| 简介 |
PROBLEM TO BE SOLVED : To provide an earth-friendly tire by substituting a part or the whole of raw materials comprising petroleum resources currently used in a tire with raw materials comprising non-petroleum resources.
SOLUTION : The tire is composed of ≥75 wt.%, based on the total tire weight, raw materials comprising non-petroleum resources by using natural rubber instead of synthetic rubber, inorganic filler and/or bio-filler instead of carbon black, vegetable oil and fat instead of petroleum oil, natural fiber instead of synthetic fiber and so on. |
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