KR100881831B1 - 리소그래피용 갭-필재 형성 조성물 - Google Patents
리소그래피용 갭-필재 형성 조성물 Download PDFInfo
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- KR100881831B1 KR100881831B1 KR1020087004105A KR20087004105A KR100881831B1 KR 100881831 B1 KR100881831 B1 KR 100881831B1 KR 1020087004105 A KR1020087004105 A KR 1020087004105A KR 20087004105 A KR20087004105 A KR 20087004105A KR 100881831 B1 KR100881831 B1 KR 100881831B1
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- C09D125/18—Homopolymers or copolymers of aromatic monomers containing elements other than carbon and hydrogen
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- C08L25/00—Compositions of, 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 an aromatic carbocyclic ring; Compositions of derivatives of such polymers
- C08L25/18—Homopolymers or copolymers of aromatic monomers containing elements other than carbon and hydrogen
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- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
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- 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
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- 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
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- G—PHYSICS
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- 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
- G03F7/0046—Photosensitive materials with perfluoro compounds, e.g. for dry lithography
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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
- G03F7/09—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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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S430/00—Radiation imagery chemistry: process, composition, or product thereof
- Y10S430/1053—Imaging affecting physical property or radiation sensitive material, or producing nonplanar or printing surface - process, composition, or product: radiation sensitive composition or product or process of making binder containing
- Y10S430/1055—Radiation sensitive composition or product or process of making
- Y10S430/106—Binder containing
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S430/00—Radiation imagery chemistry: process, composition, or product thereof
- Y10S430/1053—Imaging affecting physical property or radiation sensitive material, or producing nonplanar or printing surface - process, composition, or product: radiation sensitive composition or product or process of making binder containing
- Y10S430/1055—Radiation sensitive composition or product or process of making
- Y10S430/106—Binder containing
- Y10S430/111—Polymer of unsaturated acid or ester
