KR20200119852A - 퍼하이드로폴리실라잔 조성물 및 이를 사용하여 산화물 막을 형성하는 방법 - Google Patents
퍼하이드로폴리실라잔 조성물 및 이를 사용하여 산화물 막을 형성하는 방법 Download PDFInfo
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- KR20200119852A KR20200119852A KR1020207026121A KR20207026121A KR20200119852A KR 20200119852 A KR20200119852 A KR 20200119852A KR 1020207026121 A KR1020207026121 A KR 1020207026121A KR 20207026121 A KR20207026121 A KR 20207026121A KR 20200119852 A KR20200119852 A KR 20200119852A
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- C09D1/00—Coating compositions, e.g. paints, varnishes or lacquers, based on inorganic substances
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- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D1/00—Processes for applying liquids or other fluent materials
- B05D1/002—Processes for applying liquids or other fluent materials the substrate being rotated
- B05D1/005—Spin coating
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- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/02—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by baking
- B05D3/0254—After-treatment
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- C01B21/00—Nitrogen; Compounds thereof
- C01B21/06—Binary compounds of nitrogen with metals, with silicon, or with boron, or with carbon, i.e. nitrides; Compounds of nitrogen with more than one metal, silicon or boron
- C01B21/068—Binary compounds of nitrogen with metals, with silicon, or with boron, or with carbon, i.e. nitrides; Compounds of nitrogen with more than one metal, silicon or boron with silicon
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- C01B33/181—Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof by a dry process
- C01B33/182—Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof by a dry process by reduction of a siliceous material, e.g. with a carbonaceous reducing agent and subsequent oxidation of the silicon monoxide formed
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- C09D183/16—Coating compositions based on macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon, with or without sulfur, nitrogen, oxygen, or carbon only; Coating compositions based on derivatives of such polymers in which all the silicon atoms are connected by linkages other than oxygen atoms
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- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
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Abstract
Description
도 1은 PHPS 조성물에 첨가된 트리실릴아민 반응물의 갯수에 대한 Si:N 비율의 그래프이다.
도 2는 Si-함유 막 형성 조성물의 제조, 실리콘 기판의 제조, 및 스핀-코팅 공정의 단계에 대해 예시적인 공정을 나타내는 흐름도이다.
도 3은 부분적으로 수소화된 실리콘 표면 상에 증착된 실리콘 산화물에 대한 반응 공정의 개략도이다.
도 4는 수소화되지 않은 실리콘 표면 상에 증착된 실리콘 산화물에 대한 반응 공정의 개략도이다.
도 5는 부분적으로 수소화된 실리콘 표면 상에 증착된 실리콘 질화물에 대한 반응 공정의 개략도이다.
도 6은 수소화되지 않은 실리콘 표면 상에 증착된 실리콘 질화물에 대한 반응 공정의 개략도이다.
도 7은, 톨루엔에 희석된 사전 실시예 1의 N-H 부재, C-부재, 그리고 Si가 풍부한 퍼하이드로폴리실라잔 오일의 GC 스펙트럼이다.
도 8은, 휘발 성분이 제거된 후, 사전 실시예 1의 N-H 부재, C-부재, 그리고 Si가 풍부한 퍼하이드로폴리실라잔 오일의 FTIR 스펙트럼이다.
도 9는 실시예 1의 4개 실리콘 산화물 막의 비교 푸리에 변형 적외선(FTIR) 스펙트럼이다.
도 10은 실시예 2의 4개 실리콘 산화물 막의 비교 푸리에 변형 적외선(FTIR) 스펙트럼이다.
도 11은 실시예 3의 4개 실리콘 산화물 막의 비교 푸리에 변형 적외선(FTIR) 스펙트럼이다.
도 12는 실시예 7의 조성물의 비교 FTIR 스펙트럼이다.
도 13은 실시예 9의 실리콘 질화물 막의 비교 FTIR 스펙트럼이다.
