RU2002119230A - The method of producing styrene - Google Patents

The method of producing styrene

Info

Publication number
RU2002119230A
RU2002119230A RU2002119230/04A RU2002119230A RU2002119230A RU 2002119230 A RU2002119230 A RU 2002119230A RU 2002119230/04 A RU2002119230/04 A RU 2002119230/04A RU 2002119230 A RU2002119230 A RU 2002119230A RU 2002119230 A RU2002119230 A RU 2002119230A
Authority
RU
Russia
Prior art keywords
ethylbenzene
producing styrene
water vapor
isoamylenes
isopropylbenzene
Prior art date
Application number
RU2002119230/04A
Other languages
Russian (ru)
Other versions
RU2225857C1 (en
Inventor
Вероника Валерьевна Меринова
Александр Григорьевич Лиакумович
нова Раиса Ахт мовна Ахмедь
Раиса Ахтямовна Ахмедьянова
Original Assignee
нова Раиса Ахт мовна Ахмедь
Раиса Ахтямовна Ахмедьянова
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 нова Раиса Ахт мовна Ахмедь, Раиса Ахтямовна Ахмедьянова filed Critical нова Раиса Ахт мовна Ахмедь
Priority to RU2002119230/04A priority Critical patent/RU2225857C1/en
Publication of RU2002119230A publication Critical patent/RU2002119230A/en
Application granted granted Critical
Publication of RU2225857C1 publication Critical patent/RU2225857C1/en

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  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)

Claims (1)

Способ получения стирола путем каталитического дегидрирования этилбензола при 550-650°С в присутствии водяного пара и углеводорода, отличающийся тем, что в качестве углеводорода используют смесь изоамиленов или изопропилбензол, которые вводят предварительно в этилбензол перед началом процесса дегидрирования, при мольном соотношении этилбензол:смесь изоамиленов:водяной пар соответственно 0,9-0,8:0,1-0,2:18-21 или этилбензол:изопропилбснзол:водяной пар 0,05-0,01:0,95-0,99:18-21.A method of producing styrene by catalytic dehydrogenation of ethylbenzene at 550-650 ° C in the presence of water vapor and a hydrocarbon, characterized in that a mixture of isoamylenes or isopropylbenzene is used as the hydrocarbon, which is introduced previously into ethylbenzene before starting the dehydrogenation process, with a molar ratio of ethylbenzene: mixture of isoamylenes : water vapor, respectively 0.9-0.8: 0.1-0.2: 18-21 or ethylbenzene: isopropylbenzene: water vapor 0.05-0.01: 0.95-0.99: 18-21.
RU2002119230/04A 2002-07-16 2002-07-16 Styrene production process RU2225857C1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU2002119230/04A RU2225857C1 (en) 2002-07-16 2002-07-16 Styrene production process

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU2002119230/04A RU2225857C1 (en) 2002-07-16 2002-07-16 Styrene production process

Publications (2)

Publication Number Publication Date
RU2002119230A true RU2002119230A (en) 2004-01-10
RU2225857C1 RU2225857C1 (en) 2004-03-20

Family

ID=32390568

Family Applications (1)

Application Number Title Priority Date Filing Date
RU2002119230/04A RU2225857C1 (en) 2002-07-16 2002-07-16 Styrene production process

Country Status (1)

Country Link
RU (1) RU2225857C1 (en)

Also Published As

Publication number Publication date
RU2225857C1 (en) 2004-03-20

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MM4A The patent is invalid due to non-payment of fees

Effective date: 20040717