Patent application number | Description | Published |
20080213547 | Composite Composition for Micropatterned Layers Having High Relaxation Ability, High Chemical Resistance and Mechanical Stability - A polymerizable composite composition comprising a) a hydrolysate and/or condensate of at least one hydrolysable alkylsilane having at least one alkyl group, at least one hydrolysable arylsilane having at least one aryl group or at least one hydrolysable alkylarylsilane having at least one alkylaryl group, and at least one hydrolysable silane containing an epoxy group, b) at least one organic compound having at least 2 epoxy groups, and c) a cationic initiator, is suitable to provide, upon curing, substrates with a patterned coating or patterned moulded articles. The patterned coatings and moulded articles obtained show high relaxation ability, high chemical resistance and mechanical stability. Micropatterns can be obtained with high stability of shape. | 09-04-2008 |
20080261053 | Abrasion-Resistant and Scratch-Resistant Coatings Having a Low Index of Refraction on a Substrate - Disclosed is a substrate with an abrasion resistant and scratch-resistant coating that has a low index of refraction and comprises magnesium fluoride and at least one metal oxide or semimetal oxide. The coating can be obtained by applying a coating composition containing magnesium fluoride or a precursor thereof and at least one metal oxide or semimetal oxide, or a precursor thereof onto a substrate and then subjecting the same to a thermal treatment. | 10-23-2008 |
20090004098 | Process for the Production of Nanoparticles with Tailor-Made Surface Chemistry and Corresponding Colloids - A process for the production of a suspension of crystalline and/or densified, surface-modified nanoscale particles in a dispersant. The process comprises: (a) heat-treating a suspension of amorphous or semicrystalline, non-surface-modified nanoscale particles in a first dispersant to obtain crystallized and/or densified particles; and (b) mechanically activating, in the presence of at least one modifying agent, the particles obtained according to (a) as a suspension in the first dispersant or in a different dispersant to obtain a suspension of crystalline and/or densified nanoscale particles which are surface-modified by the at least one modifying agent. | 01-01-2009 |
20090035703 | Regeneratable, structured plate comprising oxidation catalysts - A regeneratable plate having a structured surface comprising hydrophilic and hydrophobic regions. The plate comprises a substrate, a first layer comprising a hydrophilic oxidation catalyst arranged on the substrate, and a second layer which is hydrophobic and is imagewise arranged on the first layer to thereby afford the structured surface comprising hydrophobic regions and hydrophilic regions. A process for making the plate by imagewise exposure is also described. | 02-05-2009 |
20090250218 | OIL-, HOT WATER-AND HEAT-RESISTANT BINDERS, PROCESS FOR PREPARING THEM AND THEIR USE - A process for preparing a binder which comprises a heterocondensate of silicon compounds and metal and/or boron compounds. The process comprises mixing a silicon component which comprises (A), at least one hydrolyzable silicon compound having a non-hydrolyzable polymerizable group, with water to form a hydrolysis product, and 15 s to 15 min after mixing (A) with water, the addition of (B), at least one compound of boron or a metal selected from Al, Ga, In, Tl, Ge, Ga, Sn, Pb, Ti, Zr, Hf, Sc, Y and La. | 10-08-2009 |
20090264323 | CONSOLIDATED PROPPANTS HAVING HIGH MECHANICAL STRENGTH AND PROCESS FOR THE PREPARATION THEREOF - A process for the preparation of hydrolytically and hydrothermally stable consolidated proppants is described, in which (A) a consolidating agent comprising (A1) a hydrolysate or precondensate of at least one functionalized organosilane, a further hydrolyzable silane and at least one metal compound, the molar ratio of silicon compounds used to metal compounds used being in the range of 10 000:1 to 10:1, and (A2) an organic crosslinking agent are mixed with a proppant and (B) the consolidating agent is cured at elevated pressure and elevated temperature. | 10-22-2009 |
