Henkel Patents Coating Agent with Double Crosslinking

July 19, 2013

U.S. 8,211,549 B2
Henkel AG & Co. KGaA has been awarded a patent for an article comprised of at least one substrate and a curable coating agent comprised of 30%-80% weight of an atactic poly-alpha-olefin, which contains at least two alkoxysilane groups; 5%-40% weight of a radiation-activatable reaction product of (meth)acrylic acid with alcohols or with NCO-group containing compound; 0.1%-6% weight of a catalyst and an initiator, and up to 50% weight of an auxiliary selected from the group consisting of a resin, adhesion promoter, stabilizer, pigment/filler, plasticizer, wax, thermoplastic polymer, water-binding agent and mixtures thereof; and wherein the curable coating agent is in a solid form at room temperature and is crosslinkable by an actinic radiation, and the total weight percent adds to 100%; wherein the substrate is a wood or plastic; and wherein the curable coating agent has a viscosity of 3000-50000 mPas at 140° C. 

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