Patent application number | Description | Published |
20110126421 | Method For Removing Water From A Mixture - The invention relates to a method for removing water from a mixture containing at least one compound having at least one group reactive towards isocyanate and containing water, the mixture being applied to the surface of a rotating body A, the mixture flowing over the surface of the rotating body A to an outer region of the surface of the rotating body A and water evaporating from the mixture. In particular, this method is suitable for removing water from alcohols and amines. | 06-02-2011 |
20110132144 | Method For Producing Metal Nanoparticles In Polyols - The invention relates to a process for the preparation of metal nanoparticles, selected from the group consisting of lead, bismuth, zinc, antimony, indium, gold, nickel, cobalt, palladium, platinum, iridium, osmium, rhodium, ruthenium, rhenium, vanadium, chromium, manganese, niobium, molybdenum, tungsten, tantalum, cadmium, silver and/or copper, on a rotating body, characterized in that a reduction of corresponding metal salts, corresponding metal salt complexes, corresponding metal hydroxides and/or corresponding metal oxides by polyols having a number of hydroxyl groups in the polyol of 1 to 10 and a molecular weight of the polyols of 2000 to 18 000 Da is effected. | 06-09-2011 |
20110132551 | Method For Removing Non-Reacted Isocyanate From Its Reaction Product - The present invention relates to a method for removing isocyanate from a reaction product of isocyanate with compounds reactive towards isocyanates, the reaction product being applied to the surface of a rotating body A, the reaction product flowing over the surface of the rotating body A to an outer region of the surface of the rotating body A and isocyanate which was used for the preparation of the reaction product and has not reacted evaporating from the mixture in the process. | 06-09-2011 |
20110144288 | Production of Silylated Polyurethane and/or Polyurea - The invention relates to a process for the preparation of silylated polyurethanes and/or polyureas, comprising the steps: a) application of a component β) containing isocyanate and of a component α) containing polyol and/or polyamine to at least one surface of body A, which surface rotates about an axis of rotation and has a temperature between 60 and 400° C., and b) reaction of the reaction product of β) isocyanate and α) polyol and/or polyamine with a silylating agent. | 06-16-2011 |
20110306696 | Continuous Production of Copolymers Suitable as Flow Agents - The invention relates to a process for the preparation of copolymers containing acid monomer structural units and polyether macromonomer structural units, which is carried out in a continuous mode of operation in a reactor which has
| 12-15-2011 |
20110308730 | 2-ETHYLHEXYL METHYL TEREPHTHALATE AS PLASTICIZER IN ADHESIVES AND SEALANTS - The invention provides an adhesive or sealant comprising (A) at least one compound selected from the group consisting of polyurethanes, polyureas, polyacrylates, polysulphides, silylated polyurethanes, silylated polyureas, silylated polyethers, silylated polysulphides and silyl-terminated acrylates, and (B) at least 0.32% by weight of 2-ethylhexyl methyl terephthalate, based on the overall adhesive or sealant. A process is disclosed for preparing the adhesive or sealant, and also disclosed is the use thereof for producing material bonds between parts to be joined. | 12-22-2011 |
20110309533 | Rotating surfaces for SDR - The proposed spinning disc reactor comprises substantially a horizontally rotatable, disc-like and thermostatable support element which has an outer reaction surface, feed means for feeding at least one reactant onto the reaction surface and internal structures for thermostating the reaction surface. In addition, it contains at least one separation apparatus for collecting and removing the reaction product from the reaction surface. The support element is characterized in particular in that it consists of two components a) and b) arranged horizontally one on top of the other and having substantially identical surface measures. These two components are connected to one another in an interlocking manner and tightly during the operating time and the lower component a) has, on its top facing the inner region of the support element, at least one substantially uninterrupted groove milled in over an extensive area and intended for receiving, conducting and discharging a heat-transfer fluid. In addition, it has at least two bores for feeding and discharging the heat-transfer fluid, at least one profiled seal encircling the outer surface region being arranged between the component a) and the component b). The two components a) and b) as a whole are reversibly connected to one another. As a result of such specific features, a simply designed reactor which is advantageous with respect to maintenance, is versatile and permits targeted control of the chemical reaction on its rotating surface is present. | 12-22-2011 |
