C - Chemistry – Metallurgy – 08 – L
Patent
C - Chemistry, Metallurgy
08
L
403/76, 403/80
C08L 25/08 (2006.01) C08J 9/18 (2006.01)
Patent
CA 1147099
ABSTRACT OF THE DISCLOSURE Expandable styrene polymer particles which have fast cooling rates during molding are produced by suspending styrene polymer particles in an aqueous medium and impregnat- ing a blowing agent into the particles in the presence of 0.1 to 0.6 parts of a synergistic mixture of surfactants per 100 parts of polymer particles.
385041
Atlantic Richfield Company
Osler Hoskin & Harcourt Llp
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