Patent application number | Description | Published |
20090301348 | MIXTURE OF DIESTERS OF DIANHYDROHEXITOL DERIVATIVES WITH CARBOXYLIC ACIDS OF THE EMPIRICAL FORMULA C8H17COOH, PROCESS FOR PREPARING THESE DIESTERS, AND USE OF THESE MIXTURES - The present invention relates to a mixture comprising diesters of the formula (I) where R | 12-10-2009 |
20100210880 | MULTISTAGE CONTINUOUS PROCESS FOR THE HYDROFORMYLATION OF HIGHER OLEFINS OR OLEFIN MIXTURES - The invention relates to a process for the continuous preparation of aldehydes and/or alcohols having at least 6 carbon atoms by multistage hydroformylation of olefins or olefin mixtures having at least 5 carbon atoms in the presence of unmodified cobalt complexes, in which at least two reactors are operated at different temperatures in the temperature range from 100 to 220° C. and pressures of from 100 to 400 bar, which is characterized in that
| 08-19-2010 |
20100249464 | ONE-STAGE CONTINUOUS PROCESS FOR HYDROFORMYLATING HIGHER OLEFINS OR OLEFIN MIXTURES - The invention relates to a one-stage continuous process for hydroformylating olefins having at least 5 carbon atoms to the corresponding aldehydes and/or alcohols having at least 6 carbon atoms in the presence of unmodified cobalt catalysts in a process in which, in the presence of an aqueous phase and of an organic phase, catalyst formation, catalyst extraction and hydroformylation proceed in the same reactor, which is characterized in that more aqueous cobalt salt solution is fed into the reactor as an aqueous phase with the liquid reaction mixture and is discharged from the reactor with the gas phase, and in that the level of the aqueous bottom phase is kept constant by continuously conducting a portion of the aqueous bottom phase out of the reactor. | 09-30-2010 |
20110060169 | HYDROGENATION CATALYST AND PROCESS FOR PREPARING ALCOHOLS BY HYDROGENATION OF CARBONYL COMPOUNDS - The invention relates to a hydrogenation catalyst which comprises a support material and at least one hydrogenation-active metal and in which the support material is based on titanium dioxide, zirconium dioxide, aluminium oxide, silicon oxide or mixed oxides thereof and the hydrogenation-active metal is at least one element from the group consisting of copper, cobalt, nickel, chromium, wherein the support material contains the element barium. | 03-10-2011 |
20120046503 | METHOD FOR ENRICHING A HOMOGENEOUS CATALYST FROM A PROCESS FLOW - The invention relates to a method for enriching a homogenous catalyst from a process flow comprising said homogenous catalyst as a component, wherein the process flow is conducted over at least one membrane and wherein the membrane wholly or partially comprises a polymer that has planar polymer units connected to one another via a rigid link and wherein the linker is contorted, such that at least one planar polymer unit is connected to at least one second planar polymer unit via the link, in a non-co-planar arrangement. The invention furthermore relates to a method for producing tridecanal. | 02-23-2012 |
20120123169 | PROCESS FOR PREPARING ALPHA,BETA-UNSATURATED C10-ALDEHYDES - The invention relates to a method for continuously producing α,β-unsaturated C | 05-17-2012 |
20120136186 | METHOD FOR PRODUCING LOW-ODOR N-BUTANE - The invention relates to a method for producing low-odor n-butane by catalytic hydrogenation of a feed mixture. The aim of the invention is to provide such a method, wherein the feed material, in addition to n-butane, n-butene and up to 1 mass % formic acid and/or up to 1 mass % pentanals and/or up to 0.5 mass % pentanols, also comprises carbon monoxide. The aim is achieved by treating the feed mixture in the temperature range of 15 to 120° C. with an aqueous solution of an alkali metal or alkaline earth metal hydroxide in the concentration range of 0.5 to 30 mass % and subsequently subjecting the feed mixture to the catalytic hydrogenation. | 05-31-2012 |
20120172624 | PROCESS FOR PREPARING DECANECARBOXYLIC ACIDS - The invention relates to a process for preparing a mixture of isomeric decane-carboxylic acids, which comprises the following steps: | 07-05-2012 |
