EA201591316A1 - Method of producing 1,3-butadiene from n-butylene by means of oxidative dehydration - Google Patents

Method of producing 1,3-butadiene from n-butylene by means of oxidative dehydration

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Publication number
EA201591316A1
EA201591316A1 EA201591316A EA201591316A EA201591316A1 EA 201591316 A1 EA201591316 A1 EA 201591316A1 EA 201591316 A EA201591316 A EA 201591316A EA 201591316 A EA201591316 A EA 201591316A EA 201591316 A1 EA201591316 A1 EA 201591316A1
Authority
EA
Eurasian Patent Office
Prior art keywords
stream
gas
necessary
butadiene
butene
Prior art date
Application number
EA201591316A
Other languages
Russian (ru)
Inventor
Ян Пабло Ёш
Филипп Грюнэ
Кристиан Вальсдорфф
Оливер Хаммен
Рагавендра Празад Балегеддэ Рамахандран
Original Assignee
Басф Се
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Басф Се filed Critical Басф Се
Publication of EA201591316A1 publication Critical patent/EA201591316A1/en

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C5/00—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms
    • C07C5/42—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms by dehydrogenation with a hydrogen acceptor
    • C07C5/48—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms by dehydrogenation with a hydrogen acceptor with oxygen as an acceptor
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C7/00—Purification; Separation; Use of additives
    • C07C7/005—Processes comprising at least two steps in series
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C7/00—Purification; Separation; Use of additives
    • C07C7/04—Purification; Separation; Use of additives by distillation
    • C07C7/05—Purification; Separation; Use of additives by distillation with the aid of auxiliary compounds
    • C07C7/08—Purification; Separation; Use of additives by distillation with the aid of auxiliary compounds by extractive distillation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C7/00—Purification; Separation; Use of additives
    • C07C7/11—Purification; Separation; Use of additives by absorption, i.e. purification or separation of gaseous hydrocarbons with the aid of liquids
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2523/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
    • C07C2523/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of the iron group metals or copper
    • C07C2523/76—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups C07C2523/02 - C07C2523/36
    • C07C2523/84—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups C07C2523/02 - C07C2523/36 with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • C07C2523/85—Chromium, molybdenum or tungsten
    • C07C2523/88—Molybdenum
    • C07C2523/887—Molybdenum containing in addition other metals, oxides or hydroxides provided for in groups C07C2523/02 - C07C2523/36

Abstract

Способ получения бутадиена из н-бутена, включающий следующие этапы: А) получение потока а исходного газа, содержащего н-бутены; В) подачу потока а исходного газа, содержащего н-бутен, и кислородсодержащего газа по меньшей мере в одну зону окислительного дегидрирования, и окислительное дегидрирование н-бутенов в бутадиены, причем получают поток образующегося газа, содержащего бутадиен, непрореагировавший н-бутен, водяной пар, кислород, легкокипящие углеводороды, высококипящие побочные компоненты, при необходимости, оксиды углерода и, при необходимости, инертные газы; Са) охлаждение потока b образующегося газа посредством контактирования с органическим растворителем в качестве охлаждающего средства; Cb) сжатие потока b образующегося газа по меньшей мере на одной ступени сжатия, причем получают по меньшей мере один водный поток c1 конденсата и один газовый поток с2, содержащий бутадиен, н-бутен, водяной пар, кислород, легкокипящие углеводороды, при необходимости, оксиды углерода и, при необходимости, инертные газы; D) отделение неконденсируемых и легкокипящих газовых компонентов, содержащих кислород, легкокипящие углеводороды, при необходимости, оксиды углерода и, при необходимости, инертные газы, в виде газового потока d2 из газового потока с2 посредством абсорбции C-углеводородов, содержащих бутадиен и н-бутен в абсорбенте, причем получают поток абсорбента, насыщенный C-углеводородами, и газовый поток d2, и последующую десорбцию C-углеводородов из насыщенного потока абсорбента, причем получают поток d1 С-образующегося газа; Е) разделение потока d1 C-образующегося газа посредством экстрактивной дистилляции селективным для бутадиена растворителемA method of producing butadiene from n-butene, comprising the following steps: A) obtaining a stream of a source gas containing n-butenes; C) flow stream and the source gas containing n-butene, and oxygen-containing gas in at least one zone of oxidative dehydrogenation, and oxidative dehydrogenation of n-butenes to butadienes, and get the stream of the resulting gas containing butadiene, unreacted n-butene, water vapor , oxygen, low-boiling hydrocarbons, high-boiling secondary components, if necessary, carbon oxides and, if necessary, inert gases; Ca) cooling the stream b of the resulting gas by contacting with an organic solvent as a coolant; Cb) compressing the generated gas stream b in at least one compression stage, wherein at least one condensate water stream c1 and one gas stream c2 are obtained containing butadiene, n-butene, water vapor, oxygen, low-boiling hydrocarbons, and, if necessary, oxides carbon and, if necessary, inert gases; D) separating non-condensable and low-boiling gas components containing oxygen, low-boiling hydrocarbons, if necessary, carbon oxides and, if necessary, inert gases, in the form of a gas stream d2 from the gas stream c2 through absorption of C-hydrocarbons containing butadiene and n-butene to absorbent, and get the flow of absorbent saturated with C-hydrocarbons, and the gas stream d2, and the subsequent desorption of C-hydrocarbons from the saturated stream of the absorbent, and get a stream d1 C-formed gas; E) separation of the stream d1 C-formed gas by means of extractive distillation solvent for butadiene

