... borate 2335-800, Granular Size: 3um-5 um used in PVC, PE, Polyolefin, Epoxy 3.5 H2O Zinc Borate 2335 ... . Zinc Borate can be used as a fire retardant in PVC, Polyolefins, Elastomers, Polyamides, Epoxy resins. In halogen-containing systems ... and rubber processing, such as PVC, PE, PP, enhance polyamide, PVC resin, polyphenylene ethylene, epoxy resin, polyester resin acid ethylene and natural rubber, ...