ES423986A1 - Un aparato para la recuperacion continua en curso de pro- duccion de un monomero alquenilaromatico. - Google Patents

Un aparato para la recuperacion continua en curso de pro- duccion de un monomero alquenilaromatico.

Info

Publication number
ES423986A1
ES423986A1 ES423986A ES423986A ES423986A1 ES 423986 A1 ES423986 A1 ES 423986A1 ES 423986 A ES423986 A ES 423986A ES 423986 A ES423986 A ES 423986A ES 423986 A1 ES423986 A1 ES 423986A1
Authority
ES
Spain
Prior art keywords
stream
alkenyl aromatic
contact
sudden vaporization
vaporization chamber
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
ES423986A
Other languages
English (en)
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
Publication of ES423986A1 publication Critical patent/ES423986A1/es
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)
ES423986A 1973-03-09 1974-03-06 Un aparato para la recuperacion continua en curso de pro- duccion de un monomero alquenilaromatico. Expired ES423986A1 (es)

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
ES423986A1 true ES423986A1 (es) 1976-06-01

Family

ID=26991798

Family Applications (1)

Application Number Title Priority Date Filing Date
ES423986A Expired ES423986A1 (es) 1973-03-09 1974-03-06 Un aparato para la recuperacion continua en curso de pro- duccion de un monomero alquenilaromatico.

Country Status (8)

Country Link
JP (1) JPS5716964B2 (es)
AR (1) AR198272A1 (es)
BR (1) BR7401790D0 (es)
CA (1) CA1007666A (es)
DE (1) DE2411175C2 (es)
ES (1) ES423986A1 (es)
FR (1) FR2220545B1 (es)
GB (1) GB1469168A (es)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0547405Y2 (es) * 1987-12-31 1993-12-14
JP2832294B2 (ja) * 1988-06-17 1998-12-09 住友化学工業株式会社 ポリスチレン樹脂組成物
DE69229609T2 (de) * 1991-02-08 2000-02-24 Fina Technology, Inc. Reduzierung der Polymerisationsinhibitoreinheit in Recyclagestrom
US5540813A (en) * 1994-01-19 1996-07-30 Fina Technology, Inc. Method for reducing volatiles in polymerized styrene
CN112139593B (zh) * 2020-09-28 2022-05-13 尧顺英 一种易拉罐顶盖切割去除装置
CN114437253B (zh) * 2020-10-21 2024-07-02 中国石油化工股份有限公司 聚合物脱除挥发性组分的方法及其装置与应用

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
DE2411175A1 (de) 1974-09-12
JPS5716964B2 (es) 1982-04-08
JPS505336A (es) 1975-01-21
DE2411175C2 (de) 1987-01-22
CA1007666A (en) 1977-03-29
BR7401790D0 (pt) 1974-11-05
AR198272A1 (es) 1974-06-07
FR2220545A1 (es) 1974-10-04
FR2220545B1 (es) 1977-09-16
GB1469168A (en) 1977-03-30

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