ALEXANDRIA, Va., June 6 -- United States Patent no. 12,283,415, issued on April 22, was assigned to JIANGXI EVERTECH NEW MATERIAL Co. LTD. (Jiangxi, China) and JIANGXI EVERTECH HOLDING Co. LTD. (Jiangxi, China).
"Method for coating magnetic powder core with sodium silicate" was invented by Jinbin Pi (Yichun, China), Miantuan Zhang (Yichun, China), Shenghua Mao (Yichun, China), Junjie Chen (Yichun, China), Yuyuan Wen (Yichun, China) and Xin Jin (Yichun, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure discloses a method for coating a magnetic powder core with sodium silicate, including: using polyoxyethylene laurylether phosphate as a dispersant for sodium silicate and lignosulfonat...