Composition for forming organic anti-reflective coating layer suitable for negative tone development

Is disclosed a composition for forming an organic anti-reflective coating layer used in a negative tone development, which not only enhance an adhesion to a photoresist while having a high refractive index and a high etch rate but also improve a pattern profile of undercut etc. The composition an is...

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Hauptverfasser: KIM, JI-HYUN, KIM, HYUN-JIN, KIM, SEUNG-JIN, ROH, HYO-JUNG
Format: Patent
Sprache:chi ; eng
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Zusammenfassung:Is disclosed a composition for forming an organic anti-reflective coating layer used in a negative tone development, which not only enhance an adhesion to a photoresist while having a high refractive index and a high etch rate but also improve a pattern profile of undercut etc. The composition an isocyanurate compound containing at least one moiety which is represented by Formula 2; a polymer represented by Formula 3 and an organic solvent for dissolving the above-mentioned components. [Formula 2] [Formula 3].