KR910018332A - 시클로헥사논 및 시클로헥산올의 혼합물로부터 불순물의 제거 방법 - Google Patents

시클로헥사논 및 시클로헥산올의 혼합물로부터 불순물의 제거 방법 Download PDF

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KR910018332A
KR910018332A KR1019910005529A KR910005529A KR910018332A KR 910018332 A KR910018332 A KR 910018332A KR 1019910005529 A KR1019910005529 A KR 1019910005529A KR 910005529 A KR910005529 A KR 910005529A KR 910018332 A KR910018332 A KR 910018332A
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South Korea
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distillation column
torr
distillation
upper pressure
cyclohexanone
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KR1019910005529A
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KR0127674B1 (ko
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가즈오 단
가즈히로 후지이
미찌오 나까무라
가즈나오 하나다
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에또 다께또시
미쓰비시가세이 가부시끼가이샤
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    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/27—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation
    • C07C45/32—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen
    • C07C45/33—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of CHx-moieties
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
    • C07C29/74—Separation; Purification; Use of additives, e.g. for stabilisation
    • C07C29/76—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment
    • C07C29/80—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment by distillation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/78—Separation; Purification; Stabilisation; Use of additives
    • C07C45/81—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation
    • C07C45/82—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation by distillation
    • 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

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

Abstract

내용 없음

Description

시클로헥사논 및 시클로헥산올의 혼합물로부터 불순물의 제거 방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 실행을 위한 실시양태를 나타낸 순서도이다. 제2도는 비교예 1에서의 실시양태를 나타내는 순서도이다.

Claims (9)

  1. 시클로헥산의 산화에 의해 제조된 시클로헥사논 및 시클로헥산올의 혼합물로 부터 불순물을 제거함에 있어서, (a) 시클로헥사논 및 시클로헥산올의 혼합물을 제1증류컬럼에 공급하여 저-비점 성분을 증류제거하고; (b) 제1증류컬럼의 하부액을 제2증류컬럼에 공급하여 시클로헥사논을 증류제거하고; (c) 제2증류컬럼의 하부액을 제3증류컬럼에 공급하여 주로 시클로 헥산올로 구성된 성분을 증류제거하고; (d) 제3증류컬럼의 증류액을 탈수소 반응대역을 거쳐 제1증류컬럼으로 순환시키는 것을 구성된 방법에 있어서, (e) 제1, 제2 및 제3증류컬럼의 상부 압력을 20∼400 토르로 유지하고; (f) 제2증류컬럼의 하부액의 일부를 상부 압력이 500∼2500 토르인 제4증류컬럼에 공급하여 저-비점 성분을 증류제거하고; (g) 제4증류컬럼의 증류액을 제1증류컬럼, 제2증류컬럼, 제3증류컬럼 및 탈수소 반등대역으로 구성된 군으로 부터 선택되는 적어도 하나의 단계로 순환시키고; (h) 제3 및 제4증류컬럼의 하부액을 순환계로 부터 제거하는 것을 특징으로 하는 방법.
  2. 제1항에 있어서, 제1, 제2 및 제3증류컬럼의 상부압력이 순차적으로 저하되는 방법.
  3. 제1항에 있어서, 제1증류컬럼의 상부압력이 200∼400 토르, 제2증류컬럼의 상부압력이 50∼200 토르이고, 제3증류컬럼의 상부압력이 20∼100 토르인 방법.
  4. 제1항에 있어서, 상부온도가 70∼130℃인 방법.
  5. 제1항에 있어서, 제2증류컬럼의 하부액 0.1∼10%를 제4증류컬럼에 공급하는 방법.
  6. 제1항에 있어서, 제4증류컬럼의 증류액을 제3증류컬럼의 증류액과 함께 탈수소 반응대역에 공급하는 방법.
  7. 제1항에 있어서, 제4증류컬럼의 상부압력이 600∼1000토르인 방법.
  8. 제1항에 있어서, 제4증류컬럼이 상부온도가 150∼220℃인 방법.
  9. 제1항에 있어서, 탈수소 반응을 탈수소 반응대역에서 구리-함유 고정상 촉매를 사용하여 중기상으로 수행하는 방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개되는 것임.
KR1019910005529A 1990-04-06 1991-04-06 시클로헥사논 및 시클로헥산올의 혼합물로 부터 불순물의 제거방법 KR0127674B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2091639A JPH06104637B2 (ja) 1990-04-06 1990-04-06 シクロヘキサノン及びシクロヘキサノールの混合物から不純物を除去する方法
JP91639/90 1990-04-06

