Patent application number | Description | Published |
20080200745 | Method For Producing Propene From 2-Butene And Isobutene-Rich Feeding Flows - Process for preparing
| 08-21-2008 |
20080249264 | Method For Producing Highly Reactive Isobutylene Homo-Or Copolymers from Technical Flows of C4-Hydrocarbon Using Bronsted Acid Catalyst Complexes - Preparation of highly reactive isobutene homo- or copolymers with M | 10-09-2008 |
20080249267 | Method for Producing Highly Reactive Isobutylene Homo-or Copolymers Using Boron-Containing Catalyst Complexes - Preparation of highly reactive isobutene homo- or copolymers having M | 10-09-2008 |
20080293900 | Method for Producing Highly Reactive Isobutylene Homo-or Copolymers Using Metal-Containing Catalyst Complexes - Preparation of highly reactive isobutene homo- or copolymers having M | 11-27-2008 |
20080319230 | Process for Preparing Alkylamines by Reacting Olefins With Ammonia - A process for preparing alkylamines by reacting olefins with ammonia under hydroaminating conditions over a calcined zeolitic catalyst in an adiabatically operated reactor unit, wherein the reaction mixture comprising the starting olefin, ammonia and the corresponding alkylamine is taken off at one or more points and brought into indirect thermal contact with the reaction mixture at one or more points in the reactor unit having in each case a lower concentration of alkylamine compared to the point from which the reaction mixture was taken off, is proposed. | 12-25-2008 |
20090023882 | PROCESS FOR PREPARATION OF POLYISOBUTYLENE WHOSE CONTENT OF TERMINAL DOUBLE BONDS IS MORE THAN 50% FROM AN INDUSTRIAL C4 HYDROCARBON STREAM COMPRISING 1-BUTENE, 2-BUTENE AND ISOBUTENE - Preparation of polyisobutylene having a content of terminal double bonds of more than 50% by polymerizing isobutene using a polymerization catalyst customary therefor from a technical 1-butene-, 2-butene- and isobutene-containing C | 01-22-2009 |
20090312583 | PROCESS FOR CODIMERIZING OLEFINS - The present invention relates to a process for preparing olefin codimers, the olefin codimers which can be obtained by this process, a process for preparing alcohols in which such olefin codimers are subjected to hydroformylation and subsequent hydrogenation, the alcohol mixtures which can be obtained in this way and their use. | 12-17-2009 |
20100048959 | METHOD FOR THE HYDROFORMYLATION OF OLEFINS - The present invention relates to a process for preparing hydroformylation products of olefins having at least four carbon atoms, in which a high proportion of both the linear C | 02-25-2010 |
20100174117 | METHOD FOR PRE-TREATING HYDROAMINATION CATALYSTS - The present invention relates to a process for the pretreatment of hydroamination catalysts, wherein the hydroamination catalyst is brought into contact with an ammonia-comprising mixture before the reaction of olefins with ammonia, a primary or secondary amine, with the ammonia-comprising mixture comprising less than 40% by weight of olefin | 07-08-2010 |
20110009671 | PROCESS FOR PREPARING A PRIMARY AMINE WITH A TERTIARY ALPHA CARBON ATOM BY REACTING A TERTIARY ALCOHOL WITH AMMONIA - A process for preparing a primary amine with a tertiary alpha-carbon atom by reacting a tertiary alcohol with ammonia in the presence of a heterogeneous catalyst, by performing the reaction in the presence of a non-microporous, non-zeolitic aluminosilicate as a catalyst, where the aluminosilicate has a molar Al/Si ratio in the range from 0.1 to 30. | 01-13-2011 |