KR100994899B1 - 레지스트 하층막 재료 및 패턴 형성 방법 - Google Patents
레지스트 하층막 재료 및 패턴 형성 방법 Download PDFInfo
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- KR100994899B1 KR100994899B1 KR1020040037711A KR20040037711A KR100994899B1 KR 100994899 B1 KR100994899 B1 KR 100994899B1 KR 1020040037711 A KR1020040037711 A KR 1020040037711A KR 20040037711 A KR20040037711 A KR 20040037711A KR 100994899 B1 KR100994899 B1 KR 100994899B1
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
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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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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
- F24F8/15—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering by chemical means
- F24F8/167—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering by chemical means using catalytic reactions
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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
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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
- G03F7/36—Imagewise removal not covered by groups G03F7/30 - G03F7/34, e.g. using gas streams, using plasma
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- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Materials For Photolithography (AREA)
- Photosensitive Polymer And Photoresist Processing (AREA)
- Exposure Of Semiconductors, Excluding Electron Or Ion Beam Exposure (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Abstract
Description
Claims (5)
- 리소그래피에서 사용되는, 기판 상에 레지스트 하층막이 형성되고, 상기 하층막 위에 1층 이상의 포토레지스트 조성물의 레지스트 상층막이 형성되는 다층 레지스트 막의 레지스트 하층막 재료로서, 적어도 하기 화학식 1로 표시되는 반복 단위를 갖는 중합체를 포함하는 것을 특징으로 하는 레지스트 하층막 재료.<화학식 1>식 중, R1 내지 R4는 상호 독립적으로 수소 원자, 수산기, 탄소수 1 내지 10의 알킬기, 탄소수 1 내지 10의 알콕시기, 탄소수 1 내지 10의 알콕시카르보닐기, 탄소수 1 내지 10의 카르복실기, 탄소수 6 내지 10의 아릴기, 탄소수 1 내지 10의 히드록시알킬기, 이소시아네이트기, 글리시딜에테르기 중 어느 하나, 또는 하기 화학식 2로 표시되는 1가의 유기기이고, Z는 지환식 탄화수소기이고, a, b는 양수이다.<화학식 2>식 중, R5, R6은 상호 독립적으로 수소 원자, 탄소수 1 내지 30의 알킬기, 아실기, 탄소수 2 내지 20의 아릴기, 탄소수 3 내지 6의 헤테로환 중 어느 하나이고, R7은 수소 원자 또는 메틸기이다.
- 제1항에 있어서, 상기 레지스트 하층막 재료가 가교제, 산 발생제, 유기 용제 중 어느 하나 이상을 더 함유하는 것을 특징으로 하는 레지스트 하층막 재료.
- 리소그래피에 의해 기판에 패턴을 형성하는 방법으로서, 적어도 제1항 또는 제2항에 기재된 레지스트 하층막 재료를 이용하여 레지스트 하층막을 기판 상에 형성하고, 상기 하층막 위에 1층 이상의 포토레지스트 조성물의 레지스트 상층막을 형성하여 다층 레지스트 막을 형성하며, 이 다층 레지스트 막의 패턴 회로 영역을 노광한 후, 현상액으로 현상하여 레지스트 상층막에 레지스트 패턴을 형성하고, 상기 패턴이 형성된 레지스트 상층막을 마스크로 하여 레지스트 하층막을 에칭하며, 패턴이 형성된 다층 레지스트 막을 마스크로 하여 기판을 에칭하여 기판에 패턴을 형성하는 것을 특징으로 하는 패턴 형성 방법.
- 제3항에 있어서, 상기 레지스트 상층막으로서, 규소 원자를 함유한 것을 사용하고, 상기 레지스트 상층막을 마스크로 한 하층막의 에칭을, 산소 가스를 주체로 하는 건식 에칭으로 행하는 것을 특징으로 하는 패턴 형성 방법.
- 제3항에 있어서, 상기 패턴이 형성된 다층 레지스트 막을 마스크로 한 기판의 에칭을, 프론계 가스, 염소계 가스, 브롬계 가스 중 어느 하나를 주체로 하는 건식 에칭으로 행하는 것을 특징으로 하는 패턴 형성 방법.
Applications Claiming Priority (2)
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JP2003150350A JP4105036B2 (ja) | 2003-05-28 | 2003-05-28 | レジスト下層膜材料ならびにパターン形成方法 |
JPJP-P-2003-00150350 | 2003-05-28 |
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KR20040103334A KR20040103334A (ko) | 2004-12-08 |
KR100994899B1 true KR100994899B1 (ko) | 2010-11-16 |
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KR1020040037711A KR100994899B1 (ko) | 2003-05-28 | 2004-05-27 | 레지스트 하층막 재료 및 패턴 형성 방법 |
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US (1) | US7476485B2 (ko) |
JP (1) | JP4105036B2 (ko) |
KR (1) | KR100994899B1 (ko) |
TW (1) | TWI286672B (ko) |
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- 2004-05-27 KR KR1020040037711A patent/KR100994899B1/ko active IP Right Grant
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JP4105036B2 (ja) | 2008-06-18 |
US20040241577A1 (en) | 2004-12-02 |
US7476485B2 (en) | 2009-01-13 |
JP2004354554A (ja) | 2004-12-16 |
TW200500799A (en) | 2005-01-01 |
TWI286672B (en) | 2007-09-11 |
KR20040103334A (ko) | 2004-12-08 |
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