ALEXANDRIA, Va., March 24 -- United States Patent no. 12,584,045, issued on March 24, was assigned to LINYUAN ADVANCED MATERIALS TECHNOLOGY Co. LTD. (Kaohsiung City, Taiwan).

"Carbon black, sealant comprising the same and its application" was invented by Ya-Syuan Lin (Kaohsiung City, Taiwan) and Jheng-Guang Li (Kaohsiung City, Taiwan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A carbon black with high insulating properties is provided. The carbon black satisfies the following conditions (a) and (b): (a) the nitrogen adsorption specific surface area (NSA) is greater than 0 m2/g and less than or equal to 130 m2/g; and (b) the oil absorption number is greater than 0 cc/100 g and less than or equal to 95 cc/1...