20090284567 | INK JET RECORDING HEAD, PRODUCING METHOD THEREFOR AND COMPOSITION FOR INK JET RECORDING HEAD - The invention provides a method for producing an ink jet recording head having a high durability and a high ink resistance and enabling a high-quality image recording by employing a material capable of reducing the internal stress and having satisfactory patterning characteristics. It also provides a method of producing such ink jet recording head with a high precision. A cationically photopolymerizable resin composition containing a condensate of a hydrolysable organosilane compound, employed as a material for forming a flow path forming member, enables a reduction of internal stress and a highly precise pattern in the flow path forming member thereby providing an ink jet recording head having a high durability and a high ink resistance and capable of high-quality printing over a prolonged time, and a producing method therefor. | 11-19-2009 |
20100028631 | FINE INTERFERENCE PIGMENTS CONTAINING GLASS LAYERS ON METAL, GLASS AND CERAMIC SURFACES AND METHOD FOR PRODUCTION THEREOF - A process for providing a substrate having a metal, glass or ceramic surface with a vitreous layer comprising an interference pigment. The process comprises comminuting an interference pigment having at least one dielectric interference layer by a wet grinding process; dispersing the comminuted interference pigment into a silicate-containing suspension to obtain a coating composition; applying the coating composition to the surface by a wet coating process; and densifying the coating composition at a temperature of not more than 650° C. | 02-04-2010 |
20100178491 | ULTRA-HARD COMPOSITE LAYERS ON METAL SURFACES AND METHOD FOR PRODUCING THE SAME - The invention relates to a metal substrate comprising an ultra-hard composite layer consisting of an inorganic, vitreous matrix containing one or more abrasive fillers. According to the invention, the diameter of the filler particles or, if the filler particles have a platelet-type form, the thickness of the filler particles is less than the layer thickness of the composite layer. | 07-15-2010 |
20100193982 | HYPER-FINE CEMENT - The invention relates to a process for producing a hyper-fine cement, in which cement is wet milled in a nonaqueous solvent, if appropriate in the presence of a grinding aid, as a result of which a hyper-fine cement having a particle size D | 08-05-2010 |
20100309247 | INK JET RECORDING HEAD, PRODUCING METHOD THEREFOR AND COMPOSITION FOR INK JET RECORDING HEAD - The invention provides a method for producing an ink jet recording head having a high durability and a high ink resistance and enabling a high-quality image recording by employing a material capable of reducing the internal stress and having satisfactory patterning characteristics. It also provide a method of producing such ink jet recording head with a high precision. A cationically photopolymerizable resin composition containing a condensate of a hydrolysable organosilane compound, employed as a material for forming a flow path forming member, enables a reduction of internal stress and a highly precise pattern in the flow path forming member thereby providing an ink jet recording head having a high durability and a high ink resistance and capable of high-quality printing over a prolonged time, and a producing method therefor. | 12-09-2010 |
20100316447 | INORGANIC-ORGANIC BINDER, METHOD FOR THE PRODUCTION THEREOF, AND USE THEREOF - A process for the preparation of a binder comprising a heterocondensate of (i) a hydrolysable silicon compound having at least one nonhydrolysable organic radical without polymerizable group and (ii) a metal and/or boron compound. The process comprises hydrolyzing (i) with water, adding (ii) to the resultant reaction mixture after the water in the reaction mixture is substantially consumed, and, optionally, adding an organic binder component to the heterocondensate and/or a precursor thereof. | 12-16-2010 |
20110039737 | BINDERS FOR BINDING BEDS AND LOOSE FORMATIONS AND PROCESSES FOR PRODUCING THEM - A binder is described which comprises A) a hydrolysate or heterocondensate of at least one hydrolysable silicon compound and at least one metal, phosphorus or boron compound, the metal being selected from Al, Ge, Sn, Pb, Ti, Mg, Li, V, Nb, Ta, Zr and Hf, B) an organic polymerizable or polycondensable monomer or oligomer and C) a buffer, so that the pH of the buffered binder is in the range from 2 to 7, and optionally a complexing agent, if appropriate, the at least one hydrolysable silicon compound comprising one or more hydrolysable silicon compounds having at least one nonhydrolysable group or oligomers thereof. The binder is suitable for consolidating bulk or loose substrates. | 02-17-2011 |
