US Patent Issued to ZHEJIANG NHU, ZHEJIANG NHU SPECIAL MATERIALS on June 16 for "Preparation method and apparatus for methyl methacrylate" (Chinese Inventors)

ALEXANDRIA, Va., June 16 -- United States Patent no. 12,655,085, issued on June 16, was assigned to ZHEJIANG NHU COMPANY LTD. (Shaoxing, China) and ZHEJIANG NHU SPECIAL MATERIALS Co. LTD. (Shaoxing, China).

"Preparation method and apparatus for methyl methacrylate" was invented by Lei Wu (Shaoxing, China), Kunpeng Cheng (Shaoxing, China), Xueming Li (Shaoxing, China), Runrun Hong (Shaoxing, China), Qing'ai Shi (Shaoxing, China), Chuang Wang (Shaoxing, China), Guodong Huang (Shaoxing, China) and Guiyang Zhou (Shaoxing, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method and apparatus for preparing methyl methacrylate (MMA) are provided. The method includes an aldol condensation reaction, a first dis...