JP4540961B2 - エッチングストッパー層形成用組成物 - Google Patents
エッチングストッパー層形成用組成物 Download PDFInfo
- Publication number
- JP4540961B2 JP4540961B2 JP2003352219A JP2003352219A JP4540961B2 JP 4540961 B2 JP4540961 B2 JP 4540961B2 JP 2003352219 A JP2003352219 A JP 2003352219A JP 2003352219 A JP2003352219 A JP 2003352219A JP 4540961 B2 JP4540961 B2 JP 4540961B2
- Authority
- JP
- Japan
- Prior art keywords
- silicon
- stopper layer
- polymer
- etching stopper
- etching
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 0 C*(C)Cc1c(C)c(C)c(C)c(C)c1C Chemical compound C*(C)Cc1c(C)c(C)c(C)c(C)c1C 0.000 description 2
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Classifications
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- H10P14/6922—
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
- C08G77/48—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule in which at least two but not all the silicon atoms are connected by linkages other than oxygen atoms
- C08G77/50—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule in which at least two but not all the silicon atoms are connected by linkages other than oxygen atoms by carbon linkages
- C08G77/52—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule in which at least two but not all the silicon atoms are connected by linkages other than oxygen atoms by carbon linkages containing aromatic rings
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D183/00—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
- C09D183/14—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 at least two but not all the silicon atoms are connected by linkages other than oxygen atoms
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- H10P50/283—
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- H10W20/071—
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- H10W20/074—
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- H10W20/086—
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- H10P14/6342—
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- H10P14/6689—
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Polymers & Plastics (AREA)
- Medicinal Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Wood Science & Technology (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
- Paints Or Removers (AREA)
- Silicon Polymers (AREA)
- Drying Of Semiconductors (AREA)
- Formation Of Insulating Films (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Description
(A)ジハロゲン化シランと、芳香族グリニャール試薬とのグリニャール反応
(B)ジアシル芳香族と、ジハロゲン化シランとの脱カルボニル反応
などにより製造することができる。
[比較合成例1]
[合成例1]
[合成例2]
[合成例3]
使用ポリマー エッチング速度(Å/分) 選択比 *
A 5000 0.9
1 650 7.2
2 510 9.2
MSQ 4670 −
SiN 750 6.2
TEOS−SiO 2 1190 3.9
*選択比=(MSQ膜エッチング速度)/(各膜のエッチング速度)
使用ポリマー エッチング速度(Å/分)
2 5420
SiN 420
TEOS−SiO 2 590
使用ポリマー エッチング速度(Å/分)
2 2550
MSQ 2730
G4: CHF3/O2/Arの配合比が20/20/100であるガス
G5: C4H8/N2/Arの配合比が5/10/100であるガス
エッチングガス種類
膜種類 G4 G5
SiO2 4800 700
SiN 200 3400
ポリマー3 800 1000
