Rubber Flame Retardancy

Two classic approaches to flame retardancy of rubber are the incorporation of a halogen-antimony system and of a water-generating heat-sink additive such as ATH or MDH. Often, these two systems are used together. A “standard package” may be 15–20 phr of chloroparaffin (70% Cl, a solid chloroparaffin). An improved package to pass a more stringent …