... 66, K67, K68 3. Low residual VCM 4. For window&door profile& seal Suspension PVC resin XBRS-5 (K67) for PVC ... pipe , tube , window&door profile& seal Synonyms: Pvc resin;Polyvinyl chloride film;Poly(1 ... thermoplastic.This product type is mainly for PVC pipe, tube, window&door profile.Superior characteristics: Production techlogy and polymerization process is airtight ...