Process for improving the heat resistance of expandable...

Details Process for improving the heat resistance of expandable... Process for improving the heat resistance of expandable...

C - Chemistry, Metallurgy

08

J

403/64, 403/80

C08J 9/20 (2006.01) C08J 9/00 (2006.01) C08J 9/16 (2006.01)

Patent

CA 1046699

Abstract of the Disclosure The present invention relates to expandable polystyrene beads showing a high resistance to heat at temperatures of up to about 50°C. Said improved beads are obtained by in- corporating into them 0.01 to 0.5% by weight of octafluorocy- clobutane in addition to the usual hydrocarbon blowing agent.

224153

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