LOWILITE® 92 UV stabilizer by SI Group is a highly effective hindered amine light stabilizer. It is compatible with polypropylene, polyethylene, styrenics, unsaturated polyester, acrylics, vinyl... view more

WESTON® TIOP by SI Group is used in acrylics to improve color and molecular weight retention during processing. WESTON® TIOP also provides heat stability to nylon, unsaturated polyester and PVC... view more