CA1007666A - On-line process for recovery and purification of alkenylaromatic monomers and apparatus therefor - Google Patents

On-line process for recovery and purification of alkenylaromatic monomers and apparatus therefor

Info

Publication number
CA1007666A
CA1007666A CA194,510A CA194510A CA1007666A CA 1007666 A CA1007666 A CA 1007666A CA 194510 A CA194510 A CA 194510A CA 1007666 A CA1007666 A CA 1007666A
Authority
CA
Canada
Prior art keywords
purification
recovery
apparatus therefor
line process
alkenylaromatic monomers
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
CA194,510A
Inventor
Wallace G. Bir
Joseph Novack
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.)
Monsanto Co
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
Priority claimed from US339783A external-priority patent/US3884766A/en
Priority claimed from US339784A external-priority patent/US3886049A/en
Application filed by Monsanto Co filed Critical Monsanto Co
Application granted granted Critical
Publication of CA1007666A publication Critical patent/CA1007666A/en
Expired legal-status Critical Current

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
    • C08F6/26—Treatment of polymers prepared in bulk also solid polymers or polymer melts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/06—Flash distillation
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Polymerisation Methods In General (AREA)
CA194,510A 1973-03-09 1974-03-08 On-line process for recovery and purification of alkenylaromatic monomers and apparatus therefor Expired CA1007666A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US339783A US3884766A (en) 1973-03-09 1973-03-09 Recovery of alkenyl-aromatic monomers by falling strand devolatilization
US339784A US3886049A (en) 1973-03-09 1973-03-09 Recovery of alkenyl-aromatic monomers by falling strand devolatilization

Publications (1)

Publication Number Publication Date
CA1007666A true CA1007666A (en) 1977-03-29

Family

ID=26991798

Family Applications (1)

Application Number Title Priority Date Filing Date
CA194,510A Expired CA1007666A (en) 1973-03-09 1974-03-08 On-line process for recovery and purification of alkenylaromatic monomers and apparatus therefor

Country Status (8)

Country Link
JP (1) JPS5716964B2 (en)
AR (1) AR198272A1 (en)
BR (1) BR7401790D0 (en)
CA (1) CA1007666A (en)
DE (1) DE2411175A1 (en)
ES (1) ES423986A1 (en)
FR (1) FR2220545B1 (en)
GB (1) GB1469168A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0547405Y2 (en) * 1987-12-31 1993-12-14
JP2832294B2 (en) * 1988-06-17 1998-12-09 住友化学工業株式会社 Polystyrene resin composition
EP0499599B1 (en) * 1991-02-08 1999-07-21 Fina Technology, Inc. Reduction of polymerisation inhibitor in recycle streams
US5540813A (en) * 1994-01-19 1996-07-30 Fina Technology, Inc. Method for reducing volatiles in polymerized styrene
CN112139593B (en) * 2020-09-28 2022-05-13 尧顺英 Cutting and removing device for top cover of pop can
CN114437253A (en) * 2020-10-21 2022-05-06 中国石油化工股份有限公司 Method for removing volatile components from polymer, device and application thereof

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3326781A (en) * 1963-07-15 1967-06-20 Phillips Petroleum Co Recovery of organic polar compounds from polymerization processes
GB1072674A (en) * 1963-08-08 1967-06-21 Calumet & Hecla Catalytic oxidation of exhaust gases
US3668161A (en) * 1969-06-09 1972-06-06 Union Carbide Corp Devolatilization of liquid polymer compositions
US3884766A (en) * 1973-03-09 1975-05-20 Monsanto Co Recovery of alkenyl-aromatic monomers by falling strand devolatilization

Also Published As

Publication number Publication date
BR7401790D0 (en) 1974-11-05
ES423986A1 (en) 1976-06-01
FR2220545B1 (en) 1977-09-16
JPS5716964B2 (en) 1982-04-08
AR198272A1 (en) 1974-06-07
DE2411175C2 (en) 1987-01-22
JPS505336A (en) 1975-01-21
GB1469168A (en) 1977-03-30
FR2220545A1 (en) 1974-10-04
DE2411175A1 (en) 1974-09-12

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