Claims (64)
- 촉매, 및 N-H 부재, C-부재, 그리고 Si가 풍부한 퍼하이드로폴리실라잔(상기 퍼하이드로폴리실라잔은 대략 332 달톤 내지 대략 100,000 달톤 범위의 분자량을 갖고 화학식 [-N(SiH3)x(SiH2-)y](여기서, x+y=2일 때 x=0, 1, 또는 2, 및 y=0, 1, 또는 2; 및 x+y=3일 때 x=0, 1 또는 2, 및 y=1, 2, 또는 3)를 갖는 N-H 부재 반복 단위를 포함함)을 포함하는, Si-함유 막 형성 조성물.
- 제1항에 있어서, 상기 N-H 부재, C-부재, 그리고 Si가 풍부한 퍼하이드로폴리실라잔은 대략 1.5:1 내지 대략 2.5:1 범위의 Si:N 비율을 갖는, Si-함유 막 형성 조성물.
- 제1항에 있어서, 상기 N-H 부재, C-부재, 그리고 Si가 풍부한 퍼하이드로폴리실라잔은 대략 500 내지 대략 100,000, 바람직하게는 대략 3,000 내지 대략 80,000, 보다 바람직하게는 5000 내지 50,000 범위의 평균 분자량 Mn을 갖는, Si-함유 막 형성 조성물.
- 제1항에 있어서, 상기 N-H 부재, C-부재, 그리고 Si가 풍부한 퍼하이드로폴리실라잔은 -Si(-)(H)-를 갖지 않고, SiH2:SiH3 비가 대략 1 내지 대략 5, 바람직하게는 대략 3.5 내지 대략 4.5 범위인, Si-함유 막 형성 조성물.
- 제1항에 있어서, 상기 N-H 부재, C-부재, 그리고 Si가 풍부한 퍼하이드로폴리실라잔은 표준 온도 및 압력에서 액체인, Si-함유 막 형성 조성물.
- 제1항에 있어서, 상기 촉매는 탈실릴화 결합 촉매인, Si-함유 막 형성 조성물.
- 제1항에 있어서, 상기 촉매는 탈수소 결합 촉매인, Si-함유 막 형성 조성물.
- 제7항에 있어서, 상기 촉매는 화학식 ML4(여기서 M은 4족 또는 5족 원소이고, 각각의 L은 독립적으로 NR2, OR, R5Cp, NR, R’ R’’-amd, 베타-디케토네이트, 이미노케토네이트, 디이미네이트, 및 이들의 조합으로 이루어진 군으로부터 선택되고, R, R’ 및 R”는 독립적으로 H, C1-C4 탄화수소, 또는 트리알킬실릴기임)를 갖는, Si-함유 막 형성 조성물.
- 제1항에 있어서, 상기 촉매는 탈실릴화 결합 및 탈수소 결합 촉매 모두인, Si-함유 막 형성 조성물.
- 제9항에 있어서, 상기 촉매는 금속 카보닐 또는 금속 카보닐 함유 분자(상기 금속은 Co, Ni, Ru, Fe, Rh, Os로부터 선택됨)인, Si-함유 막 형성 조성물.
- 제10항에 있어서, 상기 촉매는 Co2(CO)8인, Si-함유 막 형성 조성물.
- 제1항 내지 제11항 중 어느 한 항에 있어서, 폴리실란을 추가로 포함하는 Si-함유 막 형성 조성물.
- 제12항에 있어서, 상기 폴리실란은 화학식 SixH(2x+2)(여기서 x는 대략 4 내지 대략 50, 바람직하게는 대략 10 내지 대략 40, 그리고 보다 바람직하게는 대략 15 내지 대략 30 범위임)을 갖는, Si-함유 막 형성 조성물.
- 제12항에 있어서, 상기 폴리실란은 화학식 SinH2n+1-m(NR2)m(여기서 각각의 R는 독립적으로 H 또는 C1-C4 탄화수소이고, m은 1 또는 2이고, n은 대략 3 내지 대략 50, 바람직하게는 대략 10 내지 대략 40, 그리고 보다 바람직하게는 대략 15 내지 대략 30 범위임)을 갖는, Si-함유 막 형성 조성물.
