C - Chemistry – Metallurgy – 08 – L
Patent
C - Chemistry, Metallurgy
08
L
18/798
C08L 51/04 (2006.01)
Patent
CA 1158822
ABSTRACT An elongated track for use in the display and handling of merchandise, having a low coefficient of friction on its surfaces is formed of a mixture of high impact polystyrene, and of an organopolysiloxane fluid. A process of extruding an article formed from such a mixture comprises mixing and extruding the mixture in an extruder in which the temperature at the gate is approximately 365°F to 400°F and the temperature at the die is between 425°F and 475°F.
376149
Preis Allen D.
Spamer William S.
Ridout & Maybee Llp
The Mead Corporation
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