KR920017686A - 분리방법 - Google Patents

분리방법 Download PDF

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Publication number
KR920017686A
KR920017686A KR1019920004181A KR920004181A KR920017686A KR 920017686 A KR920017686 A KR 920017686A KR 1019920004181 A KR1019920004181 A KR 1019920004181A KR 920004181 A KR920004181 A KR 920004181A KR 920017686 A KR920017686 A KR 920017686A
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South Korea
Prior art keywords
fluorocarbons
fluorocarbon
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weight
heavier
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KR1019920004181A
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English (en)
Inventor
존 아담스 스테판
마크 테일러 앤드루
Original Assignee
수잔 제인 젠틀
임페리알 케미칼 인더스트리스 피엘씨
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Application filed by 수잔 제인 젠틀, 임페리알 케미칼 인더스트리스 피엘씨 filed Critical 수잔 제인 젠틀
Publication of KR920017686A publication Critical patent/KR920017686A/ko

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    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00—Preparation of halogenated hydrocarbons
    • C07C17/38—Separation; Purification; Stabilisation; Use of additives
    • C07C17/383—Separation; Purification; Stabilisation; Use of additives by distillation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/14—Fractional distillation or use of a fractionation or rectification column
    • B01D3/143—Fractional distillation or use of a fractionation or rectification column by two or more of a fractionation, separation or rectification step
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00—Preparation of halogenated hydrocarbons
    • C07C17/38—Separation; Purification; Stabilisation; Use of additives
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • 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

Abstract

내용 없음

Description

분리방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 증류 프랜트를 개략적으로 나타낸 것이다.

Claims (9)

  1. HF와 함께 비점이 유사한 공비물을 구성하는 플루오로카본, HF 및 HCl을 함유하고 가벼운 플루오로카본이 상기 무거운 플루오로카본 중량의 20%이하되는 양만큼 존재하는 생성물 스트림을 증류시키기 위한, 생성물스트림을 가벼운상이 HCl을 함유하고 무거운상이 상기 플루오로카본 및 HF를 함유하도록 분리하기위해 메인 중류탑으로 생성물스트림을 주입하고, HF와 상기 플루오로카본의 비점이 비슷한 공비물들을 함유하는 증기 사이드 스트림을 중류탑으로부터 추출하고, 그리고 냉각기가 부착된 정류컬럼속으로 사이드스트림을 주입하고 정류컬럼에서 나온 가벼운상이 더 가벼운 플루오로카본 공비물에 대해 더 무거운 플루오로카본의 중량을 50%이하 함유하도록 하는 정도의 높은 환류비로 작동시키고, 무거운 상은 메인증류탑으로 다시 주입시키는 것으로 구성된 방법.
  2. 제1항에 있어서, 생성물스트림내에 존재하는 더 가벼운 플루오로카본의 양이 더 무거운 플루오로카본 중량의 15% 이하인 방법.
  3. 제1항에 있어서, 생성물스트림내에 존재하는 더 가벼운 플루오로카본의 양이 더 무거운 플루오로카본 중량의 10% 이하인 방법.
  4. 제1항에 있어서, 생성물스트림내에 존재하는 더 가벼운 플루오로카본의 양이 더 무거운 플루오로카본 중량의 3% 이하인 방법.
  5. 제1항 내지 제4항중 어느 한 항에 있어서, 정류컬럼에서 나온 가벼운 상이 더 가벼운 플루오로카본 중량의 40% 이하되는 더 무거운 플루오로카본을 함유하는 방법.
  6. 제1항 내지 제4항중 어느 한 항에 있어서, 정류컬럼에서 나온 가벼운 상이 더 가벼운 플루오로카본 중량의 30% 이하되는 더 무거운 플루오로카본을 함유하는 방법.
  7. 제1항 내지 제4항중 어느 한 항에 있어서, 메인증류탑의 환류비가 2.5 : 1 내지 4 : 1 범위에서 작동되는 방법.
  8. 제1항 내지 제7항중 어느 한 항에 있어서, 더 무거운 플루오로카본이 134a를 함유하고 더 가벼운 플루오로카본이 143a 함유하는 방법.
  9. HF와 함께 비점이 유사한 공비물을 만드는 플루오로카본, HF 및 HCl을 함유하고, 그러한 가벼운 플루오로카본의 양이 상기 더 무거운 플루오로카본의 중량20%이하로 존재하는 생성물스트림을 증류시키는데 사용하기위한, 공급물로서 생성물 스트림을 받고, 생성물스트림이 가벼운 상으로는 HCl을 무거운 상으로는 상기 플루오로카본을 함유하도록 분리시키는 메인증류탑, 냉각기가 부착된 정류컬럼, 상기 플루오로카본 공비물을 함유하는 증기사이드스트림을 메인 증류탑으로부터 추출해내고 그것을 정류컬럼속으로 주입시키는 수단, 그리고 상기 정류컬럼에서 만들어진 무거운 상을 메인증류탑으로 다시 주입시키는 수단, 정류컬럼으로부터 유도된 가벼운 물질이 더 가벼운 플루오로카본 공비물을 기준으로 50중량% 이하되는 더 무거운 플루오로카본 공비물을 함유하도록, 높은 함류율로 작동되도록 배열된 정류컬럼으로 구성된 증류 플랜트.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019920004181A 1991-03-14 1992-03-14 분리방법 KR920017686A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB919105407A GB9105407D0 (en) 1991-03-14 1991-03-14 Separation process
GB9105407.2 1991-03-14

