Patent application number | Description | Published |
20080210640 | Process for eliminating nitrogenous organic compounds from salt-containing water - The invention relates to a process for eliminating nitrogenous organic compounds from a salt-containing water which contains more than 0.5% by weight of salt in the form of CaCl | 09-04-2008 |
20090023936 | Method of purifying vinylene carbonate - The present invention relates to the industrial purification of vinylene carbonate (VC). | 01-22-2009 |
20090032389 | PROCESS FOR THE MILD DISTILLATIVE SEPARATION OF MIXTURES - The invention relates to a semibatchwise process for the mild distillative separation of mixtures, in a first stage a column being supplied continuously with a feed and the feed being separated at least into different fractions, one of the fractions being removed continuously into a container, and, in a second step, the fraction removed into the container being recycled to the column and being separated again batchwise into different fractions. | 02-05-2009 |
20090176997 | Process for producing vinylene carbonate - The present invention relates to the industrial production of vinylene carbonate (VC) by eliminating hydrogen chloride from chloroethylene glycol carbonate (CGC) or solid catalysts in the gas phase, the reaction being carried out over a catalyst bed agitated by thorough mixing. | 07-09-2009 |
20090216038 | High-purity vinylene carbonate and a method of purifying vinylene carbonate - The present invention relates to the technical purification of vinylene carbonate (VC) by means of a simple thermal treatment with organic compounds which possess amidic nitrogen-hydrogen bonds, followed by a distillation and a melt crystallization. In this way VC of ultra-high purity is obtained. The high-purity vinylene carbonate can be stored and transported without stabilizer. | 08-27-2009 |
20100137656 | METHOD FOR IMPROVING THE COLOR NUMBER OF TRIMETHYLOLPROPANE - The present invention relates to a method for the production of trimethylolpropane with a low color number by treatment with activated carbon. | 06-03-2010 |
20120043687 | PROCESS FOR THE PRODUCTION OF WATER AND SOLVENT-FREE POLYMERS - The present invention relates to water and solvent-free polymers, in particular water and solvent-free synthetic rubber products like non-halogenated and halogenated butyl rubber products as well as a process for the production thereof. The invention further relates to a device suitable to accomplish said process. | 02-23-2012 |
20120302706 | REACTOR AND METHOD FOR CONTINUOUS POLYMERIZATION - The present invention relates to a reactor ( | 11-29-2012 |
20130203942 | PROCESS FOR THE PRODUCTION OF WATER AND SOLVENT-FREE POLYMERS - The present invention relates to water and solvent-free polymers, in particular water and solvent-free synthetic rubber products like non-halogenated and halogenated butyl rubber products as well as a process for the production thereof. The invention further relates to a device suitable to accomplish said process. | 08-08-2013 |
20130211030 | PROCESS FOR THE PRODUCTION OF WATER AND SOLVENT-FREE POLYMERS - The present invention relates to water and solvent-free polymers, in particular water and solvent-free synthetic rubber products like styrene butadiene rubber products and butadiene rubber products as well as a process for the production thereof. The invention further relates to a device suitable to accomplish said process. | 08-15-2013 |
20130211031 | PROCESS FOR THE PRODUCTION OF WATER AND SOLVENT-FREE NITRILE RUBBERS - The present invention relates to specific water and solvent-free nitrile rubbers having specific functional groups and/or end groups, a process for the production thereof and the use thereof. This process involves removing volatile compounds from a fluid (F) containing (1) at least one nitrile rubber and (2) at least one volatile compound, wherein the process comprises at least the steps of a.) treating the fluid (F) in at least one conversation unit, b.) retreating the concentrated fluid from step a.) in at least one retreating unit and c.) feeding the retreated concentrated fluid from step b.) into at least one retreating unit. | 08-15-2013 |
20130217833 | PROCESS FOR THE PRODUCTION OF RUBBER IONOMERS AND POLYMER NANOCOMPOSITES - The invention relates to an energy efficient, environmentally favourable process for preparing water and solvent-free rubber ionomers and/or polymer nanocomposites comprising said rubber ionomers. | 08-22-2013 |
20140024784 | PROCESS FOR THE PRODUCTION OF WATER AND SOLVENT-FREE HYDROGENATED NITRILE RUBBERS - The present invention relates to a process for the production of water and solvent-free hydrogenated nitrile rubber polymers, to the hydrogenated nitrile rubbers and the use thereof. | 01-23-2014 |
20140148561 | REACTOR AND METHOD FOR CONTINUOUS POLYMERIZATION - The present invention relates to a reactor ( | 05-29-2014 |