Publications (2)

Publication Number Publication Date
KR910018332A true KR910018332A (ko) 1991-11-30
KR0127674B1 KR0127674B1 (ko) 1998-04-03

Family

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KR1019910005529A KR0127674B1 (ko) 1990-04-06 1991-04-06 시클로헥사논 및 시클로헥산올의 혼합물로 부터 불순물의 제거방법

Country Status (5)

Country Link
US (1) US5168983A (ko)
EP (1) EP0450498B1 (ko)
JP (1) JPH06104637B2 (ko)
KR (1) KR0127674B1 (ko)
DE (1) DE69106195T2 (ko)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0785188A4 (en) 1995-07-20 1998-12-02 Mitsubishi Chem Corp METHOD FOR PRODUCING YPSILON CAPROLACTAM
JP4451939B2 (ja) * 1999-02-19 2010-04-14 ダイセル化学工業株式会社 シクロアルカノンの製造方法
US6255533B1 (en) 1999-11-09 2001-07-03 Basf Corporation Process for the recovery of cyclohexanone and cyclohexanol from cyclohexanone production distillation bottoms
KR20020084746A (ko) * 2001-05-02 2002-11-11 재원산업 주식회사 폐사이클로헥사논의 정제방법
FR2878847B1 (fr) * 2004-12-07 2007-01-05 Rhodia Chimie Sa Procede de preparation de cyclohexanone
EA017568B1 (ru) * 2007-12-20 2013-01-30 ДСМ АйПи АССЕТС Б.В. Способ получения циклогексанона с удалением примесей
SG187157A1 (en) 2010-09-14 2013-02-28 Exxonmobil Chem Patents Inc Cyclohexanone compositions
CN104909984B (zh) * 2015-06-10 2016-08-17 中国天辰工程有限公司 一种从环己酮装置废液中回收环己醇的方法
US20180186715A1 (en) 2015-07-29 2018-07-05 Exxonmobil Chemical Patents Inc. Cyclohexanone Compositions and Processes for Making Such Compositions
US10259765B2 (en) 2015-07-31 2019-04-16 Exxonmobil Chemical Patents Inc. Process for making cyclohexanone
WO2017023429A1 (en) 2015-07-31 2017-02-09 Exxonmobil Chemical Patents Inc. Process for making cyclohexanone
CN105218342B (zh) * 2015-10-15 2017-09-19 李国涛 一种环己醇脱氢生产环己酮的工艺方法
WO2019005274A1 (en) 2017-06-28 2019-01-03 Exxonmobil Chemical Patents Inc. PROCESS FOR PRODUCTION OF CYCLOHEXANONE
WO2019005276A1 (en) 2017-06-28 2019-01-03 Exxonmobil Chemical Patents Inc. PRODUCTS CONTAINING CYCLOHEXANONE AND METHODS OF MAKING THE SAME
US10941099B2 (en) 2017-06-28 2021-03-09 Exxonmobil Chemical Patents Inc. Cyclohexanone-containing products and processes for making the same
CN114315522B (zh) * 2021-12-31 2024-02-13 昌德新材科技股份有限公司 环己醇的提纯方法及环己酮的制备方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2873296A (en) * 1958-02-28 1959-02-10 Allied Chem Cyclohexanone
DE1233858B (de) * 1959-12-16 1967-02-09 Basf Ag Verfahren zur Gewinnung von reinem Cyclohexanon und Cyclohexanol
BE790104A (fr) * 1971-10-14 1973-04-13 Stamicarbon Procede continu d'obtention de cyclohexanone
NL7904651A (nl) * 1979-06-14 1980-12-16 Stamicarbon Werkwijze voor het verwijderen van alkalimetaalcarboxy- laten uit cycloalkanon en cycloalkanol bevattende meng- sels verkregen bij oxidatie van cycloalkanen.
JPS6039656A (ja) * 1983-08-12 1985-03-01 Canon Inc マイクロカプセル絶縁性非磁性トナ−

Also Published As

Publication number Publication date
JPH03291246A (ja) 1991-12-20
JPH06104637B2 (ja) 1994-12-21
EP0450498A1 (en) 1991-10-09
DE69106195D1 (de) 1995-02-09
DE69106195T2 (de) 1995-08-10
EP0450498B1 (en) 1994-12-28
KR0127674B1 (ko) 1998-04-03
US5168983A (en) 1992-12-08

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