GENEVA, July 7 -- WANHUA CHEMICAL GROUP CO., LTD. (No. 59, Chongqing Street, Yantai Economic and Technological Development ZoneYantai, Shandong 264006), 万华化学集团股份有限公司 (中国山东省烟台市经济技术开发区重庆大街59号) filed a patent application (PCT/CN2024/080331) for "ISOCYANATE PREPARATION METHOD, AND ISOCYANATE PREPARATION SYSTEM" on Mar 06, 2024. With publication no. WO/2025/138440, the details related to the patent application was published on Jul 03, 2025.
Notably, the patent application was submitted under the International Patent Classifi...