Self-lubricating pharmaceutical syringe stoppers
AssigneeMomentive Performance Materials Inc.
InventorsSamuel D. Conzone, David M. Rusinko, Chandrashekar Raman
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Abstract
In one aspect, a self-lubricating component is provided for a pharmaceutical packaging assembly. The self-lubricating component comprises a polymer composition and an effective amount of a lubricating additive such as, for example, boron nitride. In another aspect, a pharmaceutical packaging assembly may be provided having a surface thereof coated with a lubricating composition comprising boron nitride. The pharmaceutical packaging composition may be, for example, a pre-filled syringe comprising a body (barrel) and a plunger assembly.
Claims3
A self-lubricating component for a pharmaceutical packaging assembly comprising a polymer composition comprising an effective amount of boron nitride;
- wherein the boron nitride is present in an amount of from about 3 to about 50% by weight of the polymer composition and wherein the component is in the form of a plunger, piston, diaphragm, or valve disc for medical equipment.
Dependencies are inferred from the claim text.