Yellow phosphorus has good economic extension value and plays an important role in my country's economic development. After more than 50 years of development, the production capacity, output and consumption of yellow phosphorus industry ranks first in the world. However, due to the technical bottleneck of the industry, yellow phosphorus is still a resource-based and high-energy-consumption product, and the product was listed in the "high-energy-consumption, high-pollution" product list by the former Ministry of Environmental Protection. In particular, there is no evaluation index system for green factories in the yellow phosphorus industry at home and abroad.

The flame retardant industry is increasingly developing into a global industry. This aspect is reflected in the fact that many flame retardant companies are participating in worldwide trade. According to the statistics of the Global Flame Retardant Product Network, the competition in the industry is not limited to a certain country. It is the competition among enterprises in the region or the global market; therefore, manufacturers of export-oriented products generally tend to adopt the strictest The national standard formulation of flame retardant, thus driving the development of the entire industry chain of flame retardant products worldwide.

Triphenyl phosphate (flame retardant TPP) is a phosphorus-containing compound, which can be used as a halogen-free environment-friendly flame retardant for dissolving in organic solvents.