| we can supply Rear Earth modified additive for pvcHere are brief introduction of our company:Qingdao Laosu Building Material Group is a large-scale enterprise in China’s plastic door and window industry.Rear-Earth PVC Ameliorant is a special additive used on PVC products by forming a cover of rare-earth organic compounds and ultra-macromolecular ameliorants through physical and chemical reactions. This product enhances the combination of filling material with PVC resins and the ability of filling material to distribute among PVC resin ,and expedite gelling of PVC during processng,improve flow-ablity.Welcon to enquire! | 
