BR0112548B1 - método para a purificação de acetonitrila bruta. - Google Patents

método para a purificação de acetonitrila bruta.

Info

Publication number
BR0112548B1
BR0112548B1 BRPI0112548-6A BR0112548A BR0112548B1 BR 0112548 B1 BR0112548 B1 BR 0112548B1 BR 0112548 A BR0112548 A BR 0112548A BR 0112548 B1 BR0112548 B1 BR 0112548B1
Authority
BR
Brazil
Prior art keywords
purification
acetonitrile
crude acetonitrile
side draw
crude
Prior art date
Application number
BRPI0112548-6A
Other languages
English (en)
Other versions
BR0112548A (pt
Inventor
Sanjay P Godbole
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 filed Critical
Publication of BR0112548A publication Critical patent/BR0112548A/pt
Publication of BR0112548B1 publication Critical patent/BR0112548B1/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C253/00—Preparation of carboxylic acid nitriles
    • C07C253/24—Preparation of carboxylic acid nitriles by ammoxidation of hydrocarbons or substituted hydrocarbons
    • C07C253/26—Preparation of carboxylic acid nitriles by ammoxidation of hydrocarbons or substituted hydrocarbons containing carbon-to-carbon multiple bonds, e.g. unsaturated aldehydes
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C253/00—Preparation of carboxylic acid nitriles
    • C07C253/24—Preparation of carboxylic acid nitriles by ammoxidation of hydrocarbons or substituted hydrocarbons
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S203/00—Distillation: processes, separatory
    • Y10S203/20—Power plant
BRPI0112548-6A 2000-07-18 2001-06-21 método para a purificação de acetonitrila bruta. BR0112548B1 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US21886500P 2000-07-18 2000-07-18
PCT/US2001/019709 WO2002006212A2 (en) 2000-07-18 2001-06-21 Process for the purification and recovery of acetonitrile

Publications (2)

Publication Number Publication Date
BR0112548A BR0112548A (pt) 2003-09-09
BR0112548B1 true BR0112548B1 (pt) 2012-07-10

Family

ID=22816795

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0112548-6A BR0112548B1 (pt) 2000-07-18 2001-06-21 método para a purificação de acetonitrila bruta.

Country Status (17)

Country Link
US (1) US6780289B2 (pt)
EP (1) EP1301471B1 (pt)
JP (1) JP4750345B2 (pt)
KR (1) KR100815093B1 (pt)
CN (1) CN1206208C (pt)
AT (1) ATE289290T1 (pt)
AU (1) AU2001267012A1 (pt)
BR (1) BR0112548B1 (pt)
CA (1) CA2415395C (pt)
DE (1) DE60108962T2 (pt)
DZ (1) DZ3412A1 (pt)
ES (1) ES2236251T3 (pt)
MX (1) MXPA03000452A (pt)
RU (1) RU2267481C2 (pt)
TW (1) TWI237631B (pt)
WO (1) WO2002006212A2 (pt)
ZA (1) ZA200300416B (pt)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10209632A1 (de) * 2002-03-02 2003-09-11 Basf Ag Verfahren zur destillativen Aufarbeitung von Tetrahydrofuran
US7211674B2 (en) * 2003-01-07 2007-05-01 Ineos Usa Llc Process for the recovery of oxazole
CN102911973A (zh) * 2005-10-07 2013-02-06 三井化学株式会社 丙烯酰胺的制备方法
US20080250418A1 (en) * 2007-02-08 2008-10-09 Karamchedu Murali M Health care administration system
CN101570497B (zh) * 2009-06-15 2012-10-24 天津市康科德科技有限公司 科研用高纯有机溶剂乙腈的提纯方法
CN102527213B (zh) * 2011-12-15 2014-06-25 惠生工程（中国）有限公司 一种乙腈精制工艺的尾气处理方法
CN104024189B (zh) 2011-12-28 2016-01-13 旭硝子株式会社 2,3,3,3-四氟丙烯的纯化方法，纯化装置及制造方法
MX2015010165A (es) * 2013-02-11 2016-02-29 Gtc Technology Us Llc Metodo para reducir el consumo de energia mediante acoplamiento termico.
US10336690B2 (en) * 2014-02-24 2019-07-02 Honeywell International Inc. Methods and systems for processing an acetonitrile waste stream
CN105001055B (zh) * 2015-07-17 2017-06-23 济南大学 基于混合溶剂作为萃取剂的异丙醇‑乙腈共沸物精馏分离方法
CN106492495A (zh) * 2015-09-07 2017-03-15 中国石油化工股份有限公司 改进的减压蒸馏塔和乙腈精制系统
EP3880653A1 (en) 2018-11-13 2021-09-22 Ascend Performance Materials Operations LLC Process for recovering acetonitrile from acrylonitrile waste streams
EP4208440A1 (en) 2020-09-03 2023-07-12 Ascend Performance Materials Operations LLC Process for recovering acetonitrile
MX2023002685A (es) * 2020-09-04 2023-04-03 Ascend Performance Mat Operations Llc Proceso de separacion de acetonitrilo.
KR20220034443A (ko) 2020-09-11 2022-03-18 주식회사 엘지화학 니트릴계 단량체의 회수 방법 및 회수 장치
CN112479929A (zh) * 2020-12-20 2021-03-12 湖北佰智昂生物化工有限公司 一种乙腈废溶液的综合利用方法
WO2022173933A1 (en) 2021-02-11 2022-08-18 Ascend Performance Materials Operations Llc Acetonitrile separation process
WO2023122572A1 (en) 2021-12-20 2023-06-29 Ascend Performance Materials Operations Llc Acetonitrile separation process
CN115180756A (zh) * 2022-06-10 2022-10-14 武汉北湖云峰环保科技有限公司 一种乙腈废液的纯化回收装置及方法

