EM

Ensen Ma

WC Wanhua Chemical Group Co.: 1 patents #95 of 257Top 40%
Overall (All Time): #2,954,167 of 4,157,543Top 75%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9701624 Method for preparing biuret polyisocyanate Bin Shi, Yonghua Shang, Haijun Li, Weiqi Hua, Yuan Li +1 more 2017-07-11