RESIST UNDERLAYER COMPOSITION AND METHOD OF FORMING PATTERNS USING THE COMPOSITION

The present invention relates to a resist underlayer composition comprising a polymer including a main chain, a side chain, or a main chain and a side chain of a heterocycle containing two or more nitrogen atoms in a ring, a compound including a moiety represented by a chemical formula 1 below, and...

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Bibliographische Detailangaben
Hauptverfasser: KWON SOONHYUNG, KIM SEONGJIN, BAEK JAEYEOL, KIM MINSOO, PARK HYEON, JIN HWAYOUNG, CHOI YOOJEONG, NAMGUNG RAN, SONG DAESEOK
Format: Patent
Sprache:eng ; kor
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Zusammenfassung:The present invention relates to a resist underlayer composition comprising a polymer including a main chain, a side chain, or a main chain and a side chain of a heterocycle containing two or more nitrogen atoms in a ring, a compound including a moiety represented by a chemical formula 1 below, and a solvent; and a method for forming patterns using the resist underlayer composition. The definition of the chemical formula 1 is as described in the specification. Provided is the resist underlayer composition, capable of improving coating uniformity, gap-fill properties, and resist pattern formation properties by improving cross-linking properties. 고리 내 질소 원자를 2 이상 포함하는 헤테로 고리를 주쇄, 측쇄, 또는 주쇄와 측쇄에 포함하는 중합체, 하기 화학식 1로 표현되는 모이어티를 포함하는 화합물, 및 용매를 포함하는 레지스트 하층막용 조성물; 그리고 상기 레지스트 하층막용 조성물을 이용하는 패턴형성방법에 관한 것이다: [화학식 1] JPEGpat00059.jpg35131 상기 화학식 1의 정의는 명세서 내에 기재한 바와 같다.