JP7463563B2 - 蒸着前駆体化合物及び使用のプロセス - Google Patents
蒸着前駆体化合物及び使用のプロセス Download PDFInfo
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- JP7463563B2 JP7463563B2 JP2022575943A JP2022575943A JP7463563B2 JP 7463563 B2 JP7463563 B2 JP 7463563B2 JP 2022575943 A JP2022575943 A JP 2022575943A JP 2022575943 A JP2022575943 A JP 2022575943A JP 7463563 B2 JP7463563 B2 JP 7463563B2
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- C23C16/22—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the deposition of inorganic material, other than metallic material
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- C07F7/02—Silicon compounds
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- C07F7/0803—Compounds with Si-C or Si-Si linkages
- C07F7/081—Compounds with Si-C or Si-Si linkages comprising at least one atom selected from the elements N, O, halogen, S, Se or Te
- C07F7/0812—Compounds with Si-C or Si-Si linkages comprising at least one atom selected from the elements N, O, halogen, S, Se or Te comprising a heterocyclic ring
- C07F7/0814—Compounds with Si-C or Si-Si linkages comprising at least one atom selected from the elements N, O, halogen, S, Se or Te comprising a heterocyclic ring said ring is substituted at a C ring atom by Si
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- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/22—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the deposition of inorganic material, other than metallic material
- C23C16/30—Deposition of compounds, mixtures or solid solutions, e.g. borides, carbides, nitrides
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- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
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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
- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/44—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating
- C23C16/455—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating characterised by the method used for introducing gases into reaction chamber or for modifying gas flows in reaction chamber
- C23C16/45523—Pulsed gas flow or change of composition over time
- C23C16/45525—Atomic layer deposition [ALD]
- C23C16/45527—Atomic layer deposition [ALD] characterized by the ALD cycle, e.g. different flows or temperatures during half-reactions, unusual pulsing sequence, use of precursor mixtures or auxiliary reactants or activations
- C23C16/45536—Use of plasma, radiation or electromagnetic fields
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- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/44—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating
- C23C16/455—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating characterised by the method used for introducing gases into reaction chamber or for modifying gas flows in reaction chamber
- C23C16/45523—Pulsed gas flow or change of composition over time
- C23C16/45525—Atomic layer deposition [ALD]
