Patent application number | Description | Published |
20100240898 | CHIRAL PHOSPHORUS COMPOUND - The present invention relates to novel chiral phosphorus compounds which can be readily prepared from quinoline derivatives as inexpensive starting compounds and have the general formula (I) wherein R | 09-23-2010 |
20120004411 | CHIRAL PHOSPHORUS COMPOUND - The present invention relates to novel chiral phosphorus compounds which can be readily prepared from quinoline derivatives as inexpensive starting compounds and have the general formula (I) wherein R | 01-05-2012 |
20120264940 | CHIRAL PHOSPHORUS COMPOUND - The present invention relates to novel chiral phosphorus compounds which can be readily prepared from quinoline derivatives as inexpensive starting compounds and have the general formula (I) | 10-18-2012 |
20130018186 | BIMETALLIC COMPLEXES AND THE USE THEREOF IN PRODUCING DIARYL CARBONATEAANM Gurtler; ChristophAACI KolnAACO DEAAGP Gurtler; Christoph Koln DEAANM Muller; Thomas ErnstAACI MunchenAACO DEAAGP Muller; Thomas Ernst Munchen DEAANM Ooms; PieterAACI KrefeldAACO DEAAGP Ooms; Pieter Krefeld DEAANM Rechner; JohannAACI KempenAACO DEAAGP Rechner; Johann Kempen DEAANM Risse; FriedhelmAACI KolnAACO DEAAGP Risse; Friedhelm Koln DEAANM Prokofieva; AngelinaAACI LeverkusenAACO DEAAGP Prokofieva; Angelina Leverkusen DEAANM Doro; FrancoAACI AachenAACO DEAAGP Doro; Franco Aachen DEAANM Kohler; BurkhardAACI ZierenbergAACO DEAAGP Kohler; Burkhard Zierenberg DEAANM Leitner; WalterAACI AachenAACO DEAAGP Leitner; Walter Aachen DEAANM Wolf; AurelAACI WulfrathAACO DEAAGP Wolf; Aurel Wulfrath DE - The invention relates to bimetallic complexes in which the ligand contains a salophen unit which complexes copper, manganese or cobalt and a phenanthroline unit which complexes palladium and the two systems are linked by a continuous conjugated system. The invention further relates to the use of these bimetallic complexes as catalysts for the oxidative carbonylation of aromatic hydroxy compounds to form diaryl carbonates, a process for preparing diaryl carbonates using the bimetallic complex as catalyst and also diaryl carbonates prepared by oxidative carbonylation of aromatic hydroxy compounds using the bimetallic complexes of the invention as catalysts. | 01-17-2013 |
20130066112 | MULTI-AMINE FUNCTIONAL OLIGOMERS AND METHOD FOR PRODUCING THE SAME BY THE REDUCTION OF CORRESPONDING OXIMES - The invention relates to multi-amine functional oligomers and multi-oxime functional oligomers in addition to a method for producing the same by means of the co-polymerisation of carbonyl carriers such as olefins or dienes, reaction with hydroxylamine and a subsequent selective catalytic hydrogenation. | 03-14-2013 |
20130150583 | CHIRAL PHOSPHORUS COMPOUND - Methods of making a chiral phosphorus compound of formula (X) are disclosed: | 06-13-2013 |
20130289306 | METHOD FOR PRODUCING FORMIC ACID BY CO2 HYDROGENATION - The invention relates to a continuous method for producing formic acid from CO | 10-31-2013 |
20140018517 | METHOD FOR PRODUCING POLYCARBONATE POLYOLS BY THE IMMORTAL POLYMERIZATION OF CYCLIC CARBONATES - The invention relates to a process for the preparation of polycarbonate polyols, characterised in that cyclic carbonates are polymerised in the presence of DMC catalysts and chain-transfer agents consisting of polyether carbonate polyols. | 01-16-2014 |
20140155559 | METHOD FOR PRODUCING POLYETHER POLYOLS - The present invention relates to a process for the preparation of polyether carbonate polyols from one or more H-functional starter compounds, one or more alkylene oxides and carbon dioxide in the presence of a double metal cyanide catalyst, wherein (α) the H-functional starter substance or a mixture of at least two H-functional starter substances is initially introduced into the reaction vessel, (β) for the activation, a part amount (based on the total amount of the amount of alkylene oxides employed in steps (β) and (γ)) of one or more alkylene oxides is added to the mixture resulting from step (α), it also being possible for step (β) to be carried out several times for the activation, (γ) one or more alkylene oxides and carbon dioxide are metered continuously into the mixture resulting from step (β) (“copolymerization”), the alkylene oxides employed for the copolymerization being identical to or different from the alkylene oxides employed in step (β), characterized in that in step (γ) the carbon dioxide is passed into the mixture by (i) gassing the reaction mixture in the reactor from the bottom, (ii) using a hollow shaft stirrer, (iii) a combination of the metering operations according to (i) and (ii), and/or (iv) gassing over the surface of the liquid by using stirrer units configured in several stages. | 06-05-2014 |
20140221602 | METHOD FOR ACTIVATING DOUBLE METAL CYANIDE CATALYSTS FOR THE PRODUCTION OF POLYETHER CARBONATE POLYOLS - The present invention relates to a process for the activation of double metal cyanide (DMC) catalysts with heterocumulenes for the preparation of polyether carbonate polyols by catalytic copolymerization of carbon dioxide (CO | 08-07-2014 |
20140249289 | METHOD FOR PRODUCING LIGHT-COLOURED POLYISOCYANATES - The invention relates to a method for producing light-coloured polyisocyanates by phosgenation of mixtures comprising MDA and polycyclic aromatic polyamines that have o-phenylenediamine units incorporated via methylene bridges. The invention further relates to the polyisocyanate mixtures obtainable by this method. | 09-04-2014 |
20140275371 | PROCESS FOR PREPARING OLEFIN-CO TERPOLYMERS - The present invention relates to a process for preparing olefin-CO terpolymers with the steps of:
| 09-18-2014 |
20140275475 | SEMIBATCHWISE PROCESS FOR PREPARING OLEFIN-CO COPOLYMERS - A process for preparing olefin-CO copolymers with the steps of:
| 09-18-2014 |
20150087867 | REDUCTION METHOD FOR THE REDUCTION OF CARBON DIOXIDE AND CARBON DIOXIDE DERIVATIVES - A method for the reduction of carbon dioxide and/or carbon dioxide derivatives to methanol comprises the step of hydrogenation carbon dioxide and/or carbon dioxide derivatives in the presence of a Ruthenium-phosphine complex. | 03-26-2015 |