ALEXANDRIA, Va., April 7 -- United States Patent no. 12,595,374, issued on April 7, was assigned to SHIN-ETSU CHEMICAL Co. LTD. (Tokyo).
"Thermal spray material" was invented by Yuji Kimura (Echizen, Japan), Yasushi Takai (Echizen, Japan) and Shigeyuki Nakamura (Echizen, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "This thermal spray material including composite particles containing an yttrium oxide and an ammonium yttrium fluoride complex salt is used to form a thermal spray film comprising yttrium oxyfluoride formed by thermal-spraying in the air. When the thermal spray film is formed through thermal-spraying in the air by using the thermal spray material of the present invention, the loss of fluor...