Examples which may be mentioned are the hydroxy functional polyesters, polycarbonates, {HEAD ~ polyethers}, polyacrylates, polyurethanes, polydiene resins and epoxy resins, or {TAIL ~ mixtures} of these substances, which are known per se in coating technology as coreactants with polyisocyanates 
Examples which may be mentioned are the hydroxy functional polyesters , polycarbonates , { HEAD ~ polyethers } , polyacrylates , polyurethanes , polydiene resins and epoxy resins , or { TAIL ~ mixtures } of these substances , which are known per se in coating technology as coreactants with polyisocyanates
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