AU2001274137A1 - Method for purifying lactams - Google Patents
Method for purifying lactamsInfo
- Publication number
- AU2001274137A1 AU2001274137A1 AU2001274137A AU7413701A AU2001274137A1 AU 2001274137 A1 AU2001274137 A1 AU 2001274137A1 AU 2001274137 A AU2001274137 A AU 2001274137A AU 7413701 A AU7413701 A AU 7413701A AU 2001274137 A1 AU2001274137 A1 AU 2001274137A1
- Authority
- AU
- Australia
- Prior art keywords
- purifying lactams
- lactams
- purifying
- Prior art date
- Legal status (The legal status 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 status listed.)
- Abandoned
Links
Classifications
-
- 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
- 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
-
- 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
- Y10S203/90—Particular type of heating
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0006784 | 2000-05-26 | ||
FR0006784A FR2809395B1 (en) | 2000-05-26 | 2000-05-26 | LACTAM PURIFICATION PROCESS |
PCT/FR2001/001644 WO2001090065A1 (en) | 2000-05-26 | 2001-05-28 | Method for purifying lactams |
Publications (1)
Publication Number | Publication Date |
---|---|
AU2001274137A1 true AU2001274137A1 (en) | 2001-12-03 |
Family
ID=8850676
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU2001274137A Abandoned AU2001274137A1 (en) | 2000-05-26 | 2001-05-28 | Method for purifying lactams |
Country Status (19)
Country | Link |
---|---|
US (2) | US7384518B2 (en) |
EP (2) | EP1289948B1 (en) |
JP (1) | JP4234928B2 (en) |
KR (1) | KR100546988B1 (en) |
CN (1) | CN100372835C (en) |
AR (1) | AR028636A1 (en) |
AT (1) | ATE516267T1 (en) |
AU (1) | AU2001274137A1 (en) |
BR (1) | BR0111347B1 (en) |
CA (1) | CA2409984A1 (en) |
FR (1) | FR2809395B1 (en) |
HU (1) | HUP0302039A2 (en) |
MX (1) | MXPA02011471A (en) |
PL (1) | PL359094A1 (en) |
RU (1) | RU2230059C1 (en) |
SK (1) | SK16592002A3 (en) |
TW (1) | TWI286543B (en) |
UA (1) | UA75358C2 (en) |
WO (1) | WO2001090065A1 (en) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3667140B2 (en) * | 1999-03-04 | 2005-07-06 | パイオニア株式会社 | Disc changer device |
BR0212118A (en) † | 2001-08-27 | 2004-07-20 | Dsm Ip Assets Bv | Process for distilling alkaline caprolactam product under reduced pressure |
DE10253094A1 (en) * | 2002-11-13 | 2004-05-27 | Basf Ag | Purification of crude caprolactam comprises a three stage distillation process with feeding of the crude caprolactam and an inorganic acid having a b. pt. above the b. pt. of the caprolactam to a first distillation column |
RU2458052C1 (en) * | 2011-04-15 | 2012-08-10 | Открытое акционерное общество "КуйбышевАзот" | Method of controlling caprolactam distillation process |
EP2602276B1 (en) * | 2011-12-08 | 2015-07-29 | PE Polymer Engineering Plant Construction GmbH | Method and device for treating recycling caprolactam with a high water content in the continuous production of polyamide 6 |
KR101573569B1 (en) * | 2012-12-27 | 2015-12-01 | 롯데케미칼 주식회사 | Cleaning system of separation membrane and method using the same |
DE102013107238A1 (en) * | 2013-07-09 | 2015-01-15 | L'Air Liquide, Société Anonyme pour l'Etude et l'Exploitation des Procédés Georges Claude | Process for the recovery of epsilon-caprolactam from extract water |
KR102551766B1 (en) * | 2017-12-28 | 2023-07-06 | 한화솔루션 주식회사 | Process for the purification of laurolactam and purifing apparatus thereof |
CN111848515A (en) * | 2020-07-14 | 2020-10-30 | 中国石油化工股份有限公司 | Novel rectification method of caprolactam product |
CN111747878A (en) * | 2020-07-14 | 2020-10-09 | 中国石油化工股份有限公司 | Novel caprolactam reduced pressure distillation method |
CN114478343A (en) * | 2022-02-24 | 2022-05-13 | 江苏扬农化工集团有限公司 | Refining and purifying method of caprolactam |
Family Cites Families (38)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE226562C (en) | ||||
DE267729C (en) | ||||
DE226561C (en) | ||||
