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US 4,072,647 AGranted
Polyvinyl chloride plastic compositions
AssigneeChevron Research Company
InventorRonald A. Schneider
Life of this patent
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Abstract
3,3'-(3-Methylpentylene-1,5-dioxy) dipropionic acid and esters thereof useful as plasticizers.
Claims1
Polyvinyl chloride plastic compositions containing a compound of the formula ##STR3## wherein the R groups are primary alkyl of from 4 to 12 carbon atoms, in minor amounts sufficient to impart plasticizing properties.
Dependencies are inferred from the claim text.