- 폴리실란, 및 N-H 부재, C-부재, 그리고 Si가 풍부한 퍼하이드로폴리실라잔(상기 퍼하이드로폴리실라잔은 대략 332 달톤 내지 대략 100,000 달톤 범위의 분자량을 갖고 화학식 [-N(SiH3)x(SiH2-)y](여기서, x+y=2일 때 x=0, 1, 또는 2, 및 y=0, 1, 또는 2; 및 x+y=3일 때 x=0, 1 또는 2, 및 y=1, 2, 또는 3)를 갖는 N-H 부재 반복 단위를 포함함)을 포함하는, Si-함유 막 형성 조성물.
- 제15항에 있어서, 상기 N-H 부재, C-부재, 그리고 Si가 풍부한 퍼하이드로폴리실라잔은 대략 1.5:1 내지 대략 2.5:1 범위의 Si:N 비율을 갖는, Si-함유 막 형성 조성물.
- 제15항에 있어서, 상기 N-H 부재, C-부재, 그리고 Si가 풍부한 퍼하이드로폴리실라잔은 대략 500 내지 대략 100,000, 바람직하게는 대략 3,000 내지 대략 80,000, 보다 바람직하게는 5,000 내지 50,000 범위의 평균 분자량 Mn을 갖는, Si-함유 막 형성 조성물.
- 제15항에 있어서, 상기 N-H 부재, C-부재, 그리고 Si가 풍부한 퍼하이드로폴리실라잔은 -Si(-)(H)-를 갖지 않고, SiH2:SiH3 비가 대략 1 내지 대략 5, 바람직하게는 대략 3.5 내지 대략 4.5 범위인, Si-함유 막 형성 조성물.
- 제15항에 있어서, 상기 N-H 부재, C-부재, 그리고 Si가 풍부한 퍼하이드로폴리실라잔은 표준 온도 및 압력에서 액체인, Si-함유 막 형성 조성물.
- 제15항에 있어서, 상기 폴리실란은 화학식 SixH(2x+2)(여기서 x는 대략 4 내지 대략 50, 바람직하게는 대략 10 내지 대략 40, 그리고 보다 바람직하게는 대략 15 내지 대략 30 범위임)을 갖는, Si-함유 막 형성 조성물.
- 제15항에 있어서, 상기 폴리실란은 화학식 SinH2n+1-m(NR2)m(여기서 각각의 R는 독립적으로 H 또는 C1-C4 탄화수소이고, m은 1 또는 2이고, n은 대략 3 내지 대략 50, 바람직하게는 대략 10 내지 대략 40, 그리고 보다 바람직하게는 대략 15 내지 대략 30 범위임)을 갖는, Si-함유 막 형성 조성물.
- 제15항 또는 제21항에 있어서, 촉매를 추가로 포함하는 Si-함유 막 형성 조성물.
- 제22항에 있어서, 상기 촉매는 탈실릴화 결합 촉매인, Si-함유 막 형성 조성물.
- 제22항에 있어서, 상기 촉매는 탈수소 결합 촉매인, Si-함유 막 형성 조성물.
- 제24항에 있어서, 상기 촉매는 화학식 ML4(여기서 M은 4족 또는 5족 원소이고, 각각의 L은 독립적으로 NR2, OR, R5Cp, NR, R’ R’’-amd, 베타-디케토네이트, 이미노케토네이트, 디이미네이트, 및 이들의 조합으로 이루어진 군으로부터 선택되고 선택된 것이고, R, R’ 및 R”는 독립적으로 H, C1-C4 탄화수소, 또는 트리알킬실릴기임)를 갖는, Si-함유 막 형성 조성물.
