[go: up one dir, main page]

BR8002916A - Processo para a preparacao de homopolimeros, copolimeros ou polimeros de enxerto de cloreto de vinila, compostos, agentes para o recobrimento das partes internas de recipientes de polimerizacao, e recipiente de polimerizacao - Google Patents

Processo para a preparacao de homopolimeros, copolimeros ou polimeros de enxerto de cloreto de vinila, compostos, agentes para o recobrimento das partes internas de recipientes de polimerizacao, e recipiente de polimerizacao

Info

Publication number
BR8002916A
BR8002916A BR8002916A BR8002916A BR8002916A BR 8002916 A BR8002916 A BR 8002916A BR 8002916 A BR8002916 A BR 8002916A BR 8002916 A BR8002916 A BR 8002916A BR 8002916 A BR8002916 A BR 8002916A
Authority
BR
Brazil
Prior art keywords
polymerization
homopolymers
copolymers
recovery
agents
Prior art date
Application number
BR8002916A
Other languages
English (en)
Inventor
J Brandrup
E Fischer
J Weinlich
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 BR8002916A publication Critical patent/BR8002916A/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
    • C23F11/00—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent
    • C23F11/08—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids
    • C23F11/10—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids using organic inhibitors
    • C23F11/16—Sulfur-containing compounds
    • C23F11/165—Heterocyclic compounds containing sulfur as hetero atom
    • 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
    • C08F2/00—Processes of polymerisation
    • C08F2/002—Scale prevention in a polymerisation reactor or its auxiliary parts
    • C08F2/004—Scale prevention in a polymerisation reactor or its auxiliary parts by a prior coating on the reactor walls

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Materials Engineering (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Polymerisation Methods In General (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Paints Or Removers (AREA)
BR8002916A 1979-05-12 1980-05-12 Processo para a preparacao de homopolimeros, copolimeros ou polimeros de enxerto de cloreto de vinila, compostos, agentes para o recobrimento das partes internas de recipientes de polimerizacao, e recipiente de polimerizacao BR8002916A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19792919197 DE2919197A1 (de) 1979-05-12 1979-05-12 Verfahren zur herstellung von vinylchlorid-polymerisaten

Publications (1)

Publication Number Publication Date
BR8002916A true BR8002916A (pt) 1980-12-23

Family

ID=6070570

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8002916A BR8002916A (pt) 1979-05-12 1980-05-12 Processo para a preparacao de homopolimeros, copolimeros ou polimeros de enxerto de cloreto de vinila, compostos, agentes para o recobrimento das partes internas de recipientes de polimerizacao, e recipiente de polimerizacao

Country Status (8)

Country Link
EP (1) EP0019197B1 (pt)
JP (1) JPS55151013A (pt)
BR (1) BR8002916A (pt)
CA (1) CA1159058A (pt)
DD (1) DD150616A5 (pt)
DE (2) DE2919197A1 (pt)
ES (1) ES491209A0 (pt)
ZA (1) ZA802804B (pt)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3401158A1 (de) * 1984-01-14 1985-07-18 Hoechst Ag, 6230 Frankfurt Verfahren zur polymerisation von vinylchlorid
DE4409990A1 (de) * 1994-03-23 1995-09-28 Schilling Chemie Gmbh U Produk Verfahren zur Verhinderung der Korrosion von Metallen in wäßrigen Systemen
DE4427038C2 (de) * 1994-07-29 1998-05-20 Schilling Chemie Gmbh U Produk Verfahren zur Entfernung in Wasser gelösten Sauerstoffes, insbesondere in wasserführenden, geschlossenen Systemen

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1030302B (de) * 1956-03-01 1958-05-22 Bayer Ag Verfahren zum Faerben oder Bedrucken von Polymerisaten bzw. Mischpolymerisaten des Acrylnitrils bzw. Dicyanaethylens
FR1242850A (fr) * 1958-11-24 1960-10-07 Labora Toires Francais De Chim Procédé de préparation de 3-monoalcoylamino 7-dialcoylamino n-alcoyl phénoxazimes-2
DE2044259C2 (de) * 1970-09-07 1985-08-22 Shinetsu Chemical Co., Tokio/Tokyo Verfahren zur Suspensions-Polymerisation von Vinylchlorid
GB1408734A (en) * 1972-11-06 1975-10-01 Misubishi Chemical Ind Ltd Basic dyestuff mixtures
US4141688A (en) * 1977-08-11 1979-02-27 Miles Laboratories, Inc. Composition, device and method for determining reducing agents