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3073753A (en) * 1957-10-10 1963-01-15 Distillers Co Yeast Ltd Recovery of acrylonitrile
US3196085A (en) * 1962-02-12 1965-07-20 Du Pont Process for purifying acrylonitrile
DE2102886B2 (de) * 1971-01-22 1974-03-14 Deutsche Gold- Und Silber-Scheideanstalt Vormals Roessler, 6000 Frankfurt Verfahren zur Gewinnung von reinem Acetonitril
US4119497A (en) * 1975-12-01 1978-10-10 Instituto Mexicano Del Petroleo Process for the purification of acetonitrile
JPS55104244A (en) * 1979-02-02 1980-08-09 Asahi Chem Ind Co Ltd Separation and incineration of crude olefinic unsaturated acetonitrile
JPS55129257A (en) * 1979-03-28 1980-10-06 Asahi Chem Ind Co Ltd Purification of acetonitrile containing hydrogen cyanide
US4269667A (en) * 1979-08-02 1981-05-26 Standard Oil Company Acrylonitrile purification by extractive distillation
US4362603A (en) * 1981-01-02 1982-12-07 The Standard Oil Company Continuous acetonitrile recovery process
JPS58124751A (ja) * 1982-01-20 1983-07-25 ザ・スタンダ−ド・オイル・カンパニ− 連続式アセトニトリル回収法
DE3334321A1 (de) * 1983-09-22 1985-04-11 Lentia GmbH Chem. u. pharm. Erzeugnisse - Industriebedarf, 8000 München Verfahren zur reinigung von rohem acetonitril unter gewinnung von reiner blausaeure
DE3710434A1 (de) * 1987-03-28 1988-10-06 Basf Ag Verfahren zur gewinnung von 1,3-butadien
JPH1135542A (ja) * 1997-07-09 1999-02-09 Standard Oil Co:The 蒸留回収／イオン交換樹脂処理プロセスによるアセトニトリルの精製
DE69906848T2 (de) * 1998-02-23 2003-10-30 Standard Oil The Company Chica Reinigung und Gewinnung von Acetonitril
US5869730A (en) * 1998-05-13 1999-02-09 The Standard Oil Company Oxidant reduction by manipulation and/or treatment of aqueous acrylonitrile process streams
US6395142B1 (en) * 1999-10-14 2002-05-28 Chemcycles, Inc. Method and apparatus for purifying low grade acetonitrile and other constituents from hazardous waste

Also Published As

Publication number Publication date
ES2236251T3 (es) 2005-07-16
BR0112548A (pt) 2003-09-09
RU2267481C2 (ru) 2006-01-10
CN1206208C (zh) 2005-06-15
JP4750345B2 (ja) 2011-08-17
DE60108962T2 (de) 2006-04-06
WO2002006212A2 (en) 2002-01-24
DE60108962D1 (de) 2005-03-24
WO2002006212A3 (en) 2002-05-23
AU2001267012A1 (en) 2002-01-30
US20020043455A1 (en) 2002-04-18
DZ3412A1 (fr) 2002-01-24
EP1301471B1 (en) 2005-02-16
JP2004504293A (ja) 2004-02-12
EP1301471A2 (en) 2003-04-16
KR20030029619A (ko) 2003-04-14
TWI237631B (en) 2005-08-11
KR100815093B1 (ko) 2008-03-20
ATE289290T1 (de) 2005-03-15
MXPA03000452A (es) 2004-04-05
CA2415395A1 (en) 2002-01-24
US6780289B2 (en) 2004-08-24
CA2415395C (en) 2009-12-01
CN1443157A (zh) 2003-09-17
ZA200300416B (en) 2003-11-07

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Legal Events

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B25G Requested change of headquarter approved

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Free format text: SEDE ALTERADA CONFORME SOLICITADO NA PETICAO NO 020070156520/RJ DE 07/11/2007.

B25A Requested transfer of rights approved

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B25G Requested change of headquarter approved

Owner name: INEOS USA LLC (US)

Free format text: SEDE ALTERADA CONFORME SOLICITADO NA PETICAO NO 020070161582/RJ DE 14/11/2007.

B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 10 (DEZ) ANOS CONTADOS A PARTIR DE 10/07/2012, OBSERVADAS AS CONDICOES LEGAIS.

B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

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