| abstract |
Flame retardant stabilizer combination for thermoplastic polymers containing, as component A, from 25 to 89.8% by weight of a phosphinic acid salt of the formula (I) and / or of a diphosphinic acid salt of the formula (II) and / or polymers thereof, wherein R 1 , R 2 are the same or different and are C 1 -C 6 -alkyl, linear or branched and / or aryl; R 3 is C 1 -C 10 -alkylene, linear or branched, C 6 -C 10 -arylene, -alkylarylene or -arylalkylene; M is Mg, Ca, Al, Sb, Sn, Ge, Ti, Zn, Fe, Zr, Ce, Bi, Sr, Mn, Li, Na, K and / or a protonated nitrogen base; m 1 to 4; n 1 to 4; x is 1 to 4, as component B 10 to 74.8 wt .-% of a nitrogen-containing synergist or a phosphorus / nitrogen flame retardant, as component C 0.1 to 50 wt .-% of a basic or amphoteric oxide, hydroxide, carbonate, silicate, borates, stannates , mixed oxide-hydroxides, oxide-hydroxide-carbonate, hydroxide-silicate or hydroxide-borates or mixtures of these substances, as component D 0 to 5 wt .-% of a phosphonite of the general structure R- [P (OR 1 ) 2 ] m (I) in which R is a monovalent or polyvalent aliphatic, aromatic ... |