KR100664403B1 - 에칭 잔류물 세정용 조성물 및 이를 이용한 세정방법 - Google Patents
에칭 잔류물 세정용 조성물 및 이를 이용한 세정방법 Download PDFInfo
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- KR100664403B1 KR100664403B1 KR1020050008844A KR20050008844A KR100664403B1 KR 100664403 B1 KR100664403 B1 KR 100664403B1 KR 1020050008844 A KR1020050008844 A KR 1020050008844A KR 20050008844 A KR20050008844 A KR 20050008844A KR 100664403 B1 KR100664403 B1 KR 100664403B1
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- Prior art keywords
- cleaning
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- substrate
- weight
- semiconductor device
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Classifications
-
- 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
- H01L21/02041—Cleaning
- H01L21/02057—Cleaning during device manufacture
- H01L21/0206—Cleaning during device manufacture during, before or after processing of insulating layers
-
- 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
- H01L21/02041—Cleaning
- H01L21/02057—Cleaning during device manufacture
- H01L21/02068—Cleaning during device manufacture during, before or after processing of conductive layers, e.g. polysilicon or amorphous silicon layers
-
- C11D2111/22—
Abstract
Description
Claims (14)
- 황산, 산화제, 보론계 또는 아민계 부식 방지제, 킬레이트제 및 탈이온수를 함유하며, 상기 보론계 부식 방지제는 붕소산화물(boron oxide), 붕산(boric acid), 보론트리플로라이드(boron trifluoride), 보론트리플루오라이드 디에틸이써레이트(boron trifluoride diethyl etherate), 보론트리플루오라이드-에틸아민 배위체(borontrifluoride ethylamine complex), 보론트리플루오라이드-알코올 배위체, 보레인-암모니아 배위체, 보레인-부틸아민 배위체 및 보레인-디메틸아민 배위체로 이루어진 군으로부터 선택된 1 이상의 화합물이고, 상기 아민계 부식방지제는 메틸아민(methylamine), 디에틸아민(diethylamine), n-데실아민(n-decylamine), 모르폴린(morpholine), 알릴아민(allylamine), 파이리딘(pyridine), 퀴노린(quinoline), 소듐 벤조에이트(sodium benzoate), 이미다졸린(imidazoline), 이미다졸(imidazole), 벤조트라이아졸(benzotriazole), 아미노테트라졸(Aminotetrazole), 벤질메르캅탄(benzylmercaptan), 페닐티오우레아(phenylthiourea), 헥사메틸렌아민-m-니트로벤조에이트(hexamethyleneimene-m-nitrobenzoate), 디시클로헥사민 나이트라이트(dicyclohexamine nitrite), 1-에틸아미노-2-옥타데실이미다졸린(1-ethylamino-2-octadecylimidazoline), 디-sec-부틸설파이드(di-sec-butylsulfide) 및 디페닐설폭사이드 (diphenylsulfoxide)로 이루어진 군으로부터 선택된 1 이상의 화합물이고, 상기 킬레이트제는 모노에탄올아민, 디에탄올아민, 트리에탄올아민 및 디에틸렌트리아민의 유기아민계 킬레이트제, 디에틸렌트리아민펜타아세트산의 아민카르복시산 배위체, 및 아미노산으로 이루어진 군으로부터 선택된 1 이상의 화합물인 것을 특징으로 하는 에칭 잔류물 세정용 조성물.
- 제 1항에 있어서,불화암모늄을 추가로 포함하는 것을 특징으로 하는 세정용 조성물.
- 삭제
- 제 1항 또는 제 2항에 있어서,총 조성물의 중량을 기준으로, 황산은 0.01 내지 40 중량%, 산화제 0.01 내지 20 중량%, 불화암모늄 0.01 내지 5 중량%를 사용하는 것을 특징으로 하는 세정용 조성물.
- 제 1항에 있어서,상기 부식 방지제는 조성물의 총 중량을 기준으로 0.01 내지 5.00 중량%, 상기 킬레이트제는 0.01 내지 5.00 중량%를 사용하는 것을 특징으로 하는 세정용 조성물.
