Patent application number | Description | Published |
20100015344 | COATING COMPOSITIONS WITH HIGH SCRATCH RESISTANCE AND WEATHERING STABILITY - Disclosed are coating compositions comprising (a) at least one hydroxyl-containing compound (A), (b) at least one compound (B) having free and/or blocked isocyanate groups, and (c) at least one catalyst (D) for the crosslinking of silane groups, where (i) one or more constituents of the coating composition contain hydrolyzable silane groups and (iii) the coating composition can be finally cured to a coating which has statistically distributed regions of an Si—O—Si network. The finally cured coating obtained from the coating composition has a post-crosslinking index (PCI) of less than 2, wherein (PCI) is defined as the ratio of the storage modulus E′(200) at 200° C. to the minimum of the storage modulus E′(min) at a temperature above the measured glass transition temperature Tg. | 01-21-2010 |
20100028544 | COATING COMPOSITIONS WITH HIGH SCRATCH RESISTANCE AND WEATHERING STABILITY - Disclosed are coating compositions comprising at least one hydroxyl-containing compound (A) and at least one isocyanato-containing compound (B), wherein one or more of the constituents of the coating composition comprise between 2.5 and 97.5 mol %, based on the entirety of structural units (I) and (II), of at least one structural unit of the formula (I) | 02-04-2010 |
20100062168 | COATING COMPOSITIONS COMPRISING ADDUCTS WITH SILANE FUNCTIONALITY, AND HIGH SCRATCH RESISTANCE COATINGS WITH IMPROVED CRACK RESISTANCE PRODUCED FROM THEM - Disclosed are coating compositions comprising film-forming material with at least one reactive functional group G″′, catalyst for the crosslinking of the silane groups, aprotic solvents, and at least one adduct with silane functionality which is prepared by an addition reaction of
| 03-11-2010 |
20100143596 | COATING AGENTS HAVING HIGH SCRATCH RESISTANCE AND WEATHERING STABILITY - Disclosed are coating compositions comprising (a) at least one hydroxyl-containing compound (A), (b) at least one compound (B) having isocyanate groups, and (c) at least one catalyst (D) for the crosslinking of silane groups, said catalyst (D) comprising phosphorus. It is an aspect of the disclosed coating compositions that (i) one or more constituents of the coating composition contain hydrolyzable silane groups and (ii) the coating composition can be finally cured to a coating which has statistically distributed regions of an Si—O—Si network. | 06-10-2010 |
20100197867 | BINDING AGENTS HAVING HIGH OH NUMBER AND CLEAR PAINT COMPOSITION COMPRISING SAID AGENTS AND HAVING GOOD OPTICAL CHARACTERISTICS AND GOOD SCRATCH AND CHEMICAL RESISTANCE - Disclosed are hydroxyl-functional binders having an OH number greater than or equal to 180 mg KOH/g as determined in accordance with DIN 53240 and a solubility parameter SP=10, and to clearcoat compositions comprising said binders. Also disclosed are processes for preparing the disclosed hydroxyl-functional binders, methods of making coated automotive substrates by applying the disclosed clearcoat compositions to automotive substrates, and to coated substrates made therefrom. | 08-05-2010 |
20110027489 | COATING AGENT HAVING HIGH SCRATCH RESISTANCE AND HIGH WEATHERING RESISTANCE - The present invention relates to a coating composition comprising
| 02-03-2011 |
20110059251 | COATING COMPOSITION HAVING A HIGH SCRATCH RESISTANCE AND WEATHERING STABILITY - The present invention relates to a coating composition comprising
| 03-10-2011 |
20130052469 | BINDING AGENT MIXTURE, COATING AGENTS CONTAINING SAID BINDING AGENT MIXTURE, AND COATINGS PRODUCED FROM SAID COATING AGENTS, SAID COATINGS HAVING A HIGH SCRATCH RESISTANCE, HIGH WEATHERING STABILITY, AND GOOD OPTICAL PROPERTIES - Binder mixture comprising a hydroxyl-containing compound (A), and at least 1.0% by weight, based on the nonvolatile constituents of the binder mixture, of a phosphorus- and nitrogen-containing catalyst (D) for the crosslinking of silane groups, wherein the hydroxyl-containing compound (A) comprises a hydroxyl-functional polyester having on average at least one hydroxyl function of the polyester esterified with a C8 to C9 monocarboxylic acid, and the catalyst (D) is blocked with at least one tertiary amine of the formula (I) | 02-28-2013 |
20140023789 | COATING AGENTS HAVING HIGH SCRATCH RESISTANCE AND WEATHERING STABILITY - Disclosed are coating compositions comprising (a) at least one hydroxyl-containing compound (A), (b) at least one compound (B) having isocyanate groups, and (c) at least one catalyst (D) for the crosslinking of silane groups, said catalyst (D) comprising phosphorus. It is an aspect of the disclosed coating compositions that (i) one or more constituents of the coating composition contain hydrolyzable silane groups and (ii) the coating composition can be finally cured to a coating which has statistically distributed regions of an Si—O—Si network. | 01-23-2014 |
20140378587 | Clearcoat Coating Composition, Method For Production And Use - Described is a clearcoat coating composition, its use, and a process for preparing the clearcoat coating composition. The clearcoat coating composition comprises (A) at least one polyester having an OH number of 80-250 mg KOH/g, comprising (A1) 10 to 20 mol % of at least one acyclic, aliphatic, branched polyol having two hydroxyl groups, (A2) 5 to 15 mol % of at least one acyclic, aliphatic, branched polyol having three hydroxyl groups, (A3) 10 to 20 mol % of at least one acyclic, aliphatic, branched polyol having four hydroxyl groups, (A4) 25 to 40 mol % of at least one cycloaliphatic 1,2-dicarboxylic acid and/or the anhydride of this dicarboxylic acid, and (A5) 20 to 35 mol % of isononanoic acid, wherein the molar fractions are based in each case on the total molar fraction of the compounds (A1) to (A5) and wherein this total molar fraction accounts for at least 70 mol % of the compounds present in the polyester (A); (B) at least one butanol-etherified melamine-formaldehyde resin having a crosslinking onset temperature between 65° C.-100° C. lower than the crosslinking onset temperature of hexamethoxymethylmelamine; (C) at least one butanol-etherified melamine-formaldehyde resin having a crosslinking onset temperature between 30° C.-60° C. lower than the crosslinking onset temperature of hexamethoxymethylmelamine; (D) at least one organic urea compound as rheological assistant; and (E) at least one acid catalyst. | 12-25-2014 |
20150037590 | Coating Agent Compositions, Coatings Made Therefrom And Exhibiting High Scratch Resistance And Good Polishability, And Use Thereof - Compositions comprising (B1) at least one polyisocyanate-group-containing compound (B1) having free or blocked isocyanate groups and a cycloaliphatic polyisocyanate parent structure, and/or a polyisocyanate derived therefrom, and (B2) at least one polyisocyanate-group-containing compound (B2) having free or blocked isocyanate groups and an acyclic, aliphatic polyisocyanate parent structure, and/or a polyisocyanate derived therefrom, where at least one of component (B1) and component (B2) comprise at least one structural unit selected from the group of structural unit (I) | 02-05-2015 |