PHOSPHATES, THEIR MANUFACTURE AND THEIR USE AS FLAME RETARDANTS

摘要

New phosphates are provided which correspond to the formula D1-R1O ANGLE P ANGLE D2-R2O-X wherein X is phenyl or substituted phenyl, R1 and R2 each is bromoalkylene, D1 and D2 each is hydrogen, hydroxyl or bromine or D1 and D2 alone or together are linked to a second phosphate radical. The phosphates are useful as flameproofing agents for organic fiber material, especially polyester fiber, or for plastics.