| PATENT ASSIGNEE'S COUNTRY | USA |
| UPDATE | 03.99 |
| PATENT ASSIGNEE | Goodyear Tire & Rubber |
| PATENT CLAIMS |
Compn comprising precipitated silica (55-90 phr); silane coupler & rubber compn (100 parts) - Soln polymn SBR (15-40 phr) - Cis 1,4-polybutadiene (10-30 phr) - High vinyl butadiene rubber (30-60 phr) |
| PATENT PHOTOCOPY | Available on request |
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