JP5758363B2 - パターン形成方法 - Google Patents
パターン形成方法 Download PDFInfo
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- JP5758363B2 JP5758363B2 JP2012197467A JP2012197467A JP5758363B2 JP 5758363 B2 JP5758363 B2 JP 5758363B2 JP 2012197467 A JP2012197467 A JP 2012197467A JP 2012197467 A JP2012197467 A JP 2012197467A JP 5758363 B2 JP5758363 B2 JP 5758363B2
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- 238000000034 method Methods 0.000 title claims description 52
- 230000007261 regionalization Effects 0.000 title description 5
- 229920000642 polymer Polymers 0.000 claims description 82
- 239000000758 substrate Substances 0.000 claims description 20
- 239000000463 material Substances 0.000 claims description 14
- 239000002904 solvent Substances 0.000 claims description 11
- 239000003431 cross linking reagent Substances 0.000 claims description 10
- 230000015572 biosynthetic process Effects 0.000 claims description 5
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 27
- 239000004926 polymethyl methacrylate Substances 0.000 description 27
- 238000000926 separation method Methods 0.000 description 21
- XLLIQLLCWZCATF-UHFFFAOYSA-N 2-methoxyethyl acetate Chemical compound COCCOC(C)=O XLLIQLLCWZCATF-UHFFFAOYSA-N 0.000 description 16
- 229920001400 block copolymer Polymers 0.000 description 13
- 238000006386 neutralization reaction Methods 0.000 description 13
- 238000005191 phase separation Methods 0.000 description 12
- 239000002202 Polyethylene glycol Substances 0.000 description 8
- 239000004793 Polystyrene Substances 0.000 description 8
- 229920001223 polyethylene glycol Polymers 0.000 description 8
- 239000000126 substance Substances 0.000 description 8
- 238000004528 spin coating Methods 0.000 description 5
- 230000018109 developmental process Effects 0.000 description 4
- 238000002408 directed self-assembly Methods 0.000 description 4
- 239000012299 nitrogen atmosphere Substances 0.000 description 4
- 238000004132 cross linking Methods 0.000 description 3
- 238000001459 lithography Methods 0.000 description 3
- 229920005604 random copolymer Polymers 0.000 description 3
- 238000001338 self-assembly Methods 0.000 description 3
- 229910004298 SiO 2 Inorganic materials 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
- 238000005530 etching Methods 0.000 description 2
- 238000007654 immersion Methods 0.000 description 2
- 230000007935 neutral effect Effects 0.000 description 2
- 238000000137 annealing Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000000407 epitaxy Methods 0.000 description 1
- 238000001900 extreme ultraviolet lithography Methods 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003472 neutralizing effect Effects 0.000 description 1
- 238000000059 patterning Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000000206 photolithography Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 230000009154 spontaneous behavior Effects 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C30—CRYSTAL GROWTH
- C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
- C30B19/00—Liquid-phase epitaxial-layer growth
-
- 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
- H01L21/027—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34
- H01L21/0271—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising organic layers
-
- 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
- B81C1/00015—Manufacture or treatment of devices or systems in or on a substrate for manufacturing microsystems
- B81C1/00023—Manufacture or treatment of devices or systems in or on a substrate for manufacturing microsystems without movable or flexible elements
- B81C1/00031—Regular or irregular arrays of nanoscale structures, e.g. etch mask layer
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
