Abstract:
WHEREIN X IS Cl or Br, y O, SO2 or R4-C-R4 in which R4 is hydrogen or alkyl, having from 1 to 6 carbon atoms and n 0 to 5, m 0 to 4, and q 1 to 4.
WHEREIN R3 is aryloxy of the formula I or, if R2 is hydrogen R3 may have the structure WHEREIN R1 is an alkyl radical having from 1 to 6 carbon atoms, R2 is hydrogen or aryloxy of the formula
Flame resistant polyester composition which contains phosphine oxide derivatives of the formula
Abstract:
Tertiary phosphine oxides of the formula
WHEREIN R1 and R2 represent identical or different alkyl groups having from 1 to 6 carbon atoms, and R3 represents a phenyl group substituted by 1 to 5 chlorine and/or bromine atoms or the group
IN WHICH X is chlorine and/or bromine, m is 1 to 4, R4 and R5 are hydrogen or alkyl groups having from 1 to 6, carbon atoms, and in formulae I and II n is 1, 2 or 3, and a process for the preparation of the phosphine oxides named and their use as flame retarding agents.
Abstract:
Flame resistant molding compositions from linear saturated polyesters and an alkali metal salt of a dialkylphosphinylalkanesulfonic acid of the formula
WHERE R1 and R2 each are alkyl having from 1 to 4 carbon atoms, n represents integers of from 1 to 12 and Me is an alkali metal atom.
Abstract translation:来自线性饱和聚酯的阻燃模塑组合物和式WHERE R 1和R 2的二烷基氧膦基 - 链烷磺酸的碱金属盐各自是具有1至4个碳原子的烷基,n表示1至12的整数,Me是碱 金属原子。