BR8004967A - Processo aperfeicoado para a polimerizacao de monomeros de cloreto de vinila - Google Patents

Processo aperfeicoado para a polimerizacao de monomeros de cloreto de vinila

Info

Publication number
BR8004967A
BR8004967A BR8004967A BR8004967A BR8004967A BR 8004967 A BR8004967 A BR 8004967A BR 8004967 A BR8004967 A BR 8004967A BR 8004967 A BR8004967 A BR 8004967A BR 8004967 A BR8004967 A BR 8004967A
Authority
BR
Brazil
Prior art keywords
polymerization
vinyl chloride
chloride monomers
perfect process
perfect
Prior art date
Application number
BR8004967A
Other languages
English (en)
Portuguese (pt)
Inventor
Okuno Yoshitaka
Kitamura Hajime
Kayanagi Shunichi
Azuma Koji
Original Assignee
Shinetsu Chemical Co
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 Shinetsu Chemical Co filed Critical Shinetsu Chemical Co
Publication of BR8004967A publication Critical patent/BR8004967A/pt

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
    • 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
    • B01J19/0006—Controlling or regulating processes
    • B01J19/002—Avoiding undesirable reactions or side-effects, e.g. avoiding explosions, or improving the yield by suppressing side-reactions
    • 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
    • C08F14/00—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen
    • C08F14/02—Monomers containing chlorine
    • C08F14/04—Monomers containing two carbon atoms
    • C08F14/06—Vinyl chloride
    • 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
    • B01J2219/00245—Avoiding undesirable reactions or side-effects
    • B01J2219/0025—Foam formation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Dispersion Chemistry (AREA)
  • Polymerisation Methods In General (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
BR8004967A 1979-08-09 1980-08-07 Processo aperfeicoado para a polimerizacao de monomeros de cloreto de vinila BR8004967A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10163379A JPS6042804B2 (ja) 1979-08-09 1979-08-09 塩化ビニル系単量体の重合方法

Publications (1)

Publication Number Publication Date
BR8004967A true BR8004967A (pt) 1981-02-17

Family

ID=14305795

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8004967A BR8004967A (pt) 1979-08-09 1980-08-07 Processo aperfeicoado para a polimerizacao de monomeros de cloreto de vinila

Country Status (10)

Country Link
JP (1) JPS6042804B2 (ja)
BR (1) BR8004967A (ja)
DE (1) DE3028753A1 (ja)
FR (1) FR2463154B1 (ja)
GB (1) GB2055861B (ja)
GR (1) GR69338B (ja)
IN (1) IN153574B (ja)
MX (1) MX156439A (ja)
PL (1) PL226102A1 (ja)
PT (1) PT71667B (ja)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5849710A (ja) * 1981-09-18 1983-03-24 Shin Etsu Chem Co Ltd 塩化ビニル用重合装置
JPS5898881A (ja) * 1981-12-08 1983-06-11 Pioneer Video Corp 情報記録デイスク再生装置における時間軸制御装置
CA2092290A1 (en) * 1990-11-08 1992-05-09 Corwin J. Bredeweg Reactor with foam shearing means for solution polymerization process
DE19711021A1 (de) * 1997-03-17 1998-09-24 Basf Ag Verwendung von mechanischen Schaumzerstörern bei der Polymerdispersions-Herstellung

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE731756C (de) * 1939-06-21 1943-02-13 Ig Farbenindustrie Ag Verfahren zur Beseitigung von Schaeumen
US3560402A (en) * 1968-04-10 1971-02-02 Int Paper Co Apparatus for mechanically breaking stable foams
ES438975A1 (es) * 1974-08-14 1977-02-16 Solvay Un procedimiento para la eliminacion del cloruro de vinilo residual procedente de la polimerizacion en los polimeros decloruro de vinilo.
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-
DE2757345C2 (de) * 1977-12-22 1986-01-23 Wacker-Chemie GmbH, 8000 München Verfahren zur Schaumzerstörung beim Entfernen von Restmonomer aus Reaktionsgemischen

Also Published As

Publication number Publication date
PT71667B (en) 1981-06-11
JPS6042804B2 (ja) 1985-09-25
GR69338B (ja) 1982-05-17
FR2463154A1 (fr) 1981-02-20
MX156439A (es) 1988-08-23
GB2055861B (en) 1983-09-21
GB2055861A (en) 1981-03-11
IN153574B (ja) 1984-07-28
DE3028753C2 (ja) 1990-06-28
PL226102A1 (ja) 1981-04-24
JPS5626908A (en) 1981-03-16
PT71667A (en) 1980-09-01
DE3028753A1 (de) 1981-02-26
FR2463154B1 (fr) 1985-11-22

Similar Documents

Publication Publication Date Title
BR7803321A (pt) Processo para a polimerizacao de alfa-olefinas
BR7606438A (pt) Processo para a polimerizacao de alfa-olefinas
BR8003506A (pt) Processo aperfeicoado de polimerizacao
BR7705864A (pt) Processo para a preparacao de polimeros ou copolimeros de alfaolefinas
BR7601729A (pt) Processo para a polimerizacao em massa de monomero de cloreto de vinilo
BR8003776A (pt) Processo aperfeicoado para produzir um polimero ou copolimero de uma olefina
BR7603129A (pt) Processo para polimerizacao de olefinas
BE885250A (fr) Procede de polymerisation en solution
BR8402579A (pt) Processo para a polimerizacao de butadieno
ES491790A0 (es) Procedimiento para la polimerizacion de suspension de cloru-ro de vinilo
MX153926A (es) Procedimiento mejorado para recubrir reactores para la polimerizacion de cloruro de vinilo
BR8008260A (pt) Processo para a polimerizacao de l-olefinas
BR8007654A (pt) Processo para a coagulacao de polimeros
BR7508670A (pt) Processo para a polimerizacao de monomero de cloreto de vinilo
BR7800427A (pt) Processo para a polimerizacao de um monomero vinilico ou de uma mistura de monomeros vinilicos
BR8106079A (pt) Processo para a producao de polimeros de alfa-olefina de alta estereo-regularidade
AT367776B (de) Vinylhalogenidpolymerisationsverfahren
BR7702754A (pt) Processo aperfeicoado para a polimerizacao,em suspensao aquosa,de cloreto de vinila
BR7604676A (pt) Processo para a polimerizacao de cloreto de vinila
BR7805051A (pt) Equipamentos para polimerizacao de monomeros de cloreto de vinila,e processo de polimerizacao que usa os mesmos
BR7705013A (pt) Processo para a polimerizacao de monomeros dienicos
BR8004967A (pt) Processo aperfeicoado para a polimerizacao de monomeros de cloreto de vinila
BR8100559A (pt) Processo para a polimerizacao de cloreto de vinila em fase aquosa
BE856978A (fr) Procede de polymerisation
BE855707A (fr) Procede de polymerisation