Photoresist compositions and pattern formation methods

A photoresist composition comprises a first polymer comprising a first repeating unit comprising a hydroxy-aryl group and a second repeating unit comprising an acid-labile group, wherein the first polymer does not comprise a lactone group; a second polymer comprising a first repeating unit comprisin...

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Bibliographische Detailangaben
Hauptverfasser:	THACKERAY, JAMES W, YANG, KE, CAMERON, JAMES F, GOSWAMI, MANIBARSHA, WENNING, BRANDON, AQAD, EMAD, LEE, CHOONGBONG, COLEY, SUZANNE M, POPERE, BHOOSHAN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	APPARATUS SPECIALLY ADAPTED THEREFOR BASIC ELECTRIC ELEMENTS CHEMISTRY CINEMATOGRAPHY COMPOSITIONS BASED THEREON ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR ELECTRICITY ELECTROGRAPHY HOLOGRAPHY MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVINGCARBON-TO-CARBON UNSATURATED BONDS MATERIALS THEREFOR METALLURGY ORGANIC MACROMOLECULAR COMPOUNDS ORIGINALS THEREFOR PHOTOGRAPHY PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES,e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTORDEVICES PHYSICS SEMICONDUCTOR DEVICES THEIR PREPARATION OR CHEMICAL WORKING-UP
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Beschreibung
Zusammenfassung:	A photoresist composition comprises a first polymer comprising a first repeating unit comprising a hydroxy-aryl group and a second repeating unit comprising an acid-labile group, wherein the first polymer does not comprise a lactone group; a second polymer comprising a first repeating unit comprising a hydroxy-aryl group, a second repeating unit comprising an acid-labile group, and a third repeating unit comprising a lactone group; a photoacid generator; and a solvent.