Method for forming crack resistant planarizing layer within microelectronic fabrication

Within a method for forming a planarizing layer within a microelectronic fabrication, there is employed formed upon a partially photoexposed planarizing layer formed of a partially photoexposed negative photoresist material a sacrificial layer. Within the method, when sequentially: (1) stripping fro...

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Bibliographische Detailangaben
Hauptverfasser: WONG FU-TIEN, CHANG CHIH-KUNG, KUO CHIN CHEN, HSIUNG CHUNG SHENG, HSIAO YU-KUNG, PAN SHENG LIANG
Format: Patent
Sprache:eng
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Zusammenfassung:Within a method for forming a planarizing layer within a microelectronic fabrication, there is employed formed upon a partially photoexposed planarizing layer formed of a partially photoexposed negative photoresist material a sacrificial layer. Within the method, when sequentially: (1) stripping from the partially photoexposed planarizing layer the sacrificial layer; and (2) developing the partially photoexposed planarizing layer to form a developed planarizing layer, the developed planarizing layer is formed with enhanced planarity and diminished thickness.