KR20040086556A - 전기 광학 장치의 제조 방법, 전기 광학 장치, 전자 기기 - Google Patents
전기 광학 장치의 제조 방법, 전기 광학 장치, 전자 기기 Download PDFInfo
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- KR20040086556A KR20040086556A KR1020040015066A KR20040015066A KR20040086556A KR 20040086556 A KR20040086556 A KR 20040086556A KR 1020040015066 A KR1020040015066 A KR 1020040015066A KR 20040015066 A KR20040015066 A KR 20040015066A KR 20040086556 A KR20040086556 A KR 20040086556A
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- layer
- electro
- electrode
- gas barrier
- optical device
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Classifications
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/80—Constructional details
- H10K59/87—Passivation; Containers; Encapsulations
- H10K59/873—Encapsulations
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- H—ELECTRICITY
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Abstract
Description
반도체 재료 | 에너지 밴드 갭(eV) | 여기에 필요한광파장(nm) |
산화티탄(TiO2) | 3.2 | 388 |
티탄산스트론튬(SrTiO3) | 3.2 | 388 |
산화아연(ZnO) | 3.2 | 388 |
산화주석(SnO2) | 3.5 | 354 |
산화니오븀(Nb2O5) | 3.4 | 365 |
산화인디움(In2O3) | 3.8 | 326 |
산화갈륨(Ga2O3) | 4.9 | 253 |
Claims (27)
- 기판 상에, 적어도 제1 전극, 전기 광학층, 제2 전극을 차례로 적층하여 이루어지는 전기 광학 소자를 가진 전기 광학 장치의 제조 방법으로서,기상 성장법에 의해, 상기 기판 상에, 상기 전기 광학 소자를 덮도록 자외선 흡수층을 형성하는 공정과,플라즈마 분위기를 수반하는 기상 성장법에 의해, 상기 자외선 흡수층을 덮도록 가스 배리어층을 형성하는 공정을 구비한 것을 특징으로 하는 전기 광학 장치의 제조 방법.
- 기판 상에 제1 전극을 복수 형성하는 공정과,상기 기판 상에, 상기 제1 전극의 형성 위치에 대응한 복수의 개구부를 가진 뱅크 구조체를 형성하는 공정과,상기 뱅크 구조체의 각 개구부에 각각 전기 광학층을 형성하는 공정과,상기 뱅크 구조체 및 상기 각 전기 광학층을 덮도록 제2 전극을 형성하는 공정과,기상 성장법에 의해, 상기 기판 상에, 상기 제2 전극을 덮도록 자외선 흡수층을 형성하는 공정과,플라즈마 분위기를 수반하는 기상 성장법에 의해, 상기 자외선 흡수층을 덮도록 가스 배리어층을 형성하는 공정을 구비한 것을 특징으로 하는 전기 광학 장치의 제조 방법.
- 제2항에 있어서,상기 뱅크 구조체의 외측부를 구성하는 면의, 상기 기판 표면에 대한 각도는 110°이상인 것을 특징으로 하는 전기 광학 장치의 제조 방법.
- 제1항 또는 제2항에 있어서,상기 가스 배리어층을 감압 하의 고밀도 플라즈마 분위기 하에서 막형성하는 것을 특징으로 하는 전기 광학 장치의 제조 방법.
- 제1항 또는 제2항에 있어서,상기 자외선 흡수층은, 에너지 밴드 갭이 2eV로부터 6eV까지인 산화물 반도체 재료를 주성분으로 하는 것을 특징으로 하는 전기 광학 장치의 제조 방법.
- 제5항에 있어서,상기 자외선 흡수층은, 에너지 밴드 갭이 3eV로부터 6eV까지인 산화물 반도체 재료를 주성분으로 하는 것을 특징으로 하는 전기 광학 장치의 제조 방법.
- 제1항 또는 제2항에 있어서,상기 자외선 흡수층은, 상기 가스 배리어층 형성 공정에서 사용하는 플라즈마로부터 발생하는 자외선에 의해 광촉매 활성을 갖는 것을 특징으로 하는 전기 광학 장치의 제조 방법.
- 제7항에 있어서,상기 자외선 흡수층은 티탄, 아연, 주석 중의 어느 하나를 포함하는 투광성의 n형 산화물 반도체 재료를 주성분으로 하는 것을 특징으로 하는 전기 광학 장치의 제조 방법.
