RU2010130570A - Способ получения микроэлектромеханических систем - Google Patents
Способ получения микроэлектромеханических систем Download PDFInfo
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- RU2010130570A RU2010130570A RU2010130570/28A RU2010130570A RU2010130570A RU 2010130570 A RU2010130570 A RU 2010130570A RU 2010130570/28 A RU2010130570/28 A RU 2010130570/28A RU 2010130570 A RU2010130570 A RU 2010130570A RU 2010130570 A RU2010130570 A RU 2010130570A
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- Prior art keywords
- gas
- argon
- passivating
- carbonyl fluoride
- nitrogen
- Prior art date
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- 238000004519 manufacturing process Methods 0.000 title abstract 2
- 239000007789 gas Substances 0.000 claims abstract 35
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims abstract 28
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Substances N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract 23
- SYNPRNNJJLRHTI-UHFFFAOYSA-N 2-(hydroxymethyl)butane-1,4-diol Chemical compound OCCC(CO)CO SYNPRNNJJLRHTI-UHFFFAOYSA-N 0.000 claims abstract 17
- 239000000203 mixture Substances 0.000 claims abstract 17
- 238000000034 method Methods 0.000 claims abstract 15
- 229910052786 argon Inorganic materials 0.000 claims abstract 14
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims abstract 13
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract 13
- 238000005530 etching Methods 0.000 claims abstract 12
- 238000002161 passivation Methods 0.000 claims abstract 6
- 239000003795 chemical substances by application Substances 0.000 claims abstract 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract 3
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen(.) Chemical compound [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 claims abstract 3
- 239000001301 oxygen Substances 0.000 claims abstract 3
- 229910052760 oxygen Inorganic materials 0.000 claims abstract 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract 2
- 150000001875 compounds Chemical class 0.000 claims abstract 2
- 229920002313 fluoropolymer Polymers 0.000 claims abstract 2
- 239000004811 fluoropolymer Substances 0.000 claims abstract 2
- 239000003701 inert diluent Substances 0.000 claims abstract 2
- 150000002894 organic compounds Chemical class 0.000 claims abstract 2
- 229910052710 silicon Inorganic materials 0.000 claims abstract 2
- 239000010703 silicon Substances 0.000 claims abstract 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims 2
- 239000001257 hydrogen Substances 0.000 claims 2
- 229910052739 hydrogen Inorganic materials 0.000 claims 2
- 230000006835 compression Effects 0.000 claims 1
- 238000007906 compression Methods 0.000 claims 1
- 239000007788 liquid Substances 0.000 claims 1
- XPDWGBQVDMORPB-UHFFFAOYSA-N Fluoroform Chemical compound FC(F)F XPDWGBQVDMORPB-UHFFFAOYSA-N 0.000 abstract 1
- RWRIWBAIICGTTQ-UHFFFAOYSA-N difluoromethane Chemical compound FCF RWRIWBAIICGTTQ-UHFFFAOYSA-N 0.000 abstract 1
- VPAYJEUHKVESSD-UHFFFAOYSA-N trifluoroiodomethane Chemical compound FC(F)(F)I VPAYJEUHKVESSD-UHFFFAOYSA-N 0.000 abstract 1
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- 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
- H01L21/302—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to change their surface-physical characteristics or shape, e.g. etching, polishing, cutting
- H01L21/306—Chemical or electrical treatment, e.g. electrolytic etching
- H01L21/3065—Plasma etching; Reactive-ion etching
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B81—MICROSTRUCTURAL TECHNOLOGY
- B81C—PROCESSES OR APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OR TREATMENT OF MICROSTRUCTURAL DEVICES OR SYSTEMS
- B81C1/00—Manufacture or treatment of devices or systems in or on a substrate
- B81C1/00436—Shaping materials, i.e. techniques for structuring the substrate or the layers on the substrate
- B81C1/00523—Etching material
- B81C1/00531—Dry etching
-
- 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
- H01L21/302—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to change their surface-physical characteristics or shape, e.g. etching, polishing, cutting
- H01L21/306—Chemical or electrical treatment, e.g. electrolytic etching
- H01L21/3065—Plasma etching; Reactive-ion etching
- H01L21/30655—Plasma etching; Reactive-ion etching comprising alternated and repeated etching and passivation steps, e.g. Bosch process
