| PATENT ASSIGNEE'S COUNTRY | Japan |
| UPDATE | 04.99 |
| PATENT ASSIGNEE | This data is not available for free |
| PATENT CLAIMS |
- Natural rubber (100 parts) - Ca Carbonate (I) surface treated with fatty acid & having surface area by N adsorption > 15 square.m/g - C black (II) - Silica (III) The amounts of I, II, & III in parts are - 35 < [(II)+0.75x(III)] < 50 - 0.2 < 0.75x(III)/(II) < 1 - 0.05 < (I)/(III) < 0.4 Tire has low rolling resistance |
| PATENT PHOTOCOPY | Available on request |
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