KR920009744A - 혼합된 알데하이드 생성물의 개선된 분리방법 - Google Patents

혼합된 알데하이드 생성물의 개선된 분리방법 Download PDF

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KR920009744A
KR920009744A KR1019910019796A KR910019796A KR920009744A KR 920009744 A KR920009744 A KR 920009744A KR 1019910019796 A KR1019910019796 A KR 1019910019796A KR 910019796 A KR910019796 A KR 910019796A KR 920009744 A KR920009744 A KR 920009744A
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aldehyde
weight
product mixture
liquid
starting material
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KR1019910019796A
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KR960004888B1 (ko
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다니엘 소렌슨 커크
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티모시 엔. 비숍
유니온 카바이드 케미칼즈 앤드 플라스틱스 캄파니 인코포레이티드
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    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C47/00—Compounds having —CHO groups
    • C07C47/02—Saturated compounds having —CHO groups bound to acyclic carbon atoms or to hydrogen
    • 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
    • C07C45/49—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reaction with carbon monoxide
    • C07C45/50—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reaction with carbon monoxide by oxo-reactions
    • 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
    • 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
    • Y10S203/20—Power plant

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)

Abstract

내용 없음.

Description

혼합된 알데하이드 생성물의 개선된 분리방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
도면은 조알데하이디 생성물 혼합물을 증류하여 동시에 및 각각 정제된 측쇄 및 직쇄 알데하이드를 회수하기 위한 증류 컬럼의 양태를 도시한 도면이다.

Claims (7)

  1. 필수적으로 생성물 혼합물의 총 중량을 기준으로 하여 약 95 내지 약 99.95중량%의 C4알데하이드 및 C5알데하이드로 이루어진 그룹으로부터 선택된 직쇄 및 측쇄 알데하이디 및 필수적으로 유기 중량체(heavies)로 이루어진 잔여량으로 이루어진 액체 조 알데하이드 생성물 혼합물인 출발 물질을 증류 컬럼에 가하고 액체 조 알데하이드 생성물을 증류 컬럼에서 액체 알데하이드 생성물 혼합물인 출발 물질중에 존재하는 직쇄 알데하이드의 정상 비점 이상인 약 1℃내지 약 35℃의 기준 온도에서 증류시켜(I)증류 컬럼의 상부 또는 그 근처에서 회수되고 필수적으로 정제된 측쇄 알데하이드로 이루어진 액체 알데하이드 생성물 스트립 및 (II)필수적으로 액체 조 알데하이드 생성물 혼합물인 출발 물질에 존재한느 직쇄 알데하이드 양의 약 70중량%이하 및 액체 조알데하이드 생성물 혼합물인 출발 물질에 존재하는 유기 중량체 양의 33중량%미만인 정제된 직쇄알데하이드로 이루어진 증발된 알데하이드 생성물 스트립 및 (Ⅲ)증류 컬럼의 기저 또는 그 근처에서 회수되고 필수적으로 직쇄 알데하이드로 이루어진 잔여의 정제된 액체 알데하이드(여기서, 회수된 정제된 액체 알데하이드에 존재하는 유기 중량체의 양은 증류 컬럼에 공급된 알데하이드 총 중량의 약 1중량%미만과 액체 조 알데하이드생성물 혼합물인 출발 물질에 존재하는 유기 중량체 양의 약 67중량%이상의 합이다)를 수득함을 특징으로 하여, 액체 조 알데하이드 생성물 혼합물을 정제하는 방법.
  2. 제1항에 있어서, 직쇄 알데하이드의 정상 비점 이상인 약 10℃내지 약 35℃의 기준 온도에서 증류시키는 방법.
  3. 제2항에 있어서, 조 알데하이드 생성물 혼합물인 출발 물질의 알데하이드가 n－부탄알 및 이소 부탄일인 방법.
  4. 제2항에 있어서, 조 알데하이드 생성물 혼합물인 출발 물질의 알데하이드가 n－부탄알 및 측쇄 펜탄알인 방법.
  5. 제1항에 있어서, 약 1내지 30psing의 상부(top)압력에서 증류시키는 방법.
  6. 제3항에 있어서, 약 1내지 15psing의 상부 압력에서 증류시키는 방법.
  7. 제4항에 있어서, 약 1내지 15psing의 상부 압력에서 증류시키는 방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019910019796A 1990-11-09 1991-11-08 혼합된 알데하이드 생성물의 개선된 분리방법 KR960004888B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/611,080 1990-11-09
US07/611,080 US5102505A (en) 1990-11-09 1990-11-09 Mixed aldehyde product separation by distillation

Publications (2)

Publication Number Publication Date
KR920009744A true KR920009744A (ko) 1992-06-25
KR960004888B1 KR960004888B1 (ko) 1996-04-16

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US (1) US5102505A (ko)
EP (1) EP0484977B1 (ko)
JP (1) JPH0739365B2 (ko)
KR (1) KR960004888B1 (ko)
CN (1) CN1029124C (ko)
AR (1) AR246945A1 (ko)
AT (1) ATE127442T1 (ko)
AU (1) AU636069B2 (ko)
BR (1) BR9104837A (ko)
CA (1) CA2055233C (ko)
CS (1) CS339891A3 (ko)
DE (1) DE69112772T2 (ko)
FI (1) FI915293A (ko)
HU (1) HUT61518A (ko)
MX (1) MX9101976A (ko)
NO (1) NO914369L (ko)
PL (1) PL166572B1 (ko)
RO (1) RO111075B1 (ko)
YU (1) YU178291A (ko)
ZA (1) ZA918887B (ko)

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DE69112772D1 (de) 1995-10-12
HUT61518A (en) 1993-01-28
DE69112772T2 (de) 1996-04-25
AU636069B2 (en) 1993-04-08
NO914369L (no) 1992-05-11
FI915293A0 (fi) 1991-11-08
CA2055233A1 (en) 1992-05-10
JPH04273841A (ja) 1992-09-30
ATE127442T1 (de) 1995-09-15
AR246945A1 (es) 1994-10-31
RO111075B1 (ro) 1996-06-28
EP0484977A3 (en) 1992-08-19
CA2055233C (en) 2000-10-10
HU913516D0 (en) 1992-01-28
KR960004888B1 (ko) 1996-04-16
FI915293A (fi) 1992-05-10
ZA918887B (en) 1992-08-26
NO914369D0 (no) 1991-11-08
US5102505A (en) 1992-04-07
YU178291A (sh) 1994-04-05
BR9104837A (pt) 1992-06-23
CN1029124C (zh) 1995-06-28
EP0484977B1 (en) 1995-09-06
MX9101976A (es) 1992-07-08
CS339891A3 (en) 1992-05-13
EP0484977A2 (en) 1992-05-13
AU8770491A (en) 1992-05-14
PL292329A1 (en) 1992-07-13
CN1061589A (zh) 1992-06-03
PL166572B1 (pl) 1995-06-30
JPH0739365B2 (ja) 1995-05-01

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