Preformed cement and film composite sheet for precured treads
AssigneeContinental Reifen Deutschland GmbH
InventorMatthew Hundelt
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Abstract
A method and system for preparing a precured tread includes providing a strip of precured tread having a tread surface and an underside surface opposite the tread surface; and applying a preformed composite sheet to the underside surface of the precured tread. The preformed composite sheet includes a top film layer and a polymer cement disposed on the top film layer. The applying the preformed composite sheet includes contacting the polymer cement with the underside surface of the precured tread. Such precured tread is then used in a tire retread process.
Claims21
A method of preparing a precured tread, comprising:
- providing a strip of precured tread having a tread surface and an underside surface opposite the tread surface;
- applying a preformed composite sheet to the underside surface of the precured tread,
- wherein the preformed composite sheet includes a top film layer and a polymer cement disposed on the top film layer, and
- wherein the applying the preformed composite sheet includes contacting the polymer cement with the underside surface of the precured tread.
(canceled)
Dependencies are inferred from the claim text.