| abstract |
The invention relates to a novel flameproof agent-stabiliser-combination for thermoplastic polymers, containing, as component A 25 99.9 wt %. of a phosphinic acid salt of formula (I) and/or a diphosphinic acid salt of formula (II) and/or polymers thereof, wherein R1, R2 are the same or different and represent C1-C6-alkyl, are linear or branched and/or represent aryl; R3 represents C1-C10-alkylene, are linear or branched, C6-C10-arylene, alkylarylene or arylalkylene; M represents Mg, Ca, AI, Sb, Sn, Ge, Ti, Zn, Fe, Zr, Ce, Bi, Sr, Mn, Li, Na, K and/or a protoned nitrogenous base; m represents 1- 4; n represents 1 - 4; x represents 1 4, as component B 0 75 wt % of a synergist containing nitrogen or a phosphorous/nitrogen flameproof agent and as component C 0.1 50 wt % of a basic or amphoteric oxide, hydroxide, carbonate, silicate, borate, stannate, mixed oxide-hydroxide, oxide-hydroxide carbonate, hydroxide-silicate or hydroxide-borate or mixtures of said agents, whereby the total of the components always amounts to 100 % |