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KR930701377A - 아세트산 무수물 및 아세트산 정제방법 - Google Patents

아세트산 무수물 및 아세트산 정제방법

Info

Publication number
KR930701377A
KR930701377A KR1019930700430A KR930700430A KR930701377A KR 930701377 A KR930701377 A KR 930701377A KR 1019930700430 A KR1019930700430 A KR 1019930700430A KR 930700430 A KR930700430 A KR 930700430A KR 930701377 A KR930701377 A KR 930701377A
Authority
KR
South Korea
Prior art keywords
mixture
acetic acid
acetic anhydride
acetic
less
Prior art date
Application number
KR1019930700430A
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English (en)
Other versions
KR100213558B1 (ko
Inventor
브렌트 알란 테난트
마이클 로이 쿠쉬만
레기나 미셀 몬셔
조셉 로버트 조일러
Original Assignee
제이.제프리 하울리
이스트만 코닥 컴퍼니
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Publication of KR930701377A publication Critical patent/KR930701377A/ko
Application granted granted Critical
Publication of KR100213558B1 publication Critical patent/KR100213558B1/ko

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42—Separation; Purification; Stabilisation; Use of additives
    • C07C51/487—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to chemical modification
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C53/00—Saturated compounds having only one carboxyl group bound to an acyclic carbon atom or hydrogen
    • C07C53/12—Acetic anhydride
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/54—Preparation of carboxylic acid anhydrides
    • C07C51/573—Separation; Purification; Stabilisation; Use of additives

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)

Abstract

본원은 아세트산 무수물 제조설비에서 메틸 아이오다이드와 메틸 아세테이트및/또는 디메틸 에테르를 포함하는 혼합물의 카본 모노옥사이드와의 접촉결과로 생기는 아세트산 무수물과 아세트산으로 이루어지는 혼합물의 정제방법에 관한다.
순차적 퍼옥사이드 및 하이드로겐 처리를 포함하는 본원 방법은(아이오다인 함량과 환원물질 및 컬러값에 관련한)시판규격을 만족시켜 주는 아세트산 무수물과 아세트산을 생산한다.

Description

아세트산 무수물 및 아세트산 정제방법.
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (5)

  1. 아세트산 무수물과 아세트산으로 이루어진 혼합물(메틸 아이오다이드와 메틸 아세테이트 및/또는 디메틸에테르를 포함하는 혼합물을 카본 모노옥사이드와 접촉 시켜 얻는) (1)퍼옥사이드(2)지지팔라듐 촉매 존재하 하드로겐과 접촉시키고, 계속해서, 이 혼합물을 분리, 아세트산 무수물과 아세트산(각각이(i)20ppb 또 그 이하의 아이오다인을 함유하고, (ii)환원물질 테스트값 30분 또는 이상을 지니며, (iii)ASTM D 1209-84로 결정한 컬러값 10 또는 그 이하를 지니는)을 얻는 것을 포함하는 방법.
  2. 제1항에 있어서, 상기 퍼옥사이드가 하이드로겐 퍼옥사이드인 방법.
  3. 제1항에 있어서, 아세트산 무수물과 아세트산으로 이루어진 혼합물을(1)온도 50내지 200℃, 압력 0.05내지 10바(bar)에서 하이드로겐 퍼옥사이드와 그리고(2)온도 25내지 225℃, 압력 0.05내지 50바에서 카본부착 팔라듐 촉매(palladiurn on catalyst)존재하에 수소와 접촉시키는 방법.
  4. 아세트산 무수물과 아세트산으로 이루어진 혼합물(메틸 아이오다이드와 메틸 아세테이트 및/또는 디메틸 에테르를 포함하는 혼합물을 카본 모노옥사이드와 접촉시켜 얻은)을(1)온도 110내지 150℃, 압력0.5내지2.5바에서 카본부착 필라듐 촉매 또는지지 팔라듐 촉매존재하 하이드로겐과 접촉시키고, 계속해서, 이 혼합물을 분리, 아세트산 무수물과 아세트산(각각이(i)20ppb 또는 그 이하의 아이오다인을 함유하고, (ii)환원물질 테스트값 30분 또는 이상을 지니며, (iii)ASTM D 1209-84로 결정한 컬러값 10 또는 그 이하를 지니는)을 얻는 것을 포함하는 방법.
  5. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019930700430A 1990-08-15 1991-08-09 아세트산 무수물 및 아세트산 정제방법 KR100213558B1 (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US56785490A 1990-08-15 1990-08-15
US7/567.854 1990-08-15
US567.854 1990-08-15
US567,854 1990-08-15
PCT/US1991/005668 WO1992003403A1 (en) 1990-08-15 1991-08-09 Process for the purification of acetic anhydride and acetic acid

