Laminate article with a glass-ceramic core layer and glass clad layers exhibiting a target coefficient of thermal expansion, electronic device including the laminate article, and method of making the laminate article

A laminate article comprises: (a) a core layer comprising a glass-ceramic composition, a first core surface, and a second core surface, the first core surface and the second core surface facing in generally opposite directions; (b) a first clad layer comprising a glass composition disposed on the first core surface of the core layer; and (c) a second clad layer comprising a glass composition disposed on the second core surface of the core layer; wherein (i) the core layer comprises a thickness within a range of from 150[mu]m to 200[mu]m; (ii) the core layer exhibits a coefficient of thermal expansion within a range from 2.5*10-5/DEG K to 4.5*10-5/DEG K; and (iii) the laminate article comprises an effective coefficient of thermal expansion within a range of from 8.0*10-6/DEG K to 2.0*10-5/DEG K. An electronic device incorporating the laminate article. A method of forming the laminate article.