05 1980-10-14 Tenneco Chemicals, Inc. Process for the removal of vinyl chloride from aqueous dispersions of vinyl chloride resins
DE2855146C2 (de) * 1978-12-20 1983-04-28 Chisso Corp., Osaka Verfahren zur Entfernung von restlichem monomerem Vinylchlorid aus einer wäßrigen Dispersion eines Polyvinylchloridharzpulvers
DE2903586A1 (de) 1979-01-31 1980-08-14 Hoechst Ag Verfahren zur kontinuierlichen entfernung von restkohlenwasserstoffen aus polyolefinen und vorrichtung zur durchfuehrung des verfahrens
US4402916A (en) * 1981-06-30 1983-09-06 Marathon Oil Company Dilution apparatus and method
JPS63317306A (ja) * 1987-06-19 1988-12-26 Chisso Corp 残留塩化ビニルモノマ−の少ない低重合度塩化ビニル重合体粉末及びその製造方法
WO1996018659A1 (en) * 1994-12-12 1996-06-20 C.I.R.S. S.P.A. Method and plant for the production of polyvinylchloride in aqueous suspension with recovery of refluxes
JP3950743B2 (ja) * 2002-06-03 2007-08-01 キヤノン株式会社 トナー粒子の製造方法
JP6829567B2 (ja) * 2016-09-16 2021-02-10 株式会社クラレ 揮発成分を除去した重合体を製造する方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL129660C (da) * 1964-08-24
US3816379A (en) * 1971-07-26 1974-06-11 Exxon Research Engineering Co Monomer and solvent recovery in polymerization processes
BE793505A (fr) * 1972-12-29 1973-06-29 Solvay Procédé d'élimination du chlorure de vinyle résiduel présent dans le polymère
NO752264L (da) * 1974-08-29 1976-03-02 Huels Chemische Werke Ag
DE2450464A1 (de) * 1974-10-24 1976-04-29 Basf Ag Verfahren zur emissionsarmen entfernung von vinylchlorid aus polymerisaten des vinylchlorids
DE2509937C3 (de) * 1975-03-07 1981-04-16 Hoechst Ag, 6000 Frankfurt Vorrichtung zur Nachbehandlung von Homo- und Copolymerisaten des Vinylchlorids
DE2520591C3 (de) * 1975-05-09 1980-11-06 Hoechst Ag, 6000 Frankfurt Verfahren und Vorrichtung zur kontinuierlichen Behandlung von wäßrigen Homo- und Copolymerisatdispersionen, deren Polymeranteil mindestens 50 Gew.-°/o polymerisier-

Also Published As

Publication number Publication date
DD124253A5 (de) 1977-02-09
SE7602710L (sv) 1976-11-17
YU121376A (en) 1982-02-28
SU841591A3 (ru) 1981-06-23
FR2311037B1 (da) 1981-12-31
AT352393B (de) 1979-09-10
FR2311037A1 (fr) 1976-12-10
IT1061284B (it) 1983-02-28
ATA354776A (de) 1979-02-15
BE841838A (fr) 1976-11-16
JPS5246994B2 (da) 1977-11-29
IE43107B1 (en) 1980-12-17
NL160841B (nl) 1979-07-16
ES447280A1 (es) 1977-06-16
IE43107L (en) 1976-11-16
JPS51140985A (en) 1976-12-04
DK213576A (da) 1976-11-17
HU174924B (hu) 1980-04-28
DE2521780C2 (de) 1982-10-21
GB1497510A (en) 1978-01-12
DE2521780A1 (de) 1976-11-18
NL7605200A (nl) 1976-11-18
PL103008B1 (pl) 1979-05-31
LU74948A1 (da) 1977-02-14
NO761676L (da) 1976-11-17
CH601358A5 (da) 1978-07-14
CS191306B2 (en) 1979-06-29
NO146284B (no) 1982-05-24

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Legal Events

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