KR100888565B1 - 시클로헥사논 옥심의 증발 방법 - Google Patents
시클로헥사논 옥심의 증발 방법 Download PDFInfo
- Publication number
- KR100888565B1 KR100888565B1 KR1020020016442A KR20020016442A KR100888565B1 KR 100888565 B1 KR100888565 B1 KR 100888565B1 KR 1020020016442 A KR1020020016442 A KR 1020020016442A KR 20020016442 A KR20020016442 A KR 20020016442A KR 100888565 B1 KR100888565 B1 KR 100888565B1
- Authority
- KR
- South Korea
- Prior art keywords
- cyclohexanone oxime
- evaporator
- evaporation
- solvent
- oxime
- Prior art date
Links
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C251/00—Compounds containing nitrogen atoms doubly-bound to a carbon skeleton
- C07C251/32—Oximes
- C07C251/34—Oximes with oxygen atoms of oxyimino groups bound to hydrogen atoms or to carbon atoms of unsubstituted hydrocarbon radicals
- C07C251/44—Oximes with oxygen atoms of oxyimino groups bound to hydrogen atoms or to carbon atoms of unsubstituted hydrocarbon radicals with the carbon atom of at least one of the oxyimino groups being part of a ring other than a six-membered aromatic ring
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D1/00—Evaporating
- B01D1/06—Evaporators with vertical tubes
- B01D1/065—Evaporators with vertical tubes by film evaporating
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C249/00—Preparation of compounds containing nitrogen atoms doubly-bound to a carbon skeleton
- C07C249/04—Preparation of compounds containing nitrogen atoms doubly-bound to a carbon skeleton of oximes
- C07C249/14—Separation; Purification; Stabilisation; Use of additives
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2601/00—Systems containing only non-condensed rings
- C07C2601/12—Systems containing only non-condensed rings with a six-membered ring
- C07C2601/14—The ring being saturated
Abstract
Description
Claims (5)
- 유하식 박막 증발기를 사용하여, 시클로헥사논 옥심을 1,060 Torr 미만의 압력에서, 증발기 하단의 증발면의 원주 둘레 1 m 당 170 ㎏/시 이상의 시클로헥사논 옥심의 유하 속도로 증발시키는 방법.
- 제 1 항에 있어서, 시클로헥사논 옥심을 이의 혼합물 형태의 용매와 함께 증발시키는 방법.
- 제 2 항에 있어서, 용매가 알코올인 방법.
- 제 1 항 또는 제 2 항에 있어서, 증발되지 않은 시클로헥사논 옥심을 유하식 박막 증발기로 순환시키는 방법.
- 제 1 항 또는 제 2 항에 있어서, 시클로헥사논 옥심을 불활성 기체의 존재하에서 증발시키는 방법.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2001093361A JP4223694B2 (ja) | 2001-03-28 | 2001-03-28 | シクロヘキサノンオキシムの蒸発方法 |
JPJP-P-2001-00093361 | 2001-03-28 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20020077108A KR20020077108A (ko) | 2002-10-11 |
KR100888565B1 true KR100888565B1 (ko) | 2009-03-19 |
Family
ID=18947701
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020020016442A KR100888565B1 (ko) | 2001-03-28 | 2002-03-26 | 시클로헥사논 옥심의 증발 방법 |
Country Status (7)
Country | Link |
---|---|
US (1) | US7071360B2 (ko) |
EP (1) | EP1245559A1 (ko) |
JP (1) | JP4223694B2 (ko) |
KR (1) | KR100888565B1 (ko) |
CN (1) | CN1285568C (ko) |
SG (1) | SG103849A1 (ko) |
TW (1) | TW581753B (ko) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE602004032128D1 (de) * | 2003-05-23 | 2011-05-19 | Dsm Ip Assets Bv | Kontinuierliches verfahren zur herstellung von caprolactam |
