KR890003724A - 증류에 의한 테트라히드로푸란의 정제방법 - Google Patents

증류에 의한 테트라히드로푸란의 정제방법 Download PDF

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Publication number
KR890003724A
KR890003724A KR1019880010306A KR880010306A KR890003724A KR 890003724 A KR890003724 A KR 890003724A KR 1019880010306 A KR1019880010306 A KR 1019880010306A KR 880010306 A KR880010306 A KR 880010306A KR 890003724 A KR890003724 A KR 890003724A
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South Korea
Prior art keywords
column
tetrahydrofuran
distillation
purification method
initial
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Application number
KR1019880010306A
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English (en)
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KR960005462B1 (ko
Inventor
파름 크리스토프
헤르만 후흘러 오토
퍼셀 울리히-디터
홀보른 에르트만
쉬미트 디터
Original Assignee
리히터스, 바르츠
바스프 악티엔게젤샤프트
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Application filed by 리히터스, 바르츠, 바스프 악티엔게젤샤프트 filed Critical 리히터스, 바르츠
Publication of KR890003724A publication Critical patent/KR890003724A/ko
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    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
    • C07D307/02—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings
    • C07D307/04—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having no double bonds between ring members or between ring members and non-ring members
    • C07D307/06—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having no double bonds between ring members or between ring members and non-ring members with only hydrogen atoms or radicals containing only hydrogen and carbon atoms, directly attached to ring carbon atoms
    • C07D307/08—Preparation of tetrahydrofuran

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

Abstract

내용 없음

Description

증류에 의한 테트라히드로푸란의 정제방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
본도는 본 발명의 방법으로 구현시킨 개략도.

Claims (2)

  1. 초기 테트라히드로푸란을 세개의 증류컬럼을 통과시키고, 물은 제1컬럼의 바닥으로부터 제거시키고, 물을 함유하는 테트라히드로푸란은 제2컬럼의 상부로부터 제1컬럼으로 재순환시키고, 순수한 테트라히드로푸란은 제2컬럼의 바닥생성물로부터 제3컬럼에서 증류시킴에 있어서, 제1컬럼의 측면 흐름은 제2컬럼으로 들어가도록하고, 제3컬럼의 상부 생성물은 제1컬럼으로 재순환시키고, 증류물은 제1컬럼의 상부에서 제거시키고, 순수한 테트라히드로푸란을 제3컬럼의 측면 도관으로부터 얻음을 특징으로 하는, 물을 함유하는 초기 테트라히드로푸란을 증류에 의해 정제하기 위한 방법.
  2. 제1항에 있어서, 50중량% 이하의 테트라히드로푸란을 함유하는 증류물을 제1컬럼의 상부에서 제거시킴을 특징으로 하는 방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019880010306A 1987-08-12 1988-08-12 증류에의한 테트라히드 로푸란의 정제방법 KR960005462B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19873726805 DE3726805A1 (de) 1987-08-12 1987-08-12 Verfahren zur destillativen reinigung von tetrahydrofuran
DE3726805 1987-08-12
DEP3726805.8 1987-08-12

Publications (2)

Publication Number Publication Date
KR890003724A true KR890003724A (ko) 1989-04-17
KR960005462B1 KR960005462B1 (ko) 1996-04-25

Family

ID=6333579

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019880010306A KR960005462B1 (ko) 1987-08-12 1988-08-12 증류에의한 테트라히드 로푸란의 정제방법

Country Status (6)

Country Link
US (1) US4912236A (ko)
EP (1) EP0306707B1 (ko)
JP (1) JP2513798B2 (ko)
KR (1) KR960005462B1 (ko)
DE (2) DE3726805A1 (ko)
ES (1) ES2019127B3 (ko)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8917864D0 (en) * 1989-08-04 1989-09-20 Davy Mckee London Process
DE4005295A1 (de) * 1990-02-20 1991-08-22 Basf Ag Verfahren zur gewinnung von tetrahydrofuran aus gemischen, die tetrahydrofuran, 1,4-butandiol, (gamma)-butyrolacton und bernsteinsaeureester enthalten
DE4005293A1 (de) * 1990-02-20 1991-08-22 Basf Ag Verfahren zur herstellung von tetrahydrofuran und -butyrolacton
DE4202564A1 (de) * 1992-01-30 1993-08-05 Basf Ag Verfahren zur trennung eines gemisches aus tetrahydrofuran und wasser in seine bestandteile
US5872266A (en) * 1996-09-27 1999-02-16 Mitsubishi Gas Chemical Co., Inc. Process for producing 3-methyltetrahydrofuran
US6159345A (en) * 1998-11-06 2000-12-12 Mitsubishi Chemical America, Inc. Method and apparatus for recovering and/or recycling solvents
JP3275000B2 (ja) * 2000-03-07 2002-04-15 國新産業株式会社 通気性被膜の形成方法
DE10021703A1 (de) * 2000-05-04 2001-11-08 Basf Ag Verfahren zur destillativen Trennung von Tetrahydrofuran, gamma-Butyrolacton und/oder 1,4-Butandiol enthaltenden Gemischen
DE10209632A1 (de) 2002-03-02 2003-09-11 Basf Ag Verfahren zur destillativen Aufarbeitung von Tetrahydrofuran
DE102004047201A1 (de) 2004-09-29 2006-03-30 Basf Ag Verfahren zur destillativen Aufarbeitung von Tetrahydrofuran
KR101398614B1 (ko) * 2009-10-30 2014-05-23 가부시키가이샤 히타치세이사쿠쇼 테트라히드로푸란의 정제 방법 및 정제 시스템
CN102816139A (zh) * 2012-07-30 2012-12-12 南通星辰合成材料有限公司 四氢呋喃的提纯工艺
CN103601705B (zh) * 2013-11-08 2015-05-20 盐城科菲特生化技术有限公司 四氢呋喃精馏方法
CA2972303C (en) 2015-01-09 2023-06-20 Basf Se Process for preparing tetrahydrofuran, butane-1,4-diol or gamma-butyrolactone

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2509968B2 (de) * 1975-03-07 1977-03-24 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung von tetrahydrofuran
JPS5293763A (en) * 1976-02-04 1977-08-06 Mitsubishi Chem Ind Ltd Preparation of tetrahydrofuran
US4105679A (en) * 1976-02-04 1978-08-08 Mitsubishi Chemical Industries Ltd. Process for producing a cylic ether from an acetic ester of a 1,4-glycol
JPS5432409A (en) * 1977-08-03 1979-03-09 Mitsubishi Chem Ind Ltd Preparation of ciol and cyclic ether
DE2927931C3 (de) * 1979-07-11 1982-03-11 Chemische Werke Hüls AG, 4370 Marl Verfahren zur kontinuierlichen Abtrennung von Methanol aus Mischungen von Tetrahydrofuran mit Methanol und Wasser
DE2930144C2 (de) * 1979-07-25 1985-10-10 Basf Ag, 6700 Ludwigshafen Verfahren zur Herstellung von cyclischen Ethern

Also Published As

Publication number Publication date
EP0306707B1 (de) 1990-12-27
EP0306707A1 (de) 1989-03-15
KR960005462B1 (ko) 1996-04-25
US4912236A (en) 1990-03-27
ES2019127B3 (es) 1991-06-01
JPS6470478A (en) 1989-03-15
DE3861445D1 (de) 1991-02-07
DE3726805C2 (ko) 1989-08-17
DE3726805A1 (de) 1989-02-23
JP2513798B2 (ja) 1996-07-03

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