- 제7항에 있어서,상기 자외선 흡수층은 백금, 금, 은, 동 중의 적어도 하나의 원소를 함유하는 것을 특징으로 하는 전기 광학 장치의 제조 방법.
- 제7항에 있어서,상기 자외선 흡수층을 상기 제2 전극의 노출면에 형성하는 것을 특징으로 하는 전기 광학 장치의 제조 방법.
- 제10항에 있어서,상기 자외선 흡수층의 적어도 상기 제2 전극과 접하는 면측에 질소를 함유시키는 것을 특징으로 하는 전기 광학 장치의 제조 방법.
- 제10항에 있어서,상기 제2 전극의 적어도 자외선 흡수층과 접하는 면측을, 무기산화물로 형성하는 것을 특징으로 하는 전기 광학 장치의 제조 방법.
- 제10항에 있어서,상기 제2 전극의 형성 공정에서부터 상기 가스 배리어층의 형성 공정까지를 기상 성장법에 의해 감압 하에서 연속하여 행하는 것을 특징으로 하는 전기 광학 장치의 제조 방법.
- 제1항 또는 제2항에 있어서,상기 제2 전극과 상기 자외선 흡수층의 사이에, 하지의 요철 형상을 평탄화하기 위한 완충층을 형성하는 공정을 구비한 것을 특징으로 하는 전기 광학 장치의 제조 방법.
- 제14항에 있어서,상기 완충층이 유기 재료로 이루어지는 것을 특징으로 하는 전기 광학 장치의 제조 방법.
- 제14항에 있어서,상기 완충층을 액상법에 의해 형성하는 것을 특징으로 하는 전기 광학 장치의 제조 방법.
- 제16항에 있어서,상기 제2 전극과 상기 완충층의 사이에, 상기 제2 전극을 보호하기 위한 전극 보호층을 형성하는 공정을 구비한 것을 특징으로 하는 전기 광학 장치의 제조 방법.
- 제17항에 있어서,상기 전극 보호층이 규소 화합물로 이루어지는 것을 특징으로 하는 전기 광학 장치의 제조 방법.
- 제14항에 있어서,상기 완충층과 상기 자외선 흡수층의 사이에 완충층 보호층을 형성하는 공정을 구비한 것을 특징으로 하는 전기 광학 장치의 제조 방법.
- 제19항에 있어서,상기 완충층 보호층이 절연 재료로 이루어지는 것을 특징으로 하는 전기 광학 장치의 제조 방법.
- 제1항 또는 제2항에 있어서,상기 가스 배리어층을 규소 화합물로 형성하는 것을 특징으로 하는 전기 광학 장치의 제조 방법.
- 제21항에 있어서,상기 가스 배리어층에 질소를 함유시키는 것을 특징으로 하는 전기 광학 장치의 제조 방법.
- 제1항 또는 제2항에 있어서,상기 자외선 흡수층과 상기 가스 배리어층의 적층막의 층 두께는 500nm이하인 것을 특징으로 하는 전기 광학 장치의 제조 방법.
- 기판 상에 제1 전극, 전기 광학층, 제2 전극, 자외선 흡수층, 가스 배리어층이 차례로 적층된 것을 특징으로 하는 전기 광학 장치.
- 제24항에 있어서,상기 가스 배리어층 상에 보호층이 마련된 것을 특징으로 하는 전기 광학 장치.
- 제25항에 있어서,상기 보호층 상에 표면 보호층이 마련된 것을 특징으로 하는 전기 광학 장치.
- 제24항∼제26항 중 어느 한 항 기재의 전기 광학 장치를 구비한 것을 특징으로 하는 전자 기기.
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- 2004-03-24 US US10/807,253 patent/US7187006B2/en active Active
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KR100597346B1 (ko) | 2006-07-10 |
CN100435182C (zh) | 2008-11-19 |
TWI235976B (en) | 2005-07-11 |
JP4138672B2 (ja) | 2008-08-27 |
TW200502888A (en) | 2005-01-16 |
US20070122928A1 (en) | 2007-05-31 |
US20040212759A1 (en) | 2004-10-28 |
US7187006B2 (en) | 2007-03-06 |
US7700385B2 (en) | 2010-04-20 |
CN1542708A (zh) | 2004-11-03 |
JP2004310053A (ja) | 2004-11-04 |
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