20120190895 | PRODUCING ALPHA,BETA-UNSATURATED ALDEHYDES BY MEANS OF A REACTION MIXING PUMP - The invention relates to a method for producing α,β-unsaturated aldehydes, wherein a catalytic aldol condensation of charged aldehydes is carried out in the presence of an aqueous base within a continuous-flow reactor. The aim of the invention is to provide a method for aldolizing aldehydes that can be carried out in a particularly economical manner. The aim is achieved by using a reaction mixing pump as the reactor. | 07-26-2012 |
20120253083 | METHOD FOR PRODUCING DECANOLS BY MEANS OF HYDROGENATING DECENALS - The present invention relates to a method for producing at least one decanol by means of hydrogenating at least one decenal, wherein a first hydrogenation is carried out in the liquid phase on a solid first catalyst, wherein the first catalyst contains copper and nickel. The aim of the invention is to provide a method of the type mentioned above, according to which decenals can be hydrogenated into decanols in high yields even after long operating periods. The content of non-reacted decenals in the hydrogenation discharge in particular should be less than 1500 ppm. Said aim is achieved by carrying out the hydrogenation in two steps, which is to say in a first step in a known manner using a catalyst comprising copper, nickel and optionally chromium and/or barium oxide, and subsequently in a second step using a different catalyst that must be free of copper, chromium and nickel. | 10-04-2012 |
20150018576 | METHOD AND DEVICE FOR THE HYDROFORMYLATION OF ISOBUTENE AND FOR THE SEPARATION OF THE PRODUCT MIXTURE - The invention relates to a method for producing a product mixture ( | 01-15-2015 |
Patent application number | Description | Published |
20100205726 | TOILET FLUSHER HAVING A LOW-VISCOSITY SUBSTANCE - Toilet flusher ( | 08-19-2010 |
20100205727 | Toilet Flusher having Substance Dispensing Activated By Sensor Directed at Flush Water - Toilet flusher comprising an energy source, a control unit, a sensor unit, and at least one first container that contains a first preparation and may be coupled with the toilet flusher, wherein the sensor unit detects an initiation of the flow of flushing water without engaging in the flow of flush water and generates a signal that is conducted to the control unit that converts the sensor signal into a control signal for dispensing at least one preparation. | 08-19-2010 |
20100205728 | Toilet Cleaner Dispenser with an Adjustable Substance Dispensing Amount - Toilet cleaner dispenser for adding at least one substance preparation to a toilet bowl, comprising at least one first container having a first preparation that may be coupled to the dosing device of the toilet cleaner dispenser, wherein the toilet cleaner dispenser comprises at least one control unit and a dispenser element and/or a pump that cooperate such that at least two different, defined dispensing amounts of at least one substance preparation may be released. | 08-19-2010 |
20100205729 | Toilet Flusher having a Defined Substance Dispensing Amount - Toilet flusher comprising a power source, control unit, sensor unit, and at least one first container that contains a first preparation and that may be connected to the toilet flusher, wherein the toilet flusher comprises at least one pump that cooperates with the power source, control unit, and sensor unit such that a defined dispensing amount of at least one substance preparation is dispensed independently of the arrangement of the toilet flusher in or on the toilet bowl and/or of the amount of flushing water acting on the toilet flusher. | 08-19-2010 |
20100205731 | TOILET FLUSHER WITH THE TIME-OFFSET RELEASE OF TWO SUBSTANCES - Toilet flusher for adding at least two different substance preparations to a toilet bowl or into the surroundings of a toilet bowl, comprising a first container containing a first preparation and at least one second container containing a second preparation, wherein the toilet flusher comprises one or more means that release two different substance preparations at consecutive time points t | 08-19-2010 |
20100205732 | TOILET FLUSHER HAVING ELECTROMECHANICALLY INDUCED RELEASE OF ACTIVE AGENT - Dosing mechanism for free-flowing preparations, comprising a dosing device having an energy source, a control unit, and a sensor unit, and at least one first tank containing a first preparation and that can be coupled to the dosing device, the dosing device comprising a micropump controllable by the control unit and having a specific delivery rate of less than 500 l/min. | 08-19-2010 |