Patent application number | Description | Published |
20080221282 | Polymerization Process - The invention relates to a process for continuously preparing water-absorbing polymer particles by mixing a monomer solution with a redox initiator consisting of at least one oxidizing agent and at least one reducing agent and polymerizing it, wherein the monomer solution is mixed with at least one oxidizing agent upstream of the polymerization reactor and the at least one reducing agent is metered into the polymerization reactor, and also to an apparatus for performing the process. | 09-11-2008 |
20080275195 | Polymerization Process - The present invention relates to a process for continuously preparing water-absorbing polymers by mixing a monomer solution with at least one crosslinker and polymerizing the resulting mixture, wherein the residence time of the mixture between the addition of the at least one crosslinker and the entry into the polymerization reactor is less than 180 seconds, and also to an apparatus for performing the process. | 11-06-2008 |
20090221846 | METHOD FOR PRODUCING ISOCYANATES - The present invention relates to a process for preparing isocyanates and an apparatus suitable for this purpose, and also its use. | 09-03-2009 |
20090315204 | Method for Producing Polymer Particles by the Polymerization of Fluid Drops in a Gas Phase - A process for producing polymer particles by polymerizing liquid droplets in a gas phase by metering a liquid comprising at least one monomer from at least one feed by means of a multitude of bores into a reaction chamber comprising the gas phase, wherein ratio of length of the feed to greatest diameter of the feed in the region of the multitude of bores is at least 10. | 12-24-2009 |
20100041914 | METHOD FOR THE PRODUCTION OF ISOCYANATES - The present invention relates to a process for preparing isocyanates. | 02-18-2010 |
20100056822 | METHOD FOR PRODUCING ISOCYANATES - The invention relates to a process for preparing isocyanates in the gas phase. | 03-04-2010 |
20100076218 | METHOD FOR PRODUCING ISOCYANATES - The invention relates to a process for preparing isocyanates in the gas phase. | 03-25-2010 |
20100185032 | REACTOR FOR PERFORMING A THREE-PHASE REACTION OF A FLUID AND A GASEOUS PHASE ON A PACKED BED CATALYST - A reactor (R) for carrying out a three-phase reaction of a liquid phase ( | 07-22-2010 |
20100210870 | METHOD FOR PRODUCING ISOCYANATES - The present invention relates to a process for preparing isocyanates. | 08-19-2010 |
20100293842 | PRODUCTION OF ADDITIVE MIXTURES - The invention relates to a method for producing additive mixtures for fuel oils by mixing at least two additive components in a dynamic mixer or a lamination mixer. The invention further relates to additive mixtures obtained by said method and fuel oil compositions containing said additive mixtures. | 11-25-2010 |
20100305356 | METHOD FOR PRODUCING ISOCYANATES - The present invention relates to a process for preparing isocyanates. | 12-02-2010 |
20110028666 | PROCESS AND APPARATUS FOR CONTINUOUSLY POLYMERIZING CATIONICALLY POLYMERIZABLE MONOMERS - The present invention relates to a process and to an apparatus for continuous living polymerization of cationically polymerizable monomers, in which at least three feedstocks are mixed in one or more mixers with microstructures and then polymerized in at least one reaction zone. | 02-03-2011 |
20110189464 | MELAMINE-FORMALDEHYDE FOAM WITH BUILT-IN MICROCAPSULES - Novel melamine-formaldehyde foams comprising microcapsules built into the structure of the condensation products and also processes for the production thereof and uses thereof. | 08-04-2011 |
20110194984 | Polymerization Method - The invention relates to a process for continuously preparing water-absorbing polymer particles by mixing a monomer solution with a redox initiator consisting of at least one oxidizing agent and at least one reducing agent and polymerizing it, wherein the monomer solution is mixed with at least one oxidizing agent upstream of the polymerization reactor and the at least one reducing agent is metered into the polymerization reactor, and also to an apparatus for performing the process. | 08-11-2011 |
20130150620 | METHOD FOR PRODUCING ISOCYANATE - The invention relates to a process for preparing an isocyanate, which involves contacting fluid streams of amine, phosgene and inert medium in at least one mixing device, such that an inert medium stream is metered at least between one amine stream and one phosgene stream within the mixing device, and then reacting an amine with phosgene in a reaction chamber to form an isocyanate. In this process the inert medium stream is metered such that a point of first contact of the amine and the phosgene occurs at a distance from a surface of the mixing device, and a turbulent flow is present in the reaction chamber. | 06-13-2013 |
20140088280 | Method and Device for the Continuous Production of Polymers by Radical Polymerization - The present invention relates to a method for the continuous production of a polymer by radical polymerization, wherein at least three materials are mixed with microstructures in one or more mixers and are then polymerized in at least one reaction zone. | 03-27-2014 |