BR0014015B1 - processo para recuperar uma nitrila. - Google Patents

processo para recuperar uma nitrila.

Info

Publication number: BR0014015B1
Authority: BR; Brazil
Prior art keywords: nitrile; recover
Prior art date: 1999-09-09

Application number

BRPI0014015-5A

Other languages

English (en)

Other versions

BR0014015A (pt

Inventor

Janet Marie Rogers

William Randolph Leyendecker

Robert Clifford Blackstone

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.)

1999-09-09

Filing date

2000-03-02

Publication date

2011-03-22

2000-03-02 Application filed filed Critical

2002-05-21 Publication of BR0014015A publication Critical patent/BR0014015A/pt

2011-03-22 Publication of BR0014015B1 publication Critical patent/BR0014015B1/pt

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)

BRPI0014015-5A 1999-09-09 2000-03-02 processo para recuperar uma nitrila. BR0014015B1 (pt)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US09/392,804 US6084121A (en)	1999-09-09	1999-09-09	Nitrile process
PCT/US2000/005602 WO2001017950A1 (en)	1999-09-09	2000-03-02	Treatment of nitriles with glycolic acid

Publications (2)

Publication Number	Publication Date
BR0014015A BR0014015A (pt)	2002-05-21
BR0014015B1 true BR0014015B1 (pt)	2011-03-22

Family

ID=23552061

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BRPI0014015-5A BR0014015B1 (pt)	1999-09-09	2000-03-02	processo para recuperar uma nitrila.

Country Status (10)

Country	Link
US (1)	US6084121A (pt)
EP (1)	EP1210323B1 (pt)
JP (1)	JP4551044B2 (pt)
CN (1)	CN1183104C (pt)
BR (1)	BR0014015B1 (pt)
DE (1)	DE60014405T2 (pt)
ES (1)	ES2226809T3 (pt)
TW (1)	TWI279399B (pt)
WO (1)	WO2001017950A1 (pt)
ZA (1)	ZA200201513B (pt)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6355828B1 (en) *	2000-11-10	2002-03-12	E. I. Du Pont De Nemours And Company	Nitrile process
US6984749B2 (en) *	2002-12-04	2006-01-10	Bp Corporation North America Inc.	Method for inhibiting polymerization during the recovery and purification of unsaturated mononitriles
US8585870B2 (en) *	2008-03-05	2013-11-19	E I Du Pont De Nemours And Company	Process to C-manufacture acrylonitrile and hydrogen cyanide
JP5344741B2 (ja) *	2008-08-01	2013-11-20	旭化成ケミカルズ株式会社	アクリロニトリルの精製方法
WO2017192350A1 (en)	2016-05-02	2017-11-09	Invista North America S.A R.L.	Process for reducing cpi in a dinitrile stream

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
NL273608A (pt) *	1956-05-23
US3049408A (en) *	1960-05-12	1962-08-14	Monsanto Chemicals	Stabilization of hydrogen cyanide
US3936360A (en) *	1971-04-07	1976-02-03	The Standard Oil Company	Process for distillation and recovery of olefinic nitriles
US3734943A (en) *	1971-05-06	1973-05-22	Standard Oil Co	Deep well disposal process for acrylonitrile process waste water
US4238295A (en) *	1978-12-04	1980-12-09	Standard Oil Company	Energy efficient recovery of acrylonitrile
US4269667A (en) *	1979-08-02	1981-05-26	Standard Oil Company	Acrylonitrile purification by extractive distillation
US4981670A (en) *	1989-12-15	1991-01-01	Bp America Inc.	HCN from crude aceto
ATE202336T1 (de) *	1996-10-23	2001-07-15	Solutia Inc	Verfahren zur reinigung von acrylnitril

1999
- 1999-09-09 US US09/392,804 patent/US6084121A/en not_active Expired - Lifetime
2000
- 2000-03-02 EP EP00917718A patent/EP1210323B1/en not_active Expired - Lifetime
- 2000-03-02 JP JP2001521697A patent/JP4551044B2/ja not_active Expired - Lifetime
- 2000-03-02 WO PCT/US2000/005602 patent/WO2001017950A1/en active IP Right Grant
- 2000-03-02 DE DE60014405T patent/DE60014405T2/de not_active Expired - Lifetime
- 2000-03-02 ES ES00917718T patent/ES2226809T3/es not_active Expired - Lifetime
- 2000-03-02 CN CNB00812700XA patent/CN1183104C/zh not_active Expired - Lifetime
- 2000-03-02 BR BRPI0014015-5A patent/BR0014015B1/pt not_active IP Right Cessation
- 2000-03-31 TW TW089106077A patent/TWI279399B/zh not_active IP Right Cessation
2002
- 2002-02-22 ZA ZA200201513A patent/ZA200201513B/xx unknown

Also Published As

Publication number	Publication date
ES2226809T3 (es)	2005-04-01
ZA200201513B (en)	2003-05-28
WO2001017950A1 (en)	2001-03-15
EP1210323A1 (en)	2002-06-05
JP2003508510A (ja)	2003-03-04
TWI279399B (en)	2007-04-21
JP4551044B2 (ja)	2010-09-22
DE60014405T2 (de)	2005-12-29
EP1210323B1 (en)	2004-09-29
US6084121A (en)	2000-07-04
BR0014015A (pt)	2002-05-21
CN1183104C (zh)	2005-01-05
CN1373748A (zh)	2002-10-09
DE60014405D1 (de)	2004-11-04

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Legal Events

Date	Code	Title	Description
2008-03-25	B08F	Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]	Free format text: REFERENTE A 3A ANUIDADE
2008-12-02	B08H	Application fees: decision cancelled [chapter 8.8 patent gazette]	Free format text: REFERENTE AO DESPACHO PUBLICADO NA RPI 1942 DE 25/03/2008 POR TER SIDO APRESENTADO PROTOCOLO DE ESCLARECIMENTO.
2010-02-17	B07A	Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
2010-08-17	B09A	Decision: intention to grant [chapter 9.1 patent gazette]
2011-03-22	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 22/03/2011, OBSERVADAS AS CONDICOES LEGAIS.
2017-05-30	B21F	Lapse acc. art. 78, item iv - on non-payment of the annual fees in time
2017-09-12	B24J	Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)