Patent application number | Description | Published |
20090266273 | PULVERULENT COMPOSITION COMPRISING A HYDRAULIC BINDER AND A PYROGENIC METAL OXIDE - Pulverulent composition comprising at least one hydraulic binder having a d | 10-29-2009 |
20090272296 | Process for the Preparation of Products of High Early Strength Comprising Hydraulic Binders - A process for the preparation of products of high early strength comprising hydraulic binders, in which a hydraulic binder, water and 0.1 to 5% by weight, based on the hydraulic binder, of a finely divided titanium dioxide are mixed with agitation and in any desired sequence. | 11-05-2009 |
20090301350 | USE OF PYROGENIC METAL OXIDE FOR THE MANUFACTURE OF A SELFCOMPACTING COMPOSITION COMPRISING HYDRAULIC BINDERS - Use of pyrogenic metal oxide for the manufacture of a selfcompacting composition comprising hydraulic binders and having high early strength, the composition comprising at least one hydraulic binder and water as further constituents and the product of the BET surface area, in m | 12-10-2009 |
20100029463 | PREPARATION FOR PRODUCING REFRACTORY MATERIALS - Preparation for producing refractory materials, characterized in that it comprises one or more particulate, refractory components and one or more binders, where—the particulate, refractory component has a mean particle diameter of >0.3 m and—the binder is selected from among—from 0.05 to 50% by weight of a very finely particulate binder having a mean particle diameter of from 10 nm to 0.3 m selected from the group consisting of aluminium oxide, titanium dioxide, zirconium dioxide and/or mixed oxides of the abovementioned oxides, —from 0 to 20% by weight of an inorganic binder, from 0 to 20% by weight of a hydraulically setting binder, —from 0 to 15% by weight of an organic, silicon-free binder—and the preparation additionally contains from 0 to 35% by weight of water, where—the proportion of the particulate, refractory component is equal to 100 and the percentages of the further materials in the preparation are based on the particulate component. | 02-04-2010 |
20100204033 | ZIRCONIUM DIOXIDE POWDER AND ZIRCONIUM DIOXIDE DISPERSION - Zirconium dioxide powder in the form of aggregated primary particles, having a BET surface area of 30 to 150 m2/g and a Berger whiteness of at least 88%. It is prepared by atomizing a solution which comprises an organic zirconium compound and mixing it with a combustion gas and air and allowing the mixture to burn in a flame into a reaction chamber surrounded by a casing, where the temperature in the reaction chamber and along the side of the wall of the casing facing the reaction chamber is at least 500° C. Dispersion comprising the zirconium dioxide powder. Use of the zirconium dioxide powder and of the dispersion for producing ceramics. | 08-12-2010 |
20100273636 | MIX AND REFRACTORY PRODUCT HAVING A HIGH HYDRATION RESISTANCE PRODUCED THEREFROM - Mix which comprises a) one or more very finely divided silicon dioxide powders having an average particle diameter of from 2 to 100 nm and a BET surface area of at least 30 m | 10-28-2010 |
20110076608 | CARBON BLACK, A PROCESS FOR PREPARATION THEREOF AND USE THEREOF - Carbon black with a content of polycyclic aromatic hydrocarbons measured by the 22 PAH method of less than 5 ppm and an STSA surface area of <90 m | 03-31-2011 |
20120111224 | DISPERSION, SLURRY AND PROCESS FOR PRODUCING A CASTING MOULD FOR PRECISION CASTING USING THE SLURRY - Slurry which contains a) from (50) to (80) % by weight of refractory particles having an average particle size of from (0.5) m to (150) m, b) from (5) to (35) % by weight of aluminium oxide particles having an average particle diameter of less than (300) nm and c) from (5) to (35) % by weight of water and d) a pH of from (5) to (12). Process for producing the slurry using a dispersion, and also the dispersion itself. Process for producing a casting mould, and also the casting mould itself. | 05-10-2012 |
20120156370 | PROCESS FOR THE INFILTRATION OF POROUS CERAMIC COMPONENTS - Process for the infiltration of porous ceramic components, in which a dispersion containing metal oxide particles and having a metal oxide content of at least 30% by weight, based on the dispersion, is used, where the particle size distribution d | 06-21-2012 |