Udo Knippenberg, Marl DE
Udo Knippenberg, Marl DE
Patent application number | Description | Published |
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20080296786 | Process for preparing alkali metal alkoxides - The invention relates to a process for preparing an alcoholic solution of an alkali metal alkoxide from alkali metal hydroxide and alcohol in a reaction column, the alcohol and the alkali metal hydroxide being conducted in countercurrent, which is characterized in that a reflux ratio of at least is established in the reaction column. | 12-04-2008 |
20090134357 | ACRYLIC ACID, WATER-ABSORBENT POLYMER STRUCTURES BASED ON RENEWABLE RESOURCES AND METHOD FOR PRODUCING SAID STRUCTURES - The present invention relates to a process for production of acrylic acid, comprising at least the following steps: | 05-28-2009 |
20090239995 | ACRYLIC ACID AND WATER-ABSORBING POLYMER STRUCTURES BASED ON RENEWABLE RAW MATERIALS AND PROCESS FOR THEIR PRODUCTION BY DEHYDRATION - The present invention relates to a process for production of acrylic acid, comprising the steps of a) dehydration of glycerine to an acrolein-comprising dehydration product; b) gas phase oxidation of the dehydration product to obtain an acrylic acid-comprising monomer gas; c) bringing into contact of the monomer gas with a quench agent to obtain an acrylic acid-comprising quench phase; and d) work-up of the quench phase to obtain an acrylic acid-comprising monomer phase; whereby, during the dehydration a liquid phase a | 09-24-2009 |
20110144294 | WATER-ABSORBING POLYMER STRUCTURES BASED ON RENEWABLE RAW MATERIALS AND PROCESS FOR THEIR PRODUCTION BY DEHYDRATION - The present invention relates to a process for production of acrylic acid, comprising at least the following steps: | 06-16-2011 |
20130118350 | Method and Device for Separating Acid Gases from a Gas Mixture - The invention is directed to a method for separating acid gases from a gas mixture in which the gas mixture is contacted with an absorption medium which comprises water and at least one amine and has a phase-separation temperature in the range from 0 to 130° C. In addition, the invention is directed to a device which can be used for carrying out this method. | 05-16-2013 |
20130259791 | PROCESS FOR PREPARING HYDRIDOSILANES - The present invention relates to a process for preparing hydridosilanes from halosilanes, in which a) i) at least one halosilane of the generic formula Si | 10-03-2013 |
20140072497 | PROCESS FOR PREPARING TRISILYLAMINE IN THE GAS PHASE - The invention relates to a method for producing trisilylamine from ammoniac and monochlorosilane in the gas phase. The invention further relates to a plant in which such a method can be performed. | 03-13-2014 |
20150284250 | PLANT FOR PRODUCING TRISILYLAMINE IN THE GAS PHASE - A plant for preparing trisilylamine in the gas phase is provided. The plant includes a reactor ( | 10-08-2015 |