FR2328722A1 - Autoclave sensiblement vertical pour la preparation en masse de polymeres et de copolymeres a base de chlorure de vinyle - Google Patents

Autoclave sensiblement vertical pour la preparation en masse de polymeres et de copolymeres a base de chlorure de vinyle

Info

Publication number
FR2328722A1
FR2328722A1 FR7532124A FR7532124A FR2328722A1 FR 2328722 A1 FR2328722 A1 FR 2328722A1 FR 7532124 A FR7532124 A FR 7532124A FR 7532124 A FR7532124 A FR 7532124A FR 2328722 A1 FR2328722 A1 FR 2328722A1
Authority
FR
France
Prior art keywords
polymers
vinyl chloride
copolymers based
mass preparation
vertical autoclave
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.)
Granted
Application number
FR7532124A
Other languages
English (en)
French (fr)
Other versions
FR2328722B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
Inventor
Michel Azemar
Lucien Vigliecca
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.)
Rhone Poulenc Industries SA
Original Assignee
Rhone Poulenc Industries SA
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 Rhone Poulenc Industries SA filed Critical Rhone Poulenc Industries SA
Priority to FR7532124A priority Critical patent/FR2328722A1/fr
Priority to ES452485A priority patent/ES452485A1/es
Priority to FI762981A priority patent/FI61034C/fi
Priority to GR51970A priority patent/GR60017B/el
Priority to BE171669A priority patent/BE847478A/xx
Priority to IT51820/76A priority patent/IT1069833B/it
Priority to AT780576A priority patent/AT346588B/de
Priority to US05/734,084 priority patent/US4045185A/en
Priority to DK474576A priority patent/DK143406C/da
Priority to NO763581A priority patent/NO143865C/no
Priority to JP51125059A priority patent/JPS5259693A/ja
Priority to NLAANVRAGE7611595,A priority patent/NL169274C/xx
Priority to CA263,751A priority patent/CA1080893A/en
Priority to YU02557/76A priority patent/YU255776A/xx
Priority to GB43532/76A priority patent/GB1530019A/en
Priority to SE7611654A priority patent/SE421923B/xx
Priority to DE2647658A priority patent/DE2647658C3/de
Publication of FR2328722A1 publication Critical patent/FR2328722A1/fr
Application granted granted Critical
Publication of FR2328722B1 publication Critical patent/FR2328722B1/fr
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/05—Stirrers
    • B01F27/11—Stirrers characterised by the configuration of the stirrers
    • B01F27/114—Helically shaped stirrers, i.e. stirrers comprising a helically shaped band or helically shaped band sections
    • B01F27/1143—Helically shaped stirrers, i.e. stirrers comprising a helically shaped band or helically shaped band sections screw-shaped, e.g. worms
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
    • B01F27/85—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with two or more stirrers on separate shafts
    • 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
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/02—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type
    • B29B7/06—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices
    • B29B7/10—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices rotary
    • B29B7/12—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices rotary with single shaft
    • B29B7/14—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices rotary with single shaft with screw or helix
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/02—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type
    • B29B7/06—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices
    • B29B7/10—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices rotary
    • B29B7/18—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices rotary with more than one shaft
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/05—Stirrers
    • B01F27/11—Stirrers characterised by the configuration of the stirrers
    • B01F27/112—Stirrers characterised by the configuration of the stirrers with arms, paddles, vanes or blades
    • B01F27/1122—Stirrers characterised by the configuration of the stirrers with arms, paddles, vanes or blades anchor-shaped
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/05—Stirrers
    • B01F27/11—Stirrers characterised by the configuration of the stirrers
    • B01F27/112—Stirrers characterised by the configuration of the stirrers with arms, paddles, vanes or blades
    • B01F27/1123—Stirrers characterised by the configuration of the stirrers with arms, paddles, vanes or blades sickle-shaped, i.e. curved in at least one direction
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/23—Mixers with rotary stirring devices in fixed receptacles; Kneaders characterised by the orientation or disposition of the rotor axis
    • B01F27/232—Mixers with rotary stirring devices in fixed receptacles; Kneaders characterised by the orientation or disposition of the rotor axis with two or more rotation axes
    • B01F27/2322—Mixers with rotary stirring devices in fixed receptacles; Kneaders characterised by the orientation or disposition of the rotor axis with two or more rotation axes with parallel axes
    • 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
    • B01J2219/00076—Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements inside the reactor
    • B01J2219/00085—Plates; Jackets; Cylinders
    • 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
    • B01J2219/00121—Controlling the temperature by direct heating or cooling
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Organic Chemistry (AREA)
  • Polymerisation Methods In General (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Other Resins Obtained By Reactions Not Involving Carbon-To-Carbon Unsaturated Bonds (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Mixers Of The Rotary Stirring Type (AREA)
FR7532124A 1975-10-21 1975-10-21 Autoclave sensiblement vertical pour la preparation en masse de polymeres et de copolymeres a base de chlorure de vinyle Granted FR2328722A1 (fr)

