P.V.C. Compositions for extrusion moulding
AssigneeTalres Development (N.A.) N.V.
InventorsKenneth James, Frederick J. Smith
Life of this patent
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Abstract
A polyvinyl chloride composition for use in extrusion moulding contains an alkaline earth metal or zinc soap of one or more fatty acids having an iodine value of from 20-60 as the only stabilizer, a lubricant and is lead-free.
Claims12
A lead-free stabilised PVC composition for extrusion molding containing as the only stabiliser an alkaline earth metal or zinc soap of one or more fatty acids having an iodine value of from 20-60, and containing a lubricant.
A stabilising composition for PVC, comprising an intimate mixture of an alkaline earth metal or zinc soap of one or more fatty acids having an iodine value of from 20 to 60, a lubricant, and one or more pigments.
An extruded plastics article formed from a PVC composition containing a lead-free stabilised PVC composition containing as the only stabiliser an alkaline earth metal or zinc soap of one or more fatty acids having an iodine value of from 20-60, and containing a lubricant.
Dependencies are inferred from the claim text.