TR201617300T1 - Akrilonitril geri kazanma işleminin asetonitril çıkarma aşamalarında kirlenmenin azaltılması. - Google Patents

Akrilonitril geri kazanma işleminin asetonitril çıkarma aşamalarında kirlenmenin azaltılması. Download PDF

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Publication number
TR201617300T1
TR201617300T1 TR2016/17300T TR201617300T TR201617300T1 TR 201617300 T1 TR201617300 T1 TR 201617300T1 TR 2016/17300 T TR2016/17300 T TR 2016/17300T TR 201617300 T TR201617300 T TR 201617300T TR 201617300 T1 TR201617300 T1 TR 201617300T1
Authority
TR
Turkey
Prior art keywords
fouling
reduction
removal stages
acrylonitrile recovery
acetonitrile
Prior art date
Application number
TR2016/17300T
Other languages
English (en)
Inventor
Robert Mcdonel Timothy
Robert Couch Jay
Rudolph Wagner David
Trigg Wachtendorf Paul
Original Assignee
Ineos Europe 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 Ineos Europe Ag filed Critical Ineos Europe Ag
Publication of TR201617300T1 publication Critical patent/TR201617300T1/tr

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Classifications

    • 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
    • B01D3/42—Regulation; Control
    • B01D3/4211—Regulation; Control of columns
    • B01D3/4216—Head stream
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C253/00—Preparation of carboxylic acid nitriles
    • C07C253/32—Separation; Purification; Stabilisation; Use of additives
    • C07C253/34—Separation; Purification

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

Bir geri dönüş akımına asit ilave edilmesini ve geri dönüş akımının bir asetonitril fraksiyonatörüne nakledilmesini içeren bir usul sağlanmıştır; burada asit, asetonitril fraksiyonatöründe kirlenmeyi azaltır.
TR2016/17300T 2014-06-11 2015-06-09 Akrilonitril geri kazanma işleminin asetonitril çıkarma aşamalarında kirlenmenin azaltılması. TR201617300T1 (tr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201410256722.3A CN104107559A (zh) 2014-06-11 2014-06-11 丙烯腈回收的乙腈移除步骤中的污染减轻
PCT/US2015/034826 WO2015191528A1 (en) 2014-06-11 2015-06-09 Fouling reduction in the acetonitrile removal steps of acrylonitrile recovery

Publications (1)

Publication Number Publication Date
TR201617300T1 true TR201617300T1 (tr) 2019-03-21

Family

ID=51704669

Family Applications (1)

Application Number Title Priority Date Filing Date
TR2016/17300T TR201617300T1 (tr) 2014-06-11 2015-06-09 Akrilonitril geri kazanma işleminin asetonitril çıkarma aşamalarında kirlenmenin azaltılması.

Country Status (7)

Country Link
JP (1) JP6761758B2 (tr)
CN (2) CN109499085A (tr)
EA (1) EA034228B1 (tr)
SA (1) SA516380473B1 (tr)
TR (1) TR201617300T1 (tr)
TW (1) TWI715532B (tr)
WO (1) WO2015191528A1 (tr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109499085A (zh) * 2014-06-11 2019-03-22 英尼奥斯欧洲股份公司 丙烯腈回收的乙腈移除步骤中的污染减轻
CN105425849B (zh) * 2015-08-03 2020-06-26 英尼奥斯欧洲股份公司 急冷塔pH控制
CN106892838A (zh) * 2015-12-17 2017-06-27 英尼奥斯欧洲股份公司 回收塔控制
CN107941039B (zh) * 2016-10-12 2020-03-03 英尼奥斯欧洲股份公司 骤冷塔后冷却器
EP3530647A4 (en) * 2016-10-21 2019-10-16 Asahi Kasei Kabushiki Kaisha CLEANING METHOD, PRODUCTION METHOD AND DISTILLATION DEVICE FOR ACRYLNITRILE

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US3399120A (en) 1965-12-09 1968-08-27 Monsanto Co Purification of olefinically unsaturated nitriles by water extractive distillation
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JPS5955863A (ja) * 1982-09-24 1984-03-31 Asahi Chem Ind Co Ltd メタクリロニトリルの精製回収方法
TW382005B (en) 1996-04-30 2000-02-11 Standard Oil Co Ohio Process for recovery and recycle of ammonia from an acrylonitrile reactor refluent stream using an ammonium phosphate quench system
CN1059897C (zh) * 1997-11-13 2000-12-27 中国石油化工总公司 烯腈的回收和精制工艺
CN1055918C (zh) * 1997-11-13 2000-08-30 中国石油化工总公司 烯腈急冷工艺
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CN103224456B (zh) * 2013-04-08 2015-04-22 江苏九天高科技股份有限公司 一种渗透汽化法精制乙腈的工艺及装置
CN204233802U (zh) * 2014-06-11 2015-04-01 英尼奥斯欧洲股份公司 用于在丙烯腈回收中减轻乙腈分馏塔中的污染的设备
CN109499085A (zh) * 2014-06-11 2019-03-22 英尼奥斯欧洲股份公司 丙烯腈回收的乙腈移除步骤中的污染减轻

Also Published As

Publication number Publication date
TWI715532B (zh) 2021-01-11
CN109499085A (zh) 2019-03-22
JP6761758B2 (ja) 2020-09-30
CN104107559A (zh) 2014-10-22
TW201605774A (zh) 2016-02-16
SA516380473B1 (ar) 2021-02-21
EA201692339A1 (ru) 2017-06-30
WO2015191528A1 (en) 2015-12-17
JP2017519002A (ja) 2017-07-13
EA034228B1 (ru) 2020-01-20

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