abstract |
Phosphate esters that have the structural formula WHEREIN X and Y each represents haloalkyl having 2 to 4 carbon atoms and at least 2 halogen atoms selected from the group consisting of bromine, chlorine, and mixtures thereof, and m and n each represents a number in the range of 0 to 2, the sum of m and n being 1 or 2, are used as flame-retardant plasticizers in vinyl halide resin compositions. |