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US 8,506,868 B2Granted
Method and articles including glass flakes in rubber
AssigneeNgf Europe Limited
InventorsDavid Walter Mason, Christopher Andrew Stevens
Life of this patent
Estimating the term…
Abstract
Rubber articles such as tires, hoses and lining sheets comprising glass flakes exhibit improved fluid impermeability. Methods for the manufacture of such rubber articles are disclosed.
Claims6
A method for forming a rubber article comprising glass flakes, the method comprising the sequential steps of:
- a) forming a mixture comprising rubber and glass flakes,
- b) shearing the mixture to form a pre-form with aligned glass flakes,
- c) forming the rubber article from the pre-form by cutting, extrusion or moulding.
Dependencies are inferred from the claim text.