BR8108531A - Processo continuo de recuperacao de acetonitrila altamente pura - Google Patents

Processo continuo de recuperacao de acetonitrila altamente pura

Info

Publication number
BR8108531A
BR8108531A BR8108531A BR8108531A BR8108531A BR 8108531 A BR8108531 A BR 8108531A BR 8108531 A BR8108531 A BR 8108531A BR 8108531 A BR8108531 A BR 8108531A BR 8108531 A BR8108531 A BR 8108531A
Authority
BR
Brazil
Prior art keywords
acetonitrilla
recovery
continuous process
highly pure
pure
Prior art date
Application number
BR8108531A
Other languages
English (en)
Portuguese (pt)
Inventor
Robert Dean Presson
Chih Wu Hsin
Edward J Sockell
Original Assignee
Standard Oil 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
Application filed by Standard Oil Co filed Critical Standard Oil Co
Publication of BR8108531A publication Critical patent/BR8108531A/pt

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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C255/00—Carboxylic acid nitriles
    • 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
    • Y10S203/03—Acrylonitrile

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BR8108531A 1981-01-02 1981-12-30 Processo continuo de recuperacao de acetonitrila altamente pura BR8108531A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/222,196 US4362603A (en) 1981-01-02 1981-01-02 Continuous acetonitrile recovery process

Publications (1)

Publication Number Publication Date
BR8108531A true BR8108531A (pt) 1982-10-19

Family

ID=22831273

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8108531A BR8108531A (pt) 1981-01-02 1981-12-30 Processo continuo de recuperacao de acetonitrila altamente pura

Country Status (10)

Country Link
US (1) US4362603A (enExample)
EP (1) EP0055920B1 (enExample)
KR (1) KR880000891B1 (enExample)
AT (1) AT375066B (enExample)
BR (1) BR8108531A (enExample)
DE (1) DE3168979D1 (enExample)
ES (1) ES508434A0 (enExample)
IN (1) IN159808B (enExample)
MX (1) MX158763A (enExample)
RO (1) RO83616B (enExample)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
AT379380B (de) * 1983-09-27 1985-12-27 Chemie Linz Ag Verfahren zur vernichtung von gebundener sowie gegebenenfalls auch freier blausaeure und acrylnitril in rohem acetonitril
CA2136235C (en) * 1992-05-21 2004-04-20 Barry W. Himes Method for purification of acetonitrile
US5426208A (en) * 1992-05-21 1995-06-20 Cryodyne Technologies, Inc. Method of purification of acetonitrile
US5346595A (en) * 1993-02-23 1994-09-13 Alliedsignal Inc. Process for the purification of a pentafluoroethane azeotrope
TW402583B (en) * 1996-04-10 2000-08-21 Standard Oil Co Purification of acetonitrile by a distillative recovery/ion exchange resin treatment process
DE69707848T2 (de) * 1997-07-08 2002-04-04 The Standard Oil Company, Chicago Verfahren zur Reinigung von Acetonitril
CN1105099C (zh) * 1997-08-05 2003-04-09 标准石油公司 通过蒸馏回收/离子交换树脂处理来纯化乙腈的方法
DE69906848T2 (de) * 1998-02-23 2003-10-30 The Standard Oil Company, Chicago Reinigung und Gewinnung von Acetonitril
US6843890B1 (en) * 1999-07-23 2005-01-18 The Standard Oil Company Purification and recovery of acetonitrile from waste solvent acetonitrile
US6395142B1 (en) 1999-10-14 2002-05-28 Chemcycles, Inc. Method and apparatus for purifying low grade acetonitrile and other constituents from hazardous waste
US6706474B1 (en) * 2000-06-27 2004-03-16 Board Of Trustees Of The University Of Illinois Nucleic acid enzyme biosensors for ions
BR0112548B1 (pt) * 2000-07-18 2012-07-10 método para a purificação de acetonitrila bruta.
US6890719B2 (en) 2002-05-10 2005-05-10 The Board Of Trustess Of The University Of Illinois Fluorescence based biosensor
US7211674B2 (en) * 2003-01-07 2007-05-01 Ineos Usa Llc Process for the recovery of oxazole
WO2005044783A2 (en) * 2003-11-04 2005-05-19 Lonza Ag Acetonitrile recycling process
US7892734B2 (en) * 2005-08-11 2011-02-22 The Board Of Trustees Of The University Of Illinois Aptamer based colorimetric sensor systems
US7799554B2 (en) * 2006-03-16 2010-09-21 The Board Of Trustees Of The University Of Illinois Lateral flow devices
US8415461B2 (en) * 2007-01-19 2013-04-09 The Board Of Trustees Of The University Of Illinois Amphiphilic substances and functionalized lipid vesicles including the same
US8058415B2 (en) * 2007-04-24 2011-11-15 The Board Of Trustees Of The University Of Illinois Aptamer- and nucleic acid enzyme-based systems for simultaneous detection of multiple analytes
WO2009012309A2 (en) * 2007-07-16 2009-01-22 The Board Of Trustees Of The University Of Illinois Nucleic acid based fluorescent sensor for divalent copper ion detection
US8568690B2 (en) * 2007-07-31 2013-10-29 The Board Of Trustees Of The University Of Illinois MRI contrast agents and high-throughput screening by MRI
WO2009045632A2 (en) 2007-08-10 2009-04-09 The Board Of Trustees Of The University Of Illinois Nucleic acid based fluorescent sensor for mercury detection
US20090090894A1 (en) * 2007-10-05 2009-04-09 Bin Wang Separation and extraction system
US20100105039A1 (en) * 2008-06-03 2010-04-29 Yi Lu Label-free colorimetric detection
US8062893B2 (en) 2008-10-10 2011-11-22 The Board Of Trustees Of The University Of Illinois Fluorescent sensor for mercury
US8815156B2 (en) 2010-07-19 2014-08-26 Andalyze, Inc. Sensor housing and reagent chemistry
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
CN109704990B (zh) * 2017-10-26 2022-02-01 中国石油化工股份有限公司 高纯乙腈的精制方法
CN109704991A (zh) * 2017-10-26 2019-05-03 中国石油化工股份有限公司 乙腈组合物
CA3119604C (en) 2018-11-13 2023-09-26 Ascend Performance Materials Operations Llc Process for recovering acetonitrile from acrylonitrile waste streams
CN111574404B (zh) * 2020-06-02 2022-11-22 抚顺顺能化工有限公司 一种高纯乙腈的精制方法和精制装置
CN115968367A (zh) * 2020-09-03 2023-04-14 奥升德功能材料运营有限公司 回收乙腈的方法
TWI802983B (zh) 2020-09-04 2023-05-21 美商阿散德性能材料營運公司 乙腈的分離方法
EP4291548A1 (en) 2021-02-11 2023-12-20 Ascend Performance Materials Operations LLC Acetonitrile separation process
US12577198B2 (en) 2021-12-20 2026-03-17 Ascend Performance Materials Operations Llc Acetonitrile separation process