DE152914C (en) | ||||
DE226560C (en) | ||||
US2208598A (en) | 1938-09-24 | 1940-07-23 | Du Pont | Aliphatic amino-nitriles and process of producing them |
US2357484A (en) | 1941-09-12 | 1944-09-05 | Du Pont | Process for producing compounds containing an n-substituted amide group |
US2762835A (en) | 1953-03-12 | 1956-09-11 | Celanese Corp | Preparation of amino nitriles |
JPS4821958B1 (en) | 1969-01-28 | 1973-07-02 | ||
US3931308A (en) * | 1973-06-07 | 1976-01-06 | Allied Chemical Corporation | Process for conversion of lysine dihydrochloride to lysine monohydrochloride |
DE2920436A1 (en) * | 1979-05-19 | 1980-12-04 | Bayer Ag | METHOD FOR PRODUCING EPSILON-CAPROLACTON |
DE2926279A1 (en) * | 1979-06-29 | 1981-01-08 | Basf Ag | METHOD FOR CLEANING CAPROLACTAM |
IT8020902A0 (en) * | 1980-03-25 | 1980-03-25 | Snia Viscosa | PROCEDURE AND EQUIPMENT FOR THE CONTINUOUS THERMAL SEPARATION OF LIQUID MIXTURES OF THERMOLABILE COMPOUNDS. |
DD152914A1 (en) * | 1980-09-05 | 1981-12-16 | Wolfgang Gruendel | METHOD FOR THE DISTILLATIVE CLEANING OF CAPROLACTAM |
NL8102280A (en) * | 1981-05-09 | 1982-12-01 | Stamicarbon | METHOD FOR PURIFYING EPSILON CAPROLACTAM. |
US4720328A (en) * | 1981-06-26 | 1988-01-19 | Akzona Incorporated | Method for removing impurities from caprolactam |
US4767503A (en) * | 1983-08-29 | 1988-08-30 | Allied Corporation | Removal of light impurities from caprolactam by distillation with water |
US4601859A (en) | 1984-05-04 | 1986-07-22 | Allied Corporation | Selective hydrogenation of aliphatic dinitriles to omega-aminonitriles in ammonia with supported, finely dispersed rhodium-containing catalyst |
DD226562A1 (en) * | 1984-09-07 | 1985-08-28 | Leuna Werke Veb | METHOD FOR THE DISTILLATIVE AND RECTIFICATIVE CLEANING OF CAPROLACTAM |
DD226560A1 (en) * | 1984-09-07 | 1985-08-28 | Leuna Werke Veb | PROCESS FOR CLEANING CAPROLACTAM |
DD226561A1 (en) * | 1984-09-07 | 1985-08-28 | Leuna Werke Veb | PROCESS FOR CLEANING CAPROLACTAM |
DE3729853A1 (en) * | 1987-09-05 | 1989-03-23 | Basf Ag | METHOD FOR PROCESSING DISTILLATION RESIDUES RESULTING FROM CLEANING CAPROLACTAM |
DE3735054A1 (en) | 1987-10-16 | 1989-04-27 | Basf Ag | METHOD FOR OBTAINING CAPROLACTAM FROM LOW-BOILERS OR HIGH-BOILERS OF CAPROLACTAM DISTILLATION OR MIXTURES THEREOF |
DD267729A1 (en) * | 1987-12-03 | 1989-05-10 | Leuna Werke Veb | PROCESS FOR PROCESSING REACTION MIXES FROM THE SYNTHESIS OF N-METHYL-EPSILON-CAPROLACTAM |
GB9012453D0 (en) * | 1990-06-05 | 1990-07-25 | Ucb Sa | Process for the manufacture of n-phenylmaleimide |
US5241066A (en) * | 1992-06-25 | 1993-08-31 | Basf Corporation | Method of recovering caprolactam from mixed waste |
DE4235466A1 (en) | 1992-10-21 | 1994-04-28 | Bayer Ag | Prepn. of (cyclo)aliphatic amino:nitrile cpds. by catalytic redn. of di-nitrile - using iron sponge catalyst obtd. in redn. of iron ore and reduced in hydrogen, opt. after oxidn. |
US5458740A (en) * | 1994-03-04 | 1995-10-17 | Basf Corporation | Process for the purification of crude caprolactam |
DE4407222A1 (en) * | 1994-03-04 | 1995-09-07 | Basf Ag | Process for the recovery of caprolactam from oligo and / or polymers of caprolactam |
DE4443125A1 (en) * | 1994-12-03 | 1996-06-05 | Basf Ag | Process for the production of caprolactam |
FR2728259B1 (en) | 1994-12-14 | 1997-03-14 | Rhone Poulenc Chimie | PROCESS FOR HEMIHYDROGENATION OF DINITRILES IN AMINONITRILES |
DE19500041A1 (en) * | 1995-01-03 | 1996-07-04 | Basf Ag | Process for the continuous purification of crude caprolactam made from 6-aminocapronitrile |
DE19548289A1 (en) * | 1995-12-22 | 1997-06-26 | Basf Ag | Process for the simultaneous production of caprolactam and hexamethylenediamine |
FR2751962B1 (en) * | 1996-08-02 | 1998-09-11 | Rhone Poulenc Fibres | LACTAM PURIFICATION PROCESS |
US5990306A (en) * | 1997-09-03 | 1999-11-23 | Alliedsignal Inc. | Process for the purification of caprolactam obtained from the depolymerization of polyamide-containing carpet |
