| abstract |
The invention relates to insulated wires for use in electronic equipment, comprising an electrically conductive core and an insulating layer and/or a insulating jacket consisting of a flame retardant thermoplastic composition surrounding the electrically conductive core, wherein the flame retardant thermoplastic composition comprises (A) a thermoplastic polymer comprising a copolyester elastomer and/or a copolyamide elastomer, (B) a metal salt of a phosphinic acid of the formula [R 1 R 2 p(O)O] - m M m+ (formula I) and/or a diphosphinic acid of the formula [O(O)PR 1 -R 3 -PR 2 (O)O] 2- n M x m+ (formula II), and /or a polymer thereof, wherein R 1 and R 2 are equal or different substituents chosen from the group consisting H, linear, branched and cyclic C1-C6 aliphatic groups, and aromatic groups, R 3 and is chosen from the group linear, branched and cyclic C1-C10 aliphatic groups and C6-C10 aromatic and aliphatic-aromatic groups, M is a metal chosen from the group consisting of Mg, Ca, Al, Sb, Sn, Ge, Ti, Zn, Fe, Zr, Ce, Bi, Sr, Mn, Li, Na, and K, and m, n and x are equal or different integers in the range of 1-4, (C) a flame retardant component consisting of a nitrogen containing flame retardant synergist and/or a phosphor/nitrogen containing flame retardant, and (D) an inorganic compound chosen from the group consisting of basic and amphoteric oxides, hydroxides, carbonates, silicates, borates, stannates, mixed oxide-hydroxides, oxide-hydroxide-carbonates, hydroxide-silicates and hydroxide-borates, and mixtures thereof. |