Patent ID: 9245775
Filing Date: 2016-01-26
CPC Classification: B32B,C04B,C23C,H01L,H05B,Y10T

Claim Text:
1. A heating apparatus comprising a susceptor, said susceptor comprising a heating face of heating a semiconductor: wherein said susceptor comprises a plate shaped main body and a surface corrosion resistant layer comprising an upper face providing said heating face; wherein said surface corrosion resistant layer comprises a ceramic material comprising magnesium, aluminum, oxygen and nitrogen as main components; wherein said ceramic material comprises a main phase comprising magnesium-aluminum oxynitride phase exhibiting an XRD peak at least in 2θ=47 to 50° taken by using CuKα ray; and wherein said ceramic material comprises a sub phase comprising a crystal phase of MgO—AlN solid solution wherein aluminum nitride is dissolved into magnesium oxide.