CN100356548C - 通孔活性离子刻蚀方法 - Google Patents
通孔活性离子刻蚀方法 Download PDFInfo
- Publication number
- CN100356548C CN100356548C CNB2005101246531A CN200510124653A CN100356548C CN 100356548 C CN100356548 C CN 100356548C CN B2005101246531 A CNB2005101246531 A CN B2005101246531A CN 200510124653 A CN200510124653 A CN 200510124653A CN 100356548 C CN100356548 C CN 100356548C
- Authority
- CN
- China
- Prior art keywords
- less
- tetrafluoromethane
- air
- flow
- cover layer
- 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
- 238000000034 method Methods 0.000 title claims abstract description 68
- 238000001020 plasma etching Methods 0.000 title description 20
- TXEYQDLBPFQVAA-UHFFFAOYSA-N tetrafluoromethane Chemical compound FC(F)(F)F TXEYQDLBPFQVAA-UHFFFAOYSA-N 0.000 claims abstract description 60
- 238000005530 etching Methods 0.000 claims abstract description 53
- 239000004020 conductor Substances 0.000 claims abstract description 41
- XPDWGBQVDMORPB-UHFFFAOYSA-N Fluoroform Chemical compound FC(F)F XPDWGBQVDMORPB-UHFFFAOYSA-N 0.000 claims abstract description 34
- 229920002120 photoresistant polymer Polymers 0.000 claims abstract description 34
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 34
- 239000001301 oxygen Substances 0.000 claims description 32
- 229910052760 oxygen Inorganic materials 0.000 claims description 32
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 23
- 229910002091 carbon monoxide Inorganic materials 0.000 claims description 23
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 20
- 239000007789 gas Substances 0.000 claims description 12
- 239000000126 substance Substances 0.000 claims description 12
- 229910052786 argon Inorganic materials 0.000 claims description 10
- 238000012545 processing Methods 0.000 abstract description 4
- 229910052581 Si3N4 Inorganic materials 0.000 description 9
- 239000004065 semiconductor Substances 0.000 description 9
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 9
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 8
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- 238000007796 conventional method Methods 0.000 description 6
- 229910004298 SiO 2 Inorganic materials 0.000 description 4
- 238000004380 ashing Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 235000012239 silicon dioxide Nutrition 0.000 description 4
- 239000000377 silicon dioxide Substances 0.000 description 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 3
- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 description 3
- 239000001257 hydrogen Substances 0.000 description 3
- 229910052739 hydrogen Inorganic materials 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 239000005368 silicate glass Substances 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000010304 firing Methods 0.000 description 2
- 229910052731 fluorine Inorganic materials 0.000 description 2
- 239000011737 fluorine Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 229910010271 silicon carbide Inorganic materials 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 235000014653 Carica parviflora Nutrition 0.000 description 1
- 241000243321 Cnidaria Species 0.000 description 1
- 208000034189 Sclerosis Diseases 0.000 description 1
- GDFCWFBWQUEQIJ-UHFFFAOYSA-N [B].[P] Chemical compound [B].[P] GDFCWFBWQUEQIJ-UHFFFAOYSA-N 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000003486 chemical etching Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000593 degrading effect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 150000005846 sugar alcohols Polymers 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02041—Cleaning
- H01L21/02057—Cleaning during device manufacture
- H01L21/0206—Cleaning during device manufacture during, before or after processing of insulating layers
