KR880008967A - 에틸렌 디클로라이드를 제조하는 방법 - Google Patents

에틸렌 디클로라이드를 제조하는 방법 Download PDF

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Publication number
KR880008967A
KR880008967A KR1019870015689A KR870015689A KR880008967A KR 880008967 A KR880008967 A KR 880008967A KR 1019870015689 A KR1019870015689 A KR 1019870015689A KR 870015689 A KR870015689 A KR 870015689A KR 880008967 A KR880008967 A KR 880008967A
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South Korea
Prior art keywords
fraction
cracking
ethyl chloride
chloride
ethylene dichloride
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KR1019870015689A
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English (en)
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KR900006905B1 (ko
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부스 크리스토프
이.맥콘치 가네트
드레허 에버하르트
Original Assignee
리챠드 지.워터맨
더 다우 케미칼 캄파니
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    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00—Preparation of halogenated hydrocarbons
    • C07C17/07—Preparation of halogenated hydrocarbons by addition of hydrogen halides
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00—Preparation of halogenated hydrocarbons
    • C07C17/093—Preparation of halogenated hydrocarbons by replacement by halogens
    • C07C17/15—Preparation of halogenated hydrocarbons by replacement by halogens with oxygen as auxiliary reagent, e.g. oxychlorination
    • C07C17/152—Preparation of halogenated hydrocarbons by replacement by halogens with oxygen as auxiliary reagent, e.g. oxychlorination of hydrocarbons
    • C07C17/156—Preparation of halogenated hydrocarbons by replacement by halogens with oxygen as auxiliary reagent, e.g. oxychlorination of hydrocarbons of unsaturated hydrocarbons
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C19/00—Acyclic saturated compounds containing halogen atoms
    • C07C19/01—Acyclic saturated compounds containing halogen atoms containing chlorine
    • C07C19/043—Chloroethanes
    • C07C19/045—Dichloroethanes

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Catalysts (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)

Abstract

내용 없음.

Description

에틸렌 디클로라이드를 제조하는 방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명에 따른 방법중 한 양태의 생산공정 일람표이다.

Claims (10)

  1. (a) 에틸렌을 옥시클로로화 반응기 중에서 옥시클로로화 촉매의 존재하에 염화수소 및 산소와 반응 (여기서, 에틸 클로라이드, 또는 에틸 클로라이드와 비닐 클로라이드가 부산물로서 생성된다) 시켜 에틸렌 디클로라이드를 제조하는 옥시클로로화 방법에 있어서, (b) 하나 이상의 단계로, 옥시클로로화 반응기로부터의 유출물을 적어도 (i) 에틸렌 디클로라이드-풍부분획(I) 및 (ii) 에틸 클로라이드-풍부 분획(II) [이러한 경우, 분획(I)은 단계(a)에서 생성된 에틸 클로라이드 총 중량의 50% 미만을 함유하며, 분획(II)중 에틸렌 디클로라이드 및 비닐 클로라이드의 중량의 합은 분획(II)중의 에틸 클로라이드 중량의 30% 미만이다]로 분할한 다음, (c) 분획(II)를 불활성 희석제의 존재 또는 부재하에 크래킹방법(cracking process)으로 처리 [여기서, 분획(II)는 크래킹 전의 분획(II)중 에틸 클로라이드 및 불활성 희석제의 혼합 중량을 기준으로 5% 미만의 에틸렌 디클로라이드 및 비닐 클로라이드를 함유하고, 크래킹 방법은 크래킹 반응기중에서 크래킹 촉때의 존재하에 수행하며, 에틸 클로라이드는 에틸렌 및 염화수소로 전환된다]하는 추가의 단계를 포함함을 특징으로 하는 방법.
  2. 제1항에 있어서, 단계(c)를 250 내지 320℃에서 수행함을 특징으로 하는 방법.
  3. 제1항에 있어서, 단계(c)를 1 내지 8바아의 압력에서 수행함을 특징으로 하는 방법.
  4. 제1항에 있어서, 크래킹 반응기내에서의 에틸 클로라이드의 잔류시간이 5 내지 60초임을 특징으로 하는 방법.
  5. 제1항에 있어서, 단계(c)에 사용되는 크래킹 촉매가 산화 알루미늄임을 특징으로 하는 방법.
  6. 제5항에 있어서, 촉때가 표면적이 10 내지 350㎡/g인 감마-알루미나임을 특징으로 하는 방법.
  7. 제1항에 있어서, 단계(c)를 질소의 존재하에 수행함을 특징으로 하는 방법.
  8. 제1항에 있어서, 에틸 클로라이드-풍부 분획(II)을 단계(c)를 수행하기 전에 30 내지 180℃의 온도 및 1 내지 10바아의 압력에서 1회 또는 2회 증류시킴을 특징으로 하는 방법.
  9. 제1항에 있어서, 단계(c)를 수행하기 전에 에틸클로라이드-풍부 분획(II)로부터 물을 제거함을 특징으로 하는 방법.
  10. 제1항에 있어서, 단계(c)에서 수득된 에틸렌을 방법 단계(a)로 재순환시킴을 특징으로 하는 방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019870015689A 1987-01-03 1987-12-31 에틸렌 디클로라이드를 제조하는 방법 KR900006905B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DEP3700132.9 1987-01-03
DE19873700132 DE3700132A1 (de) 1987-01-03 1987-01-03 Verfahren zum herstellen von ethylendichlorid
DE3700132.9 1987-01-03

Publications (2)

Publication Number Publication Date
KR880008967A true KR880008967A (ko) 1988-09-13
KR900006905B1 KR900006905B1 (ko) 1990-09-24

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Family Applications (1)

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KR1019870015689A KR900006905B1 (ko) 1987-01-03 1987-12-31 에틸렌 디클로라이드를 제조하는 방법

Country Status (9)

Country Link
US (1) US4849562A (ko)
EP (1) EP0275537B1 (ko)
JP (1) JPS63215648A (ko)
KR (1) KR900006905B1 (ko)
CN (1) CN1010009B (ko)
AU (1) AU596486B2 (ko)
CA (1) CA1299203C (ko)
DE (2) DE3700132A1 (ko)
YU (1) YU240587A (ko)

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Also Published As

Publication number Publication date
YU240587A (en) 1988-10-31
CN1010009B (zh) 1990-10-17
JPS63215648A (ja) 1988-09-08
AU596486B2 (en) 1990-05-03
KR900006905B1 (ko) 1990-09-24
US4849562A (en) 1989-07-18
EP0275537A1 (en) 1988-07-27
EP0275537B1 (en) 1989-11-23
JPH0223533B2 (ko) 1990-05-24
DE3761019D1 (en) 1989-12-28
DE3700132C2 (ko) 1989-06-08
CA1299203C (en) 1992-04-21
CN87107411A (zh) 1988-07-13
AU1002988A (en) 1988-07-07
DE3700132A1 (de) 1988-07-14

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