- 제22항에 있어서, 상기 촉매는 탈실릴화 결합 및 탈수소 결합 촉매 모두인, Si-함유 막 형성 조성물.
- 제26항에 있어서, 상기 촉매는 금속 카보닐 또는 금속 카보닐 함유 분자(상기 금속은 Co, Ni, Ru, Fe, Rh, Os로부터 선택됨)인, Si-함유 막 형성 조성물.
- 제27항에 있어서, 상기 촉매는 Co2(CO)8인, Si-함유 막 형성 조성물.
- 촉매, 및 N-H 부재, C-부재, 그리고 Si가 풍부한 퍼하이드로폴리실라잔(상기 퍼하이드로폴리실라잔은 대략 332 달톤 내지 대략 100,000 달톤 범위의 분자량을 갖고 화학식 [-N(SiH3)x(SiH2-)y](여기서, x+y=2일 때 x=0, 1, 또는 2, 및 y=0, 1, 또는 2; 및 x+y=3일 때 x=0, 1 또는 2, 및 y=1, 2, 또는 3)를 갖는 N-H 부재 반복 단위를 포함함)을 포함하는, Si 산화물 막 형성 조성물.
- 제29항에 있어서, 상기 N-H 부재, C-부재, 그리고 Si가 풍부한 퍼하이드로폴리실라잔은 대략 1.5:1 내지 대략 2.5:1 범위의 Si:N 비율을 갖는, Si 산화물 막 형성 조성물.
- 제29항에 있어서, 상기 N-H 부재, C-부재, 그리고 Si가 풍부한 퍼하이드로폴리실라잔은 대략 500 내지 대략 100,000, 바람직하게는 대략 3,000 내지 대략 80,000, 보다 바람직하게는 5,000 내지 50,000 범위의 평균 분자량 Mn을 갖는, Si 산화물 막 형성 조성물.
- 제29항에 있어서, 상기 N-H 부재, C-부재, 그리고 Si가 풍부한 퍼하이드로폴리실라잔은 -Si(-)(H)-를 갖지 않고, SiH2:SiH3 비가 대략 1 내지 대략 5, 바람직하게는 대략 3.5 내지 대략 4.5 범위인, Si 산화물 막 형성 조성물.
- 제29항에 있어서, 상기 N-H 부재, C-부재, 그리고 Si가 풍부한 퍼하이드로폴리실라잔은 표준 온도 및 압력에서 액체인, Si 산화물 막 형성 조성물.
- 제29항에 있어서, 상기 촉매는 탈실릴화 결합 촉매인, Si 산화물 막 형성 조성물.
- 제29항에 있어서, 상기 촉매는 탈수소 결합 촉매인, Si 산화물 막 형성 조성물.
- 제35항에 있어서, 상기 촉매는 화학식 ML4(여기서 M은 4족 또는 5족 원소이고, 각각의 L은 독립적으로 NR2, OR, R5Cp, NR, R’ R’’-amd, 베타-디케토네이트, 이미노케토네이트, 디이미네이트, 및 이들의 조합으로 이루어진 군으로부터 선택되고 선택된 것이고, R, R’ 및 R”는 독립적으로 H, C1-C4 탄화수소, 또는 트리알킬실릴기임)를 갖는, Si 산화물 막 형성 조성물.
- 제29항에 있어서, 상기 촉매는 탈실릴화 결합 및 탈수소 결합 촉매 모두인, Si 산화물 막 형성 조성물.
- 제37항에 있어서, 상기 촉매는 금속 카보닐 또는 금속 카보닐 함유 분자(상기 금속은 Co, Ni, Ru, Fe, Rh, Os로부터 선택됨)인, Si 산화물 막 형성 조성물.
- 제38항에 있어서, 상기 촉매는 Co2(CO)8인, Si 산화물 막 형성 조성물.
- 제29항 내지 제39항 중 어느 한 항에 있어서, 폴리실란을 추가로 포함하는 Si 산화물 막 형성 조성물.
