... the difference of composition (XZnO.YB2O3.ZH2O), FB flame retardant has more than ten varieties. Through SGS testing, ... of Antimony oxide and other halogen flame retardant ,can improve the nature of flame retardant effectively, to reduce the smoke produced ... enhance polyamide, PVC resin, polyphenylene ethylene, epoxy resin, polyester resin acid ethylene and natural rubber, styrene butadiene rubber, ...