RU2002104018A - METHOD FOR PRODUCING Phenylalkanes, COMPOSITION BASED ON THEM - Google Patents

METHOD FOR PRODUCING Phenylalkanes, COMPOSITION BASED ON THEM

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Publication number
RU2002104018A
RU2002104018A RU2002104018/04A RU2002104018A RU2002104018A RU 2002104018 A RU2002104018 A RU 2002104018A RU 2002104018/04 A RU2002104018/04 A RU 2002104018/04A RU 2002104018 A RU2002104018 A RU 2002104018A RU 2002104018 A RU2002104018 A RU 2002104018A
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RU
Russia
Prior art keywords
isomerization
paraffins
zone
dehydrogenation
stream
Prior art date
Application number
RU2002104018/04A
Other languages
Russian (ru)
Other versions
RU2237647C2 (en
Inventor
Ричард Э. МАРИНЭНДЖЕЛИ
Р. Джо ЛОСОН
Леонид Б. ГАЛЬПЕРИН
Томас Р. ФРИТЧ
Original Assignee
Юоп Ллк
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
Priority claimed from US09/356,574 external-priority patent/US6187981B1/en
Application filed by Юоп Ллк filed Critical Юоп Ллк
Publication of RU2002104018A publication Critical patent/RU2002104018A/en
Application granted granted Critical
Publication of RU2237647C2 publication Critical patent/RU2237647C2/en

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Claims (10)

