摘要:
The invention relates to a process for preparing 1-octene from a C4 fraction from a cracker by telomerization of the 1,3-butadiene present in the C4 fraction from a cracker by means of methanol in the presence of a catalyst, hydrogenation of the telomer obtained in this way, dissociation of the hydrogenated telomer and work-up of the resulting dissociation product to give pure 1-octene.
摘要翻译:本发明涉及一种从裂解装置从C 4 S 4馏分中制备1-辛烯的方法,该方法是将C 4 H 4 N分馏中存在的1,3-丁二烯从 在催化剂存在下通过甲醇裂解,以此方式获得的调聚物的氢化,氢化调聚物的解离和所得到的解离产物的后处理,得到纯的1-辛烯。
摘要:
The invention relates to a process for preparing 1-octene from a C4 fraction from a cracker by telomerization of the 1,3-butadiene present in the C4 fraction from a cracker by means of methanol in the presence of a catalyst, hydrogenation of the telomer obtained in this way, dissociation of the hydrogenated telomer and work-up of the resulting dissociation product to give pure 1-octene.
摘要翻译:本发明涉及一种从裂解装置从C 4 S 4馏分中制备1-辛烯的方法,该方法是将C 4 H 4 N分馏中存在的1,3-丁二烯从 在催化剂存在下通过甲醇裂解,以此方式获得的调聚物的氢化,氢化调聚物的解离和所得到的解离产物的后处理,得到纯的1-辛烯。
摘要:
The present invention relates to mixtures of alicyclic polycarboxylic esters with high cis content, to a process for their preparation by ring-hydrogenation of the corresponding aromatic polycarboxylic esters, and also to the use of the mixtures.
摘要:
The invention relates to a process for preparing full esters of alicyclic polycarboxylic acids from partial esters of aromatic polycarboxylic acids by hydrogenation of the partial ester followed by esterification of this compound.
摘要:
The present invention relates to a process for preparing 1-olefins from 1-alkoxyalkanes, in particular to the preparation of 1-octene from 1-alkoxyoctane, by base-catalyzed alcohol cleavage.
摘要:
The invention relates to a process for preparing tert-butanol by reaction of a homogeneous mixture comprising water, tert-butanol and an isobutene-containing hydrocarbon mixture over an acidic ion-exchange resin at from 30 to 120° C., wherein the homogeneous mixture contains, at a proportion by mass of isobutene of above 10%, from 30 to 80% of the maximum amount of water made possible by the solubility of water in the mixture of tert-butanol and the isobutene-containing hydrocarbon mixture.
摘要:
The invention relates to a process for preparing higher oxo alcohols from mixtures of isomeric olefins having from 5 to 24 carbon atoms by hydroformylation in the presence of a catalyst at elevated temperature and at elevated pressure, in which the hydroformylation is carried out in one stage, the olefin conversion rate for one pass is restricted to from 40 to 90% to produce a reaction mixture, and the reaction mixture is selectively hydrogenated.
摘要:
The present invention relates to a process for preparing a C13-alcohol mixture which is suitable, in particular, as precursor for the preparation of compounds having surfactant properties and of plasticizers.
摘要:
The present invention relates to the preparation of 3-methylbut-1-ene from a hydrocarbon stream I comprising isobutene by feeding a hydrocarbon stream II which comprises at least 70% by mass of isobutene in relation to the olefins present in the hydrocarbon stream and which has been obtained from hydrocarbon stream I or is identical to it to a process step for hydroformylation in which isobutene is hydroformylated in the presence of a rhodium catalyst, hydrogenating the aldehyde obtained from the hydroformylation of isobutene to the corresponding alcohol and preparing 3-methylbut-1-ene by water elimination from the alcohol.
摘要:
The invention relates to a process for preparing full esters of alicyclic polycarboxylic acids from partial esters of aromatic polycarboxylic acids by hydrogenation of the partial ester followed by esterification of this compound.