SU1469784A1 - METHOD OF OBTAINING ISOPRENE - Google Patents

METHOD OF OBTAINING ISOPRENE

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Publication number
SU1469784A1
SU1469784A1 SU4205741/04A SU4205741A SU1469784A1 SU 1469784 A1 SU1469784 A1 SU 1469784A1 SU 4205741/04 A SU4205741/04 A SU 4205741/04A SU 4205741 A SU4205741 A SU 4205741A SU 1469784 A1 SU1469784 A1 SU 1469784A1
Authority
SU
USSR - Soviet Union
Prior art keywords
iron
raw material
chromium catalyst
temperature
obtaining isoprene
Prior art date
Application number
SU4205741/04A
Other languages
Russian (ru)
Inventor
Е.М. Давыдов
В.С. Савельев
Р.С. Муллина
К.В. Щербавская
Р.В. Сидорова
А.П. Ворожейкин
Ю.И. Рязанов
Н.Г. Черкасов
Ю.Н. Туйбарсов
Л.М. Курочкин
И.М. Зарипов
А.И. Коршунов
Original Assignee
Е.М. Давыдов
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 Е.М. Давыдов filed Critical Е.М. Давыдов
Priority to SU4205741/04A priority Critical patent/SU1469784A1/en
Application granted granted Critical
Publication of SU1469784A1 publication Critical patent/SU1469784A1/en

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

Abstract

1. Способ получения изопрена путем дегидрирования изоамиленов на железохромкалиевом катализаторе К-24 при повышенной температуре в присутствии водяного пара, отличающийся тем, что, с целью упрощения технологии и увеличения селективности процесса, используют железохромкалиевый катализатор К-24, отработанный в условиях промышленной эксплуатации в процессе дегидрирования алкилароматических углеводородов в течение 1 - 2 лет.2. Способ по п.1, отличающийся тем, что процесс проводят при температуре 580 - 650C, объемной скорости подачи сырья 0,35 - 1,5 чи молярном разбавлении сырья паром 1 : 15 - 19.1. A method of producing isoprene by dehydrogenating isoamylenes on a K-24 iron-chromium catalyst at elevated temperature in the presence of water vapor, characterized in that, in order to simplify the technology and increase the selectivity of the process, the K-24 iron-chromium catalyst used in industrial operation is used dehydrogenation of alkyl aromatic hydrocarbons for 1–2 years. The method according to claim 1, characterized in that the process is carried out at a temperature of 580 - 650C, the volumetric feed rate of the raw material is 0.35 - 1.5 ch molar dilution of the raw material with steam 1: 15 - 19.

SU4205741/04A 1987-03-03 1987-03-03 METHOD OF OBTAINING ISOPRENE SU1469784A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SU4205741/04A SU1469784A1 (en) 1987-03-03 1987-03-03 METHOD OF OBTAINING ISOPRENE

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU4205741/04A SU1469784A1 (en) 1987-03-03 1987-03-03 METHOD OF OBTAINING ISOPRENE

Publications (1)

Publication Number Publication Date
SU1469784A1 true SU1469784A1 (en) 1999-12-20

Family

ID=60536443

Family Applications (1)

Application Number Title Priority Date Filing Date
SU4205741/04A SU1469784A1 (en) 1987-03-03 1987-03-03 METHOD OF OBTAINING ISOPRENE

Country Status (1)

Country Link
SU (1) SU1469784A1 (en)

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