Patent application number | Description | Published |
20090056591 | WEATHER-RESISTANT PEARLESCENT PIGMENTS BASED ON SMALL THIN GLASS PLATES, AND METHOD FOR THE PRODUCTION THEREOF - The invention relates to weather-stable pearlescent pigments having improved application properties based on a glass flake coated with highly refractive metal oxides and having a protective coat on its top metal oxide layer. | 03-05-2009 |
20100047300 | PEARLESCENT PIGMENTS CONTAINING COSMETIC COMPOSITIONS - The present invention is directed to a cosmetic composition comprising an effect pigment based on a glass flake as a substrate with a coating, said coating comprising at least one layer of at least one high refractive material, said material having a refractive index of at least 1.8, and/or a semitransparent metal coating wherein said glass flakes comprising the following composition: 65-75 wt.-% silicon oxide, preferably SiO | 02-25-2010 |
20100116169 | EFFECT PIGMENTS COMPRISING A GLASS FLAKE SUBSTRATE - The present invention relates to an effect pigment comprising as a substrate a glass flake with a coating, said coating comprising at least one layer of at least one high refractive material, said material having a refractive index of at least 1.8, and/or at least one layer of at least one semitransparent metallic material, wherein said glass flakes comprising the following composition: 65-75 wt.-% silicon oxide, preferably SiO | 05-13-2010 |
20100152355 | CHEMICAL-RESISTANT METALLIC EFFECT PIGMENTS, METHOD FOR PRODUCING THE SAME AND USE THEREOF - The invention relates to metallic effect pigments having a plateletlike metal core and, surrounding the plateletlike metal core, a homogeneous synthetic resin coating, the synthetic resin coating comprising polyacrylate and/or polymethacrylate and also organofunctional silane. The invention further relates to a process for preparing such metallic effect pigments, and to their use. | 06-17-2010 |
20100297045 | EFFECT PIGMENTS BASED ON ARTIFICIALLY PRODUCED SUBSTRATES WITH A NARROW SIZE DISTRIBUTION - The invention relates to effect pigments comprising artificial platelet-shaped substrates which have at least one optically active coating, where the effect pigments have a volume-averaged cumulative undersize distribution curve with the characteristic numbers D | 11-25-2010 |
20100298469 | EFFECT PIGMENTS BASED ON SUBSTRATES FORMED FROM INORGANIC-ORGANIC MIXED PHASES, PRODUCTION AND USE THEREOF - Effect pigments with a platelet-shaped substrate provided on at least one side with at least one coating of semitransparent metal and/or at least one high-index coating having a refractive index≧2.0. The platelet-shaped substrate includes at least one mixed inorganic/organic phase. Also, a method of producing effect pigments including the following steps:
| 11-25-2010 |
20110226161 | HIGH-GLOSS MULTILAYER EFFECT PIGMENTS HAVING A SILVER INTERFERENCE COLOR AND A NARROW SIZE DISTRIBUTION, AND METHOD FOR THE PRODUCTION THEREOF - Multilayer pearlescent pigments with a silver interference color, based on platelet-shaped transparent substrates with an optically active coating, where the optically active coating includes at least
| 09-22-2011 |
20110251293 | COLOURED GLASS PARTICLES, METHOD FOR THE PRODUCTION THEREOF AND USE THEREOF - Glass particles colored with at least one colorant, where the colored glass particles are glass platelets with an average diameter of 1 to 500 μm and the colorants comprise or consist of at least one of metallic nanoparticles and metal oxides. The glass platelets are planar and the colorants are present in a concentration from 1% to 55% by weight, based on the total weight of the colored glass platelets. The disclosure further relates to a method for producing the colored glass particles and to the use thereof. | 10-13-2011 |
20110259243 | HIGH-GLOSS MULTILAYER EFFECT PIGMENTS HAVING A NON-SILVER INTERFERENCE COLOR AND A NARROW SIZE DISTRIBUTION, AND METHOD FOR THE PRODUCTION THEREOF - Multilayer pearlescent pigments comprising platelet-shaped transparent substrates provided with an optically active coating, where the coating includes at least | 10-27-2011 |
20110265689 | HIGH-GLOSS MULTILAYER EFFECT PIGMENTS HAVING A CHROMATIC INTERFERENCE COLOR AND A NARROW SIZE DISTRIBUTION, AND METHOD FOR THE PRODUCTION THEREOF - Multilayer pearlescent pigments comprising platelet-shaped transparent substrates provided with an optically active coating, where the optically active coating includes at least | 11-03-2011 |
20110265690 | HIGH-GLOSS MULTILAYER EFFECT PIGMENTS HAVING A NARROW SIZE DISTRIBUTION, AND METHOD FOR THE PRODUCTION THEREOF - Multilayer pearlescent pigments based on platelet-shaped transparent substrates with an optically active coating, where the optically active coating includes at least
| 11-03-2011 |
20120219607 | Pearlescent Pigments on the Basis of Fine and Thin Synthetic Substrates - The invention relates to pearlescent pigments comprising a largely transparent platelet-shaped synthetic substrate having a density ρ | 08-30-2012 |
20120301521 | Cosmetic Formulations Comprising High Gloss Non-Metallic Silver-Colored Pigments - The present invention relates to a cosmetic formulation including a cosmetically acceptable medium and at least one silver-colored pigment, the silver-colored pigment including a nonmetallic platelet-shaped substrate and at least one ilmenite-containing coating. | 11-29-2012 |
20140010772 | Highly Lustrous Silver-Colored Pigments with High Opacity and Metallic Appearance, Process for the Preparation Thereof and Use of Same - A silver-colored pigment is provided having a nonmetallic platelet-shaped substrate and at least one ilmenite-containing coating, wherein the nonmetallic platelet-shaped substrate is a nonmetallic platelet-shaped synthetic substrate and the amount of iron compounds, calculated as elemental iron, in the pigment is less than 5.0% by weight, based on the total weight of the pigment. Processes for preparing the pigment also are provided. | 01-09-2014 |
20140050768 | Copper-Containing Metal Pigments with a Metal Oxide Layer and a Plastic Layer, Method for the Production Thereof, Coating Agent and Coated Object - The invention relates to copper-containing metal pigments, wherein the copper-containing metal pigments have an elemental copper content of at least 50 wt. %, relative to the total weight of the uncoated copper-containing metal pigment, wherein the copper-containing metal pigments have at least one enveloping metal oxide layer and at least one enveloping chemically non-reactive plastic layer, wherein the sum of the amounts of the at least one chemically non-reactive plastic layer and of the at least one metal oxide layer lies in a range of from 10 to 50 wt. %, relative to the weight of the uncoated metal pigment, and the weight ratio of the at least one metal oxide layer to the at least one chemically non-reactive plastic layer lies in a range of from 1:2 to 1:20. The invention furthermore relates to a method for producing these pigments and the use thereof. | 02-20-2014 |