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1323299A (fr) * 1961-05-27 1963-04-05 Chemie Linz Ag Procédé pour la récupération continue d'acrylonitrile et d'acétonitrile
CA669119A (en) * 1961-05-27 1963-08-20 Schonbeck Rupert Process for the continuous recovery of acrylonitrile and acetonitrile
US3451899A (en) * 1965-12-21 1969-06-24 Badger Co Purification of acetonitrile by an azeotropic distillation method
GB1239460A (enExample) * 1967-11-08 1971-07-14
DE1920083A1 (de) * 1969-04-21 1970-01-29 Lentia Gmbh Verfahren zur kontinuierlichen Trennung von Acrylnitril und Acetonitril
BE791286A (fr) * 1971-11-17 1973-03-01 Snam Progetti Procede de purification d'acrylonitrile
DD106638A1 (enExample) * 1973-04-02 1974-06-20
US4308108A (en) * 1979-03-28 1981-12-29 Asahi Kasei Kogyo Kabushiki Kaisha Process for purification of crude acetonitrile

Also Published As

Publication number Publication date
US4362603A (en) 1982-12-07
RO83616A (ro) 1984-06-21
DE3168979D1 (en) 1985-03-28
ATA582A (de) 1983-11-15
KR830007525A (ko) 1983-10-21
ES8304928A1 (es) 1983-03-16
EP0055920A3 (en) 1982-09-22
KR880000891B1 (ko) 1988-05-30
MX158763A (es) 1989-03-13
IN159808B (enExample) 1987-06-06
EP0055920B1 (en) 1985-02-13
RO83616B (ro) 1984-08-30
EP0055920A2 (en) 1982-07-14
AT375066B (de) 1984-06-25
ES508434A0 (es) 1983-03-16

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Legal Events

Date Code Title Description
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 30/12/96