KR980001995A - How to Synthesize Butin Diol - Google Patents

How to Synthesize Butin Diol Download PDF

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Publication number
KR980001995A
KR980001995A KR1019970025988A KR19970025988A KR980001995A KR 980001995 A KR980001995 A KR 980001995A KR 1019970025988 A KR1019970025988 A KR 1019970025988A KR 19970025988 A KR19970025988 A KR 19970025988A KR 980001995 A KR980001995 A KR 980001995A
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South Korea
Prior art keywords
reactor
catalyst
solution
diol
cascade
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KR1019970025988A
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Korean (ko)
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포르크 볼프강
쉐델 니콜
랑 우도
뎀프니 쿠르트
하이데거 에른스트
Original Assignee
라이너 카섹케르트; 크리스토프 찬
린데 악티엔게젤샤프트
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Application filed by 라이너 카섹케르트; 크리스토프 찬, 린데 악티엔게젤샤프트 filed Critical 라이너 카섹케르트; 크리스토프 찬
Publication of KR980001995A publication Critical patent/KR980001995A/en

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    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C29/00Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
    • C07C29/36Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring increasing the number of carbon atoms by reactions with formation of hydroxy groups, which may occur via intermediates being derivatives of hydroxy, e.g. O-metal
    • C07C29/38Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring increasing the number of carbon atoms by reactions with formation of hydroxy groups, which may occur via intermediates being derivatives of hydroxy, e.g. O-metal by reaction with aldehydes or ketones

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

본 발명은 캐스케이드의 제1반응기로부터 다음 반응기로 그리고 마지막 반응기로 배출된 상기 수용액을 캐스케이드내의 다음 반응기에 공급함으로써, 상기 수용액을 캐스케이드내의 여러 반응기를 통해 통과시키고, 아세틸렌을 반응기내로 유입시키고, 부틸렌 디올-부화 용액을 캐스케이드내에 마지막으로 통과한 반응기로부터 배출시키고, 촉매를 제거함으로써 상기 용액으로부터 부틴 디올을 함유하는 생성물 스트림을 수득하여, 현탁된 촉매하에서 아세틸렌과의 반응에 의해, 포롬알데히드의 수용액으로부터 부틴 디올을 합성하는 방법에 관한 것이다.The present invention feeds the aqueous solution discharged from the first reactor of the cascade to the next reactor and into the last reactor to the next reactor in the cascade, whereby the aqueous solution is passed through several reactors in the cascade, acetylene is introduced into the reactor, and butyl The ethylene diol-enriched solution is withdrawn from the reactor that last passed in the cascade and the catalyst is removed to obtain a product stream containing butene diol from the solution, and reacted with acetylene under a suspended catalyst to give an aqueous solution of formomaldehyde. From a butyne diol

본 발명에 따라서, 부틴 디올-부화 용액으로부터의 촉매는 캐스케이드식의 반응기를 거친 후에 50 내지 99중량%, 특히 70 내지 95중량%, 바람직하게는 80 내지 95중량%까지 분해된다.According to the invention, the catalyst from the butyne diol-enriched solution is decomposed to 50 to 99% by weight, in particular 70 to 95% by weight, preferably 80 to 95% by weight after passing through a cascaded reactor.

부틴 디올 용액으로부터 촉매는 반응기 또는 반응 스테이지당 하나 이상의 하이드로사이클론에 의해 분해된다.The catalyst from the butyne diol solution is degraded by one or more hydrocyclones per reactor or reaction stage.

Description

부틴 디올을 합성하는 방법How to Synthesize Butin Diol

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

Claims (10)

