REDUCED-INFLAMMABILITY PVC CABLE PLASTICATE Russian patent published in 2008 - IPC H01B3/44 

FIELD: electrical engineering; polymeric compositions based on reduced-inflammability plasticized polyvinyl chloride.

SUBSTANCE: proposed suspended polyvinyl chloride based polymeric composition designed for insulating internal and external sheaths of wires and cables has following ingredients, mass percent: suspended polyvinyl chloride, 100; ester plasticizer, 45-70; chlorinated wax and/or chlorinated alpha-olefins, 15-20; tribasic lead sulfate, 5-7; calcium stearate, 1-2; aluminum hydroxide or magnesium hydroxide, 45-60; antimony trioxide, 5-10; diphenyl propane, 0.1-0.5; 4.4'-isopropylidenediphenol epoxy resin, 23-4; carbon black, 0.5-2.0.

EFFECT: reduced inflammability, enhanced volume resistivity, thermal stability, and melt fluidity of composition.

2 cl, 1 tbl, 11 ex