1. Способ получения фенилалканов, в особенности, модифицированных алкилбензолов, включающий стадии: a) пропускание потока материала, содержащего парафины C8-C28 в зону изомеризации, создание в зоне изомеризации условий, достаточных для изомеризации парафинов, и выделение из зоны изомеризации потока изомеризованного продукта, содержащего парафины, b) пропускание, по крайней мере, части потока изомеризованного продукта в зону дегидрирования, создание в зоне дегидрирования дегидрогенизационных условий, достаточных для дегидрирования парафинов, и регенерация из зоны дегидрирования потока продукта дегидрирования, содержащего моноолефины и парафины, причем моноолефины в потоке продуктов дегидрирования содержат 8-28 углеродных атомов и, по крайней мере, часть моноолефинов в потоке продукта дегидрирования содержит 3 или 4 первичных углеродных атома и не содержит четвертичных углеродных атомов, c) подачу фенильного производного и, по крайней мере, части потока продуктов дегидрирования, содержащих моноолефины, в зону алкилирования, создание в зоне алкилирования условий, достаточных для алкилирования фенильного производного моноолефинами в присутствии катализатора алкилирования с образованием фенилалканов, содержащих молекулы, состоящие из одной фенильной части и одной алифатической алкильной части, содержащие 8-28 углеродных атомов, причем, по крайней мере, часть фенилалканов, образовавшихся в зоне алкилирования, содержит 2,3 или 4 первичных углеродных атомов и не содержит четвертичных углеродных атомов, за исключением любого четвертичного углеродного атома, соединенного посредством углерод-углеродной связи, с углеродным атомом фенильной части молекулы, и селективность алкилирования по 2-фенилалканам составляет 40-100, а селективность по внутренним четвертичным фенилалканам имеет величину менее 10, d) регенерация из зоны алкилирования потока алкилата, содержащего фенилалканы и рециркулирующего потока, содержащего парафины, и e) подачу, по крайней мере, части рециркулирующего потока в зону изомеризации или зону дегидрирования.1. A method of producing phenylalkanes, in particular modified alkylbenzenes, comprising the steps of: a) passing a stream of material containing C 8 -C 28 paraffins into the isomerization zone, creating sufficient conditions in the isomerization zone for isomerization of paraffins, and isolating the isomerized stream from the isomerization zone a product containing paraffins, b) passing at least part of the flow of the isomerized product into the dehydrogenation zone, creating dehydrogenation conditions sufficient in the dehydrogenation zone to dehydrate the paraffins new, and regeneration from the dehydrogenation zone of the dehydrogenation product stream containing monoolefins and paraffins, wherein the monoolefins in the dehydrogenation product stream contain 8-28 carbon atoms and at least part of the monoolefins in the dehydrogenation product stream contain 3 or 4 primary carbon atoms and do not contain quaternary carbon atoms, c) feeding the phenyl derivative and at least a portion of the dehydrogenation product stream containing monoolefins to the alkylation zone, creating conditions in the alkylation zone is sufficient for alkylation of the phenyl derivative with monoolefins in the presence of an alkylation catalyst to form phenylalkanes containing molecules consisting of one phenyl part and one aliphatic alkyl part containing 8-28 carbon atoms, and at least part of the phenylalkanes formed in the alkylation zone contains 2,3 or 4 primary carbon atoms and does not contain Quaternary carbon atoms, with the exception of any Quaternary carbon atom connected via a carbon-carbon bond, carbon atom of the phenyl part of the molecule, and the selectivity of alkylation for 2-phenylalkanes is 40-100, and the selectivity for internal quaternary phenylalkanes is less than 10, d) regeneration from the alkylation zone of an alkylate stream containing phenylalkanes and a recycle stream containing paraffins, and e) supplying at least a portion of the recycle stream to the isomerization zone or dehydrogenation zone. 2. Способ по п.1, отличающийся тем, что, по крайней мере, часть потока продукта изомеризации имеет концентрацию парафинов, содержащих 3 или 4 первичных углеродных атома и не содержащих четвертичных углеродных атомов, более 25 мол.%, от, по крайней мере, части потока продукта изомеризации.2. The method according to claim 1, characterized in that at least part of the isomerization product stream has a concentration of paraffins containing 3 or 4 primary carbon atoms and not containing Quaternary carbon atoms, more than 25 mol.%, From at least , parts of the isomerization product stream. 3. Способ по п.1, отличающийся тем, что, по крайней мере, часть потока продукта изомеризации имеет концентрацию парафинов, содержащих вторичные углеродные атомы и 2 первичных углеродных атома, менее 75 мол.% от, по крайней мере, части потока продукта изомеризации.3. The method according to claim 1, characterized in that at least part of the isomerization product stream has a concentration of paraffins containing secondary carbon atoms and 2 primary carbon atoms, less than 75 mol.% Of at least part of the isomerization product stream . 4. Способ по п.1, отличающийся тем, что катализатор алкилирования включает цеолит со структурным типом, выбранным из группы, состоящей из BEA, MOR, MTW и NES.4. The method according to claim 1, characterized in that the alkylation catalyst comprises a zeolite with a structural type selected from the group consisting of BEA, MOR, MTW and NES. 5. Способ по п.1, отличающийся тем, что фенильное производное включает соединение, выбранное из группы, состоящей из бензола, толуола, и этилбензола.5. The method according to claim 1, characterized in that the phenyl derivative includes a compound selected from the group consisting of benzene, toluene, and ethylbenzene. 6. Способ по п.1, отличающийся тем, что фенилалканы включают монометилфенилалканы.6. The method according to claim 1, characterized in that the phenylalkanes include monomethylphenylalkanes. 7. Способ по п.1, отличающийся тем, что, по крайней мере, часть рециркулирующего потока подается в зону изомеризации и дополнительно отличающийся тем, что зона изомеризации содержит первый каталитический слой, включающий катализатор изомеризации и второй каталитический слой, включающий катализатор изомеризации, причем поток материала подают на первый каталитический слой, находящийся в условиях, способствующих изомеризации парафинов, поток, отходящий из первого каталитического слоя, содержащий парафины выводится из первого слоя, по крайней мере, часть эффлюента из первого слоя и, по крайней мере, часть рециркулирующего потока подают на второй каталитический слой, находящийся в условиях, обеспечивающих изомеризацию парафинов и поток продукта изомеризации отводят со второго каталитического слоя.7. The method according to claim 1, characterized in that at least a portion of the recycle stream is supplied to the isomerization zone and further characterized in that the isomerization zone contains a first catalytic layer including an isomerization catalyst and a second catalytic layer including an isomerization catalyst, the material flow is fed to the first catalytic layer under conditions conducive to the isomerization of paraffins, the stream leaving the first catalytic layer containing paraffins is discharged from the first layer it least a portion of the effluent from the first bed and at least a portion of the recycle stream is fed to the second catalytic layer in conditions allowing the isomerization of paraffins and an isomerization product stream is withdrawn from the second catalytic bed. 8. Способ по п.1, отличающийся тем, что, по крайней мере, часть рециркулирующего потока подается в зону дегидрирования, которая содержит первый и второй каталитические слои, включающие катализатор дегидрирования, причем, по крайней мере, часть потока продукта изомеризации подают на первый каталитический слой, находящийся в условиях, способствующих дегидрированию парафинов, а поток, отходящий из первого каталитического слоя, содержащий парафины выводится из первого слоя, по крайней мере, часть эффлюента из первого слоя и, по крайней мере, часть рециркулирующего потока подают на второй каталитический слой, находящийся в условиях, обеспечивающих дегидрирование парафинов и поток продукта дегидрирования отводят со второго каталитического слоя.8. The method according to claim 1, characterized in that at least part of the recycle stream is fed to a dehydrogenation zone, which contains the first and second catalytic layers, including a dehydrogenation catalyst, and at least part of the isomerization product stream is fed to the first a catalytic layer under conditions conducive to dehydrogenation of paraffins, and a stream leaving the first catalytic layer containing paraffins is discharged from the first layer, at least part of the effluent from the first layer and at least be the recycle stream is fed to the second catalytic layer in conditions allowing dehydration and paraffin dehydrogenation product stream is withdrawn from the second catalytic bed. 9. Композиция на основе модифицированных алкилбензолов, получаемых способом по п.1.9. A composition based on modified alkylbenzenes obtained by the method according to claim 1. 10. Композиция на основе модифицированных алкилбензолов по п.9, используемая в качестве смазки.10. The composition based on modified alkylbenzenes according to claim 9, used as a lubricant.
RU2002104018A 1999-07-19 2000-07-19 Process of producing phenylalkanes and a lubricant based thereon RU2237647C2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/356,574 US6187981B1 (en) 1999-07-19 1999-07-19 Process for producing arylalkanes and arylalkane sulfonates, compositions produced therefrom, and uses thereof
US09/356.574 1999-07-19

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RU2002104018A true RU2002104018A (en) 2003-09-20
RU2237647C2 RU2237647C2 (en) 2004-10-10

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US (3) US6187981B1 (en)
EP (1) EP1200377B1 (en)
JP (1) JP2003505352A (en)
KR (1) KR100699981B1 (en)
AR (1) AR024800A1 (en)
AT (1) ATE460389T1 (en)
AU (1) AU6198700A (en)
BR (1) BR0012585B1 (en)
CA (1) CA2379548A1 (en)
DE (1) DE60043983D1 (en)
ES (1) ES2344625T3 (en)
MX (1) MXPA02000708A (en)
RU (1) RU2237647C2 (en)
WO (1) WO2001005733A1 (en)
ZA (1) ZA200200609B (en)

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