Chemicals
| Wed 13 May 2026
Beijing, May 13 -- Wanhua Chemical Group has applied Chinese patent for Metal Catalyst Containing 9, 9-dimethyl Xanthene Bridging and Preparation Method and Application Thereof. Hua Weiqi, Li Yuan, Sun Yiping, Zhang Tiancai, Lyu Yingdong, Zhang Yanyu, Wang Lei, Wang Jinqiang, Lin Xiaojie, Zhu Xiaorui and Huang Lingyan developed ..