SELF-EXTINGUISHING POLYOLEFINIC COMPOSITIONS HAVING IMPROVED FLAME RESISTANT CHARACTERISTICS AND A HIGH THERMAL STABILITY

摘要

Self-extinguishing compositions comprising: 1) from 35.5 to 87% by weight of at least a polyolefin 2) from 5 to 20% by weight of an ammonium polyphosphate 3) from 2 to 20% by weight of polycarbonylpiperazine 4) from 2 to 20% by weight of melamine phosphate 5) from 0.5 to 3% by weight of titanium dioxide 6) from 0 to 1.5% by weight of a compound of formula R-SH wherein R is a radical of imidazole or of uracyl.