Blocked polyisocyanates, method for obtaining blocked polyisocyanates and their application as crosslinking agents for polyurethane powder coatings

摘要

the subject invention are blocked poliizocyjaniany and synthesis blocked poliizocyjanianu00f3w as measures sieciuju0105cych to polyurethane coating powders.blocked polizocyjaniany received after usieciowaniu resins used to produce polyurethane coating systems powders increased hydrofobowou015bci, improved abrasion resistance and scratch than products sieciowane typical poliizocyjanianami applicable to paints and varnishes proszkow s.