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- 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
- H01L21/3205—Deposition of non-insulating-, e.g. conductive- or resistive-, layers on insulating layers; After-treatment of these layers
- H01L21/321—After treatment
- H01L21/3213—Physical or chemical etching of the layers, e.g. to produce a patterned layer from a pre-deposited extensive layer
- H01L21/32133—Physical or chemical etching of the layers, e.g. to produce a patterned layer from a pre-deposited extensive layer by chemical means only
- H01L21/32135—Physical or chemical etching of the layers, e.g. to produce a patterned layer from a pre-deposited extensive layer by chemical means only by vapour etching only
- H01L21/32136—Physical or chemical etching of the layers, e.g. to produce a patterned layer from a pre-deposited extensive layer by chemical means only by vapour etching only using plasmas
-
- 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
- H01L21/3205—Deposition of non-insulating-, e.g. conductive- or resistive-, layers on insulating layers; After-treatment of these layers
- H01L21/321—After treatment
- H01L21/3213—Physical or chemical etching of the layers, e.g. to produce a patterned layer from a pre-deposited extensive layer
- H01L21/32133—Physical or chemical etching of the layers, e.g. to produce a patterned layer from a pre-deposited extensive layer by chemical means only
- H01L21/32135—Physical or chemical etching of the layers, e.g. to produce a patterned layer from a pre-deposited extensive layer by chemical means only by vapour etching only
- H01L21/32136—Physical or chemical etching of the layers, e.g. to produce a patterned layer from a pre-deposited extensive layer by chemical means only by vapour etching only using plasmas
- H01L21/32137—Physical or chemical etching of the layers, e.g. to produce a patterned layer from a pre-deposited extensive layer by chemical means only by vapour etching only using plasmas of silicon-containing layers
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- 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
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- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Computer Hardware Design (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Power Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Chemical & Material Sciences (AREA)
- Drying Of Semiconductors (AREA)
- Micromachines (AREA)
- Surface Treatment Of Glass (AREA)
Abstract
1. Способ получения микроэлектромеханических систем (“MEMS”) из структуры, включающий стадию, в которой структуру травят с применением газа для травления, включающего атомарный фтор, или карбонилфторид (COF2), или смесь обоих. ! 2. Способ по п.1, в котором атомарный фтор или карбонилфторид используют совместно с инертным разбавителем, кислородом и/или пассивирующим агентом. ! 3. Способ по п.1, в котором одновременно или последовательно с травлением проводят пассивирование, по меньшей мере, части вытравленной поверхности структуры. ! 4. Способ по п.3, в котором пассивирующий агент выбирают из органических соединений, предоставляющих в плазме фторполимер. ! 5. Способ по п.4, в котором пассивирующий газ выбирают из c-C4F6, c-C5F8, CH2F2, CHF3, CF4, C2F6, C3F8, C2F4, C4F6, c-C6F6, CF3I и C4F8. ! 6. Способ по п.1, в котором кремниевую пластину используют в качестве структуры. ! 7. Способ по п.1, в котором газовую смесь, включающую атомарный фтор, азот и аргон, используют в качестве травящего газа на стадии травления, а пассивирующий газ, включающий C4F6, используют для обеспечения пассивирования на стадии пассивирования, и в результате чего стадии травления и стадии пассивирования выполняют последовательно друг за другом. ! 8. Способ по п.1, в котором газовую смесь, включающую карбонилфторид и азот и/или аргон, используют в качестве газа для травления. ! 9. Газовая смесь, включающая карбонилфторид и атомарный фтор. ! 10. Газовая смесь по п.9, дополнительно включающая азот, аргон и/или пассивирующий газ, совместимый с атомарным фтором. ! 11. Газовая смесь, включающая карбонилфторид и, по меньшей мере, одно соединение, выбранное из группы, состоящей из пассивирующего газа, азота и
Claims (16)
1. Способ получения микроэлектромеханических систем (“MEMS”) из структуры, включающий стадию, в которой структуру травят с применением газа для травления, включающего атомарный фтор, или карбонилфторид (COF2), или смесь обоих.