JP4961119B2 (ja) * | 2005-07-22 | 2012-06-27 | 住友化学株式会社 | ミスト分離装置およびこれを用いたε―カプロラクタムの製造方法 |
EP1985609B1 (en) | 2007-03-29 | 2010-09-01 | Sumitomo Chemical Company, Limited | Method for recovering cyclohexanone oxime |
JP5236273B2 (ja) * | 2007-03-29 | 2013-07-17 | 住友化学株式会社 | シクロヘキサノンオキシムの回収方法 |
SG11201401106PA (en) * | 2011-10-17 | 2014-10-30 | Sumitomo Chemical Co | PRODUCTION METHOD FOR e-CAPROLACTAM |
CN103055526B (zh) * | 2011-10-24 | 2015-07-01 | 中国石油化工股份有限公司 | 一种蒸发环己酮肟的方法 |
JP2013141658A (ja) * | 2012-01-12 | 2013-07-22 | Sumitomo Chemical Co Ltd | 蒸発装置、蒸発システム及び蒸発方法 |
CN112079759A (zh) * | 2020-09-02 | 2020-12-15 | 浙江恒澜科技有限公司 | 己内酰胺的生产装置和生产方法 |
CN114478309A (zh) * | 2022-02-24 | 2022-05-13 | 江苏扬农化工集团有限公司 | 一种环己酮肟蒸汽的制备方法及己内酰胺的制备方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3210338A (en) * | 1961-06-10 | 1965-10-05 | Basf Ag | Process for the conversion of cyclic ketoximes |
JPS5337641A (en) * | 1976-09-15 | 1978-04-06 | Bayer Ag | Method of vaporizing cyclohexanone oxim |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1126358B (de) | 1959-01-29 | 1962-03-29 | Wiegand Appbau G M B H | Vorrichtung zur gleichmaessigen Verteilung der Fluessigkeit auf die Heizrohre eines Gleich- und Fallstromverdampfers |
CH378290A (de) * | 1960-01-29 | 1964-06-15 | Wiegand Apparatebau Gmbh | Verfahren und Vorrichtung zur gleichmässigen Verteilung der einzudampfenden Flüssigkeit auf die Heizrohre eines Fallstromverdampfers |
DK125488B (da) | 1969-05-30 | 1973-02-26 | L Mortensen | Rørformet ekspansionsdybellegeme eller lignende befæstigelsesorgan og fremgangsmåde til fremstilling af dette. |
DE2915360A1 (de) | 1979-04-14 | 1980-10-30 | Basf Ag | Verfahren zur herstellung von caprolactam |
JP3309413B2 (ja) * | 1992-01-10 | 2002-07-29 | 住友化学工業株式会社 | シクロアルカノンオキシムの熱分解抑制方法 |
-
2001
- 2001-03-28 JP JP2001093361A patent/JP4223694B2/ja not_active Expired - Fee Related
-
2002
- 2002-03-15 SG SG200201437A patent/SG103849A1/en unknown
- 2002-03-19 TW TW091105137A patent/TW581753B/zh not_active IP Right Cessation
- 2002-03-25 EP EP02006639A patent/EP1245559A1/en not_active Withdrawn
- 2002-03-26 US US10/105,321 patent/US7071360B2/en not_active Expired - Fee Related
- 2002-03-26 KR KR1020020016442A patent/KR100888565B1/ko active IP Right Grant
- 2002-03-26 CN CNB021085528A patent/CN1285568C/zh not_active Expired - Lifetime
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3210338A (en) * | 1961-06-10 | 1965-10-05 | Basf Ag | Process for the conversion of cyclic ketoximes |
JPS5337641A (en) * | 1976-09-15 | 1978-04-06 | Bayer Ag | Method of vaporizing cyclohexanone oxim |
Also Published As
Publication number | Publication date |
---|---|
CN1285568C (zh) | 2006-11-22 |
US20020143181A1 (en) | 2002-10-03 |
TW581753B (en) | 2004-04-01 |
KR20020077108A (ko) | 2002-10-11 |
EP1245559A1 (en) | 2002-10-02 |
US7071360B2 (en) | 2006-07-04 |
JP2002284752A (ja) | 2002-10-03 |
SG103849A1 (en) | 2004-05-26 |
JP4223694B2 (ja) | 2009-02-12 |
CN1379021A (zh) | 2002-11-13 |
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