BR9710895B1 - processo de purificação de uma lactama proveniente da hidrólise ciclizante em fase vapor de uma aminonitrila alifática. - Google Patents

processo de purificação de uma lactama proveniente da hidrólise ciclizante em fase vapor de uma aminonitrila alifática.

Info

Publication number
BR9710895B1
BR9710895B1 BRPI9710895-2A BR9710895A BR9710895B1 BR 9710895 B1 BR9710895 B1 BR 9710895B1 BR 9710895 A BR9710895 A BR 9710895A BR 9710895 B1 BR9710895 B1 BR 9710895B1
Authority
BR
Brazil
Prior art keywords
vaporizing
lactam
purifying
cyclized
aliphatic aminonitrile
Prior art date
Application number
BRPI9710895-2A
Other languages
English (en)
Other versions
BR9710895A (pt
Inventor
Hubert Gayet
Philippe Leconte
Philippe Perrona
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=9494898&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BR9710895(B1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed filed Critical
Publication of BR9710895A publication Critical patent/BR9710895A/pt
Publication of BR9710895B1 publication Critical patent/BR9710895B1/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D203/00—Heterocyclic compounds containing three-membered rings with one nitrogen atom as the only ring hetero atom
    • C07D203/04—Heterocyclic compounds containing three-membered rings with one nitrogen atom as the only ring hetero atom not condensed with other rings
    • C07D203/06—Heterocyclic compounds containing three-membered rings with one nitrogen atom as the only ring hetero atom not condensed with other rings having no double bonds between ring members or between ring members and non-ring members
    • C07D203/16—Heterocyclic compounds containing three-membered rings with one nitrogen atom as the only ring hetero atom not condensed with other rings having no double bonds between ring members or between ring members and non-ring members with acylated ring nitrogen atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D201/00—Preparation, separation, purification or stabilisation of unsubstituted lactams
    • C07D201/16—Separation or purification
    • 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
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D201/00—Preparation, separation, purification or stabilisation of unsubstituted lactams
    • C07D201/02—Preparation of lactams
    • C07D201/08—Preparation of lactams from carboxylic acids or derivatives thereof, e.g. hydroxy carboxylic acids, lactones or nitriles

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Polyamides (AREA)
  • Other In-Based Heterocyclic Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Treatment Of Liquids With Adsorbents In General (AREA)
BRPI9710895-2A 1996-08-02 1997-07-31 processo de purificação de uma lactama proveniente da hidrólise ciclizante em fase vapor de uma aminonitrila alifática. BR9710895B1 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9609973A FR2751962B1 (fr) 1996-08-02 1996-08-02 Procede de purification de lactames
PCT/FR1997/001426 WO1998005636A1 (fr) 1996-08-02 1997-07-31 Procede de purification de lactames

Publications (2)

Publication Number Publication Date
BR9710895A BR9710895A (pt) 1999-08-17
BR9710895B1 true BR9710895B1 (pt) 2009-05-05

Family

ID=9494898

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI9710895-2A BR9710895B1 (pt) 1996-08-02 1997-07-31 processo de purificação de uma lactama proveniente da hidrólise ciclizante em fase vapor de uma aminonitrila alifática.

Country Status (11)