ポリマー2 50 3400
単位Å/分
102 配線素子
103 絶縁膜
104 エッチングストッパー層
105 開口
106 絶縁膜
107 ビア
108 トレンチ
Claims (3)
- メチルシルセスキオキサン、二酸化ケイ素、または窒化ケイ素からなる層をC 4 F 8 /N 2 /Ar、C 4 F 8 /O 2 /Ar、C 4 F 8 /N 2 /O 2 /Ar、CHF 3 /O 2 /Ar、およびC 4 H 8 /N 2 /Arからなる群から選択されるエッチングガスでエッチングする場合のエッチングストッパー層を形成させるための、ケイ素含有ポリマーを含んでなるエッチングストッパー層形成用組成物であって、前記ケイ素含有ポリマーがジシリルベンゼン構造を有し、炭素含有量が30重量%以上であるシラザンポリマーまたはシロキサザンポリマーであり、組成物に含有されるケイ素含有ポリマーに含まれるすべてのケイ素のモル数を基準にして、5〜100モル%のケイ素がジシリルベンゼン構造に含まれることを特徴とする、エッチングストッパー層形成用組成物。
- ケイ素含有ポリマーが、ジシリルベンゼン構造を有する化合物と、芳香族基を有する化合物とを重合させたものである、請求項1に記載のエッチングストッパー層形成用組成物。
- 基板上にエッチングストッパー層と、メチルシルセスキオキサン、二酸化ケイ素、または窒化ケイ素からなる絶縁層とを形成させ、その絶縁層の一部をC 4 F 8 /N 2 /Ar、C 4 F 8 /O 2 /Ar、C 4 F 8 /N 2 /O 2 /Ar、CHF 3 /O 2 /Ar、およびC 4 H 8 /N 2 /Arからなる群から選択されるエッチングガスでドライエッチングにより除去し、形成された溝または孔に導電性材料を充填する工程を含んでなる半導体装置の製造法であって、前記エッチングストッパー層が、ケイ素含有ポリマーを含んでなり、前記ケイ素含有ポリマーがジシリルベンゼン構造を有し、炭素含有量が30重量%以上であるシラザンポリマーまたはシロキサザンポリマーであり、そのケイ素含有ポリマーに含まれるすべてのケイ素のモル数を基準にして、5〜100モル%のケイ素がジシリルベンゼン構造に含まれるものである組成物を硬化させて前記エッチングストッパー層を形成させることを含んでなることを特徴とする、半導体装置の製造法。
Priority Applications (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2003352219A JP4540961B2 (ja) | 2003-10-10 | 2003-10-10 | エッチングストッパー層形成用組成物 |
| KR1020067009104A KR101080630B1 (ko) | 2003-10-10 | 2004-09-09 | 에칭 스톱퍼 층 형성용 조성물 |
| EP04787789A EP1677343B1 (en) | 2003-10-10 | 2004-09-09 | Composition for forming etching stopper layer |
| US10/574,556 US20070026667A1 (en) | 2003-10-10 | 2004-09-09 | Composition for forming etching stopper layer |
| CNB2004800291425A CN100419973C (zh) | 2003-10-10 | 2004-09-09 | 用于形成蚀刻停止层的组合物 |
| PCT/JP2004/013125 WO2005036630A1 (ja) | 2003-10-10 | 2004-09-09 | エッチングストッパー層形成用組成物 |
| TW093127953A TWI337299B (en) | 2003-10-10 | 2004-09-16 | Composition for producing etching stopper layer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2003352219A JP4540961B2 (ja) | 2003-10-10 | 2003-10-10 | エッチングストッパー層形成用組成物 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2007012639A JP2007012639A (ja) | 2007-01-18 |
| JP4540961B2 true JP4540961B2 (ja) | 2010-09-08 |
Family
ID=34431102
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2003352219A Expired - Fee Related JP4540961B2 (ja) | 2003-10-10 | 2003-10-10 | エッチングストッパー層形成用組成物 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US20070026667A1 (ja) |
| EP (1) | EP1677343B1 (ja) |
| JP (1) | JP4540961B2 (ja) |
| KR (1) | KR101080630B1 (ja) |
| CN (1) | CN100419973C (ja) |
| TW (1) | TWI337299B (ja) |
| WO (1) | WO2005036630A1 (ja) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102403219B (zh) * | 2010-09-14 | 2015-10-07 | 中微半导体设备(上海)有限公司 | 一种铜制程等离子刻蚀方法 |
| JP5782279B2 (ja) * | 2011-01-20 | 2015-09-24 | 株式会社Screenホールディングス | 基板処理方法および基板処理装置 |
| JP6480691B2 (ja) | 2013-10-21 | 2019-03-13 | アーゼッド・エレクトロニック・マテリアルズ(ルクセンブルグ)ソシエテ・ア・レスポンサビリテ・リミテ | ケイ素含有熱または光硬化性組成物 |
| KR101688012B1 (ko) * | 2014-04-04 | 2016-12-21 | 제일모직 주식회사 | 레지스트 하층막용 조성물, 이를 포함하는 박막 구조물 및 반도체 집적회로 디바이스 |