2. Способ по п.1, в котором атомарный фтор или карбонилфторид используют совместно с инертным разбавителем, кислородом и/или пассивирующим агентом.
3. Способ по п.1, в котором одновременно или последовательно с травлением проводят пассивирование, по меньшей мере, части вытравленной поверхности структуры.
4. Способ по п.3, в котором пассивирующий агент выбирают из органических соединений, предоставляющих в плазме фторполимер.
5. Способ по п.4, в котором пассивирующий газ выбирают из c-C4F6, c-C5F8, CH2F2, CHF3, CF4, C2F6, C3F8, C2F4, C4F6, c-C6F6, CF3I и C4F8.
6. Способ по п.1, в котором кремниевую пластину используют в качестве структуры.
7. Способ по п.1, в котором газовую смесь, включающую атомарный фтор, азот и аргон, используют в качестве травящего газа на стадии травления, а пассивирующий газ, включающий C4F6, используют для обеспечения пассивирования на стадии пассивирования, и в результате чего стадии травления и стадии пассивирования выполняют последовательно друг за другом.
8. Способ по п.1, в котором газовую смесь, включающую карбонилфторид и азот и/или аргон, используют в качестве газа для травления.
9. Газовая смесь, включающая карбонилфторид и атомарный фтор.
10. Газовая смесь по п.9, дополнительно включающая азот, аргон и/или пассивирующий газ, совместимый с атомарным фтором.
11. Газовая смесь, включающая карбонилфторид и, по меньшей мере, одно соединение, выбранное из группы, состоящей из пассивирующего газа, азота и аргона.
12. Газовая смесь по п.11, включающая карбонилфторид и пассивирующий газ; карбонилфторид и аргон; карбонилфторид, и аргон, и азот; или карбонилфторид, пассивирующий газ и аргон; или карбонилфторид, пассивирующий газ, и аргон, и азот; или карбонилфторид, пассивирующий газ и водород или газ, выделяющий водород.
13. Газовая смесь по любому из пп.9-12, в которой пассивирующий газ выбирают из c-C4F6, c-C5F8, CH2F2, CHF3, CF4, C2F6, C3F8, C2F4, C4F6, c-C6F6, CF3I и C4F8.
14. Газовая смесь, состоящая из атомарного фтора, азота и аргона, содержащая равное или больше 10 об.% атомарного фтора, равное или меньше 25 об.% атомарного фтора, равное или больше 5 об.% аргона, равное или меньше 15 об.% аргона; равное или больше 65 об.% азота; равное или меньше 80 об.% азота и необязательно кислород в интервале от 2 до 15 об.%, компоненты, добавленные до 100 об.%.
15. Газовая смесь по пп.9, 11 или 14 в жидком состоянии.
16. Газовая смесь по п.15, подвергнутая сжатию в контейнере.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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EP07150296.7 | 2007-12-21 | ||
EP07150296 | 2007-12-21 |
Publications (1)
Publication Number | Publication Date |
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RU2010130570A true RU2010130570A (ru) | 2012-01-27 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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RU2010130570/28A RU2010130570A (ru) | 2007-12-21 | 2008-12-16 | Способ получения микроэлектромеханических систем |
Country Status (8)
Country | Link |
---|---|
US (1) | US8524112B2 (ru) |
EP (1) | EP2235742B1 (ru) |
JP (2) | JP2011506119A (ru) |
KR (1) | KR101591114B1 (ru) |
CN (2) | CN104979188A (ru) |
RU (1) | RU2010130570A (ru) |
TW (1) | TWI558655B (ru) |
WO (1) | WO2009080615A2 (ru) |
Families Citing this family (20)
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US10453986B2 (en) | 2008-01-23 | 2019-10-22 | Solvay Fluor Gmbh | Process for the manufacture of solar cells |