- 제 5항에 있어서,암모늄 플루오르알킬 술폰 이미드, CnF2n+1CH2CH2SO3 -NH4 +, CnF2n+1CH2CH2SO3H, (CnF2n+1CH2CH2O)xPO(ONH4 +)y(OCH2CH2OH)z, CnF2n+1CH2CH2O(OCH2CH2OH)xH, CnF2n+1SO2N(C2H5)(CH2CH2)xH, CnF2n+1CH2CH2OCH2(OH)CH2CH2N(CnF2n+1)2, 및 CnF2n+1CH2CH2OCH2(OCH2CH2)nCH2CH2N(CnF2n+1)2 [상기 식에서, n은 1 내지 20의 정수이고, x, y 및 z 는 x+y+z = 3을 만족하는 실수이다]로 이루어진 군으로부터 선택된 1 이상의 계면활성제를 조성물 총 중량을 기준으로 0.001 내지 0.1 중량%의 양으로 더 함유하는 것을 특징으로 하는 세정용 조성물.
- ⅰ) 제 1항 또는 제 2항의 세정용 조성물을 제조하는 단계;ⅱ) 상기 세정용 조성물을 표면에 에칭 잔류물이 존재하는 기판 (substrate) 또는 반도체 소자 구조물 (semiconductor device structure)에 제공하는 단계; 및ⅲ) 상기 에칭 잔류물이 존재하는 상기 기판 또는 반도체 소자 구조물의 표면을 상기 세정용 조성물과 접촉시켜 세정하는 단계;를 포함하는 에칭 잔류물 세정 방법.
- 제 7항에 있어서, 상기 기판 또는 반도체 소자 구조물은 노출된 금속층, 실리콘 옥사이드층, 다결정 실리콘 층 및 실리콘 질화막층으로 이루어진 군으로부터 선택된 1 이상의 층을 포함하는 것을 특징으로 하는 방법.
- 제 8항에 있어서, 상기 금속층은 알루미늄, 텅스텐, 구리 및 질화티타늄으로 이루어진 군으로부터 선택된 1 이상의 금속으로 이루어지고, 실리콘 옥사이드층은 테트라에톡시실란(TEOS), BPGS (boron phosphor silicate glass) 및 저유전율의 실리콘 산화막으로 이루어진 군으로부터 선택된 1 이상의 실리콘 옥사이드로 이루어진 것을 특징으로 하는 방법.
- 제 7항에 있어서, 상기 ⅲ) 단계에서 기판 또는 반도체 소자 구조물의 표면과 조성물의 접촉은, 조성물 내에 기판 또는 반도체 소자 구조물을 침지하거나, 기판 또는 반도체 구조물을 회전시키면서 상기 표면에 세정용 조성물을 공급함에 의 해 수행되는 것을 특징으로 하는 방법.
- 제 7항에 있어서, 상기 ⅲ) 단계에서 기판의 표면과 조성물의 접촉은 10 내지 30℃ 의 온도에서 0.01 내지 30분간 수행되는 것을 특징으로 하는 방법.
- 제 7항 내지 제 11항에서 선택되는 어느 하나의 방법에 따른 세정공정을 포함한 반도체 소자 제조방법.
- 제 12항의 의 반도체 소자 제조방법에 의해 제조한 반도체 소자.
- 제 1항에 있어서,상기 산화제는 질산, 과염소산, 하이포염소산, 과산화이황산암모늄, 보론 및 요오드로 이루어진 군으로부터 선택되는 하나 이상인 것을 특징으로 하는 세정용 조성물.
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US10332740B2 (en) | 2016-12-14 | 2019-06-25 | Samsung Electronics Co., Ltd. | Method of manufacturing a semiconductor device and a cleaning composition for an adhesive layer |
US11594561B2 (en) | 2020-04-16 | 2023-02-28 | Samsung Display Co., Ltd. | Manufacturing method of display device |
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KR20110028239A (ko) * | 2009-09-11 | 2011-03-17 | 동우 화인켐 주식회사 | 평판표시장치 제조용 기판의 세정액 조성물 |
KR102008883B1 (ko) * | 2014-01-16 | 2019-08-08 | 동우 화인켐 주식회사 | 전자재료용 세정액 조성물 |
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