JP7283374B2 - 化学増幅レジスト材料及びパターン形成方法 - Google Patents

化学増幅レジスト材料及びパターン形成方法 Download PDF

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Publication number
JP7283374B2
JP7283374B2 JP2019231242A JP2019231242A JP7283374B2 JP 7283374 B2 JP7283374 B2 JP 7283374B2 JP 2019231242 A JP2019231242 A JP 2019231242A JP 2019231242 A JP2019231242 A JP 2019231242A JP 7283374 B2 JP7283374 B2 JP 7283374B2
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group
carbon atoms
resist material
atom
acid
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JP2020122957A5 (enExample
JP2020122957A (ja
Inventor
潤 畠山
敬之 藤原
正樹 大橋
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Shin-Etsu Chemical Co Ltd
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Shin-Etsu Chemical Co Ltd
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    • 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
    • G03F7/004—Photosensitive materials
    • 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
    • G03F7/004—Photosensitive materials
    • G03F7/0045—Photosensitive materials with organic non-macromolecular light-sensitive compounds not otherwise provided for, e.g. dissolution inhibitors
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C49/00—Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
    • C07C49/04—Saturated compounds containing keto groups bound to acyclic carbon atoms
    • C07C49/175—Saturated compounds containing keto groups bound to acyclic carbon atoms containing ether groups, groups, groups, or groups
    • 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
    • G03F7/004—Photosensitive materials
    • G03F7/027—Non-macromolecular photopolymerisable compounds having carbon-to-carbon double bonds, e.g. ethylenic compounds
    • G03F7/032—Non-macromolecular photopolymerisable compounds having carbon-to-carbon double bonds, e.g. ethylenic compounds with binders
    • G03F7/033—Non-macromolecular photopolymerisable compounds having carbon-to-carbon double bonds, e.g. ethylenic compounds with binders the binders being polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. vinyl polymers
    • 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
    • G03F7/004—Photosensitive materials
    • G03F7/038—Macromolecular compounds which are rendered insoluble or differentially wettable
    • G03F7/0382—Macromolecular compounds which are rendered insoluble or differentially wettable the macromolecular compound being present in a chemically amplified negative photoresist composition
    • 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
    • G03F7/004—Photosensitive materials
    • G03F7/039—Macromolecular compounds which are photodegradable, e.g. positive electron resists
    • G03F7/0392—Macromolecular compounds which are photodegradable, e.g. positive electron resists the macromolecular compound being present in a chemically amplified positive photoresist composition
    • 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
    • G03F7/004—Photosensitive materials
    • G03F7/039—Macromolecular compounds which are photodegradable, e.g. positive electron resists
    • G03F7/0392—Macromolecular compounds which are photodegradable, e.g. positive electron resists the macromolecular compound being present in a chemically amplified positive photoresist composition
    • G03F7/0397—Macromolecular compounds which are photodegradable, e.g. positive electron resists the macromolecular compound being present in a chemically amplified positive photoresist composition the macromolecular compound having an alicyclic moiety in a side chain
    • 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
    • G03F7/20—Exposure; Apparatus therefor
    • G03F7/2002—Exposure; Apparatus therefor with visible light or UV light, through an original having an opaque pattern on a transparent support, e.g. film printing, projection printing; by reflection of visible or UV light from an original such as a printed image
    • G03F7/2004—Exposure; Apparatus therefor with visible light or UV light, through an original having an opaque pattern on a transparent support, e.g. film printing, projection printing; by reflection of visible or UV light from an original such as a printed image characterised by the use of a particular light source, e.g. fluorescent lamps or deep UV light
    • 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
    • G03F7/20—Exposure; Apparatus therefor
    • G03F7/2051—Exposure without an original mask, e.g. using a programmed deflection of a point source, by scanning, by drawing with a light beam, using an addressed light or corpuscular source
    • G03F7/2053—Exposure without an original mask, e.g. using a programmed deflection of a point source, by scanning, by drawing with a light beam, using an addressed light or corpuscular source using a laser
    • 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
    • G03F7/26—Processing photosensitive materials; Apparatus therefor

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Optics & Photonics (AREA)
  • Materials For Photolithography (AREA)
  • Exposure And Positioning Against Photoresist Photosensitive Materials (AREA)
  • Hydrogenated Pyridines (AREA)
  • Pyrrole Compounds (AREA)
  • Steroid Compounds (AREA)
  • Nitrogen- Or Sulfur-Containing Heterocyclic Ring Compounds With Rings Of Six Or More Members (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
JP2019231242A 2019-01-29 2019-12-23 化学増幅レジスト材料及びパターン形成方法 Active JP7283374B2 (ja)

