LASER ASHING OF POLYIMIDE FOR SEMICONDUCTOR MANUFACTURING

A method for laser ashing of polyimide for a semiconductor manufacturing process using a structure, the structure comprising a supporting material attached to a semiconductor chip by a polyimide glue, includes releasing the supporting material from the polyimide glue, such that the polyimide glue re...

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Bibliographische Detailangaben
Hauptverfasser: GUERIN LUC, CADOTTE MAXIME, WHITEHEAD STEVE, TRUONG VAN THANH
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A method for laser ashing of polyimide for a semiconductor manufacturing process using a structure, the structure comprising a supporting material attached to a semiconductor chip by a polyimide glue, includes releasing the supporting material from the polyimide glue, such that the polyimide glue remains on the semiconductor chip; and ashing the polyimide glue on the semiconductor chip using an ablating laser.