EA201591316A 2013-01-15 2014-01-15 Method of producing 1,3-butadiene from n-butylene by means of oxidative dehydration EA201591316A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP13151354 2013-01-15
PCT/EP2014/050675 WO2014111409A1 (en) 2013-01-15 2014-01-15 Method for producing 1,3-butadiene from n-butenes by oxidative dehydrogenation

Publications (1)

Publication Number Publication Date
EA201591316A1 true EA201591316A1 (en) 2016-01-29

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
EA201591316A EA201591316A1 (en) 2013-01-15 2014-01-15 Method of producing 1,3-butadiene from n-butylene by means of oxidative dehydration

Country Status (6)

Country Link
EP (1) EP2945922A1 (en)
JP (1) JP2016503073A (en)
KR (1) KR20150105456A (en)
CN (1) CN105026344A (en)
EA (1) EA201591316A1 (en)
WO (1) WO2014111409A1 (en)

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WO2014111331A1 (en) * 2013-01-16 2014-07-24 Basf Se Method for producing butadiene by oxidative dehydrogenation of n-butenes by monitoring the peroxide-content during product processing
US9957208B2 (en) * 2014-08-12 2018-05-01 Basf Se Process for preparing 1,3-butadiene from N-butenes by oxidative dehydrogenation
CN106795066A (en) * 2014-09-26 2017-05-31 巴斯夫欧洲公司 The method for preparing 1,3 butadiene by oxidative dehydrogenation by n-butene
JP6625634B2 (en) * 2014-11-03 2019-12-25 ビーエーエスエフ ソシエタス・ヨーロピアＢａｓｆ Ｓｅ Process for producing 1,3-butadiene from n-butenes by oxidative dehydrogenation
KR20170133404A (en) * 2015-03-26 2017-12-05 바스프 에스이 Preparation of 1,3-butadiene from n-butene by oxidative dehydrogenation
WO2016150738A1 (en) * 2015-03-26 2016-09-29 Basf Se Process for preparing 1,3-butadiene from n-butenes by oxidative dehydrogenation
KR102061238B1 (en) 2015-11-11 2019-12-31 주식회사 엘지화학 Apparatus for producing conjugated diene and method for producing conjugated diene
KR102070309B1 (en) * 2015-11-13 2020-01-28 주식회사 엘지화학 Apparatus for producing conjugated diene and method for producing conjugated diene
KR102061237B1 (en) 2015-11-30 2019-12-31 주식회사 엘지화학 Apparatus for producing conjugated diene and method for producing conjugated diene
JP2019501938A (en) 2016-01-13 2019-01-24 ビーエーエスエフ ソシエタス・ヨーロピアＢａｓｆ Ｓｅ Process for producing 1,3-butadiene from n-butene by oxidative dehydrogenation
EP3411348A1 (en) * 2016-02-04 2018-12-12 Basf Se Method for preparing 1,3-butadiene from n-butenes by oxidative dehydrogenation
KR102200814B1 (en) * 2016-12-29 2021-01-11 주식회사 엘지화학 Method for producing conjugated diene
KR102061242B1 (en) 2016-12-29 2019-12-31 주식회사 엘지화학 Method for producing conjugated diene
KR102246184B1 (en) * 2016-12-29 2021-04-29 주식회사 엘지화학 Method for producing conjugated diene
KR102064316B1 (en) 2016-12-29 2020-01-09 주식회사 엘지화학 Method for producing conjugated diene
KR102246175B1 (en) * 2016-12-29 2021-04-29 주식회사 엘지화학 Method for producing conjugated diene
KR102246185B1 (en) * 2016-12-29 2021-04-29 주식회사 엘지화학 Method for producing conjugated diene
WO2019172250A1 (en) * 2018-03-06 2019-09-12 Jsr株式会社 Method for producing 1,3-butadiene

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Also Published As

Publication number Publication date
WO2014111409A1 (en) 2014-07-24
KR20150105456A (en) 2015-09-16
EP2945922A1 (en) 2015-11-25
JP2016503073A (en) 2016-02-01
CN105026344A (en) 2015-11-04

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