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Abstract
Description
막두께(단위: nm) | 평탄화율(단위: %) | |||||
Iso | Dense | Bias | Iso | Dense | Bias | |
실시예 1 | 190 | 80 | 110 | 98 | 93 | 5 |
실시예 2 | 200 | 100 | 100 | 96 | 91 | 5 |
실시예 3 | 180 | 90 | 90 | 98 | 94 | 4 |
실시예 4 | 180 | 100 | 80 | 89 | 81 | 8 |
비교예 1 | 200 | 80 | 120 | 84 | 53 | 31 |
계수 H | 폴리머 용액 점도 (단위: mPa·s) | 평탄화율(단위: %) | |||
Iso | Dense | Bias | |||
실시예 1 | 0. 041 | 15 | 98 | 93 | 5 |
실시예 2 | 0. 041 | 15 | 96 | 91 | 5 |
실시예 3 | 0. 029 | 8 | 98 | 94 | 4 |
실시예 5 | 0. 046 | 21 | 98 | 97 | 1 |
실시예 6 | 0. 053 | 32 | 89 | 84 | 5 |
비교예 2 | 0. 069 | 98 | 88 | 72 | 15 |
비교예 3 | 0. 079 | 225 | 82 | 51 | 31 |
평탄화율(단위: %) | |||
Iso | Dense | Bias | |
실시예 7 | 97 | 94 | 3 |
실시예 8 | 96 | 91 | 5 |
실시예 9 | 97 | 95 | 2 |
실시예 10 | 91 | 73 | 18 |
실시예 11 | 90 | 60 | 30 |
비교예 4 | 87 | 32 | 55 |
비교예 5 | 89 | 45 | 44 |
Claims (4)
- 갭-필재 형성 물질을 형성하기 위하여 기판에 조성물을 도포시키는 방법으로서, 상기 조성물은폴리머와 용매로 이루어진 폴리머 용액; 상기 폴리머용액은 [점도(mPas)의 로그 변화]/[고형분 농도(중량%)의 변화]로 나타나는 계수 H가 0.046 이하이고, 또한 고형분 농도 25중량%에서 측정한 점도가 1∼80 mPas이며,적어도 두 개의 가교 형성 관능기를 갖는 가교제; 및가교 촉매를 포함하며,상기 용매는 두 개 또는 그 이상의 용매를 포함하고 145∼220℃인 비점을 갖는 고비점 용매를 20 내지 80중량% 함유하며, 전체 용매를 기초로 상기 폴리머의 유리전이온도보다 10℃이상 높은 비점을 가지며,상기 방법은,높이/직경으로 나타내는 어스펙트비가 1이상인 홀을 갖는 기판에 상기 조성물을 도포하는 단계, 및상기 조성물을 건조하여 상기 기판상에 평탄화된 충전층을 형성시키는 단계를 포함하며,상기 폴리머는 하기 화학식 1로 표시되는 반복 단위를 포함하는 호모폴리머 또는 코폴리머이고,화학식 1상기 식에서, R1 및 R2는 각각 독립하여, 수소 원자, 메틸기, 불소 원자, 염소 원자, 브롬 원자 또는 시아노기, 또는 화학식 1로 표시되는 반복 단위와 측쇄에 방향족 부분 또는 카르본산에스테르 부분을 포함하는 비닐기인 반복 단위로 이루어지는 코폴리머이며, 여기서 상기 폴리머의 중량 평균 분자량은 500 내지 30000이고,상기 화학식 1로 표시되는 반복 단위가 폴리머 중의 전체 반복 단위수에 기초하여 20%이상 존재하는 것을 특징으로 하는 갭-필재 형성 물질을 형성하기 위하여 기판에 조성물을 도포시키는 방법.
- 제1항에 있어서, 상기 가교제는 메톡시메틸화글리콜우릴(glycoluril) 화합물 또는 메톡시메틸화멜라민 화합물인 것을 특징으로 하는 방법.
- 제1항에 있어서, 상기 가교 촉매는 p-톨루엔설폰산 또는 피리듐 p-톨루엔설폰산인 것을 특징으로 하는 방법.
- 기판상에 화상을 전사하고 집적회로 소자를 형성하는 반도체 장치의 제조방법으로서, 상기 방법은(A)공정: 높이/직경으로 나타내는 어스펙트비가 1이상인 홀을 갖는 기판에 갭-필재 물질을 도포하는 공정;상기 갭-필재 물질은폴리머와 용매로 이루어진 폴리머 용액; 상기 폴리머용액은 [점도(mPas)의 로그 변화]/[고형분 농도(중량%)의 변화]로 나타나는 계수 H가 0.046 이하이고, 또한 고형분 농도 25중량%에서 측정한 점도가 1∼80 mPas이고,적어도 두 개의 가교 형성 관능기를 갖는 가교제; 및가교 촉매를 포함하며,(B)공정: 상기 폴리머 용액을 건조하여 상기 기판상에 갭-필재 물질을 포함하는 평탄화된 충전층을 형성하는 공정;(C)공정: 상기 평탄화된 충전층 상에 반사방지막을 형성시키는 공정;(D)공정: 상기 반사 방지막에 레지스트를 도포하는 공정; 및(F)공정: 상기 기판 상에서 노광, 현상, 및 에칭하는 공정을 포함하고,상기 용매는 두 개 또는 그 이상의 용매를 포함하고 145∼220℃인 비점을 갖는 고비점 용매를 20 내지 80중량% 함유하며, 전체 용매를 기초로 상기 폴리머의 유리전이온도보다 10℃이상 높은 비점을 가지며,상기 폴리머는 호모폴리머 또는 코폴리머이며 하기 화학식 1로 표시되는 반복 단위를 포함하고,화학식 1상기 식에서, R1 및 R2는 각각 독립하여, 수소 원자, 메틸기, 불소 원자, 염소 원자, 브롬 원자 또는 시아노기, 또는 화학식 1로 표시되는 반복 단위와 측쇄에 방향족 부분 또는 카르본산에스테르 부분을 포함하는 비닐기인 반복 단위로 이루어지는 코폴리머이며, 여기서 상기 폴리머의 중량 평균 분자량은 500 내지 30000이고,상기 화학식 1로 표시되는 반복 단위가 폴리머 중의 전체 반복 단위수에 기초하여 20%이상 존재하는 것을 특징으로 하는, 기판상에 화상을 전사하고 집적회로 소자를 형성하는 반도체 장치의 제조방법.
