KR102029693B1 - 오버코트 조성물 및 포토리소그래피 방법 - Google Patents
오버코트 조성물 및 포토리소그래피 방법 Download PDFInfo
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- KR102029693B1 KR102029693B1 KR1020180040967A KR20180040967A KR102029693B1 KR 102029693 B1 KR102029693 B1 KR 102029693B1 KR 1020180040967 A KR1020180040967 A KR 1020180040967A KR 20180040967 A KR20180040967 A KR 20180040967A KR 102029693 B1 KR102029693 B1 KR 102029693B1
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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
- G03F7/09—Photosensitive materials characterised by structural details, e.g. supports, auxiliary layers
- G03F7/11—Photosensitive materials characterised by structural details, e.g. supports, auxiliary layers having cover layers or intermediate layers, e.g. subbing layers
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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
- C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
- C09D133/04—Homopolymers or copolymers of esters
- C09D133/06—Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, the oxygen atom being present only as part of the carboxyl radical
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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
- G03F7/0035—Multiple processes, e.g. applying a further resist layer on an already in a previously step, processed pattern or textured surface
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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
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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
- G03F7/027—Non-macromolecular photopolymerisable compounds having carbon-to-carbon double bonds, e.g. ethylenic compounds
- G03F7/028—Non-macromolecular photopolymerisable compounds having carbon-to-carbon double bonds, e.g. ethylenic compounds with photosensitivity-increasing substances, e.g. photoinitiators
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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
- 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
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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
- 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
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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
- 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
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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
- G03F7/09—Photosensitive materials characterised by structural details, e.g. supports, auxiliary layers
- G03F7/091—Photosensitive materials characterised by structural details, e.g. supports, auxiliary layers characterised by antireflection means or light filtering or absorbing means, e.g. anti-halation, contrast enhancement
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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
- G03F7/09—Photosensitive materials characterised by structural details, e.g. supports, auxiliary layers
- G03F7/095—Photosensitive materials characterised by structural details, e.g. supports, auxiliary layers having more than one photosensitive layer
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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
- G03F7/20—Exposure; Apparatus therefor
- G03F7/2041—Exposure; Apparatus therefor in the presence of a fluid, e.g. immersion; using fluid cooling means
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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
- G03F7/26—Processing photosensitive materials; Apparatus therefor
- G03F7/30—Imagewise removal using liquid means
- G03F7/32—Liquid compositions therefor, e.g. developers
- G03F7/325—Non-aqueous compositions
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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
- G03F7/26—Processing photosensitive materials; Apparatus therefor
- G03F7/38—Treatment before imagewise removal, e.g. prebaking
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- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Architecture (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Materials Engineering (AREA)
- Materials For Photolithography (AREA)
- Exposure And Positioning Against Photoresist Photosensitive Materials (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Exposure Of Semiconductors, Excluding Electron Or Ion Beam Exposure (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
Abstract
Description
Claims (17)
- 포토레지스트 층 위에 층을 형성하는데 사용하기 위한 조성물로서,
상기 조성물이 제1 폴리머 및 제2 폴리머를 포함하며,
(a) 상기 제1 폴리머가,
(i) 산 불안정한 그룹을 포함하는 질소-함유 모이어티를 포함한 제1 단위;
(ii) (1) 하나 이상의 소수성 그룹을 포함하고, (2) 상기 제1 단위와 구별되는 제2 단위; 및
(iii) (1) 하나 이상의 소수성 그룹을 포함하고, (2) 상기 제1 단위 및 상기 제2 단위와 구별되는 제3 단위;를 포함하고,
여기서, 상기 제2 단위 및 상기 제3 단위의 하나 이상의 소수성 그룹이 각각 3개 이상의 탄소 원자를 포함하며,
(b) 상기 제2 폴리머가 (1) 산 불안정한 그룹을 포함하고, (2) 상기 제1 폴리머와 구별되고,
상기 제1 폴리머가, 조성물의 총 고형물에 기반하여 0.5 내지 5 중량%의 양으로 조성물에 존재하는,
조성물. - 청구항 1에 있어서, 상기 질소-함유 모이어티가 산의 존재하에서 탈보호될 수 있는, 조성물.
- 청구항 1에 있어서, 상기 질소-함유 모이어티가 카바메이트인, 조성물.
- 청구항 1에 있어서, 상기 제1 단위가 소수성 그룹을 추가로 포함하는, 조성물.
- 청구항 1에 있어서, 상기 제1 단위가, 3개 이상의 탄소 원자를 가지며 임의로 치환된 알킬을 추가로 포함하는, 조성물.
- 청구항 1에 있어서, 상기 제1 단위가, 4개 이상의 탄소 원자를 가지며 임의로 치환된 알킬을 추가로 포함하는, 조성물.
