Patent application number | Description | Published |
20080280070 | Coating Compositions Containing Levelling Agents Prepared by Nitroxyl Mediated Polymerisation - The present invention relates to coating compositions containing a polymeric or copolymeric levelling agent, which has been prepared by nitroxyl-mediated polymerisation. Further aspects are a process for the preparation of smooth surface coatings and the use of said polymer or copolymer as levelling agent in coating compositions. Yet another aspect are specific ethylenically unsaturated monomer compositions from which copolymers can be obtained by atom transfer radical polymerisation or nitroxyl mediated polymerisation, which copolymers are useful as levelling agents in coating compositions. Still another aspect is the use of poly-tert.-butyl acrylate or poly-tert.butylmethacrylate as a levelling agent in powder coating compositions. | 11-13-2008 |
20090076198 | Functionalized nanoparticles - The present invention discloses functionalized nanoparticles comprising on the surface a covalently bound radical of the formula (I) wherein the nanoparticles are SiO | 03-19-2009 |
20090099282 | Functionalized nanoparticles - The present invention discloses functionalized nanoparticles comprising on the surface a covalently bound radical of formula (1), wherein the nanoparticles are SiO | 04-16-2009 |
20090214447 | Preparation of cationic nanoparticles and personal care compositions comprising said nanoparticles - The present invention is directed to cationic nanoparticles, methods to make them, and the use of compositions containing said nanoparticles in personal care compositions or formulations. The nanoparticles are useful in personal care applications and impart antimicrobial properties to home and personal care products containing them. These cationic nanoparticles also contribute useful conditioning properties to hair-care and skin-care products. | 08-27-2009 |
20090217465 | Process for Hair Dyeing Comprising Application of Composite Pigment - Disclosed is a process for dyeing of keratin-containing fibers comprising treating the fibers with at least one functionalized particle comprising on the surface an organic chromophore which is bound via a bridge member, wherein the particles are based on SiO | 09-03-2009 |
20090296195 | Coloured Particles for Electrophoretic Displays - The present invention discloses the use of functionalized particles as electrophoretic displaying particles, wherein the functionalized particles are SiO | 12-03-2009 |
20090306382 | CATIONIC ALKOXYAMINES - The instant invention relates to cationic alkoxyamines, which are useful as polymerization initiators/regulators in a controlled stable free radical polymerization process to produce intercalated and/or exfoliated nanoparticles from natural or synthetic clays, The invention also relates to improved nanocomposites produced by this process and to the use of these nanocomposite compositions as, for example, coatings, sealants, caulks, adhesives and as plastic additives. | 12-10-2009 |
20100003520 | POROUS INORGANIC MATERIALS OF SILCON AND OXYGEN - The present invention relates to a process for the production of porous inorganic materials or a matrix material containing nanoparticles with high uniformity of thickness and/or high effective surface area and to the materials obtainable by this process. By the above-mentioned process materials with a defined thickness in the region of ±10%, preferably ±5% of the average thickness are available. | 01-07-2010 |
20100178512 | CHANGING SURFACE PROPERTIES BY FUNCTIONALIZED NANOPARTICLES - A process for modifying the surface of an inorganic or organic substrate with strongly adherent nanoparticles is described, providing to the surface modified substrate durable effects like hydrophobicity, hydrophilicity, electrical conductivity, magnetic properties, flame retardance, color, adhesion, roughness, scratch resistance, UV-absorbance, antimicrobial properties, antifouling properties, antiprotein properties, antistatic properties, antifog properties, release properties. In this process, an optional first step a) a low-temperature plasma, ozonization, high energy irradiation, corona discharge or a flame is caused to act on the inorganic or organic substrate, and in a second step b) one or more defined nanoparticles or mixtures of defined nanoparticles with monomers, containing at least one ethylenically unsaturated group, or solutions, suspensions or emulsions of the afore-mentioned substances, are applied, preferably at normal pressure, to the inorganic or organic substrate. In a third step c) suitable methods are applied to dry or cure those afore-mentioned substances and, optionally, in a fourth step d) a further coating is applied on the substrate so pretreated. | 07-15-2010 |
20130296453 | FUNCTIONALIZED NANOPARTICLES - The present invention discloses functionalized nanoparticles comprising on the surface a covalently bound radical of the formula (I) wherein the nanoparticles are SiO | 11-07-2013 |