ALEXANDRIA, Va., July 16 -- United States Patent no. 12,358,832, issued on July 15, was assigned to CDGM GLASS Co. LTD (Sichuan, China).
"Glass and glass product" was invented by Lulu Mao (Chengdu, China), Xuemei Chen (Chengdu, China), Bo Kuang (Chengdu, China) and Liangzhen Hao (Chengdu, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A glass with high thermal expansion coefficient and excellent thermal shock resistance, wherein the glass includes the following components by mole percentage: 55-80% of SiO2; 0-10% of B2O3; 0-10% of Al2O3; 2-20% of ZnO; 0-15% of MgO; and no more than 30% of Li2O+Na2O+K2O. Through the reasonable proportioning of components, the glass has high thermal expansion coefficient...