IT989178B - PROCEDURE TO ELIMINATE RESIDUAL VINYL CHLORIDE PRESENT IN POLI MERI - Google Patents

PROCEDURE TO ELIMINATE RESIDUAL VINYL CHLORIDE PRESENT IN POLI MERI

Info

Publication number
IT989178B
IT989178B IT2538173A IT2538173A IT989178B IT 989178 B IT989178 B IT 989178B IT 2538173 A IT2538173 A IT 2538173A IT 2538173 A IT2538173 A IT 2538173A IT 989178 B IT989178 B IT 989178B
Authority
IT
Italy
Prior art keywords
meri
poli
procedure
vinyl chloride
eliminate residual
Prior art date
Application number
IT2538173A
Other languages
Italian (it)
Original Assignee
Solvay
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 Solvay filed Critical Solvay
Application granted granted Critical
Publication of IT989178B publication Critical patent/IT989178B/en

Links

Classifications

    • 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
    • B01J19/24—Stationary reactors without moving elements inside
    • 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
    • B01J19/20—Stationary reactors having moving elements inside in the form of helices, e.g. screw reactors
    • 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
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/18—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles
    • B01J8/24—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles according to "fluidised-bed" technique
    • 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
    • C08F6/005—Removal of residual monomers by physical means from solid polymers
    • 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
    • B01J2208/00017—Controlling the temperature
    • B01J2208/00026—Controlling or regulating the heat exchange system
    • B01J2208/00035—Controlling or regulating the heat exchange system involving measured parameters
    • B01J2208/00044—Temperature measurement
    • B01J2208/00061—Temperature measurement of the reactants
    • 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
    • B01J2208/00017—Controlling the temperature
    • B01J2208/00026—Controlling or regulating the heat exchange system
    • B01J2208/00035—Controlling or regulating the heat exchange system involving measured parameters
    • B01J2208/0007—Pressure measurement
    • 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
    • B01J2208/00017—Controlling the temperature
    • B01J2208/00106—Controlling the temperature by indirect heat exchange
    • B01J2208/00168—Controlling the temperature by indirect heat exchange with heat exchange elements outside the bed of solid particles
    • B01J2208/00256—Controlling the temperature by indirect heat exchange with heat exchange elements outside the bed of solid particles in a heat exchanger for the heat exchange medium separate from the reactor
    • 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
    • B01J2208/00539—Pressure
    • 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
    • B01J2208/00548—Flow
    • 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
    • B01J2219/00121—Controlling the temperature by direct heating or cooling
    • B01J2219/00128—Controlling the temperature by direct heating or cooling by evaporation of reactants
    • 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
    • B01J2219/18—Details relating to the spatial orientation of the reactor
    • B01J2219/182—Details relating to the spatial orientation of the reactor horizontal
    • 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
    • B01J2219/18—Details relating to the spatial orientation of the reactor
    • B01J2219/185—Details relating to the spatial orientation of the reactor vertical
    • 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
    • B01J2219/19—Details relating to the geometry of the reactor
    • B01J2219/194—Details relating to the geometry of the reactor round
    • B01J2219/1941—Details relating to the geometry of the reactor round circular or disk-shaped
    • B01J2219/1946—Details relating to the geometry of the reactor round circular or disk-shaped conical

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
IT2538173A 1972-07-19 1973-06-14 PROCEDURE TO ELIMINATE RESIDUAL VINYL CHLORIDE PRESENT IN POLI MERI IT989178B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
BE120023 1972-07-19
BE125979 1972-12-29

Publications (1)

Publication Number Publication Date
IT989178B true IT989178B (en) 1975-05-20

Family

ID=25647603

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2538173A IT989178B (en) 1972-07-19 1973-06-14 PROCEDURE TO ELIMINATE RESIDUAL VINYL CHLORIDE PRESENT IN POLI MERI

Country Status (5)