Priority Applications (17)

Application Number Priority Date Filing Date Title
FR7532124A FR2328722A1 (fr) 1975-10-21 1975-10-21 Autoclave sensiblement vertical pour la preparation en masse de polymeres et de copolymeres a base de chlorure de vinyle
ES452485A ES452485A1 (es) 1975-10-21 1976-10-18 Perfeccionamientos en autoclaves para la preparacion en masade polimeros y de copolimeros a base de cloruro de vinilo.
GR51970A GR60017B (en) 1975-10-21 1976-10-19 Autoclave sensibly vertical for the mass production of polymers and copolymers with base vinyle chloride
FI762981A FI61034C (fi) 1975-10-21 1976-10-19 En vaesentligt vertikal autoklav foer massframstaellning av vinylkloridbaserade polymerer och kopolymerer
NO763581A NO143865C (no) 1975-10-21 1976-10-20 Vertikalautoklav for massepolymerisering
AT780576A AT346588B (de) 1975-10-21 1976-10-20 Vertikaler autoklav zur herstellung von polymeren und copolymeren auf basis von vinylchlorid durch blockpolymerisation
US05/734,084 US4045185A (en) 1975-10-21 1976-10-20 Autoclave
DK474576A DK143406C (da) 1975-10-21 1976-10-20 Autoklav til fremstilling af homo- og copolymere af vinylchlorid ved massepolymerisation
BE171669A BE847478A (fr) 1975-10-21 1976-10-20 Autoclave sensiblement vertical pour la preparation en masse de polymeres et de copolymeres a base de chlorure de vinyle,
JP51125059A JPS5259693A (en) 1975-10-21 1976-10-20 Method and apparatus for making vinyl chloride polymer and copolymer on large scale
NLAANVRAGE7611595,A NL169274C (nl) 1975-10-21 1976-10-20 Verticale autoklaaf voor de bereiding en masse van polymeren en copolymeren op basis van vinylchloride.
CA263,751A CA1080893A (en) 1975-10-21 1976-10-20 Autoclave
YU02557/76A YU255776A (en) 1975-10-21 1976-10-20 Vertical autoclave for obtaining block-polymers and copolymers on the base of vinyl chloride
GB43532/76A GB1530019A (en) 1975-10-21 1976-10-20 Autoclave
SE7611654A SE421923B (sv) 1975-10-21 1976-10-20 Autoklav for framstellning av vinylkloridpolymerer genom masspolymerisation samt anvendning av denna autoklav
IT51820/76A IT1069833B (it) 1975-10-21 1976-10-20 Autoclave sensibilmente verticale per la preparazione in massa di polimeri e copolimeri a base di cloruro di vinile
DE2647658A DE2647658C3 (de) 1975-10-21 1976-10-21 Autoklav für die Herstellung von Polymeren und Copolymeren des Vinylchlorids durch Substanzpolymerisation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7532124A FR2328722A1 (fr) 1975-10-21 1975-10-21 Autoclave sensiblement vertical pour la preparation en masse de polymeres et de copolymeres a base de chlorure de vinyle

Publications (2)

Publication Number Publication Date
FR2328722A1 true FR2328722A1 (fr) 1977-05-20
FR2328722B1 FR2328722B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1979-05-04

Family

ID=9161437

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7532124A Granted FR2328722A1 (fr) 1975-10-21 1975-10-21 Autoclave sensiblement vertical pour la preparation en masse de polymeres et de copolymeres a base de chlorure de vinyle

Country Status (17)

Country Link
US (1) US4045185A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS5259693A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AT (1) AT346588B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BE (1) BE847478A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA (1) CA1080893A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE2647658C3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DK (1) DK143406C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
ES (1) ES452485A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FI (1) FI61034C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2328722A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1530019A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GR (1) GR60017B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IT (1) IT1069833B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (1) NL169274C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NO (1) NO143865C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
SE (1) SE421923B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
YU (1) YU255776A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (1)

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Publication number Priority date Publication date Assignee Title
EP0641640A1 (de) * 1993-09-02 1995-03-08 Werner & Pfleiderer GmbH Schneckenelement für eine Schneckenmaschine