- 제40항에 있어서, 상기 폴리실란은 화학식 SixH(2x+2)(여기서 x는 대략 4 내지 대략 50, 바람직하게는 대략 10 내지 대략 40, 그리고 보다 바람직하게는 대략 15 내지 대략 30 범위임)을 갖는, Si 산화물 막 형성 조성물.
- 제40항에 있어서, 상기 폴리실란은 화학식 SinH2n+1-m(NR2)m(여기서 각각의 R는 독립적으로 H 또는 C1-C4 탄화수소이고, m은 1 또는 2이고, n은 대략 3 내지 대략 50, 바람직하게는 대략 10 내지 대략 40, 그리고 보다 바람직하게는 대략 15 내지 대략 30 범위임)을 갖는, Si 산화물 막 형성 조성물.
- 폴리실란, 및 N-H 부재, C-부재, 그리고 Si가 풍부한 퍼하이드로폴리실라잔(상기 퍼하이드로폴리실라잔은 대략 332 달톤 내지 대략 100,000 달톤 범위의 분자량을 갖고 화학식 [-N(SiH3)x(SiH2-)y](여기서, x+y=2일 때 x=0, 1, 또는 2, 및 y=0, 1, 또는 2; 및 x+y=3일 때 x=0, 1 또는 2, 및 y=1, 2, 또는 3)를 갖는 N-H 부재 반복 단위를 포함함)을 포함하는, Si 산화물 막 형성 조성물.
- 제43항에 있어서, 상기 N-H 부재, C-부재, 그리고 Si가 풍부한 퍼하이드로폴리실라잔은 대략 1.5:1 내지 대략 2.5:1 범위의 Si:N 비율을 갖는, Si 산화물 막 형성 조성물.
- 제43항에 있어서, 상기 N-H 부재, C-부재, 그리고 Si가 풍부한 퍼하이드로폴리실라잔은 대략 500 내지 대략 100,000, 바람직하게는 대략 3,000 내지 대략 80,000, 보다 바람직하게는 5,000 내지 50,000 범위의 평균 분자량 Mn을 갖는, Si 산화물 막 형성 조성물.
- 제43항에 있어서, 상기 N-H 부재, C-부재, 그리고 Si가 풍부한 퍼하이드로폴리실라잔은 -Si(-)(H)-를 갖지 않고, SiH2:SiH3 비가 대략 1 내지 대략 5, 바람직하게는 대략 3.5 내지 대략 4.5 범위인, Si 산화물 막 형성 조성물.
- 제43항에 있어서, 상기 N-H 부재, C-부재, 그리고 Si가 풍부한 퍼하이드로폴리실라잔은 표준 온도 및 압력에서 액체인, Si 산화물 막 형성 조성물.
- 제43항에 있어서, 상기 폴리실란은 화학식 SixH(2x+2)(여기서 x는 대략 4 내지 대략 50, 바람직하게는 대략 10 내지 대략 40, 그리고 보다 바람직하게는 대략 15 내지 대략 30 범위임)을 갖는, Si 산화물 막 형성 조성물.
- 제43항에 있어서, 상기 폴리실란은 화학식 SinH2n+1-m(NR2)m(여기서 각각의 R는 독립적으로 H 또는 C1-C4 탄화수소이고, m은 1 또는 2이고, n은 대략 3 내지 대략 50, 바람직하게는 대략 10 내지 대략 40, 그리고 보다 바람직하게는 대략 15 내지 대략 30 범위임)을 갖는, Si 산화물 막 형성 조성물.
- 제43항 또는 제49항에 있어서, 촉매를 추가로 포함하는 Si 산화물 막 형성 조성물.
- 제50항에 있어서, 상기 촉매는 탈실릴화 결합 촉매인, Si 산화물 막 형성 조성물.
- 제50항에 있어서, 상기 촉매는 탈수소 결합 촉매인, Si 산화물 막 형성 조성물.
