| abstract |
A self-sealing elastomer composition, in an inflatable article such as a pneumatic tire ( 1 ), such composition comprising, as predominant elastomer, a thermoplastic styrene (TPS) elastomer and an extender oil with a content of between 200 and 700 phe (parts per hundred parts of elastomer by weight). An airtight puncture-resistant laminate ( 10 ) that can be used in particular in said inflatable article ( 1 ), comprises a puncture-resistant first layer ( 10 a ) comprising said self-sealing composition and an airtight second layer ( 10 b ), for example based on butyl rubber. An inflatable article comprises such a self-sealing composition or such an airtight puncture-resistant laminate. |