PVC-ACRYLATE BLENDS

摘要

A blend is disclosed comprising polyvinyl chloride (PVC) powder and trimethylolpropane trimethacrylate. This acrylate unexpectedly provides a very nice melt flux state during use in fluidized bed powder coating apparatus. The use of this acrylate in some embodiments allows a reduction of PVC and plasticizer in the blend. Coated metal articles using the blend include appliance components, outdoor furniture, and automotive parts.

主权项

1. A polymeric blend, comprising:
(a) polyvinyl chloride powder; (b) trimethylolpropane trimethacrylate; (c) plasticizer; (d) octyl tin heat stabilizer; (e) liquid epoxy resin; wherein the blend is essentially excludes calcium zinc heat stabilizer and phosphite processing aids.