- G03F7/0002—Lithographic processes using patterning methods other than those involving the exposure to radiation, e.g. by stamping
-
- 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
- H01L21/31144—Etching the insulating layers by chemical or physical means using masks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B81—MICROSTRUCTURAL TECHNOLOGY
- B81C—PROCESSES OR APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OR TREATMENT OF MICROSTRUCTURAL DEVICES OR SYSTEMS
- B81C2201/00—Manufacture or treatment of microstructural devices or systems
- B81C2201/01—Manufacture or treatment of microstructural devices or systems in or on a substrate
- B81C2201/0101—Shaping material; Structuring the bulk substrate or layers on the substrate; Film patterning
- B81C2201/0147—Film patterning
- B81C2201/0149—Forming nanoscale microstructures using auto-arranging or self-assembling material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B81—MICROSTRUCTURAL TECHNOLOGY
- B81C—PROCESSES OR APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OR TREATMENT OF MICROSTRUCTURAL DEVICES OR SYSTEMS
- B81C2201/00—Manufacture or treatment of microstructural devices or systems
- B81C2201/01—Manufacture or treatment of microstructural devices or systems in or on a substrate
- B81C2201/0198—Manufacture or treatment of microstructural devices or systems in or on a substrate for making a masking layer
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Microelectronics & Electronic Packaging (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Computer Hardware Design (AREA)
- Power Engineering (AREA)
- Nanotechnology (AREA)
- Analytical Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Exposure Of Semiconductors, Excluding Electron Or Ion Beam Exposure (AREA)
- Exposure And Positioning Against Photoresist Photosensitive Materials (AREA)
- Photosensitive Polymer And Photoresist Processing (AREA)
Description
102、202 被加工膜
103、203 レジスト
104、106、204、206 ブロックポリマー層
105、107、205、207 自己組織化パターン
110、210、211 中性化膜
Claims (6)
- 基板上に凹凸を有する物理ガイドを形成する工程と、
前記物理ガイドの凹部に、少なくとも第1セグメント及び第2セグメントを含む第1自己組織化材料層を形成する工程と、
前記第1自己組織化材料層を相分離させ、前記第1セグメントを含む第1領域と前記第2セグメントを含む第2領域とを有する第1自己組織化パターンを形成する工程と、
前記物理ガイドの凸部上及び前記第1自己組織化パターン上に、第3セグメント及び第4セグメントを含む第2自己組織化材料層を形成する工程と、
前記第2自己組織化材料層を相分離させ、前記第3セグメントを含む第3領域と前記第4セグメントを含む第4領域とを有する第2自己組織化パターンを形成する工程と、
を備えるパターン形成方法。 - 前記第1セグメント及び前記第3セグメントは第1ポリマーブロック鎖を含むポリマーと同一のポリマーであることを特徴とする請求項1に記載のパターン形成方法。
- 前記第2セグメント及び前記第4セグメントは第2ポリマーブロック鎖を含むポリマーと同一のポリマーであることを特徴とする請求項2に記載のパターン形成方法。
- 前記第1自己組織化パターンのピッチは、前記第2自己組織化パターンのピッチのn倍(nは自然数)であることを特徴とする請求項1乃至3のいずれかに記載のパターン形成方法。
- 前記第1自己組織化材料層の形成に用いられる溶液の溶媒と、前記第2自己組織化材料層の形成に用いられる溶液の溶媒とは異なることを特徴とする請求項1乃至4のいずれかに記載のパターン形成方法。
- 前記第1自己組織化材料層の形成に用いられる溶液は熱架橋剤を含むことを特徴とする請求項1乃至5のいずれかに記載のパターン形成方法。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012197467A JP5758363B2 (ja) | 2012-09-07 | 2012-09-07 | パターン形成方法 |
US13/784,620 US9279191B2 (en) | 2012-09-07 | 2013-03-04 | Pattern forming method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012197467A JP5758363B2 (ja) | 2012-09-07 | 2012-09-07 | パターン形成方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2014053476A JP2014053476A (ja) | 2014-03-20 |
JP5758363B2 true JP5758363B2 (ja) | 2015-08-05 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012197467A Expired - Fee Related JP5758363B2 (ja) | 2012-09-07 | 2012-09-07 | パターン形成方法 |
Country Status (2)
Country | Link |
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US (1) | US9279191B2 (ja) |
JP (1) | JP5758363B2 (ja) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8859433B2 (en) * | 2013-03-11 | 2014-10-14 | International Business Machines Corporation | DSA grapho-epitaxy process with etch stop material |
