CA1083750A - Method for removing the incrustations from the component parts of polymerizers of vinyl chloride in suspension which are in contact with the gaseous phase - Google Patents

Method for removing the incrustations from the component parts of polymerizers of vinyl chloride in suspension which are in contact with the gaseous phase

Info

Publication number
CA1083750A
CA1083750A CA258,411A CA258411A CA1083750A CA 1083750 A CA1083750 A CA 1083750A CA 258411 A CA258411 A CA 258411A CA 1083750 A CA1083750 A CA 1083750A
Authority
CA
Canada
Prior art keywords
water under
reactor
pressure
ceiling
reaction
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
Application number
CA258,411A
Other languages
English (en)
French (fr)
Inventor
Dionigi Baldini
Francesco Carlin
Giancarlo Montanari
Enzo Bandini
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.)
Anic SpA
Original Assignee
Anic SpA
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 Anic SpA filed Critical Anic SpA
Application granted granted Critical
Publication of CA1083750A publication Critical patent/CA1083750A/en
Expired legal-status Critical Current

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
    • B01J19/0053—Details of the reactor
    • B01J19/0073—Sealings
    • 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
    • B01J19/0053—Details of 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
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/0053—Details of the reactor
    • B01J19/0066—Stirrers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto 
    • B08B9/08—Cleaning containers, e.g. tanks
    • 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
    • B01J2219/00162—Controlling or regulating processes controlling the pressure
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/141—Feedstock

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Polymerisation Methods In General (AREA)
CA258,411A 1975-08-08 1976-08-04 Method for removing the incrustations from the component parts of polymerizers of vinyl chloride in suspension which are in contact with the gaseous phase Expired CA1083750A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT26219A/75 1975-08-08
IT26219/75A IT1044367B (it) 1975-08-08 1975-08-08 Procedimento per la rimozione delle incrostazioni dalle parti a contatto con la fase gassosa in polimerizzatori di cloruro di vinile in sospensione

Publications (1)

Publication Number Publication Date
CA1083750A true CA1083750A (en) 1980-08-12

Family

ID=11218967

Family Applications (1)

Application Number Title Priority Date Filing Date
CA258,411A Expired CA1083750A (en) 1975-08-08 1976-08-04 Method for removing the incrustations from the component parts of polymerizers of vinyl chloride in suspension which are in contact with the gaseous phase

Country Status (31)

Country Link
JP (1) JPS5237990A (xx)
AR (1) AR211275A1 (xx)
AT (1) AT351256B (xx)
AU (1) AU506993B2 (xx)
BE (1) BE844978A (xx)
BG (1) BG33298A3 (xx)
CA (1) CA1083750A (xx)
CH (1) CH608507A5 (xx)
CS (1) CS209874B2 (xx)
DD (1) DD126262A5 (xx)
DE (1) DE2635487C3 (xx)
DK (1) DK147423C (xx)
EG (1) EG12260A (xx)
ES (1) ES450917A1 (xx)
FR (1) FR2320314A1 (xx)
GB (1) GB1519359A (xx)
IE (1) IE44309B1 (xx)
IL (1) IL50152A (xx)
IN (2) IN144224B (xx)
IT (1) IT1044367B (xx)
LU (1) LU75552A1 (xx)
MX (1) MX3261E (xx)
NL (1) NL164869C (xx)
NO (1) NO147030C (xx)
PH (1) PH13287A (xx)
PT (1) PT65447B (xx)
RO (1) RO72240A (xx)
SE (1) SE429554B (xx)
TR (1) TR19096A (xx)
YU (1) YU39217B (xx)
ZA (1) ZA764470B (xx)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4058652A (en) * 1976-02-10 1977-11-15 Exxon Research & Engineering Co. Autorefrigeration process and apparatus
DE3637060C2 (de) * 1986-10-31 1999-02-04 Wacker Chemie Gmbh Vorrichtung zum Einsprühen oder Einspritzen von Flüssigkeit in einen Behälter und ihre Verwendung
EP1471077A3 (en) * 1999-08-27 2005-02-02 Rohm And Haas Company Process for cleaning reactors
EP1078934B1 (en) * 1999-08-27 2004-11-24 Rohm And Haas Company Process for cleaning reactors
MY163552A (en) * 2010-12-14 2017-09-29 Sasol Tech (Proprietary) Limited Cleaning of process equipment

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2239942B2 (de) * 1972-08-14 1979-08-30 Wacker-Chemie Gmbh, 8000 Muenchen Verfahren zur Polymerisation von Vinylchlorid

Also Published As

Publication number Publication date
IL50152A0 (en) 1976-09-30
BE844978A (fr) 1977-02-07
PT65447B (en) 1978-02-10
DE2635487B2 (de) 1980-02-14
NL164869C (nl) 1981-02-16
NO147030B (no) 1982-10-11
IN144965B (xx) 1978-10-05
LU75552A1 (xx) 1977-03-25
ATA585376A (de) 1978-12-15
YU192376A (en) 1982-05-31
NL7608848A (nl) 1977-02-10
YU39217B (en) 1984-08-31
CH608507A5 (en) 1979-01-15
AU506993B2 (en) 1980-01-31
ES450917A1 (es) 1977-08-16
ZA764470B (en) 1977-07-27
DE2635487A1 (de) 1977-06-30
MX3261E (es) 1980-08-12
NO147030C (no) 1984-09-07
TR19096A (tr) 1978-05-16
FR2320314A1 (fr) 1977-03-04
NO762717L (xx) 1977-02-09
DD126262A5 (xx) 1977-07-06
SE7608867L (sv) 1977-02-09
PT65447A (en) 1976-09-01
AT351256B (de) 1979-07-10
DK147423C (da) 1985-02-18
NL164869B (nl) 1980-09-15
PH13287A (en) 1980-03-04
AR211275A1 (es) 1977-11-15
RO72240A (ro) 1981-11-04
BG33298A3 (en) 1983-01-14
CS209874B2 (en) 1981-12-31
DK355276A (da) 1977-02-09
SE429554B (sv) 1983-09-12
EG12260A (en) 1978-12-31
DE2635487C3 (de) 1985-07-18
IN144224B (xx) 1978-04-08
DK147423B (da) 1984-07-30
GB1519359A (en) 1978-07-26
IE44309B1 (en) 1981-10-21
IE44309L (en) 1977-02-08
IL50152A (en) 1979-11-30
JPS5237990A (en) 1977-03-24
FR2320314B1 (xx) 1979-08-17
IT1044367B (it) 1980-03-20
AU1641176A (en) 1978-02-02

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Legal Events

Date Code Title Description
MKEX Expiry