METHOD FOR MANUFACTURING THIN SUBSTRATE

A method for manufacturing a thin substrate uses a temporary adhesive film for substrate processing for temporarily adhesion of a substrate to a support on a surface of the substrate opposite to a surface to be processed, the temporary adhesive film for substrate processing containing a siloxane bon...

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Bibliographische Detailangaben
Hauptverfasser: SUGO, Michihiro, TANABE, Masahito
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A method for manufacturing a thin substrate uses a temporary adhesive film for substrate processing for temporarily adhesion of a substrate to a support on a surface of the substrate opposite to a surface to be processed, the temporary adhesive film for substrate processing containing a siloxane bond-containing polymer having a weight average molecular weight of 3,000 to 500,000 in an amount of 10 parts by mass or more and 100 parts by mass or less relative to 100 parts by mass; and includes: (a) laminating the temporary adhesive film for substrate processing onto the support and/or the surface of the substrate opposite to the surface to be processed; (b) bonding thereof under reduced pressure; (c) processing the substrate by grinding or polishing; (d) treating the substrate with acid or base; (e) other processing; (f) separating the processed substrate from the support; and (g) cleaning the substrate.