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JP2019012754 2019-01-29

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JP2020122957A JP2020122957A (ja) 2020-08-13
JP2020122957A5 JP2020122957A5 (enExample) 2021-04-01
JP7283374B2 true JP7283374B2 (ja) 2023-05-30

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US (1) US11281101B2 (enExample)
JP (1) JP7283374B2 (enExample)
KR (1) KR102382933B1 (enExample)
TW (1) TWI717197B (enExample)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7283372B2 (ja) * 2019-01-25 2023-05-30 信越化学工業株式会社 化学増幅レジスト材料及びパターン形成方法
JP7268615B2 (ja) * 2019-02-27 2023-05-08 信越化学工業株式会社 レジスト材料及びパターン形成方法
JP7334683B2 (ja) 2019-08-02 2023-08-29 信越化学工業株式会社 ポジ型レジスト材料及びパターン形成方法
JP7334684B2 (ja) 2019-08-02 2023-08-29 信越化学工業株式会社 レジスト材料及びパターン形成方法
JP7351257B2 (ja) * 2019-08-14 2023-09-27 信越化学工業株式会社 レジスト材料及びパターン形成方法
JP7354954B2 (ja) 2019-09-04 2023-10-03 信越化学工業株式会社 レジスト材料及びパターン形成方法
JP7588465B2 (ja) * 2019-12-25 2024-11-22 東京応化工業株式会社 レジスト組成物及びレジストパターン形成方法
US11740555B2 (en) * 2020-03-05 2023-08-29 Sumitomo Chemical Company, Limited Resist composition and method for producing resist pattern
JP7622544B2 (ja) 2020-05-18 2025-01-28 信越化学工業株式会社 化学増幅ポジ型レジスト材料及びパターン形成方法
JP7537369B2 (ja) * 2020-06-18 2024-08-21 信越化学工業株式会社 レジスト材料及びパターン形成方法
JP7537368B2 (ja) 2020-06-18 2024-08-21 信越化学工業株式会社 レジスト材料及びパターン形成方法
JP7414032B2 (ja) * 2020-06-25 2024-01-16 信越化学工業株式会社 レジスト材料及びパターン形成方法
US12001139B2 (en) * 2020-08-04 2024-06-04 Shin-Etsu Chemical Co., Ltd. Resist composition and patterning process
JP7484846B2 (ja) 2020-09-28 2024-05-16 信越化学工業株式会社 分子レジスト組成物及びパターン形成方法
JP7878974B2 (ja) * 2021-09-01 2026-06-23 住友化学株式会社 カルボン酸塩、カルボン酸発生剤、レジスト組成物及びレジストパターンの製造方法
JP7757911B2 (ja) * 2021-10-07 2025-10-22 信越化学工業株式会社 ポジ型レジスト材料及びパターン形成方法
JP7757914B2 (ja) * 2021-10-20 2025-10-22 信越化学工業株式会社 レジスト材料及びパターン形成方法
JP7838440B2 (ja) * 2021-10-21 2026-04-01 信越化学工業株式会社 レジスト材料及びパターン形成方法
JP7823536B2 (ja) 2021-11-02 2026-03-04 信越化学工業株式会社 分子レジスト組成物及びパターン形成方法
JP7666365B2 (ja) * 2022-03-11 2025-04-22 信越化学工業株式会社 レジスト材料及びパターン形成方法
JP7848700B2 (ja) * 2022-06-27 2026-04-21 信越化学工業株式会社 化学増幅レジスト材料及びパターン形成方法
JP7651052B1 (ja) * 2024-03-11 2025-03-25 東京応化工業株式会社 レジスト組成物、レジストパターン形成方法、及び光酸発生剤

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017219836A (ja) 2016-06-07 2017-12-14 信越化学工業株式会社 レジスト材料及びパターン形成方法
JP2018049264A (ja) 2016-09-20 2018-03-29 信越化学工業株式会社 レジスト材料及びパターン形成方法
JP2018097356A (ja) 2016-12-14 2018-06-21 住友化学株式会社 レジスト組成物及びレジストパターンの製造方法

