Puncture sealant composition

摘要

Disclosed are a puncture sealant composition in emulsion for a tubeless pneumatic tire comprising a butyl rubber emulsion, a saturated hydrocarbon polymer emulsion, a crosslinking agent for the rubber and a crosslinking activator. A composition further containing a diene type unsaturated polymer emulsion and/or a natural rubber latex is also disclosed. These compositions are suitable for use in the production of a self-sealing vehicle tire.