- C23C16/45527—Atomic layer deposition [ALD] characterized by the ALD cycle, e.g. different flows or temperatures during half-reactions, unusual pulsing sequence, use of precursor mixtures or auxiliary reactants or activations
- C23C16/45536—Use of plasma, radiation or electromagnetic fields
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- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/44—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating
- C23C16/455—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating characterised by the method used for introducing gases into reaction chamber or for modifying gas flows in reaction chamber
- C23C16/45523—Pulsed gas flow or change of composition over time
- C23C16/45525—Atomic layer deposition [ALD]
- C23C16/45553—Atomic layer deposition [ALD] characterized by the use of precursors specially adapted for ALD
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Description
a.シリルアミン;パージ;オキシラニルシラン;パージ;プラズマ形態の還元ガス;パージ;又は
b.オキシラニルシラン;パージ;シリルアミン;パージ;プラズマ形態の還元ガス;パージ;のいずれかであってもよい。1つの実施形態では、反応物はハロゲン原子を含まない。
(i)約30~50原子百分率のケイ素;
(ii)約5~30原子百分率の窒素;
(iii)約2~25原子百分率の炭素;及び
(iv)約20~40原子百分率の酸素、を有する膜を提供する。
(i)約25~45原子百分率のケイ素;
(ii)約10~25原子百分率の窒素;
(iii)約5~20原子百分率の炭素;及び
(iv)約25~35原子百分率の酸素、を有する膜を提供する。
(式中、各Rは独立してC1~C4アルキルから選択され、xは0又は1である。)の化合物;及び
(式中、各R1は、C1~C4アルキル基又は式
(式中、各R3は、水素又はC1~C4アルキルから独立して選択される。)の基から選択される。)の化合物;及び
(式中、各R2は、水素又はC1~C4アルキルから独立して選択される。)、が挙げられる。
a.以下から選択されるシリルアミン:
b.次に、前記反応領域を不活性ガスでパージすること;
c.次に、前記反応領域内に以下から選択されるオキシラニルシラン
(式中、各Rは独立してC1~C4アルキルから選択され、xは0又は1である。)の化合物;及び
(式中、各R1は、独立してC1~C4アルキル基又は式
(式中、各R3は、水素又はC1~C4アルキルから独立して選択される。)の基から選択される。)の化合物;及び
(式中、各R2は、水素又はC1~C4アルキルから独立して選択される。)、を導入すること、
d.次に、前記反応領域を不活性ガスでパージすること;
e.次に、前記反応領域内にプラズマ形態の還元ガスを導入すること;
f.次に、前記反応領域を不活性ガスでパージすること;及び、所望の厚さの膜が堆積されるまで、工程a.~f.を繰り返すこと、を前記反応領域内に順次導入することを含む。
a.以下から選択されるオキシラニルシラン:
(式中、各Rは独立してC1~C4アルキルから選択され、xは0又は1である。)の化合物;及び
(式中、各R1は、独立してC1~C4アルキル基又は式
(式中、各R3は、水素又はC1~C4アルキルから独立して選択される。)の基から選択される。)の化合物;及び
(式中、各R2は、水素又はC1~C4アルキルから独立して選択される);
b.次に、前記反応領域を不活性ガスでパージすること;
c.次に、前記反応領域内に以下から選択されるシリルアミン:
d.次に、前記反応領域を不活性ガスでパージすること;
e.次に、前記反応領域内にプラズマ形態の還元ガスを導入すること;
f.次に、前記反応領域を不活性ガスでパージすること;及び、所望の厚さの膜が堆積されるまで、工程a.~f.を繰り返すこと、を前記反応領域内に順次導入すること含む。
ビス(グリシドキシ)テトラメチルジシラン(VIII、式中、x=0及びR=CH3)の合成
100mLの丸底フラスコに、トリエチルアミン(3.21g、31.8mmol)及び(オキシラン-2-イル)メタノール(1.62g、21.7mmol)を投入し、次いで、ヘキサン(20mL)で希釈した。容器にゴム隔壁を取り付け、グローブボックスから移した。PTFEコーティングされた熱電対を隔壁を通して挿入し、濁った溶液をブライン浴で-11℃に冷却した。1,2-ジクロロ-1,1,2,2-テトラメチルジシラン(2.00g、10.6mmol)の10mL無水ヘキサンの溶液を、シリンジを介して12分かけて滴下した。わずかな発熱が認められ、濃厚な白色沈殿物が形成された。反応混合物を0℃で2.5時間撹拌し、次いで常温まで加温した。反応混合物を10マイクロメートルのフィルターで濾過し、得られた溶液を40トール及び常温で溶媒を除去した。沈殿物を含む濃厚な無色の油状物が得られた。反応混合物を減圧下で3時間維持して、トリエチルアミンを完全に除去した。次いで、残留物を最小量のペンタン中に取り、0.4マイクロメートルのシリンジフィルターで濾過した。次いで、ペンタンを減圧下(40トール)で除去した。濁った無色の油状物を減圧下(0.100~0.200トール)で蒸留して、合計収率が44%である2つの画分を得た(1H NMRによるジアステレオマーの純度95%の混合物)。1H NMR(C6D6):δ3.87-3.71(ddd,2H)、3.61-3.45(ddd,2H)、3.02-2.96(m,2H)、2.67-2.64(dd,2H)、2.54-2.49(dd,2H)、0.15(s,12H)、0.06(s,12H)。
1.シリルアミンパルス(1~5秒)
2.不活性ガスパージ(10秒)
