MX2021005608A - Proceso para recuperar acetonitrilo de corrientes residuales de acetonitrilo. - Google Patents

Proceso para recuperar acetonitrilo de corrientes residuales de acetonitrilo.

Info

Publication number
MX2021005608A
MX2021005608A MX2021005608A MX2021005608A MX2021005608A MX 2021005608 A MX2021005608 A MX 2021005608A MX 2021005608 A MX2021005608 A MX 2021005608A MX 2021005608 A MX2021005608 A MX 2021005608A MX 2021005608 A MX2021005608 A MX 2021005608A
Authority
MX
Mexico
Prior art keywords
acetonitrile
stream
waste streams
purity
product
Prior art date
Application number
MX2021005608A
Other languages
English (en)
Inventor
Basil Michael
Carl Alexander Diaz
Billy Wayne Nelson
Kyle Ryan Kissell
Original Assignee
Ascend Performance Mat Operations Llc
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 Ascend Performance Mat Operations Llc filed Critical Ascend Performance Mat Operations Llc
Publication of MX2021005608A publication Critical patent/MX2021005608A/es

Links

Classifications

    • 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
    • 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
    • B01D3/10—Vacuum distillation
    • 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
    • B01D3/14—Fractional distillation or use of a fractionation or rectification column
    • B01D3/143—Fractional distillation or use of a fractionation or rectification column by two or more of a fractionation, separation or rectification step
    • 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
    • B01D3/34—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping with one or more auxiliary substances
    • B01D3/36—Azeotropic distillation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C255/00—Carboxylic acid nitriles
    • C07C255/01—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms
    • C07C255/06—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms of an acyclic and unsaturated carbon skeleton
    • C07C255/07—Mononitriles
    • C07C255/08—Acrylonitrile; Methacrylonitrile

Landscapes

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

Abstract

Un proceso para producir un producto de acetonitrilo de alta pureza a partir de corrientes de materia prima de acetonitrilo de baja pureza, en particular, la presente divulgación está relacionada con un proceso para producir acetonitrilo de alta pureza, de grado de ventas al (a) destilar la corriente de materia prima en a para generar una corriente de acetonitrilo crudo, (b) tratar la corriente de acetonitrilo crudo para producir una corriente intermedia de acetonitrilo, (c) purificar la corriente intermedia de acetonitrilo en un sistema de destilación por cambio de presión para producir una corriente de reciclaje y una corriente de producto de acetonitrilo, (d) reciclar la corriente de reciclaje a la primera columna de destilación, y (e) destilar la corriente de producto de acetonitrilo para generar una corriente de acetonitrilo purificado de al menos 98% en peso de acetonitrilo.
MX2021005608A 2018-11-13 2019-11-13 Proceso para recuperar acetonitrilo de corrientes residuales de acetonitrilo. MX2021005608A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201862760233P 2018-11-13 2018-11-13
PCT/US2019/061099 WO2020102289A1 (en) 2018-11-13 2019-11-13 Process for recovering acetonitrile from acrylonitrile waste streams

Publications (1)

Publication Number Publication Date
MX2021005608A true MX2021005608A (es) 2021-06-30

Family

ID=68808562

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2021005608A MX2021005608A (es) 2018-11-13 2019-11-13 Proceso para recuperar acetonitrilo de corrientes residuales de acetonitrilo.

Country Status (10)

Country Link
US (1) US11111209B2 (es)
EP (1) EP3880653A1 (es)
JP (1) JP7212776B2 (es)
KR (1) KR20210090671A (es)
CN (1) CN112996770A (es)
BR (1) BR112021008604A2 (es)
CA (1) CA3119604C (es)
MX (1) MX2021005608A (es)
TW (1) TWI716189B (es)
WO (1) WO2020102289A1 (es)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11814337B2 (en) 2020-09-03 2023-11-14 Ascend Performance Materials Operations Llc Process for recovering acetonitrile
JP2023540323A (ja) * 2020-09-04 2023-09-22 アセンド・パフォーマンス・マテリアルズ・オペレーションズ・リミテッド・ライアビリティ・カンパニー アセトニトリル分離方法
TW202330462A (zh) 2021-12-20 2023-08-01 美商阿散德性能材料營運公司 乙腈分離方法
US20230347291A1 (en) 2022-03-30 2023-11-02 Donaldson Company, Inc. System and method for reclaiming solvent
CN115177964A (zh) * 2022-06-10 2022-10-14 武汉北湖云峰环保科技有限公司 一种废有机溶剂乙腈的再生装置及其工艺
CN115368274A (zh) * 2022-09-15 2022-11-22 重庆中吉达环保科技有限公司 一种乙腈废溶剂提纯回收方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4362603A (en) * 1981-01-02 1982-12-07 The Standard Oil Company Continuous acetonitrile recovery process
US6204407B1 (en) * 1998-12-09 2001-03-20 The Standard Oil Company Ammoxidation of a mixture of alcohols to a mixture of nitriles to acetonitrile and HCN
CA2415395C (en) * 2000-07-18 2009-12-01 The Standard Oil Company Improved process for the purification and recovery of acetonitrile
WO2005044783A2 (en) * 2003-11-04 2005-05-19 Lonza Ag Acetonitrile recycling process
WO2017120566A1 (en) * 2016-01-09 2017-07-13 Ascend Performance Materials Operations Llc Catalyst compositions and process for direct production of hydrogen cyanide in an acrylonitrile reactor feed stream

Also Published As

Publication number Publication date
CA3119604C (en) 2023-09-26
CN112996770A (zh) 2021-06-18
US20200157044A1 (en) 2020-05-21
TWI716189B (zh) 2021-01-11
CA3119604A1 (en) 2020-05-22
JP7212776B2 (ja) 2023-01-25
KR20210090671A (ko) 2021-07-20
JP2022507200A (ja) 2022-01-18
TW202033494A (zh) 2020-09-16
US11111209B2 (en) 2021-09-07
BR112021008604A2 (pt) 2021-08-03
EP3880653A1 (en) 2021-09-22
WO2020102289A1 (en) 2020-05-22

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