ATE148102T1 - Verfahren zur reinigung von acetonitril - Google Patents

Verfahren zur reinigung von acetonitril

Info

Publication number: ATE148102T1
Authority: AT; Austria
Prior art keywords: acetonitrile; acetonetrile; purifying; ozone; treatment
Prior art date: 1992-05-21

Application number

AT93913980T

Other languages

English (en)

Inventor

Barry W Himes

R Clive Greenough

Original Assignee

Cryodyne Tech Inc

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.)

1992-05-21

Filing date

1993-05-18

Publication date

1997-02-15

1993-05-18 Application filed by Cryodyne Tech Inc filed Critical Cryodyne Tech Inc

1997-02-15 Application granted granted Critical

1997-02-15 Publication of ATE148102T1 publication Critical patent/ATE148102T1/de

Links

238000000034 method Methods 0.000 title abstract 3
WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 abstract 9
CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 abstract 2
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract 1
PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 abstract 1
229910052799 carbon Inorganic materials 0.000 abstract 1
239000003610 charcoal Substances 0.000 abstract 1
239000002808 molecular sieve Substances 0.000 abstract 1
URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 abstract 1

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

Landscapes

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

AT93913980T 1992-05-21 1993-05-18 Verfahren zur reinigung von acetonitril ATE148102T1 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US88674592A	1992-05-21	1992-05-21

Publications (1)

Publication Number	Publication Date
ATE148102T1 true ATE148102T1 (de)	1997-02-15

Family

ID=25389676

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT93913980T ATE148102T1 (de)	1992-05-21	1993-05-18	Verfahren zur reinigung von acetonitril

Country Status (6)

Country	Link
US (1)	US5292919A (de)
EP (1)	EP0641314B1 (de)
AT (1)	ATE148102T1 (de)
CA (1)	CA2136235C (de)
DE (1)	DE69307701T2 (de)
WO (1)	WO1993023366A1 (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5426208A (en) *	1992-05-21	1995-06-20	Cryodyne Technologies, Inc.	Method of purification of acetonitrile
DE4397378T1 (de) *	1993-05-14	1995-05-11	Asahi Chemical Ind	Hochgereinigtes Acetonitril und Verfahren zur Reinigung von rohem Acetonitril
KR0171245B1 (ko) *	1993-05-14	1999-03-30	유미꾸라 레이이찌	고 순도 아세토니트릴 및 미정제 아세토니트릴의 정제 방법
WO1994026698A1 (fr) *	1993-05-14	1994-11-24	Asahi Kasei Kogyo Kabushiki Kaisha	Acetonitrile de grande purete et purification d'acetonitrile brut
US5629443A (en) *	1993-05-14	1997-05-13	Asahi Kasei Kogyo Kabushiki Kaisha	Highly purified acetonitrile and process for purifying crude acetonitrile
US5440068A (en) *	1993-12-30	1995-08-08	The Standard Oil Company	Acetonitrile purification via an adsorption-based process
ES2131269T3 (es) *	1995-01-25	1999-07-16	Standard Oil Co Ohio	Purificacion de acetonitrilo por medio de un proceso basado en la adsorcion.
ZA95629B (en) *	1995-01-26	1995-10-05	Standard Oil Co Ohio	Acetonitrile purification via an adsorption-based process
RU2149867C1 (ru) *	1995-03-13	2000-05-27	Дзе Стэндард Оил Компани	Способ очистки ацетонитрила
TR28966A (tr) *	1995-03-14	1997-07-21	Standard Oil Co Ohio	Adsorpsiyona dayali islem vasitasiyla asetonitrilin saflastirilmasi.
ES2197578T3 (es) *	1998-02-23	2004-01-01	The Standard Oil Company	Purificacion y recuperacion mejoradas de acetonitrilo.
US6395142B1 (en)	1999-10-14	2002-05-28	Chemcycles, Inc.	Method and apparatus for purifying low grade acetonitrile and other constituents from hazardous waste
JP4970276B2 (ja)	2005-10-07	2012-07-04	三井化学株式会社	アミド化合物の製造方法
CN101597241B (zh) *	2008-06-06	2012-11-21	上海星可高纯溶剂有限公司	一种提纯超净高纯度乙腈的方法
CN101570498B (zh) *	2009-05-27	2013-07-17	安徽时联特种溶剂股份有限公司	一种多级反应—精馏法生产hplc乙腈的方法
CN104584164B (zh) *	2012-09-04	2017-09-05	大金工业株式会社	电解液以及电化学器件
CN104744300A (zh) *	2013-12-31	2015-07-01	上海星可高纯溶剂有限公司	液相色谱-质谱联用仪用乙腈的提纯方法
CN107778197B (zh) *	2016-08-29	2020-07-10	中国石油化工股份有限公司	一种丙烯腈的提纯方法
CN107778198A (zh) *	2016-08-29	2018-03-09	中国石油化工股份有限公司	适用于生物法制备丙烯酰胺的丙烯腈的处理方法
CN116987009A (zh) *	2023-08-14	2023-11-03	西陇科学股份有限公司	一种梯度级乙腈及其制备方法