Country Link
US (1) US6100396A (pt)
EP (1) EP0922027B1 (pt)
JP (1) JP3176937B2 (pt)
KR (1) KR100463477B1 (pt)
CN (1) CN1094124C (pt)
BR (1) BR9710895B1 (pt)
CA (1) CA2261832C (pt)
DE (1) DE69715884T2 (pt)
FR (1) FR2751962B1 (pt)
RU (1) RU2185374C2 (pt)
WO (1) WO1998005636A1 (pt)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6430997B1 (en) 1995-11-06 2002-08-13 Trazer Technologies, Inc. System and method for tracking and assessing movement skills in multidimensional space
WO1998039316A1 (en) 1997-03-04 1998-09-11 Monsanto Company N-hydroxy 4-sulfonyl butanamide compounds
FR2781796B1 (fr) † 1998-07-28 2000-09-22 Rhone Poulenc Fibres Procede de deshydratation de lactame
FR2786180B1 (fr) 1998-11-19 2001-11-23 Rhone Poulenc Fibres Procede de traitement de lactames et procede de purification d'un lactame
FR2803296B1 (fr) * 1999-12-30 2002-02-15 Rhodia Polyamide Intermediates Procede de purification de lactames
DE10021193A1 (de) * 2000-05-03 2001-11-08 Basf Ag Verfahren zur Herstellung cyclischer Lactame
US6686465B2 (en) 2000-05-03 2004-02-03 Basf Aktiengesellschaft Preparation of cyclic lactams
DE10021201A1 (de) * 2000-05-03 2001-11-08 Basf Ag Verfahren zur Herstellung cyclischer Lactame
FR2809395B1 (fr) 2000-05-26 2002-07-19 Rhodia Polyamide Intermediates Procede de purification de lactames
US6858728B2 (en) * 2003-06-17 2005-02-22 Invista North America S.A.R.L. Method for making caprolactam from impure ACN in which THA is not removed until after caprolactam is produced
FR2882360B1 (fr) * 2005-02-22 2008-12-26 Rhodia Chimie Sa Procede de fabrication de lactames
US7390897B2 (en) * 2005-03-18 2008-06-24 Invista North America S.A.R.L. Method for making caprolactam from impure 6-aminocapronitrile
US7060820B1 (en) * 2005-03-18 2006-06-13 Invista North America S.A.R.L. Process for making caprolactam
KR101271339B1 (ko) * 2005-12-27 2013-06-04 에스케이바이오팜 주식회사 수소화 반응을 통한 굴로닉락톤류의 제조방법
CN101190893B (zh) * 2006-11-20 2010-04-14 中国石油化学工业开发股份有限公司 一种纯化粗己内酰胺水溶液的设备与方法
FR2944791B1 (fr) 2009-04-27 2012-02-10 Rhodia Operations Procede de preparation de lactames.
CN102850546B (zh) * 2011-06-30 2015-09-02 达兴材料股份有限公司 聚酰胺酸树脂与聚酰亚胺树脂的纯化方法
CN104176867A (zh) * 2013-05-22 2014-12-03 北京思践通科技发展有限公司 一种胺的回收方法
CN105061311B (zh) * 2015-08-13 2017-12-01 江苏三鼎石化科技有限公司 一种己内酰胺的精制工艺
CN109694349B (zh) * 2017-10-24 2022-10-14 中国石油化工股份有限公司 一种己内酰胺精制的方法
CN111068361B (zh) * 2018-10-22 2022-02-11 中国石油化工股份有限公司 一种己内酰胺离子交换装置及其再生方法
CN111574419B (zh) * 2020-06-16 2021-08-27 河北美邦工程科技股份有限公司 己内酰胺单体的回收精制方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2828307A (en) * 1958-03-25 Karl h
US2357484A (en) * 1941-09-12 1944-09-05 Du Pont Process for producing compounds containing an n-substituted amide group
US2405969A (en) * 1942-09-15 1946-08-20 Du Pont Process for the purification of epsilon-caprolactam
DE850746C (de) * 1944-12-17 1952-09-29 Basf Ag Verfahren zum Aufarbeiten von durch Basen verunreinigten Lactamen
DE924213C (de) * 1952-12-25 1955-02-28 Basf Ag Verfahren zum Reinigen von basische Anteile enthaltendem Caprolactam
US3248388A (en) * 1957-09-23 1966-04-26 Syntex Corp 6alpha-fluoro-delta1, 4-pregnadien-16alpha, 17alpha, 21-triol-3, 20-diones and intermediates in the production thereof
FR2600644B1 (fr) * 1986-06-25 1988-10-07 Rhone Poulenc Chimie Proced e de separation d'aminoacides
JPH0727966B2 (ja) * 1986-07-04 1995-03-29 日立化成工業株式会社 半導体装置
DE19500041A1 (de) * 1995-01-03 1996-07-04 Basf Ag Verfahren zur kontinuierlichen Reinigung von aus 6-Aminocapronitril hergestelltem Roh-Caprolactam

Also Published As

Publication number Publication date
KR20000029665A (ko) 2000-05-25
WO1998005636A1 (fr) 1998-02-12
RU2185374C2 (ru) 2002-07-20
JP2000507603A (ja) 2000-06-20
CA2261832A1 (fr) 1998-02-12
DE69715884D1 (de) 2002-10-31
FR2751962B1 (fr) 1998-09-11
EP0922027B1 (fr) 2002-09-25
CN1094124C (zh) 2002-11-13
JP3176937B2 (ja) 2001-06-18
KR100463477B1 (ko) 2004-12-29
CA2261832C (fr) 2002-09-17
EP0922027A1 (fr) 1999-06-16
US6100396A (en) 2000-08-08
FR2751962A1 (fr) 1998-02-06
BR9710895A (pt) 1999-08-17
DE69715884T2 (de) 2003-05-22
CN1227541A (zh) 1999-09-01

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Legal Events

Date Code Title Description
B07A Technical examination (opinion): publication of technical examination (opinion) [chapter 7.1 patent gazette]
B09B Patent application refused [chapter 9.2 patent gazette]

Free format text: INDEFERIMENTO DO PRESENTE PEDIDO, UMA VEZ QUE NAO ATENDE AO REQUISITO DE ATIVIDADE INVENTIVA ( ART. 8O COMBINADO COM ART. 13 DA LEI DE NO 9279 DE 14 / 05 / 1996 )

B12B Appeal: appeal against refusal
B16A Patent or certificate of addition of invention granted

Free format text: PRAZO DE VALIDADE: 10 (DEZ) ANOS CONTADOS A PARTIR DE 28/07/2009, OBSERVADAS AS CONDICOES LEGAIS.

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time
B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)