INTERNATIONAL PATENT: EVE RUBBER INSTITUTE CO., LTD., 怡维怡橡胶研究院有限公司, SAILUN GROUP CO., LTD., 赛轮集团股份有限公司 FILES APPLICATION FOR "ZINC-FREE RUBBER COMPOSITION, TREAD RUBBER AND PREPARATION METHOD AND USE THEREOF"

Posted On: 2025-09-20

GENEVA, Sept. 20 -- EVE RUBBER INSTITUTE CO., LTD. (No.43, Zhengzhou Road, Shibei DistrictQingdao, Shandong 266045), 怡维怡橡胶研究院有限公司 (中国山东省青岛市市北区郑州路43号), SAILUN GROUP CO., LTD. (No.588, Maoshan Road, Huangdao DistrictQingdao, Shandong 266000), 赛轮集团股份有限公司 (中国山东省青岛市黄岛区茂山路588号) filed a patent application (PCT/CN2025/081341) for "ZINC-FREE RUBBER COMPOSITION, TREAD RUBBER, AND PREPARATION M...

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INTERNATIONAL PATENT: EVE RUBBER INSTITUTE CO., LTD., 怡维怡橡胶研究院有限公司, SAILUN GROUP CO., LTD., 赛轮集团股份有限公司 FILES APPLICATION FOR "ZINC-FREE RUBBER COMPOSITION, TREAD RUBBER AND PREPARATION METHOD AND USE THEREOF"