JP5002073B2 (ja) * | 2009-09-02 | 2012-08-15 | 積水化学工業株式会社 | シリコン含有膜のエッチング方法 |
JP2013508990A (ja) * | 2009-10-26 | 2013-03-07 | ゾルファイ フルーオル ゲゼルシャフト ミット ベシュレンクテル ハフツング | Tftマトリックスを製造するためのエッチングプロセス |
JP2013509701A (ja) | 2009-10-30 | 2013-03-14 | ゾルファイ フルーオル ゲゼルシャフト ミット ベシュレンクテル ハフツング | 堆積物の除去方法 |
WO2012008179A1 (ja) * | 2010-07-12 | 2012-01-19 | 住友精密工業株式会社 | エッチング方法 |
US8821821B2 (en) | 2010-08-05 | 2014-09-02 | Solvay Sa | Method for the purification of fluorine |
CN103180029A (zh) | 2010-09-15 | 2013-06-26 | 索尔维公司 | 从气体中去除f2和/或of2的方法 |
TWI586842B (zh) | 2010-09-15 | 2017-06-11 | 首威公司 | 氟之製造工廠及使用彼之方法 |
JP5981106B2 (ja) * | 2011-07-12 | 2016-08-31 | 東京エレクトロン株式会社 | プラズマエッチング方法 |
EP2549525A1 (en) * | 2011-07-18 | 2013-01-23 | Solvay Sa | Process for the production of etched items using CHF3 |
EP2549526A1 (en) * | 2011-07-18 | 2013-01-23 | Solvay Sa | Process for the production of etched items using fluorosubstituted compounds |
WO2013024041A1 (en) | 2011-08-17 | 2013-02-21 | Solvay Sa | Electrolytic process for the manufacture of fluorine and an apparatus therefor |
EP2860287A1 (en) | 2013-10-11 | 2015-04-15 | Solvay SA | Improved electrolytic cell |
EP2860288A1 (en) | 2013-10-11 | 2015-04-15 | Solvay SA | Improved electrolytic cell |
EP2944385A1 (en) * | 2014-05-12 | 2015-11-18 | Solvay SA | A process for etching and chamber cleaning and a gas therefor |
EP3109199B1 (fr) * | 2015-06-25 | 2022-05-11 | Nivarox-FAR S.A. | Piece a base de silicium avec au moins un chanfrein et son procede de fabrication |
US9595451B1 (en) * | 2015-10-19 | 2017-03-14 | Applied Materials, Inc. | Highly selective etching methods for etching dielectric materials |
CN108780748B (zh) * | 2016-03-17 | 2023-02-17 | 日本瑞翁株式会社 | 等离子体蚀刻方法 |
DE102016220248A1 (de) * | 2016-10-17 | 2018-04-19 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Vorrichtung und verfahren zum anisotropen drie-ätzen mit fluorgasmischung |
GB201708927D0 (en) * | 2017-06-05 | 2017-07-19 | Spts Technologies Ltd | Methods of plasma etching and plasma dicing |
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-
2008
- 2008-12-16 CN CN201510176786.7A patent/CN104979188A/zh active Pending
- 2008-12-16 RU RU2010130570/28A patent/RU2010130570A/ru not_active Application Discontinuation
- 2008-12-16 EP EP08863791.3A patent/EP2235742B1/en active Active
- 2008-12-16 TW TW097148976A patent/TWI558655B/zh active
- 2008-12-16 WO PCT/EP2008/067623 patent/WO2009080615A2/en active Application Filing
- 2008-12-16 KR KR1020107016208A patent/KR101591114B1/ko active IP Right Grant
- 2008-12-16 CN CN2008801253965A patent/CN101925983A/zh active Pending
- 2008-12-16 US US12/808,718 patent/US8524112B2/en active Active
- 2008-12-16 JP JP2010538649A patent/JP2011506119A/ja active Pending
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2016
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JP6280143B2 (ja) | 2018-02-14 |
EP2235742A2 (en) | 2010-10-06 |
TW200944471A (en) | 2009-11-01 |
US20100267241A1 (en) | 2010-10-21 |
WO2009080615A2 (en) | 2009-07-02 |
JP2011506119A (ja) | 2011-03-03 |
CN101925983A (zh) | 2010-12-22 |
JP2016086188A (ja) | 2016-05-19 |
EP2235742B1 (en) | 2020-02-12 |
US8524112B2 (en) | 2013-09-03 |
KR20100099313A (ko) | 2010-09-10 |
WO2009080615A3 (en) | 2009-08-27 |
KR101591114B1 (ko) | 2016-02-03 |
CN104979188A (zh) | 2015-10-14 |
TWI558655B (zh) | 2016-11-21 |
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