abstract |
The invention relates to a novel flame retardant and stabilizer combined, for thermoplastics, which comprises, as component A, from 25 to 99.9% by weight of a phosphinic salt of the formula (I) and/or a diphosphinic salt of the formula (II) and/or polymers of these, n n n where n R 1 , R 2 are identical or different and are C 1 -C 6 -alkyl, linear or branched, and/or aryl; n R 3 is C 1 -C 10 -alkylene, linear or branched, C 6 -C 10 -arylene, -alkylarylene or -arylalkylene; n 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; n m is 1 to 4; n n is 1 to 4; n x is 1 to 4, n and comprises, as component B, from 10 to 75% by weight of a nitrogen-containing synergist or of a phosphorus/nitrogen flame retardant, and comprises, as component C, from 0.1 to 50% by weight of a basic or amphoteric oxide, hydroxide, carbonate, silicate, borate, stannate, mixed oxide/hydroxide, oxide/hydroxide/carbonate, hydroxide/silicate, or hydroxide/borate, or a mixture of these substances, and comprises, as component D, from 0 to 5% by weight of a mixture composed of a phosphonite or of a phosphonite/phosphite mixture, and comprises, as component E, from 0 to 5% by weight of an ester or a salt of montan wax acid, and comprises, as component F, from 0.1 to 5% by weight of an aromatic di- or tricarboxylic ester or aromatic di- or tricarboxamide, the entirety of the components always being 100% by weight. |