| abstract |
The invention relates to a new flame retardant combination comprising, as component A, a phosphinic acid salt of the formula (I) and / or a diphosphinic acid salt of the formula (II) and / or their polymers, <IMAGE> wherein R <1>, R <2> are the same or are different and C1-C6-alkyl, linear or branched and / or aryl; R <3> C1-C10-alkylene, linear or branched, C6-C10-arylene, -alkylarylene or -arylalkylene; M calcium, magnesium, aluminum and / or zinc ions, preferably aluminum or zinc; m 2 or 3; n 1 or 3; x represents 1 or 2; and as component B condensation products of melamine and / or reaction products of melamine with phosphoric acid and / or reaction products of condensation products of melamine with phosphoric acid and / or mixtures thereof. The invention also relates to the use of the aforementioned flame retardant combination, in particular in thermoplastic polymers. |