- 청구항 1에 있어서, 상기 제1 단위가, 5개 이상의 탄소 원자를 가지며 임의로 치환된 알킬을 추가로 포함하는, 조성물.
- 삭제
- 청구항 1에 있어서, 상기 제1 폴리머가, 조성물의 총 고형물에 기반하여 1 내지 3 중량%의 양으로 조성물에 존재하는, 조성물.
- 청구항 1에 있어서, 산 발생제 화합물을 함유하지 않는, 조성물.
- 청구항 1에 있어서, 상기 제2 단위 및 상기 제3 단위가 각각 5개 이상의 탄소 원자를 가지는 소수성 그룹을 포함하는, 조성물.
- 청구항 1에 있어서, 상기 제2 단위 및 상기 제3 단위가 각각 6개 이상의 탄소 원자를 가지는 소수성 그룹을 포함하는, 조성물.
- 청구항 1에 있어서, 상기 제2 단위 및 상기 제3 단위가 각각 8개 이상의 탄소 원자를 가지는 소수성 그룹을 포함하는, 조성물.
- (a) 포토레지스트 조성물의 층을 기판상에 도포하는 단계;
(b) 상기 포토레지스트 조성물 층 위에, 청구항 1 내지 청구항 7 및 청구항 9 내지 청구항 13 중 어느 한 항의 조성물의 층을 도포하여 탑코트 층을 형성하는 단계;
(c) 상기 탑코트 층 및 포토레지스트 조성물 층을 활성 방사선에 패턴방식(patternwise)으로 노광시키는 단계; 및
(d) 상기 노광된 포토레지스트 조성물 층을 현상시켜 포토레지스트 릴리프 이미지를 제공하는 단계;를 포함하는,
포토레지스트 조성물을 처리하는 방법. - 청구항 14에 있어서, 상기 탑코트 층의 제1 폴리머의 질소-함유 모이어티의 산 불안정한 그룹이 현상 전에 노광 및 노광-후 열처리 동안 반응하여 상기 제1 폴리머에 연결된 아민을 제공하는, 방법.
- 청구항 14에 있어서, 상기 노광된 포토레지스트 조성물 층 및 탑코트 층이, 상기 포토레지스트 조성물 층의 비노광 영역을 선택적으로 제거하는 유기 용매 조성물로 현상되어 포토레지스트 릴리프 이미지를 제공하는, 방법.
- 포토레지스트 조성물의 층을 그 위에 갖는 기판; 및
상기 포토레지스트 조성물 층 위에 배치된, 청구항 1 내지 청구항 7 및 청구항 9 내지 청구항 13 중 어느 한 항의 조성물의 층;을 포함하는,
코팅된 기판.
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US201562154946P | 2015-04-30 | 2015-04-30 | |
US62/154,946 | 2015-04-30 |
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KR1020160048417A Division KR101848656B1 (ko) | 2015-04-30 | 2016-04-20 | 오버코트 조성물 및 포토리소그래피 방법 |
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KR1020180040967A Expired - Fee Related KR102029693B1 (ko) | 2015-04-30 | 2018-04-09 | 오버코트 조성물 및 포토리소그래피 방법 |
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US (1) | US10514604B2 (ko) |
JP (2) | JP2016212401A (ko) |
KR (2) | KR101848656B1 (ko) |
CN (1) | CN106094439A (ko) |
TW (1) | TWI671344B (ko) |
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KR20150079487A (ko) * | 2013-12-31 | 2015-07-08 | 롬 앤드 하스 일렉트로닉 머트어리얼즈 엘엘씨 | 포토리소그래피 방법 |
JP7121344B2 (ja) * | 2016-09-15 | 2022-08-18 | 日産化学株式会社 | レジスト下層膜形成組成物 |
TWI686381B (zh) * | 2017-12-31 | 2020-03-01 | 美商羅門哈斯電子材料有限公司 | 光阻劑組合物及方法 |
JP2022104895A (ja) * | 2020-12-30 | 2022-07-12 | ローム アンド ハース エレクトロニック マテリアルズ エルエルシー | フォトレジストトップコート組成物及びパターン形成方法 |
US12313971B2 (en) | 2021-07-06 | 2025-05-27 | Dupont Electronic Materials International, Llc | Coated underlayer for overcoated photoresist |
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JP2014056194A (ja) * | 2012-09-13 | 2014-03-27 | Jsr Corp | 保護膜形成組成物及びネガ型レジストパターン形成方法 |
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US10514604B2 (en) | 2019-12-24 |
KR101848656B1 (ko) | 2018-04-13 |
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JP6641419B2 (ja) | 2020-02-05 |
KR20180041639A (ko) | 2018-04-24 |
TW201638226A (zh) | 2016-11-01 |
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