摘要 |
An object of the present invention is to provide processes for producing a rubber anti-aging agent, a vulcanization accelerator and a modified natural rubber, by converting glucose into benzoic acid or a benzoic acid derivative by a microorganism or extracting benzoic acid or a benzoic acid derivative from a plant, converting the obtained benzoic acid or benzoic acid derivative into aniline or an aniline derivative and then making the rubber anti-aging agent, vulcanization accelerator or modified natural rubber with the aniline or aniline derivative.
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