| 摘要 |
A flame-retardant compsn. is prepd. by mxing 100 wt.% halogen-free rubber or plastic with 50-200 wt.% Mg(OH)2 having an average particle dia. 0.3-2 micron and 5-50 wt.% carbon black powder having an oil adsorption of 0.5-2.0 ml/g, and crosslinking the mixt. with organic peroxide, S, S cpd. or valcanizing agent. The compsn. has excellent mechanical properties, and is used in the manufacture of an electric cable. |
