Polyvinyl chloride lubricant

Details Polyvinyl chloride lubricant Polyvinyl chloride lubricant

C - Chemistry, Metallurgy

08

L

C08L 27/06 (2006.01) C08L 33/00 (2006.01)

Patent

CA 2056223

ABSTRACT A rigid polyvinyl chloride composition which is formable at elevated temperatures and is a shape-retaining solid at room temperature is provided. The composition comprises a rigid polyvinyl chloride resin and an internal lubricant. The rigid polyvinyl chloride resin comprises a polyvinyl chloride homopolymer or a polyvinyl chloride copolymer. The lubricant comprises a propylene glycol ester of an unsaturated carboxylic acid having some 8 to 20 carbon atoms. The composition is particularly suitable for use with polymers and copolymers of vinyl chloride prepared by bulk or suspension polymerization.

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