Publications (1)

Publication Number Publication Date
KR920017686A true KR920017686A (ko) 1992-10-21

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Family Applications (1)

Application Number Title Priority Date Filing Date
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Country Status (13)

Country Link
US (1) US5211817A (ko)
EP (1) EP0503771B1 (ko)
JP (1) JPH0578267A (ko)
KR (1) KR920017686A (ko)
CN (1) CN1064859A (ko)
AU (1) AU652219B2 (ko)
CA (1) CA2062013A1 (ko)
DE (1) DE69213515T2 (ko)
ES (1) ES2091402T3 (ko)
GB (2) GB9105407D0 (ko)
IE (1) IE920438A1 (ko)
MY (1) MY106806A (ko)
ZA (1) ZA921058B (ko)

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AU663586B2 (en) * 1992-04-13 1995-10-12 Daikin Industries, Ltd. Method of removing hydrogen fluoride
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WO1996011176A1 (fr) * 1994-10-07 1996-04-18 Daikin Industries, Ltd. Procede permettant de separer du pentafluoroethane et procede de preparation de pentafluoroethane a l'aide dudit procede de separation
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US8075742B2 (en) * 2009-02-27 2011-12-13 Midwest Refrigerants, Llc Apparatus and process for the separation and purification of ideal and non-ideal refrigerant mixtures
CN101890249A (zh) * 2010-07-22 2010-11-24 蓝仁水 一种三馏分精馏分离的节能工艺方法
US8128902B2 (en) 2011-04-12 2012-03-06 Midwest Refrigerants, Llc Method for the synthesis of anhydrous hydrogen halide and anhydrous carbon dioxide
US8043574B1 (en) 2011-04-12 2011-10-25 Midwest Refrigerants, Llc Apparatus for the synthesis of anhydrous hydrogen halide and anhydrous carbon dioxide
CN102345848B (zh) * 2011-06-30 2014-01-29 神华集团有限责任公司 适用于煤基甲醇制丙烯工艺的提高工艺蒸汽塔负荷的方法及系统
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KR101583145B1 (ko) * 2013-07-18 2016-01-07 주식회사 엘지화학 증류 장치
CN108236789B (zh) * 2016-12-27 2021-03-09 中国石油天然气股份有限公司 精馏装置及对pmma原料进行精制的方法
CN109250688B (zh) * 2018-10-17 2020-03-24 杨松 一种制备氟化氢循环流化床脱气装置
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Also Published As

Publication number Publication date
IE920438A1 (en) 1992-09-23
CA2062013A1 (en) 1992-09-15
ZA921058B (en) 1992-11-25
MY106806A (en) 1995-07-31
CN1064859A (zh) 1992-09-30
EP0503771B1 (en) 1996-09-11
AU1086792A (en) 1992-09-17
AU652219B2 (en) 1994-08-18
EP0503771A1 (en) 1992-09-16
ES2091402T3 (es) 1996-11-01
DE69213515T2 (de) 1997-02-06
US5211817A (en) 1993-05-18
GB9105407D0 (en) 1991-05-01
GB9202257D0 (en) 1992-03-18
DE69213515D1 (de) 1996-10-17
JPH0578267A (ja) 1993-03-30

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