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US4527712A (en) * 1979-07-19 1985-07-09 Nordson Corporation Method and apparatus for dispensing liquid compositions
US4505957A (en) * 1979-07-19 1985-03-19 Nordson Corporation Coating by atomization of high (i.e., about 70-99% by weight) solids film-forming compositions
DE3026492A1 (de) * 1980-07-12 1982-02-04 Wilhelm Hedrich Vakuumanlagen GmbH und Co KG, 6332 Ehringshausen Vorrichtung zum mischen und entgasen von komponenten von kunstharzen, insbesondere von duroplastischen kunstharzen
SE451564B (sv) * 1982-03-26 1987-10-19 Trilack Utrustningar Ab Omrorare for vetskor inneslutna i kerl
US4731227A (en) * 1982-12-29 1988-03-15 Pulvari Charles F Polymerization process and apparatus
US5053201A (en) * 1985-09-17 1991-10-01 Teijin Limited Process and apparatus for preparation of polyesters
FR2625449B1 (fr) * 1987-12-30 1991-05-10 Moritz Mobile d'agitation pour appareils de melange de produits pulverulents, pateux ou granuleux
DE8813901U1 (de) * 1988-11-07 1988-12-22 A. Stephan u. Söhne GmbH & Co, 3250 Hameln Maschine zur Verarbeitung von Lebensmitteln oder zur Herstellung von Pharmazie- und Chemieprodukten
US5227138A (en) * 1992-09-09 1993-07-13 Virginia Mason Clinic Blood transport apparatus
EP0609087B1 (en) * 1993-01-29 1998-06-10 Able Corporation Autoclave
US5314246A (en) * 1993-07-28 1994-05-24 Eastman Kodak Company Increased barrel-stress extruder
US5732794A (en) * 1994-09-30 1998-03-31 Orlitzky; Anton T. Auger-driven automatic lubricator
US5939124A (en) * 1996-07-18 1999-08-17 Wenger Manufacturing, Inc. Method of extrusion cooking an edible material
RU2131762C1 (ru) * 1997-02-11 1999-06-20 Черных Виталий Петрович Автоклав
CN1088617C (zh) * 1998-05-20 2002-08-07 中国石油化工集团公司 用于本体聚合的反应器
ITVI20120171A1 (it) * 2012-07-16 2014-01-17 Mixer S R L Macchina impastatrice
US9656227B2 (en) * 2013-02-27 2017-05-23 Whirlpool Corporation Food blending appliance with wiper assembly
CN111844499A (zh) * 2020-07-23 2020-10-30 江西丰蓝包装有限公司 高分子包装材料的原料混合调整设备
CN115400698B (zh) * 2022-07-27 2023-08-08 黄淮学院 一种木聚糖酶和木聚糖的催化反应设备

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DE1910482B2 (de) * 1969-03-01 1972-11-16 Chemische Werke Hüls AG, 4370 Mari Polymerisationsreaktor
US3893811A (en) * 1971-03-08 1975-07-08 Valspar Corp Apparatus for producing polyamide esters
BE795461A (fr) * 1972-02-15 1973-08-16 Owens Illinois Inc Polymerisation de vinyle par un procede en masse
JPS5420002B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1973-07-19 1979-07-19

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0641640A1 (de) * 1993-09-02 1995-03-08 Werner & Pfleiderer GmbH Schneckenelement für eine Schneckenmaschine

Also Published As

Publication number Publication date
NL169274B (nl) 1982-02-01
SE421923B (sv) 1982-02-08
FR2328722B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1979-05-04
BE847478A (fr) 1977-04-20
YU255776A (en) 1983-01-21
ATA780576A (de) 1978-03-15
AT346588B (de) 1978-11-10
JPS5259693A (en) 1977-05-17
FI61034C (fi) 1982-05-10
FI762981A7 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1977-04-22
NO143865C (no) 1981-04-29
NL7611595A (nl) 1977-04-25
FI61034B (fi) 1982-01-29
GB1530019A (en) 1978-10-25
NO143865B (no) 1981-01-19
GR60017B (en) 1978-03-30
DK143406C (da) 1981-12-14
DE2647658B2 (de) 1979-07-05
IT1069833B (it) 1985-03-25
SE7611654L (sv) 1977-04-22
CA1080893A (en) 1980-07-01
DE2647658C3 (de) 1980-04-10
NL169274C (nl) 1982-07-01
US4045185A (en) 1977-08-30
DK474576A (da) 1977-04-22
JPS543910B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1979-02-28
ES452485A1 (es) 1977-11-01
NO763581L (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1977-04-22
DK143406B (da) 1981-08-17
DE2647658A1 (de) 1977-09-08

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Publication Publication Date Title
FR2328722A1 (fr) Autoclave sensiblement vertical pour la preparation en masse de polymeres et de copolymeres a base de chlorure de vinyle
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YU64576A (en) Process for the bulk-polymerization of vinyl chloride monomer or monomeric mixtures thereof
BE811130A (fr) Autoclave vertical pour la preparation en masse de polymeres etde copolymeres a base de chlorure de vinyle
BR7600085A (pt) Composicoes a base de polimeros ou de copolimeros de cloreto de vinila
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