Material for stoppers
OwnerRobert L. Strickman, Melvyn B. Strickmaninventors
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Abstract
A material containing from 0.1 to 10 parts of polyethylene or ethylene vinyl acetate copolymer per 1 part of natural cork is provided as a substitute for natural cork in stoppers for liquid food or wine bottles.
Claims15
A composition for forming stoppers for bottles, containing 1 part by weight of natural cork particles and from about 0.1 to 10 parts by weight of a polymer powder composed of particles of a polymer selected from a group consisting of polyethylene, ethylene-vinyl acetate copolymer, and a mixture of the polyethylene and the ethylene-vinyl acetate copolymer, the particles of the natural cork ranging in size from about 0.2 to 10 mm.
Dependencies are inferred from the claim text.