Results at a glance

摘要

1.Powder coating have significant environmental advantages,particularly in terms of the recycling of overspray and their low to zero VOC content.# Polyurethane powders offer particularly high performance.PL)powder technology and market developments are reviewed.2.PU powders are particularly useful in antigraffiti applications,where high crosslinking density can be obtained,giving resistance to repeated cleaning.Their high Tg is useful in heat transfer printing,where woodgrain and other effects are applied to the cured powder.