IL24053A - Method of recovering unreacted monomers from an emulsion polymerization slurry of acrylonitrile or acrylonitrile with one or more monovinyl monomers - Google Patents

Method of recovering unreacted monomers from an emulsion polymerization slurry of acrylonitrile or acrylonitrile with one or more monovinyl monomers

Info

Publication number
IL24053A
IL24053A IL24053A IL2405365A IL24053A IL 24053 A IL24053 A IL 24053A IL 24053 A IL24053 A IL 24053A IL 2405365 A IL2405365 A IL 2405365A IL 24053 A IL24053 A IL 24053A
Authority
IL
Israel
Prior art keywords
acrylonitrile
monomers
emulsion polymerization
polymerization slurry
recovering unreacted
Prior art date
Application number
IL24053A
Other languages
English (en)
Original Assignee
Monsanto 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 Monsanto Co filed Critical Monsanto Co
Publication of IL24053A publication Critical patent/IL24053A/xx

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
    • B01J19/18—Stationary reactors having moving elements inside
    • B01J19/1868—Stationary reactors having moving elements inside resulting in a loop-type movement
    • B01J19/1881—Stationary reactors having moving elements inside resulting in a loop-type movement externally, i.e. the mixture leaving the vessel and subsequently re-entering it
    • 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
    • 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
    • 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
    • C08F6/14—Treatment of polymer emulsions
    • C08F6/16—Purification
    • 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
    • B01J2219/00761—Details of the reactor
    • B01J2219/00763—Baffles
    • B01J2219/00765—Baffles attached to the reactor wall
    • B01J2219/0077—Baffles attached to the reactor wall inclined

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Dispersion Chemistry (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
IL24053A 1964-08-24 1965-07-28 Method of recovering unreacted monomers from an emulsion polymerization slurry of acrylonitrile or acrylonitrile with one or more monovinyl monomers IL24053A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US39168964A 1964-08-24 1964-08-24

Publications (1)

Publication Number Publication Date
IL24053A true IL24053A (en) 1969-03-27

Family

ID=23547564

Family Applications (1)

Application Number Title Priority Date Filing Date
IL24053A IL24053A (en) 1964-08-24 1965-07-28 Method of recovering unreacted monomers from an emulsion polymerization slurry of acrylonitrile or acrylonitrile with one or more monovinyl monomers

Country Status (8)

Country Link
US (1) US3454542A (de)
BE (1) BE668280A (de)
CH (1) CH465878A (de)
DE (1) DE1570989B1 (de)
GB (1) GB1105185A (de)
IL (1) IL24053A (de)
LU (1) LU49327A1 (de)
NL (2) NL6510965A (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT990993B (it) * 1973-07-06 1975-07-10 Sir Soc Italiana Resine Spa Perfezionamenti nei procedimenti per la preparazione di polimeri o copolimeri dell acrilonitrile
DE2420471B2 (de) * 1974-04-27 1979-01-25 Bayer Ag, 5090 Leverkusen Verfahren zur Abtrennung und Rückgewinnung von Restmonomeren aus wäßrigen Dispersionen von Acrylnitrilpolymerisaten
US3926927A (en) * 1974-11-25 1975-12-16 Monsanto Co Stripping monomers from a slurry of copolymerized acrylonitrile
FR2291987A1 (fr) * 1974-11-25 1976-06-18 Solvay Procede pour l'elimination des residus de monomere dans les polymeres de l'acrylonitrile
DE2521780C2 (de) * 1975-05-16 1982-10-21 Hoechst Ag, 6000 Frankfurt Verfahren zur kontinuierlichen Entfernung von Monomeren aus einer wäßrigen Dispersion eines Polymeren
FR2397429A1 (fr) * 1977-07-13 1979-02-09 Charbonnages Ste Chimique Procede pour purifier des gaz de recirculation de particules condensees de polymere
US4147859A (en) * 1977-10-11 1979-04-03 The B. F. Goodrich Company Process for removal of chloroform and carbon tetrachloride from chlorinated polyvinyl chloride
US4153787A (en) * 1978-03-23 1979-05-08 Monsanto Company Method for removing unreacted monomers from a slurry
US4193903A (en) * 1978-05-17 1980-03-18 Standard Oil Company Rapid removal of residual monomers from acrylonitrile copolymers
US5430127A (en) * 1993-11-02 1995-07-04 National Starch And Chemical Investment Holding Corporation Process for minimizing residual monomers
EP0907393A1 (de) * 1996-05-24 1999-04-14 Basf Aktiengesellschaft Kolonne und verfahren zur desodorierung von dispersionen
JP4330253B2 (ja) * 2000-06-29 2009-09-16 株式会社クラレ エチレン−酢酸ビニル共重合体およびそのケン化物の製造方法
DE10237061A1 (de) * 2002-08-09 2004-02-19 Basf Ag Verfahren zur Reinigung von Apparaten, in welchen(Meth)acrylsäure enthaltende organische Lösungsmittel behandelt und/oder erzeugt wurden
CN106317296B (zh) * 2015-06-18 2018-07-06 中国石油化工股份有限公司 用于干法腈纶的单体回收工艺
CN111895722B (zh) * 2020-09-04 2024-03-01 江西智联塑化科技有限公司 一种用于季戊四醇硬脂酸脂制备的导热油降温装置
KR20220045372A (ko) * 2020-10-05 2022-04-12 주식회사 엘지화학 스트리핑 장치 및 스트리핑 방법