Publications (2)

Publication Number Publication Date
KR930701377A true KR930701377A (ko) 1993-06-11
KR100213558B1 KR100213558B1 (ko) 1999-08-02

Family

ID=24268910

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019930700430A KR100213558B1 (ko) 1990-08-15 1991-08-09 아세트산 무수물 및 아세트산 정제방법

Country Status (9)

Country Link
EP (1) EP0543937B1 (ko)
JP (1) JP3066978B2 (ko)
KR (1) KR100213558B1 (ko)
CN (1) CN1030448C (ko)
AT (1) ATE133650T1 (ko)
CA (1) CA2088973C (ko)
DE (1) DE69116879T2 (ko)
WO (1) WO1992003403A1 (ko)
ZA (1) ZA916463B (ko)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9100216D0 (en) * 1991-01-05 1991-02-20 Bp Chem Int Ltd Process
US5097069A (en) * 1991-04-08 1992-03-17 Eastman Kodak Company Process for decomposing α,β-unsaturated carbonyl compounds in refining acetic anhydride and/or acetic acid
US9415366B2 (en) * 2012-12-31 2016-08-16 Eastman Chemical Company Systems and methods for processing variable acetyl streams
US9907305B2 (en) 2016-03-22 2018-03-06 Solvay Sa Production of disinfecting solutions
CN110072836A (zh) * 2016-12-19 2019-07-30 沙特基础工业全球技术有限公司 纯化乙酸的方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2901359A1 (de) * 1979-01-15 1980-07-24 Basf Ag Verfahren zur entfernung von jod aus organischen verbindungen
DE3331548A1 (de) * 1983-09-01 1985-03-21 Hoechst Ag, 6230 Frankfurt Verfahren zur abtrennung von jod und dessen verbindungen aus den bei der carbonylierung von dimethylether, methylacetat oder methanol erhaltenen carbonylierungsprodukten
US4792420A (en) * 1985-07-24 1988-12-20 Eastman Kodak Company Purification of carboxylic acid anhydrides
DE3534070A1 (de) * 1985-09-25 1987-04-02 Hoechst Ag Verfahren zur abtrennung von jod und dessen verbindungen aus den bei der carbonylierung von dimethylether, methylacetat oder methanol erhaltenen carbonylierungsprodukten
DE3612504A1 (de) * 1985-09-30 1987-04-09 Hoechst Ag Verfahren zur abtrennung von jod und dessen verbindungen aus den bei der carbbonylierung von dimethylether, methylacetat oder methanol erhaltenden carbonylierungsprodukten

Also Published As

Publication number Publication date
ZA916463B (en) 1993-04-28
CA2088973A1 (en) 1992-02-16
DE69116879T2 (de) 1996-06-20
JPH06502397A (ja) 1994-03-17
EP0543937A1 (en) 1993-06-02
JP3066978B2 (ja) 2000-07-17
WO1992003403A1 (en) 1992-03-05
KR100213558B1 (ko) 1999-08-02
DE69116879D1 (de) 1996-03-14
CN1030448C (zh) 1995-12-06
CN1058955A (zh) 1992-02-26
EP0543937B1 (en) 1996-01-31
ATE133650T1 (de) 1996-02-15
CA2088973C (en) 1998-09-29

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