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US 7,923,085 B2Granted
Multilayer dose having a concave surface
AssigneeAisapack Holding S.A.
InventorJacques Thomasset
Life of this patent
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Abstract
A dose, having an axis of symmetry, for the realization of multilayer objects by compression molding, comprising a first synthetic resin and at least one fine layer of functional resin imprisoned at least largely in the resin wherein a part of its surface is concave.
Claims14
A dose comprising:
- a multilayer dose for compression molding, said multilayer dose having a surface, the multilayer dose comprising
- a first synthetic resin, and
- at least one layer of a different functional resin imprisoned at least largely in said first synthetic resin,
- wherein, prior to any compression molding, a part of the multilayer dose's surface is concave, and
- wherein the multilayer dose is in the melt state and has an axis of symmetry for the realization of multilayer objects by compression molding.
2 more elements
Dependencies are inferred from the claim text.