CY

Chengyue YAN

WC Wanhua Chemical Group Co.: 1 patents #95 of 257Top 40%
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Patent #TitleCo-InventorsDate
12304993 Storage-stable polyisocyanate composition and preparation method Zhicheng Zhu, Bin Shi, Bing Zheng, Li Li, Yonghua Shang +4 more 2025-05-20