- H01L21/02063—Cleaning during device manufacture during, before or after processing of insulating layers the processing being the formation of vias or contact holes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
- H01L21/3105—After-treatment
- H01L21/311—Etching the insulating layers by chemical or physical means
- H01L21/31105—Etching inorganic layers
- H01L21/31111—Etching inorganic layers by chemical means
- H01L21/31116—Etching inorganic layers by chemical means by dry-etching
Landscapes
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
- Drying Of Semiconductors (AREA)
Abstract
Description
电介质层22 | 光致抗蚀剂阶段1 | 光致抗蚀剂阶段2 | 覆盖层20(~1000) | 覆盖层20(~3000) | |
压力(mT) | 80 | 120 | 400 | 150 | 150 |
RF能量(w)27MHz2MHz | 12002700 | 1000200 | 01600 | 15001000 | 15001000 |
气流(sccm)CF4CHF3COO2Ar | 25-400200-2400400 | 000900-11000 | 7-1500900-11000 | 170-21053-73080-110400 | 170-21053-7307-13400 |
气流比率:CF4/COCF4/O2CF4/CHF3 | 0.104-0.200-- | --- | -0.006-0.016- | 2.33-3.96 | 2.33-3.96 |
Claims (16)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/904,533 | 2004-11-15 | ||
US10/904,533 US7045464B1 (en) | 2004-11-15 | 2004-11-15 | Via reactive ion etching process |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1790667A CN1790667A (zh) | 2006-06-21 |
CN100356548C true CN100356548C (zh) | 2007-12-19 |
Family
ID=36318084
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2005101246531A Expired - Fee Related CN100356548C (zh) | 2004-11-15 | 2005-11-14 | 通孔活性离子刻蚀方法 |
Country Status (2)
Country | Link |
---|---|
US (1) | US7045464B1 (zh) |
CN (1) | CN100356548C (zh) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100617056B1 (ko) * | 2004-12-30 | 2006-08-30 | 동부일렉트로닉스 주식회사 | 비어 식각시 어텍을 방지하는 방법 |
US7510965B2 (en) * | 2006-11-30 | 2009-03-31 | United Microelectronics Corp. | Method for fabricating a dual damascene structure |
US7470616B1 (en) | 2008-05-15 | 2008-12-30 | International Business Machines Corporation | Damascene wiring fabrication methods incorporating dielectric cap etch process with hard mask retention |
CN103107090B (zh) * | 2011-11-14 | 2016-04-06 | 中芯国际集成电路制造(上海)有限公司 | 制造半导体器件的方法 |
CN103681462B (zh) * | 2012-09-12 | 2017-08-01 | 中芯国际集成电路制造(上海)有限公司 | 一种半导体器件的制造方法 |
US10535566B2 (en) | 2016-04-28 | 2020-01-14 | Taiwan Semiconductor Manufacturing Company, Ltd. | Semiconductor device and method of manufacture |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6376384B1 (en) * | 2000-04-24 | 2002-04-23 | Vanguard International Semiconductor Corporation | Multiple etch contact etching method incorporating post contact etch etching |
CN1433062A (zh) * | 2002-01-10 | 2003-07-30 | 联华电子股份有限公司 | 在低介电常数材料层中形成开口的方法 |
US20030203631A1 (en) * | 1999-12-21 | 2003-10-30 | Nec Corporation | Method of etching silicon nitride film and method of producing semiconductor device |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5302240A (en) * | 1991-01-22 | 1994-04-12 | Kabushiki Kaisha Toshiba | Method of manufacturing semiconductor device |
US5221424A (en) * | 1991-11-21 | 1993-06-22 | Applied Materials, Inc. | Method for removal of photoresist over metal which also removes or inactivates corosion-forming materials remaining from previous metal etch |
US6325861B1 (en) * | 1998-09-18 | 2001-12-04 | Applied Materials, Inc. | Method for etching and cleaning a substrate |
US6838300B2 (en) * | 2003-02-04 | 2005-01-04 | Texas Instruments Incorporated | Chemical treatment of low-k dielectric films |
US7115517B2 (en) * | 2003-04-07 | 2006-10-03 | Applied Materials, Inc. | Method of fabricating a dual damascene interconnect structure |
US20050059234A1 (en) * | 2003-09-16 | 2005-03-17 | Applied Materials, Inc. | Method of fabricating a dual damascene interconnect structure |