CN1210851A (en) * | 1997-09-08 | 1999-03-17 | 中国科学院成都有机化学研究所 | Process for purifying ethyl acetate |
FR2781796B1 (en) * | 1998-07-28 | 2000-09-22 | Rhone Poulenc Fibres | LACTAM DEHYDRATION PROCESS |
DE10029187A1 (en) * | 2000-06-19 | 2001-12-20 | Basf Ag | Simplified low-energy separation of high-purity 6-aminocapronitrile from its mixtures with adiponitrile and hexamethylenediamine by a three-step distillative method |
-
2000
- 2000-05-26 FR FR0006784A patent/FR2809395B1/en not_active Expired - Fee Related
-
2001
- 2001-05-28 EP EP01940616A patent/EP1289948B1/en not_active Expired - Lifetime
- 2001-05-28 PL PL01359094A patent/PL359094A1/en unknown
- 2001-05-28 JP JP2001586254A patent/JP4234928B2/en not_active Expired - Fee Related
- 2001-05-28 AR ARP010102530A patent/AR028636A1/en unknown
- 2001-05-28 CN CNB018114873A patent/CN100372835C/en not_active Expired - Fee Related
- 2001-05-28 MX MXPA02011471A patent/MXPA02011471A/en not_active Application Discontinuation
- 2001-05-28 HU HU0302039A patent/HUP0302039A2/en unknown
- 2001-05-28 EP EP07023115.4A patent/EP1903032B1/en not_active Expired - Lifetime
- 2001-05-28 RU RU2002135089/04A patent/RU2230059C1/en not_active IP Right Cessation
- 2001-05-28 CA CA002409984A patent/CA2409984A1/en not_active Abandoned
- 2001-05-28 SK SK1659-2002A patent/SK16592002A3/en unknown
- 2001-05-28 WO PCT/FR2001/001644 patent/WO2001090065A1/en active IP Right Grant
- 2001-05-28 US US10/296,512 patent/US7384518B2/en not_active Expired - Fee Related
- 2001-05-28 AT AT01940616T patent/ATE516267T1/en not_active IP Right Cessation
- 2001-05-28 BR BRPI0111347-0A patent/BR0111347B1/en not_active IP Right Cessation
- 2001-05-28 KR KR1020027016054A patent/KR100546988B1/en not_active IP Right Cessation
- 2001-05-28 AU AU2001274137A patent/AU2001274137A1/en not_active Abandoned
- 2001-05-28 UA UA2002119376A patent/UA75358C2/en unknown
- 2001-05-28 TW TW090112812A patent/TWI286543B/en not_active IP Right Cessation
-
2008
- 2008-05-29 US US12/155,065 patent/US8231765B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CN1437582A (en) | 2003-08-20 |
EP1289948A1 (en) | 2003-03-12 |
UA75358C2 (en) | 2006-04-17 |
HUP0302039A2 (en) | 2003-09-29 |
EP1903032B1 (en) | 2013-08-14 |
US20040014965A1 (en) | 2004-01-22 |
KR20030013430A (en) | 2003-02-14 |
US20080230368A1 (en) | 2008-09-25 |
US7384518B2 (en) | 2008-06-10 |
EP1289948B1 (en) | 2011-07-13 |
WO2001090065A1 (en) | 2001-11-29 |
RU2230059C1 (en) | 2004-06-10 |
FR2809395A1 (en) | 2001-11-30 |
KR100546988B1 (en) | 2006-01-26 |
ATE516267T1 (en) | 2011-07-15 |
CA2409984A1 (en) | 2001-11-29 |
JP4234928B2 (en) | 2009-03-04 |
PL359094A1 (en) | 2004-08-23 |
SK16592002A3 (en) | 2003-07-01 |
JP2003534321A (en) | 2003-11-18 |
US8231765B2 (en) | 2012-07-31 |
BR0111347B1 (en) | 2013-02-19 |
CN100372835C (en) | 2008-03-05 |
BR0111347A (en) | 2003-04-29 |
EP1903032A1 (en) | 2008-03-26 |
AR028636A1 (en) | 2003-05-21 |
MXPA02011471A (en) | 2004-01-26 |
TWI286543B (en) | 2007-09-11 |
FR2809395B1 (en) | 2002-07-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MK6 | Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase | ||
TH | Corrigenda |
Free format text: IN VOL 16, NO 12, PAGE(S) 2688-2711 UNDER THE HEADING APPLICATIONS LAPSED, REFUSED OR WITHDRAWN PLEASE DELETE ALL REFERENCE TO APPLICATION NO. 51135/00, 55739/00, 55753/00, 58352/00, 64779/00, 11766/01, 14201/01, 18556/01, 20246/01, 20294/01, 22332/01, 35823/01, 36156/01, 37182/01, 46369/01, 48208/01, 48315/01, 50679/01, 52085/01, 52276/01, 56642/01, 60274/01, 60568/01, 60778/01, 62458/01, 62772/01, 62800/01, 64365/01, 65683/01, 66404/01, 67663/01, 69082/01, 69203/01, 69256/01, 69635/01, 69646/01, 70658/01, 70666/01, 74025/01, 74137/01, 74164/01, 74182/01, 74196/01, 74638/01, 75606/01, 77459/01 AND 78421/01 |