Thermal processing apparatus and thermal processing method

Provided is a heat processing apparatus in which a heat processing plate has a mounting surface. A plurality of supports are provided on the mounting surface so as to be able to support a lower surface of a substrate. The heat processing plate is further provided with a heating body. The heating bod...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: GOTO, SHIGEHIRO, SUENAGA, SATORU, HAYASHI, MEGUMI, FURUKAWA, MASAAKI
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:Provided is a heat processing apparatus in which a heat processing plate has a mounting surface. A plurality of supports are provided on the mounting surface so as to be able to support a lower surface of a substrate. The heat processing plate is further provided with a heating body. The heating body subjects the substrate being supported over the mounting surface to heat processing. A gas in a support space between the substrate being supported over the mounting surface and the mounting surface is suctioned by a suctioning device. At this time, the pressure in the support space is detected by a pressure sensor, and a substrate support state is determined on the basis of the detected pressure. The suctioning by the suctioning device is stopped from a point of time at which a predetermined period has elapsed from the beginning of the heat processing of the substrate to the end of the heat processing.