Tire with innerliner containing talc and epichlorohydrin rubber
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United States of America Patent
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Mar 19, 2013
Grant Date -
Jun 10, 2010
app pub date -
Dec 10, 2008
filing date -
Dec 10, 2008
priority date (Note) -
Expired
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Abstract
The present invention is directed to a pneumatic tire comprising a carcass and an innerliner in direct contact with the carcass, the innerliner comprising a rubber composition comprising:
- at least one elastomer selected from the group consisting of butyl rubber, chlorinated butyl rubber, brominated butyl rubber, synthetic polyisoprene, natural rubber, styrene butadiene rubber, polybutadiene, copolymer of isobutylene and paramethylstyrene, and brominated copolymer of isobutylene and paramethylstyrene;epichlorohydrin rubber; andat least one delaminated talc having a BET surface area according to DIN 66131 of 10-40 m2/g, an average particle size (D50) of 4-8 microns, determined by laser diffraction measurement, and a lamellarity index of 3-15.
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