- 제52항에 있어서, 상기 촉매는 화학식 ML4(여기서 M은 4족 또는 5족 원소이고, 각각의 L은 독립적으로 NR2, OR, R5Cp, NR, R’ R’’-amd, 베타-디케토네이트, 이미노케토네이트, 디이미네이트, 및 이들의 조합으로 이루어진 군으로부터 선택되고 선택된 것이고, R, R’ 및 R”는 독립적으로 H, C1-C4 탄화수소, 또는 트리알킬실릴기임)를 갖는, Si 산화물 막 형성 조성물.
- 제50항에 있어서, 상기 촉매는 탈실릴화 결합 및 탈수소 결합 촉매 모두인, Si 산화물 막 형성 조성물.
- 제54항에 있어서, 상기 촉매는 금속 카보닐 또는 금속 카보닐 함유 분자(상기 금속은 Co, Ni, Ru, Fe, Rh, Os로부터 선택됨)인, Si 산화물 막 형성 조성물.
- 제55항에 있어서, 상기 촉매는 Co2(CO)8인, Si 산화물 막 형성 조성물.
- Si-함유 막을 기판 상에 형성하기 위한 방법으로, 상기 방법은 스핀 코팅, 스프레이 코팅, 딥 코팅, 또는 슬릿 코팅 기술을 통해 제1항 내지 제11항, 제15항 내지 제21항, 제29항 내지 제39항, 또는 제43항 내지 제49항 중 어느 한 항의 Si-함유 막 형성 조성물을 상기 기판과 접촉시켜 상기 Si-함유 막을 형성하는 단계를 포함하는 방법.
- 제57항에 있어서, 상기 기판은 대략 1:1 내지 대략 1:100 범위의 종횡비를 갖는 트렌치를 포함하는, 방법.
- 제58항에 있어서, 상기 트렌치는 대략 10 nm 내지 대략 1 마이크론 범위의 임계 치수를 갖는, 방법.
- 제57항에 있어서, 상기 막을 대략 30℃ 내지 200℃, 바람직하게는 대략 80℃ 내지 대략 150℃ 범위의 온도에서 불활성 분위기에 노출시키는 단계를 추가로 포함하는 방법.
- 제57항에 있어서, 상기 Si-함유 막은 SiO2이고, 상기 막을 200℃ 내지 1000℃, 바람직하게는 300℃ 내지 600℃ 범위의 온도에서 O2, O3, H2O2, H2O, N2O, 또는 NO 중 적어도 하나를 포함한 산화 분위기에 노출시키는 단계를 추가로 포함하는, 방법.
- 제60항에 있어서, 상기 막을 대략 400℃의 온도에서 산화 분위기에 노출시키는, 방법.
- 제60항 또는 제61항에 있어서, 상기 Si 함유 막은, 1100℃에서 성장된 열 산화물과 비교 시, 대략 1 내지 대략 5 범위, 바람직하게는 대략 1 내지 대략 3 범위의 습식 에칭 속도를 갖는 SiO2인, 방법.
- 제57항 내지 제61항 중 어느 한 항에 있어서, 상기 Si 함유 막은, 대략 -5% 내지 대략 15%, 바람직하게는 0 내지 10%, 그리고 보다 바람직하게는 0 내지 5% 두께 범위의 수축성을 갖는 SiO2인, 방법.
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KR20200120714A (ko) * | 2018-02-21 | 2020-10-21 | 레르 리키드 쏘시에떼 아노님 뿌르 레뜌드 에렉스뿔라따시옹 데 프로세데 조르즈 클로드 | 퍼하이드로폴리실라잔 조성물 및 이를 사용하여 질화물 막을 형성하는 방법 |
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SG11202007789UA (en) | 2020-09-29 |
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EP3755658A4 (en) | 2022-03-02 |
CN111902359A (zh) | 2020-11-06 |
JP7033667B2 (ja) | 2022-03-10 |
US11739220B2 (en) | 2023-08-29 |
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WO2019165093A1 (en) | 2019-08-29 |
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