3.オキシラニルシラン又はビニルシランパルス(1~10秒)
4.不活性ガスパージ(10秒)
5.H2プラズマパルス(5~45秒)
6.不活性ガスパージ(5~10秒)
Claims (5)
- 反応領域内のマイクロ電子デバイス表面上にシリコンオキシ炭窒化物膜を蒸着するための方法であって、(i)少なくとも1つのシリルアミン、(ii)少なくとも1つのオキシラニルシラン(ここで、(i)及び(ii)はいずれかの順序で導入される)、及び(iii)プラズマ形態の還元ガス、から選択される反応物を前記反応領域内に順次導入することを含み、膜を次の反応物に曝露する前に各反応物をパージする、方法。
- 原子層堆積条件下で反応領域内のマイクロ電子デバイス表面上にシリコンオキシ炭窒化物膜を堆積させるための方法であって:
a.以下から選択されるシリルアミン:
を前記反応領域内に順次導入すること
b.次に、前記反応領域を不活性ガスでパージすること;
c.次に、前記反応領域内に以下から選択されるオキシラニルシラン
(式中、各Rは独立してC1~C4アルキルから選択され、xは0又は1である。)の化合物;及び
(式中、各R1は、独立してC1~C4アルキル基又は式
(式中、各R3は、水素又はC1~C4アルキルから独立して選択される。)の基から選択される。)の化合物;及び
(式中、各R2は、水素又はC1~C4アルキルから独立して選択される。)を導入すること、
d.次に、前記反応領域を不活性ガスでパージすること;
e.次に、前記反応領域内にプラズマ形態の還元ガスを導入すること;
f.次に、前記反応領域を不活性ガスでパージすること;及び、所望の厚さの膜が堆積されるまで、工程a.~f.を繰り返すこと、を含む方法。 - 原子層堆積条件下で反応領域内のマイクロ電子デバイス表面上にシリコンオキシ炭窒化物膜を堆積させるための方法であって:
a.以下から選択されるオキシラニルシラン
(式中、各Rは独立してC1~C4アルキルから選択され、xは0又は1である。)の化合物;及び
(式中、各R1は、独立してC1~C4アルキル基又は式
(式中、各R3は、水素又はC1~C4アルキルから独立して選択される。)の基から選択される)の化合物;及び
(式中、各R2は、水素又はC1~C4アルキルから独立して選択される。)を前記反応領域内に順次導入すること;
b.次に、前記反応領域を不活性ガスでパージすること;
c.次に、前記反応領域内に以下から選択されるシリルアミン:
を導入すること;
d.次に、前記反応領域を不活性ガスでパージすること;
e.次に、前記反応領域内にプラズマ形態の還元ガスを導入すること;
f.次に、前記反応領域を不活性ガスでパージすること;及び、所望の厚さの膜が堆積されるまで、工程a.~f.を繰り返すこと、を含む、方法。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US16/899,060 | 2020-06-11 | ||
| US16/899,060 US11466038B2 (en) | 2020-06-11 | 2020-06-11 | Vapor deposition precursor compounds and process of use |
| PCT/US2021/036856 WO2021252788A1 (en) | 2020-06-11 | 2021-06-10 | Vapor deposition precursor compounds and process of use |
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| Publication Number | Publication Date |
|---|---|
| JP2023529205A JP2023529205A (ja) | 2023-07-07 |
| JP7463563B2 true JP7463563B2 (ja) | 2024-04-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| JP2022575943A Active JP7463563B2 (ja) | 2020-06-11 | 2021-06-10 | 蒸着前駆体化合物及び使用のプロセス |
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| Country | Link |
|---|---|
| US (2) | US11466038B2 (ja) |
| EP (1) | EP4165226A4 (ja) |
| JP (1) | JP7463563B2 (ja) |
| KR (1) | KR102819030B1 (ja) |
| CN (1) | CN115768919B (ja) |
| TW (1) | TWI817139B (ja) |
| WO (1) | WO2021252788A1 (ja) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11466038B2 (en) * | 2020-06-11 | 2022-10-11 | Entegris, Inc. | Vapor deposition precursor compounds and process of use |
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| WO2021252788A1 (en) | 2021-12-16 |
| EP4165226A1 (en) | 2023-04-19 |
| JP2023529205A (ja) | 2023-07-07 |
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| CN115768919A (zh) | 2023-03-07 |
| CN115768919B (zh) | 2025-04-18 |
| KR20230022971A (ko) | 2023-02-16 |
| TW202205431A (zh) | 2022-02-01 |
| US20230041086A1 (en) | 2023-02-09 |
| US12209105B2 (en) | 2025-01-28 |
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| US11466038B2 (en) | 2022-10-11 |
| US20210388008A1 (en) | 2021-12-16 |
| TWI817139B (zh) | 2023-10-01 |
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