PTFE Micro Powder, Food Ingredients, Plastic Additives manufacturer / supplier in China, offering PBT Flame Retardant Dovafr ADP 330, Equivalent to Op 1240, China Flame Retardant Supplying Ammonium Polyphosphate (APP) for Coatings, Dovafr Po 313s Fire Retardant for Adhesives and Coatings and so on.