abstract |
A flame-retardant composition comprising a polyphenylene ether and a polystyrene resin in a weight ratio of between 4:1 to 1:4 in admixture with an aromatic thermoplastic polyphonate having a number average molecular weight of 4,000 to 80,000, said thermoplastic polyphosphonate being present in an amount of 1 to 20 parts by weight per 100 parts by weight of the total mixture. |