Patent ID: 7449508

Claim:
A flame retardant and stabilizer combined, for thermoplastic polymers, which comprises, as component A, from 20 to 80% by weight of a phosphinic salt of the formula (I) a diphosphinic salt of the formula (II), a polymer of the phosphinic salt of the formula (I), a polymer of the diphosphinic salt of the formula (II), or a mixture thereof, where R 1 , R 2 are identical or different and are C 1 -C 6 -alkyl, linear or branched, 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, or a protonated nitrogen base; m is 1 to 4; n is 1 to 4; x is 1 to 4, as component B, from 10 to 40% by weight of a condensate of melamine selected from the group consisting of melem, melam, melon, and components thereof having higher condensation levels, and, as component C, from 10 to 40% by weight of a melamine polyphosphate, melem polyphosphate, melam polyphosphate, melon polyphosphate or their mixture thereof the entirety of the components always being 100% by weight.