Country Link
DE (1) DE2331895C2 (en)
FI (1) FI57423C (en)
FR (1) FR2193042A1 (en)
IT (1) IT989178B (en)
NL (1) NL172860C (en)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2429777B2 (en) * 1974-06-21 1981-04-02 Hoechst Ag, 6000 Frankfurt Process for the removal of non-unsettled, residual vinyl chloride from aqueous dispersions of vinyl chloride polymers
DE2463047C2 (en) * 1974-06-21 1988-02-04 Hoechst Ag, 6230 Frankfurt, De
DE2439203B2 (en) * 1974-08-16 1981-07-23 Hoechst Ag, 6000 Frankfurt Process for removing unreacted, remaining vinyl chloride from aqueous dispersions of vinyl chloride polymers
DE2429776C3 (en) * 1974-06-21 1981-12-24 Hoechst Ag, 6000 Frankfurt Process for removing residual vinyl chloride from aqueous polyvinyl chloride dispersions
IL47420A (en) * 1974-06-24 1978-07-31 Tenneco Chem Process for the removal of vinyl chloride from pvc slurries and latexes and pvc thus obtained
US3956249A (en) * 1974-06-24 1976-05-11 Tenneco Chemicals, Inc. Manufacture of polyvinyl chloride of low vinyl chloride monomer content by treatment of wet polyvinyl chloride
ES438975A1 (en) * 1974-08-14 1977-02-16 Solvay Removal of residual vinyl chloride
US4104459A (en) * 1974-08-19 1978-08-01 Ethyl Corporation Treating polyvinyl chloride resins
JPS5126988A (en) * 1974-08-30 1976-03-05 Sumitomo Chemical Co ENKABINIRUKEIJUGOTAICHUNIZANZONSURU ENKABINIRUTANRYOTAI NO JOKYOHOHO
DE2450464A1 (en) * 1974-10-24 1976-04-29 Basf Ag PROCESS FOR LOW EMISSIONS REMOVAL OF VINYL CHLORIDE FROM POLYMERIZES OF VINYL CHLORIDE
DE2453909B2 (en) * 1974-11-14 1977-03-17 Hoechst Ag, 6000 Frankfurt PROCESS FOR THE PRODUCTION OF PROCESSING POWDER-FORM MIXTURES BASED ON VINYL CHLORIDE POLYMERIZATES
JPS5169587A (en) * 1974-12-13 1976-06-16 Tetsukosha Kk Jugotaichuno zanzonenkabinirutanryotaijokyohoho
DE2500765C3 (en) * 1975-01-10 1983-03-03 Chemische Werke Hüls AG, 4370 Marl Process for reducing the content of monomeric vinyl chloride in polyvinyl chloride produced by bulk polymerization
JPS6020402B2 (en) * 1975-02-25 1985-05-22 チッソ株式会社 Method for separating trace amounts of vinyl chloride monomer from vinyl chloride resin
US4031056A (en) * 1975-02-27 1977-06-21 Tenneco Chemicals, Inc. Process for the removal of vinyl chloride from latexes containing polyvinyl chloride
US4217444A (en) * 1975-03-28 1980-08-12 Rhone-Poulenc Industries Method of degassing polymers prepared by mass polymerizing a monomeric composition based on vinyl chloride
FR2305446A1 (en) * 1975-03-28 1976-10-22 Rhone Poulenc Ind IMPROVED PROCESS FOR DEGASING POLYMERS AND COPOLYMERS PREPARED BY MASS POLYMERIZATION OF A MONOMERIC COMPOSITION BASED ON VINYL CHLORIDE
JPS51127187A (en) * 1975-04-26 1976-11-05 Kureha Chem Ind Co Ltd A process and an apparatus for recovering monomers
JPS51149389A (en) * 1975-05-14 1976-12-22 Sumitomo Chem Co Ltd A method to decrease the vinyl chloride monomer remaining in the polyv inyl chloride resin slurry
US4171427A (en) * 1975-05-16 1979-10-16 Hoechst Aktiengesellschaft Process for continuously removing monomers from an aqueous dispersion of a polymer
JPS51135990A (en) * 1975-05-20 1976-11-25 Shin Etsu Chem Co Ltd Method of removing residual monomers f rom polyvinylchloride slurries
FR2312514A1 (en) * 1975-05-26 1976-12-24 Solvay PROCESS FOR THE POLYMERIZATION OF VINYL CHLORIDE IN AQUEOUS SUSPENSION
IL50060A (en) * 1975-08-13 1979-09-30 Tenneco Chem Process for the removal of vinyl chloride from polyvinyl chloride latexes and slurries
GB1547614A (en) * 1975-09-15 1979-06-27 Tenneco Chem Removing residual monomer from vinyl chloryde polymers
US4168373A (en) * 1975-11-24 1979-09-18 Borden, Inc. Removal of residual vinyl chloride monomer from polyvinyl chloride latex
JPS5813563B2 (en) * 1976-04-03 1983-03-14 信越化学工業株式会社 Method and apparatus for removing unreacted monomers from an aqueous dispersion of vinyl chloride
US4226976A (en) * 1976-09-20 1980-10-07 Tenneco Chemicals, Inc. Process for the removal of vinyl chloride from polyvinyl chloride latexes and slurries with hydrocarbon compounds
DE2653256C2 (en) * 1976-11-24 1983-02-17 Hoechst Ag, 6000 Frankfurt Process for lowering the residual monomer content of vinyl chloride polymers
US4226974A (en) * 1977-01-21 1980-10-07 Tenneco Chemicals, Inc. Process for the removal of vinyl chloride from polyvinyl chloride latexes and slurries
US4219640A (en) * 1977-09-22 1980-08-26 Tenneco Chemicals, Inc. Polymers of vinyl chloride having low vinyl chloride monomer content, and method of making same
US4229569A (en) * 1979-02-05 1980-10-21 Tenneco Chemicals, Inc. Process for the removal of vinyl chloride from aqueous slurries of vinyl chloride polymers
DE3122614A1 (en) * 1981-06-06 1983-01-05 Hoechst Ag, 6000 Frankfurt "METHOD FOR POLYMERIZING VINYL CHLORIDE IN MASS"
CN111841453B (en) * 2020-06-18 2022-08-23 西北大学 Be applied to thermogravimetric analysis's miniature fluidized bed reaction unit

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE954920C (en) * 1955-02-19 1956-12-27 Hoechst Ag Process for working up emulsions of polyvinyl compounds, in particular polyvinyl chloride
NL126831C (en) * 1963-10-24
NL6501691A (en) * 1964-02-12 1965-08-13
BE686088A (en) * 1966-08-29 1967-02-28
US3622553A (en) * 1967-12-18 1971-11-23 Phillips Petroleum Co Agitated reactor and gas fluidized bed reactor in series for polymerization of vinyl chloride
DE2442931B2 (en) * 1974-09-07 1976-11-04 Chemische Werke Hüls AG, 4370 Mari PROCESS FOR THE REMOVAL OF UNREVERTED VINYL CHLORIDE FROM Aqueous POLYVINYL CHLORIDE DISPERSIONS

Also Published As

Publication number Publication date
NL7309808A (en) 1974-01-22
DE2331895C2 (en) 1989-04-06
DE2331895A1 (en) 1974-01-31
FR2193042B1 (en) 1976-05-28
FR2193042A1 (en) 1974-02-15
NL172860B (en) 1983-06-01
FI57423B (en) 1980-04-30
FI57423C (en) 1980-08-11
NL172860C (en) 1986-02-17

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