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2462013A (en) * 1942-11-07 1949-02-15 Standard Oil Dev Co Stripping of emulsion polymerization latcies
US2556851A (en) * 1948-09-10 1951-06-12 Standard Oil Dev Co Use of recycle aqueous acrylonitrile condensate in butadiene-1,3 emulsion polymerization
US2807573A (en) * 1954-04-28 1957-09-24 Escambia Chem Corp Purification of acrylonitrile by extractive distillation
NL241799A (de) * 1958-07-30
US3153024A (en) * 1959-12-23 1964-10-13 Monsanto Co Shortstopping agents for vinyl polymerizations
US3084143A (en) * 1960-05-02 1963-04-02 Monsanto Chemicals Vinyl polymerization shortstopping process
US3192189A (en) * 1961-09-21 1965-06-29 American Cyanamid Co Method for recovering monomeric materials by a stripping operation in the presence of a chloroxy salt
US3553248A (en) * 1962-07-11 1971-01-05 Asahi Chemical Ind Method of recovering acrylonitrile monomer in the production of a polymer

Also Published As

Publication number Publication date
US3454542A (en) 1969-07-08
GB1105185A (en) 1968-03-06
BE668280A (de) 1966-02-14
DE1570989B1 (de) 1977-08-04
LU49327A1 (de) 1966-02-17
NL129660C (de)
CH465878A (fr) 1968-11-30
NL6510965A (de) 1966-02-25

Similar Documents

Publication Publication Date Title
IL24053A (en) Method of recovering unreacted monomers from an emulsion polymerization slurry of acrylonitrile or acrylonitrile with one or more monovinyl monomers
FR1498264A (fr) Inhibiteur de polymérisation de nitriles insaturés
DK109164C (da) Fremgangsmåde til fremstilling af copolymerisater af αβ-alkenisk umættede nitriler og polyalkenylmonomere.
FR1456140A (fr) Procédé de polymérisation de monomères vinyliques
MY6900071A (en) Polymer latices
CA700726A (en) Polymerization of acrylonitrile
CA683704A (en) Polymerization of vinyl monomers
CA677438A (en) Acrylamide monomer polymerization inhibitor
FR1463229A (fr) Procédé de copolymérisation d'un monomère vinylique aromatique
IL22446A (en) Polymerization of vinyl monomers
CA699194A (en) Process for the polymerization of fluorinated monomers
FR1456306A (fr) Procédé de polymérisation en émulsion
CA679771A (en) Water-in-oil emulsion polymerization process for polymerizing water soluble-monomers
ZA703205B (en) Method of recovering unreacted monomers
AU412765B2 (en) Method of recovering polymers from solutions
FR1459410A (fr) Procédé de polymérisation de monomères vinyliques halogénés
CA679579A (en) Method of producing acrylonitrile copolymers
CA699593A (en) Monomers from dibromo-1-hexenes
CA698858A (en) Polymerisation of ethylenically unsaturated monomers
CA686247A (en) Polymerizable emulsion and process of polymerization
AU6163765A (en) Method of recovering polymers from solutions
CA694809A (en) Method of polymerization of chloroprene
FR1422651A (fr) Procédé de polymérisation d'halogénures de vinyle
AU5543165A (en) Recovery of copper from cyanide solutions
CA681831A (en) Acrylonitrile polymers