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2107904A (en) *	1936-09-14	1938-02-08	Armour & Co	Process of separating nitrile-hydrocarbon mixtures
US2351157A (en) *	1943-10-30	1944-06-13	Goodrich Co B F	Purification of nitriles
US3201451A (en) *	1962-03-23	1965-08-17	Standard Oil Co	Purification of acetonitrile
US3328458A (en) *	1964-09-10	1967-06-27	Universal Oil Prod Co	Purification of nitriles
US3322814A (en) *	1964-09-10	1967-05-30	Universal Oil Prod Co	Purification of nitriles
DE2102886B2 (de) *	1971-01-22	1974-03-14	Deutsche Gold- Und Silber-Scheideanstalt Vormals Roessler, 6000 Frankfurt	Verfahren zur Gewinnung von reinem Acetonitril
JPS5382722A (en) *	1976-12-13	1978-07-21	Nitto Chem Ind Co Ltd	Purification of crude acetonitrile
US4141826A (en) *	1977-03-30	1979-02-27	The Standard Oil Company	Treatment of acrylonitrile waste water with activated carbon
SU749828A1 (ru) *	1977-05-10	1980-07-23	Предприятие П/Я В-8873	Способ регенерации ацетонитрила
US4308108A (en) *	1979-03-28	1981-12-29	Asahi Kasei Kogyo Kabushiki Kaisha	Process for purification of crude acetonitrile
US4328075A (en) *	1979-12-10	1982-05-04	Standard Oil Company	Removal of cyanides from acetonitrile
US4287134A (en) *	1980-06-26	1981-09-01	E. I. Du Pont De Nemours And Company	Purification of acetonitrile by caustic extraction
US4362603A (en) *	1981-01-02	1982-12-07	The Standard Oil Company	Continuous acetonitrile recovery process
US4474709A (en) *	1982-06-28	1984-10-02	E. I. Du Pont De Nemours And Company	Removal of oxazole from acetonitrile
DD217212A1 (de) *	1983-05-10	1985-01-09	Petrolchemisches Kombinat	Verfahren zur reinigung von acetonitril
US4575434A (en) *	1984-09-28	1986-03-11	Akzona Incorporated	Process for the separation of amides from nitriles
SU1318588A1 (ru) *	1985-08-26	1987-06-23	Всесоюзный Научно-Исследовательский Институт Химических Реактивов И Особо Чистых Химических Веществ	Способ очистки ацетонитрила
US4730215A (en) *	1986-05-30	1988-03-08	Rca Corporation	Compatible wide screen television system with variable image compression/expansion
US5120881A (en) *	1988-11-22	1992-06-09	Exxon Chemical Patents Inc	Removal of nitrogenous components of a hydrocarbon feedstream
FR2655973B1 (fr) *	1989-12-18	1992-03-20	Elf Aquitaine	Procede catalytique de degradation oxydative d'effluents aqueux contenant des composes hydrocarbones toxiques.

1993
- 1993-05-18 CA CA002136235A patent/CA2136235C/en not_active Expired - Fee Related
- 1993-05-18 AT AT93913980T patent/ATE148102T1/de not_active IP Right Cessation
- 1993-05-18 DE DE69307701T patent/DE69307701T2/de not_active Expired - Lifetime
- 1993-05-18 WO PCT/US1993/004731 patent/WO1993023366A1/en not_active Ceased
- 1993-05-18 EP EP93913980A patent/EP0641314B1/de not_active Expired - Lifetime
- 1993-05-21 US US08/064,972 patent/US5292919A/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
CA2136235C (en)	2004-04-20
DE69307701D1 (de)	1997-03-06
EP0641314B1 (de)	1997-01-22
EP0641314A4 (en)	1995-03-22
EP0641314A1 (de)	1995-03-08
CA2136235A1 (en)	1993-11-25
DE69307701T2 (de)	1997-05-15
WO1993023366A1 (en)	1993-11-25
US5292919A (en)	1994-03-08

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Legal Events

Date	Code	Title	Description
1997-07-15	RER	Ceased as to paragraph 5 lit. 3 law introducing patent treaties