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The new halogen-free flame retardant "Jingdong Bao" is specially developed for polyolefin and polyolefin elastomer. It has good compatibility with polyolefin, nearly no influences to mechanical properties of the base resin. In extrusion process it shows good processing and thermal stability; With "Jingdong Bao", plastic products, electric cables etc. can easily achieve UL94-V0 and VW-1 requirements;