Family Cites Families (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3751518B2 (ja) 1999-10-29 2006-03-01 信越化学工業株式会社 化学増幅レジスト組成物
JP4320520B2 (ja) 2000-11-29 2009-08-26 信越化学工業株式会社 レジスト材料及びパターン形成方法
JP4044741B2 (ja) 2001-05-31 2008-02-06 信越化学工業株式会社 レジスト材料及びパターン形成方法
US7459261B2 (en) * 2005-01-06 2008-12-02 Shin-Etsu Chemical Co., Ltd. Resist composition and patterning process using the same
JP2008066011A (ja) 2006-09-05 2008-03-21 Funai Electric Co Ltd リモートコントローラ
WO2008066011A1 (fr) 2006-11-28 2008-06-05 Jsr Corporation Composition de résine sensible au rayonnement positif et procédé de formation de motif
JP4466881B2 (ja) * 2007-06-06 2010-05-26 信越化学工業株式会社 フォトマスクブランク、レジストパターンの形成方法、及びフォトマスクの製造方法
JP5537920B2 (ja) * 2009-03-26 2014-07-02 富士フイルム株式会社 感活性光線性又は感放射線性樹脂組成物、これを用いたレジスト膜、及び、パターン形成方法
TWI497212B (zh) * 2009-09-16 2015-08-21 富士軟片股份有限公司 感光化射線或感放射線樹脂組成物及使用該組成物之圖案形成方法
CN102549496B (zh) * 2009-10-16 2014-11-26 夏普株式会社 放射线敏感性树脂组合物以及层间绝缘膜的形成方法
JP2011215414A (ja) * 2010-03-31 2011-10-27 Fujifilm Corp 感活性光線性又は感放射線性樹脂組成物、及びそれを用いたパターン形成方法
JP5884521B2 (ja) * 2011-02-09 2016-03-15 信越化学工業株式会社 パターン形成方法
JP5445488B2 (ja) * 2011-02-28 2014-03-19 信越化学工業株式会社 化学増幅ネガ型レジスト組成物及びパターン形成方法
JP5894953B2 (ja) * 2012-07-27 2016-03-30 富士フイルム株式会社 感活性光線性又は感放射線性樹脂組成物、それを用いたレジスト膜、パターン形成方法、及び電子デバイスの製造方法
US10345700B2 (en) * 2014-09-08 2019-07-09 International Business Machines Corporation Negative-tone resist compositions and multifunctional polymers therein
WO2016076205A1 (ja) * 2014-11-14 2016-05-19 Jsr株式会社 感放射線性樹脂組成物、表示素子用硬化膜、表示素子用硬化膜の形成方法及び表示素子
TWI712860B (zh) * 2015-02-26 2020-12-11 日商富士軟片股份有限公司 圖案形成方法、電子元件的製造方法及有機溶劑顯影用感光化射線性或感放射線性樹脂組成物
JP6451469B2 (ja) * 2015-04-07 2019-01-16 信越化学工業株式会社 フォトマスクブランク、レジストパターン形成方法、及びフォトマスクの製造方法
EP3081988B1 (en) * 2015-04-07 2017-08-16 Shin-Etsu Chemical Co., Ltd. Negative resist composition and pattern forming process
WO2018042956A1 (ja) * 2016-08-30 2018-03-08 富士フイルム株式会社 パターン形成方法、感活性光線性又は感放射線性樹脂組成物、感活性光線性又は感放射線性膜、及び、電子デバイスの製造方法
JP7081118B2 (ja) * 2016-11-18 2022-06-07 信越化学工業株式会社 化学増幅レジスト材料及びパターン形成方法
JP7156199B2 (ja) * 2018-08-09 2022-10-19 信越化学工業株式会社 レジスト材料及びパターン形成方法
JP7156205B2 (ja) * 2018-08-29 2022-10-19 信越化学工業株式会社 レジスト材料及びパターン形成方法
JP7238743B2 (ja) * 2018-12-18 2023-03-14 信越化学工業株式会社 レジスト材料及びパターン形成方法
JP7283372B2 (ja) * 2019-01-25 2023-05-30 信越化学工業株式会社 化学増幅レジスト材料及びパターン形成方法
JP7268615B2 (ja) * 2019-02-27 2023-05-08 信越化学工業株式会社 レジスト材料及びパターン形成方法
JP7276180B2 (ja) * 2019-02-27 2023-05-18 信越化学工業株式会社 レジスト材料及びパターン形成方法
JP7494731B2 (ja) * 2020-02-04 2024-06-04 信越化学工業株式会社 ポジ型レジスト材料及びパターン形成方法

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017219836A (ja) 2016-06-07 2017-12-14 信越化学工業株式会社 レジスト材料及びパターン形成方法
JP2018049264A (ja) 2016-09-20 2018-03-29 信越化学工業株式会社 レジスト材料及びパターン形成方法
JP2018097356A (ja) 2016-12-14 2018-06-21 住友化学株式会社 レジスト組成物及びレジストパターンの製造方法

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Publication number Publication date
US11281101B2 (en) 2022-03-22
TW202034078A (zh) 2020-09-16
US20200241414A1 (en) 2020-07-30
TWI717197B (zh) 2021-01-21
KR102382933B1 (ko) 2022-04-04
KR20200094114A (ko) 2020-08-06
JP2020122957A (ja) 2020-08-13

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