20110313177 | 2-Oxo-1, 3-dioxolane-4-carboxylic Acid and Derivatives Thereof, Their Preparation and Use - 2-Oxo-1,3-dioxolane-4-carboxylic acid and derivatives thereof, according to the following formula, | 12-22-2011 |
20120129685 | PROCESS FOR PREPARING MULTIMETAL CYANIDE COMPOUNDS - The invention relates to a process for preparing multimetal cyanide compounds by reacting the aqueous solution of a metal salt a) with the aqueous solution of a hexacyanometalate compound b), wherein the mixture of the solutions a) and b) flows over the surface of a rotating body A to an outer region of the surface of the rotating body A and is flung off from there. | 05-24-2012 |
20120190792 | Siliceous-Based Polyurea Compositions - The present invention provides siliceous-based polyurea compositions, obtainable by reacting isocyanates, alkali silicates and hydratable aluminosilicates. | 07-26-2012 |
20120316286 | Water Dispersable, Cyclic-Carbonate-Functionalized Vinyl Copolymer System - A water-dispersible, cyclocarbonate-functionalized vinyl copolymer binder, a process for the preparation of the binder, an aqueous dispersion containing the binder, a system comprising the binder, water and an (amine) curing agent and the use of the binder for the production of a hardened coating are proposed. | 12-13-2012 |
20130303804 | Process For Preparing A Thixotroping Agent And Use Thereof - The invention provides a process for preparing a thixotropic agent based on a urea derivative, in which the components α) comprising at least one amine and β) comprising at least one isocyanate, are supplied separately to a mixing means and are mixed with one another, the reaction mixture being discharged by spraying or squirting from the mixing means. Further disclosed is the use of the thixotropic agent in a fluid system. The process is especially suitable for preparing adhesives and sealants. | 11-14-2013 |
20140045969 | Curable Composition - The invention relates to a composition comprising (A) at least 5% by weight of en organic prepolymer P having at least two water-crossilnkable organosilicon end groups, (B) 0.01% to 3.0% by weight of boric acid and/or bone ester, and (C) 0.01% to 3.0% by weight of an amine component. Additionally disclosed is a method for the curing of these compositions and also the use of boric acid and/or boric esters and an amine component a condensation catalyst. | 02-13-2014 |
20140319418 | PROCESS FOR PRODUCING HYDROGELS - The invention relates to a process for producing a hydrogel, which is performed in a reactor which has a body A which rotates about an axis of rotation and a metering system. A component comprising at least i) a soluble salt of an acidic or amphoteric oxygen-containing molecular anion and ii) a component comprising a precipitant are applied with the aid of the metering system to the surface of the rotating body A, such that a mixture of components i) and ii) flows over the surface of the rotating body A to an outer region of the surface of the rotating body A, the mixture leaves the surface and the pH of the mixture after leaving the surface of the body A is between 2 and 12. Additionally disclosed is the use of the resulting hydrogels for production of aerogels. | 10-30-2014 |
20140378689 | PREPARING CYCLOCARBONATE-FUNCTIONALIZED COMPOUNDS - An improved process is proposed for preparing cyclocarbonate-functionalized compounds of the general formula (I) | 12-25-2014 |
20150051365 | 2-OXO-1,3-DIOXOLANE-4-CARBOXAMIDES, THEIR PREPARATION AND USE - The present invention suggests 2-oxo-1,3-dioxolane-4-carboxamides of formula (I), | 02-19-2015 |
20150076388 | PROCESS FOR PRODUCING AEROGELS - The invention relates to a process for producing an organically modified aerogel, comprising the steps of a) reacting at least one soluble salt of an acidic or amphoteric oxygen-containing molecular anion with at least one acid to give a hydrogel, b) modifying the hydrogel with a mixture comprising a silylating agent having at least one organic radical and a nonpolar solvent, c) subcritically drying the organically modified gel, wherein the process does not comprise a step between step a) and step b) for exchange of the solvent and/or for removal of salts and the process is performed in the absence of alcohol. Additionally disclosed is the use of the organically modified aerogel obtained as a heat- or sound-insulating material, as a catalyst support, gas storage means or as an adsorbent. | 03-19-2015 |