| US10741495B2 (en) * | 2018-01-18 | 2020-08-11 | Globalfoundries Inc. | Structure and method to reduce shorts and contact resistance in semiconductor devices |
| WO2020150983A1 (en) * | 2019-01-25 | 2020-07-30 | Yangtze Memory Technologies Co., Ltd. | Methods for forming hole structure in semiconductor device |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3287310A (en) * | 1961-09-29 | 1966-11-22 | Union Carbide Corp | Random siloxane copolymers containing phenylene and phenyl ether chain linkages |
| GB1058816A (en) * | 1963-08-01 | 1967-02-15 | Gen Electric | Improvements in silphenylene-containing polymers |
| DE3169573D1 (en) * | 1980-12-31 | 1985-05-02 | Ibm | A method of depositing a polymer film on a substrate |
| US5141817A (en) * | 1989-06-13 | 1992-08-25 | International Business Machines Corporation | Dielectric structures having embedded gap filling RIE etch stop polymeric materials of high thermal stability |
| JPH06151612A (ja) * | 1992-11-04 | 1994-05-31 | Fujitsu Ltd | 半導体装置の製造方法 |
| JP3625912B2 (ja) * | 1994-08-24 | 2005-03-02 | クラリアント ジャパン 株式会社 | ケイ素含有共重合ポリマー及びその製造方法 |
| JPH1160735A (ja) * | 1996-12-09 | 1999-03-05 | Toshiba Corp | ポリシランおよびパターン形成方法 |
| US6924545B2 (en) * | 2001-03-27 | 2005-08-02 | National Institute Of Advanced Industrial Science | Low-dielectric-constant interlayer insulating film composed of borazine-silicon-based polymer and semiconductor device |
| JP3989184B2 (ja) * | 2001-03-30 | 2007-10-10 | Azエレクトロニックマテリアルズ株式会社 | ケイ素含有共重合ポリマー及びその製造方法 |
| TWI267697B (en) * | 2001-06-28 | 2006-12-01 | Tokyo Ohka Kogyo Co Ltd | Chemical amplified type positive resist component and resist packed-layer material and forming method of resist pattern and manufacturing method of semiconductor device |
| JP6097567B2 (ja) * | 2013-01-11 | 2017-03-15 | 株式会社豊田中央研究所 | ろう付け構造、ろう付け構造体の製造方法 |
-
2003
- 2003-10-10 JP JP2003352219A patent/JP4540961B2/ja not_active Expired - Fee Related
-
2004
- 2004-09-09 WO PCT/JP2004/013125 patent/WO2005036630A1/ja not_active Ceased
- 2004-09-09 EP EP04787789A patent/EP1677343B1/en not_active Expired - Lifetime
- 2004-09-09 US US10/574,556 patent/US20070026667A1/en not_active Abandoned
- 2004-09-09 KR KR1020067009104A patent/KR101080630B1/ko not_active Expired - Fee Related
- 2004-09-09 CN CNB2004800291425A patent/CN100419973C/zh not_active Expired - Fee Related
- 2004-09-16 TW TW093127953A patent/TWI337299B/zh not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| KR20060120098A (ko) | 2006-11-24 |
| TW200519533A (en) | 2005-06-16 |
| EP1677343A4 (en) | 2008-03-26 |
| JP2007012639A (ja) | 2007-01-18 |
| CN100419973C (zh) | 2008-09-17 |
| CN1864252A (zh) | 2006-11-15 |
| TWI337299B (en) | 2011-02-11 |
| WO2005036630A1 (ja) | 2005-04-21 |
| EP1677343B1 (en) | 2012-11-14 |
| US20070026667A1 (en) | 2007-02-01 |
| KR101080630B1 (ko) | 2011-11-08 |
| EP1677343A1 (en) | 2006-07-05 |
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