Closure unit
AssigneeTetra Laval Holdings & Finance S.A.
InventorsElmar Mock, Marcel Aeschlimann
Life of this patent
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Abstract
In a thermoplastic closure unit for a container (1) for the handling and storage of flowable products comprising a substantially tubular pouring part (3) and a closure part (5) sealing the opening of the pouring part, a coating (12,19) is applied to the pouring part and the closure part for protecting the product. Such coatings can be applied to the inside, to the outside or to both sides and can e.g. be provided for protecting the product against the action of oxygen.
Claims10
A closure unit made from thermoplastic material for subsequent attachment to a container (1) for the handling and storage of a flowable product comprising
- a substantially tubular pouring part (3) having a wall defining an opening;
- an openable and reclosable closure part (5) closing said opening of said pouring part, and
- at least a first coating (12) extending continuously over both an inner surface of said openable and reclosable closure part and an interior surface of said wall defining said opening of said pouring part, said first coating protects the product against undesired influences.
Dependencies are inferred from the claim text.