Organic phosphorus flame retardants, low smoke, low toxicity, and is an important alternative of phosphorus-containing flame retardants. Is big phosphorus resources in our country, the development of phosphorus flame retardant has the resources advantage, in 2012 the world - the United States is the largest organic phosphorus flame retardants yabao company announced his retirement from the production field of organophosphorous flame retardants, it provides organic phosphorus flame retardants in China export greater market space.

Heat stabilizer is a major additives used in polyvinyl chloride (PVC) products processing, for improving the thermal stability of PVC products. The traditional heat stabilizer is leaded heat stabilizer, because of the toxicity of lead, the European and American countries are rapidly reduce the use of leaded heat stabilizer, some European regulations of the state, to 2015 full stop using lead stabilizers. Although there is no mandatory elimination period in our country, but encourage the development of lead-free heat stabilizer, speed up the replacement process.