Also Published As

Publication number Publication date
CA1159058A (en) 1983-12-20
DD150616A5 (de) 1981-09-09
EP0019197B1 (de) 1983-10-12
DE2919197A1 (de) 1980-11-27
JPS55151013A (en) 1980-11-25
DE3065253D1 (en) 1983-11-17
ZA802804B (en) 1981-06-24
EP0019197A1 (de) 1980-11-26
ES8100664A1 (es) 1980-12-01
ES491209A0 (es) 1980-12-01

Similar Documents

Publication Publication Date Title
BR7705864A (pt) Processo para a preparacao de polimeros ou copolimeros de alfaolefinas
ES491790A0 (es) Procedimiento para la polimerizacion de suspension de cloru-ro de vinilo
BR8002920A (pt) Processo para a preparacao de um corpo celular espumificado a base de resina de cloreto de vinila
BR8002916A (pt) Processo para a preparacao de homopolimeros, copolimeros ou polimeros de enxerto de cloreto de vinila, compostos, agentes para o recobrimento das partes internas de recipientes de polimerizacao, e recipiente de polimerizacao
BR8002927A (pt) Processo para a preparacao de homopolimeros, copolimeros ou polimeros de enxerto de cloreto de vinila, compostos e agente para o recobrimento das partes internas de recipientes de polimerizacao, bem como recipiente de polimerizacao assim recoberto
NO179211C (no) Fremgangsmåte ved fremstilling av en prokatalysator for polymerisering av olefiner, samt anvendelse av denne
BR8007441A (pt) Processo para a preparacao de homopolimeros e polimeros de enxerto de cloreto de vinila, compostos, agente de recobrimento, e recipiente de polimerizacao
AR224051A1 (es) Procedimiento para polimerizar cloruro de vinilo en fase acuosa
GB2086915B (en) Process for the thermal after-treatment of paste-forming polymers of vinyl chloride
BR8207195A (pt) Processo para a preparacao de homopolimeros,compolimeros ou polimeros de enxerto de cloreto de vinila,composicao de revestimento e aparelhagem de polimerizacao
BR8902750A (pt) Composicao de plastissol de copolimero de cloreto de vinila,processo para revestir ou forrar um fecho de plastico,bem como produto
BR8204870A (pt) Processo para obtencao de polimeros e copolimeros de cloreto de vinila e sua aplicacao
FR2340332A1 (fr) Procede de polymerisation cationique de l'a-pinene
BR8004967A (pt) Processo aperfeicoado para a polimerizacao de monomeros de cloreto de vinila
ES497959A0 (es) Procedimiento para preparar polimeros y copolimeros de clo- ruro de vinilo
ES523710A0 (es) Procedimiento para pre-estabilizar polimeros a base de cloruro de vinilo.
BR7802036A (pt) Processo para a obtencao continua de homopolimeros,copolimeros ou polimeros de enxerto do cloreto de vinila
MX162654A (es) Procedimiento mejorado para preparar monomero de cloruro de vinilo
BR8007777A (pt) Processo para preparacao de polimeros e copolimeros de cloreto de vinila
NO155348C (no) Fremgangsmaate ved suspensjonspolymerisasjon for fremstilling av vinylkloridpolymerer og kopolymerer.
DE3065373D1 (en) Process for treating a vinyl chloride polymer or copolymer
BR8200716A (pt) Processo para a preparacao de homopolimeros,copolimeros ou de polimeros de enxerto
ES506156A0 (es) Procedimiento para preparar un polimero de cloruro de vinilo
BR8007737A (pt) Processo para preparacao de polimeros e copolimeros de cloreto de vinila
FI862930L (fi) Saett foer polymerisation av vinylklorid.