KR100670662B1 (ko) * | 2003-11-28 | 2007-01-17 | 주식회사 하이닉스반도체 | 반도체소자 제조 방법 |
-
2004
- 2004-11-15 US US10/904,533 patent/US7045464B1/en not_active Expired - Fee Related
-
2005
- 2005-11-14 CN CNB2005101246531A patent/CN100356548C/zh not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20030203631A1 (en) * | 1999-12-21 | 2003-10-30 | Nec Corporation | Method of etching silicon nitride film and method of producing semiconductor device |
US6376384B1 (en) * | 2000-04-24 | 2002-04-23 | Vanguard International Semiconductor Corporation | Multiple etch contact etching method incorporating post contact etch etching |
CN1433062A (zh) * | 2002-01-10 | 2003-07-30 | 联华电子股份有限公司 | 在低介电常数材料层中形成开口的方法 |
Non-Patent Citations (1)
Title |
---|
半导体制造技术 Michael Quirk,Julian Serda,433.434,电子工业出版社 2004 * |
Also Published As
Publication number | Publication date |
---|---|
US20060105572A1 (en) | 2006-05-18 |
CN1790667A (zh) | 2006-06-21 |
US7045464B1 (en) | 2006-05-16 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US9514953B2 (en) | Methods for barrier layer removal | |
US6451703B1 (en) | Magnetically enhanced plasma etch process using a heavy fluorocarbon etching gas | |
US8591661B2 (en) | Low damage photoresist strip method for low-K dielectrics | |
EP1042796B1 (en) | Improved techniques for etching an oxide layer | |
EP3038142A1 (en) | Selective nitride etch | |
US8058178B1 (en) | Photoresist strip method for low-k dielectrics | |
US7202176B1 (en) | Enhanced stripping of low-k films using downstream gas mixing | |
JP4825911B2 (ja) | 介在チャンバでの脱フッ素化及びウェハ脱フッ素化ステップによるプラズマエッチング及びフォトレジストストリッププロセス | |
CN100356548C (zh) | 通孔活性离子刻蚀方法 | |
JP2007537602A (ja) | フルオロカーボン化学エッチングにおけるh2添加物を使用しての炭素ドープ酸化ケイ素エッチング | |
WO2006073622A2 (en) | Low-pressure removal of photoresist and etch residue | |
CN101238551A (zh) | 用于低k刻蚀后的无损灰化工艺和*** | |
US7276450B2 (en) | Etching processes using C4F8 for silicon dioxide and CF4 for titanium nitride | |
JP4852213B2 (ja) | 高選択性のsacのエッチングの方法 | |
KR20030087637A (ko) | 유기계 절연막의 에칭 방법 및 이중 상감 방법 | |
KR20060063714A (ko) | 높은 소스 및 낮은 충격 플라즈마를 이용하여 고에칭율을제공하는 유전체 에칭 방법 | |
WO1999021218A1 (en) | Self-aligned contact etch using difluoromethane and trifluoromethane | |
US6394104B1 (en) | Method of controlling and improving SOG etchback etcher | |
JPH10150019A (ja) | フォトレジスト選択性を向上し重合体密着性を改善するためのプラズマ反応処理法 | |
WO2003023841A1 (en) | Flash step preparatory to dielectric etch | |
US6743725B1 (en) | High selectivity SiC etch in integrated circuit fabrication | |
TWI489541B (zh) | 在導電線路間移除介電材料的方法 | |
US20050239290A1 (en) | Trench photolithography rework for removal of photoresist residue | |
Hsu et al. | Eliminating undercut profile of through silicon via by using nitrided fluorocarbon passivation in rapid alternating process | |
KR20040018778A (ko) | 반도체 소자 제조방법 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: IBM (CHINA) CO., LTD. Free format text: FORMER OWNER: INTERNATIONAL BUSINESS MACHINES CORP. Effective date: 20101101 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: NEW YORK, UNITED STATES TO: 201203 7/F, BUILDING 10, ZHANGJIANG INNOVATION PARK, NO.399, KEYUAN ROAD, ZHANGJIANG HIGH-TECH PARK, PUDONG NEW DISTRICT, SHANGHAI, CHINA |
|
TR01 | Transfer of patent right |
Effective date of registration: 20101101 Address after: 201203 Chinese Shanghai Pudong New Area Zhang Jiang high tech Park Keyuan Road No. 399 Zhang Jiang Innovation Park Building No. 10 7 floor Patentee after: International Business Machines (China) Co., Ltd. Address before: American New York Patentee before: International Business Machines Corp. |
|
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20071219 Termination date: 20171114 |