캐스케이드의 제1반응기로부터 다음 반응기로 그리고 마지막 반응기로 배출된 상기 수용액을 캐스케이드내의 다음 반응기에 공급함으로써, 상기 수용액을 캐스케이드내의 여러 반응기를 통해 통과시키고, 아세틸렌을 반응기내로 유입시키고, 부틸렌 디올-부화 용액을 캐스케이드내에 마지막으로 통과한 반응기로부터 배출시키고, 촉매를 제거함으로써 상기 용액으로부터 부틴 디올을 함유하는 생성물 스트림을 수득하여, 현탁된 촉매하에서 아세틸렌과의 반응에 의해, 포름알데히드의 수용액으로부터 부틴 디올을 합성하는 방법으로서, 부틴 디올-부화 용액으로부터의 촉매가 캐스케이드식의 반응기를 거친 후에 50 내지 99중량%, 특히 70 내지 95중량%, 바람직하게는 80내지 95중량%까지 분해되는 것을 특징으로 하는 방법.By feeding the aqueous solution discharged from the first reactor of the cascade to the next reactor and into the last reactor, the aqueous solution is passed through the various reactors in the cascade, acetylene is introduced into the reactor, butylene diol- The hatching solution is withdrawn from the reactor that last passed in the cascade and the catalyst is removed to obtain a product stream containing butene diol from the solution, and by reaction with acetylene under suspended catalyst, butyne diol from an aqueous solution of formaldehyde In which the catalyst from the butyne diol-enriched solution is decomposed to 50 to 99% by weight, in particular 70 to 95% by weight, preferably 80 to 95% by weight after passing through a cascaded reactor. Way. 제1항에 있어서, 부틴 디올 용액으로부터 촉매가 반응기 또는 반응 스테이지당 하나 이상의 하이드로사이클론에 의해 분해되는 것을 특징으로 하는 방법.The process of claim 1 wherein the catalyst from the butyne diol solution is degraded by one or more hydrocyclones per reactor or reaction stage. 제2항에 있어서, 캐스케이드내의 마지막 반응기의 하부에 연통되는 하이드로사이클론에 의한 분해 이후에, 남아 있는 분리되지 않은 촉매가 부틴 디올-부화 용액으로부터 분리되는 것을 특징으로 하는 방법.The process according to claim 2, wherein after the decomposition by hydrocyclone in communication with the bottom of the last reactor in the cascade, the remaining unseparated catalyst is separated from the butyne diol-enriched solution. 제2항 또는 제3항에 있어서, 부틴 디올-부화 용액으로부터의 촉매가 50 내지 100℃, 특히 70 내지 95℃에서 분해되는 것을 특징으로 하는 방법.4. Process according to claim 2 or 3, characterized in that the catalyst from the butyne diol-enrichment solution is decomposed at 50 to 100 ° C, in particular at 70 to 95 ° C. 제2항 또는 제3항에 있어서, 사이클론의 유입 압력이 1 내지10bar, 특히 1 내지 5bar인 것을 특징으로 하는 방법.4. Process according to claim 2 or 3, characterized in that the inlet pressure of the cyclone is between 1 and 10 bar, in particular between 1 and 5 bar. 제1항 내지 제3항 중 어느 한 항에 있어서, 촉매가 부분적 또는 전체적으로, 반응기로부터 연속적으로 배출되는 것을 특징으로 하는 방법.4. The process according to claim 1, wherein the catalyst is withdrawn partially or entirely from the reactor continuously. 5. 제1항 내지 제3항 중 어느 한 항에 있어서, 촉매가 부분적 또는 전체적으로, 반응기로부터 배치식으로 배출되는 것을 특징으로 하는 방법.The process according to claim 1, wherein the catalyst is withdrawn, in part or in whole, from the reactor batchwise. 제1항 내지 제3항 중 어느 한 항에 있어서, 미세한 촉매 먼지 또는 미분이 연속적으로 또는 배치식으로 배출되는 것을 특징으로 하는 방법.4. Process according to any one of the preceding claims, characterized in that the fine catalyst dust or fines are discharged continuously or batchwise. 제6항에 있어서, 반응기로부터 제거된 촉매의 일부 또는 전부가 재생 장치에 공급되는 것을 특징으로 하는 방법.The method of claim 6, wherein some or all of the catalyst removed from the reactor is fed to the regeneration device. 제6항에 있어서, 재생된 촉매, 새로 공급된 촉매, 또는 이들의 혼합물이 반응기에 공급되는 촉매로서 사용되는 것을 특징으로 하는 방법.7. The process of claim 6, wherein the regenerated catalyst, freshly supplied catalyst, or mixtures thereof are used as catalyst supplied to the reactor. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019970025988A 1996-06-21 1997-06-20 How to Synthesize Butin Diol KR980001995A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19624850A DE19624850A1 (en) 1996-06-21 1996-06-21 Butyne-diol preparation from aqueous formaldehyde and acetylene
DE19624850.7 1996-06-21

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KR980001995A true KR980001995A (en) 1998-03-30

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DE (1) DE19624850A1 (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104007225B (en) * 2014-05-29 2016-02-03 新疆美克化工股份有限公司 A kind of B3D catalysts evaluation experimental device
CN105622336B (en) * 2016-03-01 2018-04-24 河北美邦工程科技股份有限公司 A kind of method for preparing 1,4- butynediols

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* Cited by examiner, † Cited by third party
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DE2206693B2 (en) * 1972-02-12 1976-11-18 Basf Ag, 6700 Ludwigshafen METHOD FOR PRODUCING BUTINDIOL
DE4120446A1 (en) * 1991-06-20 1992-12-24 Linde Ag METHOD AND DEVICE FOR THE SYNTHESIS OF BUTINDIOL

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CN1171388A (en) 1998-01-28

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