20110056411 | CEMENT ADDITIVES FOR OIL-COMPATIBLE CEMENTS - A process for the preparation of a cement material for cementing. The process comprises adding to a cement material comprising cement and water a precondensate of at least one hydrolysable organosilane and, optionally, (nanoscale) particles. | 03-10-2011 |
20110122198 | INK JET RECORDING HEAD, PRODUCING METHOD THEREFOR AND COMPOSITION FOR INK JET RECORDING HEAD - The invention provides a method for producing an ink jet recording head having a high durability and a high ink resistance and enabling a high-quality image recording by employing a material capable of reducing the internal stress and having satisfactory patterning characteristics. It also provides a method of producing such ink jet recording head with a high precision. A cationically photopolymerizable resin composition containing a condensate of a hydrolysable organosilane compound, employed as a material for forming a flow path forming member, enables a reduction of internal stress and a highly precise pattern in the flow path forming member thereby providing an ink jet recording head having a high durability and a high ink resistance and capable of high-quality printing over a prolonged time, and a producing method therefor. | 05-26-2011 |
20110201735 | SILOXANE COMPOSITE-BASED LIGHT-WEIGHT OPTICAL LENSES - Disclosed is a process of preparing a moulded article, comprising 1) hydrolysing a) at least one silane having one non-hydrolysable organic group, and b) at least one compound selected from b1) a silane having two non-hydrolysable organic groups, and b2) a hydrolysable polysiloxane, or a mixture thereof, and c) optionally at least one silane having no non-hydrolysable organic group, to prepare a composite composition comprising a hydrolysate or condensate, 2) placing the composite composition in a mould, 3) curing the composite composition to increase the degree of condensation, 4) removing the moulded article from the mould, and 5) heat treating the moulded article at a temperature of at least 100° C. The moulded article is preferably an optical lens which may be used for automobile headlights. | 08-18-2011 |
20110293923 | METALLIC ARTICLES HAVING VITREOUS OR GLASS-CERAMIC PIGMENTED PROTECTIVE LAYERS HAVING A HIGH CHEMICAL RESISTANCE - Metallic substrates with a vitreous or glass-ceramic pigmented protective layer are obtainable by applying an alkali metal silicate-containing coating sol to the substrate or a surface thereof and thermally densifying the layer thus obtained, said alkali metal silicate-containing coating sol comprising an oxidic pigment of at least one element selected from the third and fourth main or subgroups of the Periodic Table of the chemical elements and the transition metals Fe, Co, Ni, Cu, Zn, Nb and Ta. | 12-01-2011 |
20120255733 | HYPER-FINE CEMENT - A process for sealing or strengthening porous molded articles, rock or porous informations. The process comprises using hyper-fine cement having a particle size D | 10-11-2012 |
20130020335 | METAL SURFACES COMPRISING A THIN GLASS- OR CERAMIC TYPE PROTECTIVE LAYER HAVING HIGH CHEMICAL RESISTANCE AND IMPROVED NON-STICK PROPERTIES - The invention relates to articles comprising a metal surface provided with a glass-, glass-ceramic- or ceramic-type protective layer, characterized in that the protective layer comprises a base layer comprising a matrix made of an alkali and/or alkaline earth silicate and an alkali metal- and alkaline earth metal-free top layer comprising a matrix made of an oxidic silicon compound, and to a method for the manufacture of said articles. | 01-24-2013 |
20140017399 | ABRASION-RESISTANT AND SCRATCH-RESISTANT COATINGS HAVING A LOW INDEX OF REFRACTION ON A SUBSTRATE - Disclosed is a substrate with an abrasion resistant and scratch-resistant coating that has a low index of refraction and comprises magnesium fluoride and at least one metal oxide or semimetal oxide. The coating can be obtained by applying a coating composition containing magnesium fluoride or a precursor thereof and at least one metal oxide or semimetal oxide, or a precursor thereof onto a substrate and then subjecting the same to a thermal treatment. | 01-16-2014 |