Cantor Colburn LLP
Polyetherimide compositions, articles made therefrom, and method of manufacture thereof
A polyetherimide composition is disclosed including a polyetherimide sulfone having a glass transition temperature of 240 to 320 C, preferably 245 to 312 C, and a particulate, thermally conductive filler composition. A layer of the polyetherimide composition resists deformation as determined by IPC method TM-650 when subjected to a lead-free solder reflow process at a temperature of greater than or equal to 260 C, preferably 260 to 350 C. A layer including the polyetherimide composition further has a thermal conductivity of 2.5 to 15 W/mK, preferably 3 to 12 W/mK, as determined in accordance with ISO 22007-2:2008.
SABIC GLOBAL TECHNOLOGIES B.V.
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Chen Hao Wei
Xu Zhou Zhao