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| 20080279809 | COATING MATERIAL FOR METAL SURFACES HAVING ANTIADHESIVE PROPERTIES - A composition curable by polymerization, as well as a process of applying the composition and metal substrates coated therewith, the composition comprising: a) at least one metal compound which reacts before and/or during the curing of the composition by polymerization, with at least one of components b), c) or, if present, d), so that the metal is bound in the cured composition, the metal being selected from silicon, titanium, zirconium, manganese, zinc, vanadium, molybdenum and tungsten; b) at least one monomer or oligomer which contains at least one carboxyl or ester group and at least one olefinic double bond and which has no polyether chain of at least five ethylene oxide and/or propylene oxide units; c) at least one compound which contains both a polyether chain of at least five ethylene oxide and/or propylene oxide units and at least one carboxyl or ester group having at least one polymerizable double bond; and optionally d) at least one initiator for free radical and/or cationic polymerization and/or e) a biocidal active. | 11-13-2008 |
| 20090324938 | CONDUCTIVE, ORGANIC COATINGS WITH LOW LAYER THICKNESS AND GOOD PLASTICITY - The invention relates to a metal sheet, or a component made of a metallic material, comprising a layer system on the surface with at least the following layers: a) a conversion layer, comprising no more than 1 mg chromium per m | 12-31-2009 |
| 20090324957 | CONDUCTIVE, ORGANIC COATINGS HAVING AN OPTIMIZED POLYMER SYSTEM - A substance for coating metal surfaces, comprising organic resin components that are dissolved or dispersed in an organic solvent, or solvent mixture, having at least the following organic resin components: a) epoxy resin, present as polyether comprising hydroxyl groups, based on a bisphenol epichlorohydrin polycondensation product, b) blocked aliphatic polyisocyanate, c) unblocked aliphatic polyisocyanate, d) at least one reaction component, selected from polyesters comprising hydroxyl groups and poly(meth)acrylates comprising hydroxyl groups. The substance may also comprise at least one conductivity pigment. The invention further provides a method for coating a sheet metal with this substance, the respectively coated sheet metal, and the use thereof. | 12-31-2009 |
| 20090324983 | COMPOSITION AND PROCESS FOR COATING METAL SURFACES - A composition for coating metal surfaces based on crosslinking polyester resins as an organic constituent, which, based on its total mass, contains from 4 to 20% by weight of aluminum flakes and not more than 0.1% by weight of compounds containing isocyanate groups. The composition preferably comprises, as an organic binder, at least one hydroxylated polyester resin, preferably having a mean molar mass in the range from 2000 to 15,000, a crosslinking component for the hydroxylated polyester resin and an acidic crosslinking catalyst. A process for applying the composition to metal strip in a belt process is likewise disclosed. The layer application is adjusted within the range from 3 to 30 μm according to the end use, for which double coating may be advantageous. For example, the composition may serve as a “galvanization replacement”. | 12-31-2009 |
| 20100209732 | PRELIMINARY METALLIZING TREATMENT OF ZINC SURFACES - The invention relates to a method for a preliminary metallizing treatment of galvanized or zinc alloy-coated steel surfaces or joined metallic parts that at least partly have zinc surfaces, in a surface treatment encompassing several process steps. In the disclosed method, metallic coats of especially a maximum of 100 mg/m | 08-19-2010 |
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| 20080214721 | POLYESTER-POLACRYLATE DISPERSIONS FOR TWO-COMPONENT COATING COMPOSITIONS - The invention relates to aqueous polyester-polyacrylate dispersions based on copolymers, to a process for their preparation, and to aqueous coating compositions based thereon and the use thereof as lacquers. The dispersions are prepared from a polyester component A) that comprises the reaction product of A1) one or more saturated, aliphatic and/or aromatic di-, tri- or tetra-carboxylic acids or their anhydrides, and A2)one ore more diols and/or polyols, and a polyacrylate component B) that comprises the reaction product of B1) one or more OH-group-free (meth)acrylic acid esters and/or vinyl aromatic compounds, B2) one or more hydroxy-functional vinyl monomers or hydroxy-functional (meth)acrylic acid esters, and B3) one or more acid-group-containing monomers capable of free-radical copolymerisation, herein te polyester component A) has a hydroxyl number of from 180 to 300 mg KOH/g substance and an acid number of from 0.5 to 30 mg KOH/g, and the polyacrylate component B) has a hydroxyl number of from 10 to 180 mg KOH/g and an acid number of from 10 to 100 mg KOH/g, and the copolymer has an OH number smaller than that of the polyester component A) and greater than 27 mg KOH/g. | 09-04-2008 |
| 20080214766 | Binder combinations based on polyacrylate dispersions - Aqueous polyacrylate dispersions comprising hydrophobic co-solvents are provided. The dispersions are prepared from copolymers P) which are comprised of I) a hydroxy-functional, hydrophobic polymer containing as structural monomers Ia) (meth)acrylic acid esters having from C | 09-04-2008 |
| 20090105409 | AQUEOUS SECONDARY POLYMER DISPERSIONS FOR THE PRODUCTION OF COATINGS - The invention concerns aqueous secondary polymer dispersions based on special acrylate building blocks, a process for their production and their use as binders for the production of blister-free coatings. | 04-23-2009 |
| 20110060090 | BINDER COMBINATIONS BASED ON POLYACRYLATE DISPERIONS - Aqueous polyacrylate dispersions comprising hydrophobic co-solvents are provided. The dispersions are prepared from copolymers P) which are comprised of I) a hydroxy-functional, hydrophobic polymer containing as structural monomers Ia) (meth)acrylic acid esters having from C | 03-10-2011 |
