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US 6,475,522 B1Granted
Synthetic polymer compositions containing antibiotics as antidegradants
AssigneeHammond Group, Inc.
InventorRichard F. Grossman
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Abstract
Synthetic polymer compositions contain antibiotics as antidegradants. Antibiotics from classes of glycopeptides and β-lactams have been found to prevent or inhibit synthetic polymer degradation.
Claims5
A stabilized polyvinyl halide polymer composition consisting essentially of a polyvinyl halide polymer and a phenolic hydroxyl group-containing β-lactam antibiotic selected from the group consisting of amoxicillin, latamoxef, cephamycin, and cefadroxil, and mixtures thereof, as a polymer antidegradant in an amount to confer an antidegradent effectiveness upon said polymer.
Dependencies are inferred from the claim text.