Patent application number | Description | Published |
20090018302 | POLYISOCYANATES CONTAINING ALLOPHANATE AND SILANE GROUPS - The invention relates to polyisocyanates containing allophanate groups and silane groups, to a process for preparing them and to their use as a starting component in the production of polyurethane polymers, more particularly as a crosslinker component in polyurethane paints and coatings. | 01-15-2009 |
20090156738 | Polyisocyanate mixtures comprising cycloaliphatic structural elements - The present invention relates to innovative polyisocyanate mixtures comprising cycloaliphatic structural elements and containing exclusively linear-aliphatically attached free isocyanate groups, to a process for preparing them and to their use as a starting component in the production of polyurethane plastics, more particularly as a crosslinker component in polyurethane coating materials and coatings. | 06-18-2009 |
20100056702 | POWDER MIXTURES, PROCESSES FOR PREPARING SUCH MIXTURES, POWDER COATINGS USING SUCH MIXTURES AND METHODS OF COATING SUBSTRATES WITH SUCH MIXTURES - Powder mixtures for powder coatings comprising: (A) a non-blocked, micronized, cycloaliphatic diisocyanate-derived polyisocyanate which is solid below 40° C. and liquid above 120° C. and has an average particle size d | 03-04-2010 |
20110082273 | HIGH-FUNCTIONAL POLYISOCYANATES CONTAINING ALLOPHANATE AND SILANE GROUPS - The invention relates to high-functional polyisocyanates containing allophanate and silane groups, a method for their production and their use as a starting component in the production of polyurethane plastics, in particular as a crosslinker component in polyurethane paints and coatings. | 04-07-2011 |
20110281965 | POLYURETHANE CASTING COMPOUNDS - The invention relates to the use of polyurethane casting compounds for producing light-resistant compact or expanded polyurethane or polyurethane urea bodies that are characterized by exceptionally good mechanical and visual properties and particularly have a very high heat shape retention. | 11-17-2011 |
20110281966 | POLYURETHANE SEALING COMPOUNDS - The invention relates to the use of polyurethane sealing compounds for the production of light-fast compact or foamed polyurethane bodies or polyurethane urea bodies which have excellent mechanical and optical properties and especially a very high thermostability. | 11-17-2011 |
20120041142 | NANOPARTICLE-MODIFIED HYDROPHILIC POLYISOCYANATES - The present invention relates to novel hydrophilic polyisocyanates which are modified by way of nanoparticles, to a method for producing the same and to the use thereof as a starting component for producing polyurethane plastics, in particular as cross-linkers for water-soluble or water-dispersible lacquer binders or binder components, having groups which can react with isocyanate groups, and to the use thereof in coating agents and adhesives. | 02-16-2012 |
20120101210 | NOVEL AQUEOUS 2-COMPONENT PUR COATING SYSTEMS FOR IMPROVED CORROSION PROTECTION - The invention relates to novel aqueous two-component coating agents based on hydroxy and/or amino-functional water-dilutable resins and nanoparticle-modified isocyanate-functional curing agents, to a method for the production thereof, and to the use thereof in paints, coatings, and sealants, particularly for corrosion protection applications. | 04-26-2012 |
20130116357 | POLYURETHANE HAVING LOW VOLUME SHRINKAGE - The invention relates to the use of solvent-free modified polyisocyanate mixtures on the basis of araliphatic diisocyanates for producing light- and weather-resistant polyurethane bodies having light refraction and low dispersion. | 05-09-2013 |
20130158145 | POLYURETHANE HAVING HIGH LIGHT REFRACTION - The present invention relates to the use of solvent-free low-monomer polyisocyanates based on araliphatic diisocyanates for the production of light- and weather-resistant polyurethane bodies having a high light refraction and low dispersion. | 06-20-2013 |
20130158146 | POLYISOCYANATE MIXTURES - The invention relates to novel solvent-free, monomer-depleted polyisocyanate mixtures, and to the use thereof for producing light-resistant and weather-resistant polyurethane bodies with high optical refraction and low optical dispersion. | 06-20-2013 |
20150087774 | LIGHTFAST POLYURETHANE COMPOSITION - The present invention relates to a composition comprising 10 to less than 50 wt.-% of at least one oligomeric polyisocyanate a-1) based on hexamethylene diisocyanate and more than 50 to 90 wt.-% of at least one polyisocyanate a-2) based on isophorone diisocyanate, comprising monomeric isophorone diisocyanate and at least one oligomeric isophorone diisocyanate, and an isocyanate-reactive component selected from the group consisting of polyester polyol, polyether polyol and mixtures thereof. It has been shown that the above mentioned mixture of the specific isocyanate group containing components improves the thermal and mechanical properties of a cured composition. Thus prepared molded articles are particularly suitable for the preparation of spectacle lenses, inter alia due to these properties. | 03-26-2015 |