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
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JP2000210844 | 2000-07-12 | ||
JPJP-P-2000-00210844 | 2000-07-12 | ||
JPJP-P-2000-00298044 | 2000-09-29 | ||
JP2000298044 | 2000-09-29 | ||
JPJP-P-2001-00167701 | 2001-06-04 | ||
JP2001167701 | 2001-06-04 |
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KR1020037000282A Division KR100820012B1 (ko) | 2000-07-12 | 2001-07-12 | 리소그래피용 갭-필재 형성 조성물 |
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KR20080028497A KR20080028497A (ko) | 2008-03-31 |
KR100881831B1 true KR100881831B1 (ko) | 2009-02-03 |
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KR1020037000282A Expired - Lifetime KR100820012B1 (ko) | 2000-07-12 | 2001-07-12 | 리소그래피용 갭-필재 형성 조성물 |
KR1020087004105A Expired - Lifetime KR100881831B1 (ko) | 2000-07-12 | 2001-07-12 | 리소그래피용 갭-필재 형성 조성물 |
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KR1020037000282A Expired - Lifetime KR100820012B1 (ko) | 2000-07-12 | 2001-07-12 | 리소그래피용 갭-필재 형성 조성물 |
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US (1) | US7517633B2 (ko) |
EP (1) | EP1315045B1 (ko) |
JP (1) | JP4654544B2 (ko) |
KR (3) | KR100875802B1 (ko) |
CN (1) | CN100367111C (ko) |
TW (1) | TWI224239B (ko) |
WO (1) | WO2002005035A1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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KR20190013969A (ko) * | 2016-05-30 | 2019-02-11 | 에이제트 일렉트로닉 머티어리얼스 (룩셈부르크) 에스.에이.알.엘. | 갭 충전 조성물 및 중합체를 함유하는 조성물을 이용한 패턴의 형성 방법 |
Families Citing this family (68)
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CN100526983C (zh) * | 2002-02-19 | 2009-08-12 | 日产化学工业株式会社 | 形成防反射膜的组合物 |
JP2004101794A (ja) * | 2002-09-09 | 2004-04-02 | Toray Ind Inc | 半導体装置用平坦化組成物 |
JP4487489B2 (ja) * | 2002-09-20 | 2010-06-23 | 三菱電機株式会社 | 埋込材およびこの埋込材を用いた半導体集積回路の製造方法 |
US7361718B2 (en) | 2002-12-26 | 2008-04-22 | Nissan Chemical Industries, Ltd. | Alkali-soluble gap fill material forming composition for lithography |
EP1598703A4 (en) * | 2003-02-21 | 2006-04-26 | Nissan Chemical Ind Ltd | COMPOSITION CONTAINING ACRYLIC POLYMER FOR THE FORMATION OF HOLLOW FILLING LOADS FOR USE IN LITHOGRAPHY |
GB2400245B (en) * | 2003-04-01 | 2005-09-28 | Power Gems Ltd | Ignition system for a high-frequency high-intensity discharge lamp system |
CN1768306B (zh) | 2003-04-02 | 2011-12-14 | 日产化学工业株式会社 | 含有环氧化合物和羧酸化合物的光刻用形成下层膜的组合物 |
WO2004092840A1 (ja) * | 2003-04-17 | 2004-10-28 | Nissan Chemical Industries, Ltd. | 多孔質下層膜及び多孔質下層膜を形成するための下層膜形成組成物 |
JP2004342751A (ja) * | 2003-05-14 | 2004-12-02 | Toshiba Corp | Cmp用スラリー、研磨方法、および半導体装置の製造方法 |
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EP1315045A1 (en) | 2003-05-28 |
EP1315045B1 (en) | 2012-09-05 |
US7517633B2 (en) | 2009-04-14 |
CN100367111C (zh) | 2008-02-06 |
KR20030079906A (ko) | 2003-10-10 |
WO2002005035A1 (fr) | 2002-01-17 |
KR100820012B1 (ko) | 2008-04-07 |
JP2003057828A (ja) | 2003-02-28 |
JP4654544B2 (ja) | 2011-03-23 |
TWI224239B (en) | 2004-11-21 |
KR20080027954A (ko) | 2008-03-28 |
KR20080028497A (ko) | 2008-03-31 |
CN1440518A (zh) | 2003-09-03 |
EP1315045A4 (en) | 2008-04-23 |
KR100875802B1 (ko) | 2008-12-26 |
US20030146416A1 (en) | 2003-08-07 |
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