US8853085B1 (en) * | 2013-04-23 | 2014-10-07 | International Business Machines Corporation | Grapho-epitaxy DSA process with dimension control of template pattern |
FR3017475B1 (fr) * | 2014-02-12 | 2016-03-04 | Commissariat Energie Atomique | Procede de determination d'un motif d'auto-assemblage d'un copolymere a blocs |
JP6347148B2 (ja) * | 2014-05-08 | 2018-06-27 | Jsr株式会社 | パターン形成用組成物及びパターン形成方法 |
US9558310B2 (en) * | 2015-05-28 | 2017-01-31 | International Business Machines Corporation | Method and system for template pattern optimization for DSA patterning using graphoepitaxy |
FR3037070B1 (fr) * | 2015-06-02 | 2019-05-31 | Arkema France | Procede de controle de l'energie de surface a l'interface entre un copolymere a blocs et un autre compose |
FR3037071B1 (fr) * | 2015-06-02 | 2019-06-21 | Arkema France | Procede de reduction de la defectivite d'un film de copolymere a blocs |
US10056265B2 (en) | 2016-03-18 | 2018-08-21 | Taiwan Semiconductor Manufacturing Co., Ltd. | Directed self-assembly process with size-restricted guiding patterns |
US9905466B2 (en) * | 2016-06-28 | 2018-02-27 | Taiwan Semiconductor Manufacturing Company, Ltd. | Wafer partitioning method and device formed |
KR102629208B1 (ko) | 2016-09-22 | 2024-01-29 | 삼성전자주식회사 | 반도체 소자 및 이의 제조 방법 |
CN108400085B (zh) * | 2017-02-06 | 2019-11-19 | 联华电子股份有限公司 | 形成半导体元件图案的方法 |
KR20200040668A (ko) * | 2018-10-10 | 2020-04-20 | 제이에스알 가부시끼가이샤 | 패턴 형성 방법 및 패턴화된 기판 |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
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US7579278B2 (en) * | 2006-03-23 | 2009-08-25 | Micron Technology, Inc. | Topography directed patterning |
JP4921023B2 (ja) | 2006-04-21 | 2012-04-18 | キヤノン株式会社 | 投射型表示装置および投射型表示装置の制御方法およびプログラム |
JP4673266B2 (ja) * | 2006-08-03 | 2011-04-20 | 日本電信電話株式会社 | パターン形成方法及びモールド |
US7964107B2 (en) * | 2007-02-08 | 2011-06-21 | Micron Technology, Inc. | Methods using block copolymer self-assembly for sub-lithographic patterning |
US8083953B2 (en) | 2007-03-06 | 2011-12-27 | Micron Technology, Inc. | Registered structure formation via the application of directed thermal energy to diblock copolymer films |
US7959975B2 (en) * | 2007-04-18 | 2011-06-14 | Micron Technology, Inc. | Methods of patterning a substrate |
US8207028B2 (en) * | 2008-01-22 | 2012-06-26 | International Business Machines Corporation | Two-dimensional patterning employing self-assembled material |
US8114300B2 (en) | 2008-04-21 | 2012-02-14 | Micron Technology, Inc. | Multi-layer method for formation of registered arrays of cylindrical pores in polymer films |
JP5178401B2 (ja) * | 2008-08-29 | 2013-04-10 | 株式会社日立製作所 | 微細構造を有する高分子薄膜およびパターン基板の製造方法 |
US8114306B2 (en) | 2009-05-22 | 2012-02-14 | International Business Machines Corporation | Method of forming sub-lithographic features using directed self-assembly of polymers |
JP2011243655A (ja) | 2010-05-14 | 2011-12-01 | Hitachi Ltd | 高分子薄膜、パターン媒体、及びこれらの製造方法、並びに表面改質材料 |
JP2012004434A (ja) | 2010-06-18 | 2012-01-05 | Toshiba Corp | パターン形成方法およびパターン形成装置 |
JP2012005939A (ja) | 2010-06-23 | 2012-01-12 | Toshiba Corp | パターン形成方法 |
JP5300799B2 (ja) * | 2010-07-28 | 2013-09-25 | 株式会社東芝 | パターン形成方法及びポリマーアロイ下地材料 |
JP5542766B2 (ja) * | 2011-09-26 | 2014-07-09 | 株式会社東芝 | パターン形成方法 |
JP2013201279A (ja) * | 2012-03-23 | 2013-10-03 | Toshiba Corp | 半導体装置の製造方法 |
JP5458136B2 (ja) * | 2012-03-28 | 2014-04-02 | 株式会社東芝 | パターン形成方法およびインプリントモールド製造方法 |
JP5764102B2 (ja) * | 2012-09-05 | 2015-08-12 | 株式会社東芝 | パターン形成方法 |
-
2012
- 2012-09-07 JP JP2012197467A patent/JP5758363B2/ja not_active Expired - Fee Related
-
2013
- 2013-03-04 US US13/784,620 patent/US9279191B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2014053476A (ja) | 2014-03-20 |
US9279191B2 (en) | 2016-03-08 |
US20140069325A1 (en) | 2014-03-13 |
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