KR102266840B1 - 광 에너지의 통과를 조절하기 위한 2개의 액정 스위칭 층을 포함하는 장치 - Google Patents
광 에너지의 통과를 조절하기 위한 2개의 액정 스위칭 층을 포함하는 장치 Download PDFInfo
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Abstract
Description
도 2는, 상기 장치의 바람직한 실시양태의 경우에, 쌍촉 화살표를 사용하여, 배향 층 O(2) 및 O(3)에 직접 인접한 액정 매질의 분자의 상이한 배향 축을 도시한다.
도 3은, 상기 장치의 바람직한 실시양태의 경우에(A-1-1), 쌍촉 화살표를 사용하여, 배향 층 O(1), O(2), O(3) 및 O(4)에 직접 인접한 액정 매질의 분자의 상이한 배향 축을 도시하며, 이때 배향 축은 각각의 경우 O(1) 및 O(2)에 대해 동일하고, 각각의 경우 O(3) 및 O(4)에 대해 동일하다.
도 4는, 상기 장치의 바람직한 실시양태의 경우에(A-1-2), 쌍촉 화살표를 사용하여, 배향 층 O(1), O(2), O(3) 및 O(4)에 직접 인접한 액정 매질의 분자의 상이한 배향 축을 도시하며, 이때 배향 축은 각각의 경우 O(1) 및 O(2) 서로에 대해 90° 비틀려 있고, 각각의 경우 O(3) 및 O(4) 서로에 대해 90° 비틀려 있다.
도 5는, 상기 장치의 바람직한 실시양태의 경우에(A-1-3), 쌍촉 화살표를 사용하여, 배향 층 O(1), O(2), O(3) 및 O(4)에 직접 인접한 액정 매질의 분자의 상이한 배향 축을 도시하며, 이때 배향 축은 각각의 경우 O(1) 및 O(2)에 대해 동일하고, 각각의 경우 O(3) 및 O(4)에 대해 동일하다.
도 6은, 상기 장치의 바람직한 실시양태의 경우에(A-1-4), 쌍촉 화살표를 사용하여, 배향 층 O(1), O(2), O(3) 및 O(4)에 직접 인접한 액정 매질의 분자의 상이한 배향 축을 도시하며, 이때 배향 축은 각각의 경우 O(1) 및 O(2) 서로에 대해 90° 비틀려 있고, 각각의 경우 O(3) 및 O(4) 서로에 대해 90° 비틀려 있다.
2: 전기 전도성 층
3: 배향 층 O(1)
4: 스위칭 층 S(1)
5: 배향 층 O(2)
6: 배향 층 O(3)
7: 스위칭 층 S(2)
8: 배향 층 O(4)
Claims (20)
- 표면을 통한 에너지의 통과를 조절하기 위한 장치를 포함하는 것을 특징으로 하는 윈도우로서,
상기 장치가, 하나 이상의 이색성 화합물을 포함하는 액정 매질을 각각 포함하는 2개 이상의 스위칭 층 S(1) 및 S(2)를 포함하고,
상기 장치가 배향 층 O(1), O(2), O(3) 및 O(4)를 포함하고,
상기 장치가 편광기(polariser)를 포함하지 않고,
상기 스위칭 층이 3종 이상의 상이한 이색성 화합물을 포함하고,
상기 액정 매질은 90℃ 내지 160℃의 온도 범위에서 등명점을 갖고,
상기 스위칭 층 및 상기 배향 층이 O(1), S(1), O(2), O(3), S(2), O(4)의 순서로 상호 평행한 평면으로 상기 장치 내에 존재하고,
O(2)에 인접한 S(1)의 액정 매질의 분자의 배향 축 OA(1)*가 상기 장치의 하나 이상의 스위칭 상태에서 존재하고, O(3)에 인접한 S(2)의 액정 매질의 분자의 배향 축 OA(2)*가 존재하고, 배향 축 OA(1)* 및 OA(2)*가 서로 평행하지 않고 상기 스위칭 층의 평면과 평행한, 윈도우. - 제 1 항에 있어서,
상기 장치가 건물, 용기, 차량 또는 다른 실질적으로 밀폐된 공간의 개구부에 설치되는 것을 특징으로 하는, 윈도우. - 제 1 항에 있어서,
상기 장치가 전기적으로 스위칭가능한 것을 특징으로 하는, 윈도우. - 제 1 항에 있어서,
상기 장치가 4개의 전극을 갖고, 이들 전극 중 하나는 2개의 스위칭 층 각각의 각 면(each side)에 설치되는 것을 특징으로 하는, 윈도우. - 제 1 항에 있어서,
상기 스위칭 층이 개별적으로 전기적으로 스위칭가능한 것을 특징으로 하는, 윈도우. - 제 1 항에 있어서,
액정 매질의 분자들이 전기장의 인가에 의해 상기 스위칭 층의 평면에 수직으로 배향되는 것을 특징으로 하는, 윈도우. - 제 1 항에 있어서,
전압이 인가되지 않은(voltage-free) 스위칭 상태에서 스위칭 층 S(1) 및 S(2)가 둘 다 액정 매질의 분자의 평면 배향을 갖거나, 전압이 인가되지 않은 스위칭 상태에서 스위칭 층 S(1) 및 S(2)가 둘 다 액정 매질의 분자의 호메오트로픽(homeotropic) 배향을 갖는 것을 특징으로 하는, 윈도우. - 제 1 항에 있어서,
전압이 인가되지 않은 스위칭 상태에서 2개의 스위칭 층 S(1) 및 S(2) 중 하나가 액정 매질의 분자의 호메오트로픽 배향을 갖고, 전압이 인가되지 않은 스위칭 상태에서 2개의 스위칭 층 S(1) 및 S(2) 중 나머지 하나가 액정 매질의 분자의 평면 배향을 갖는 것을 특징으로 하는, 윈도우. - 제 1 항에 있어서,
상기 장치가 광 에너지를 전기 에너지로 전환하기 위한 장치를 갖는 것을 특징으로 하는, 윈도우. - 제 1 항에 있어서,
상기 장치가 하기 순서의 층 구조를 갖는, 윈도우:
- 기판 층,
- 전기 전도성 투명 층,
- 배향 층 O(1),
- 스위칭 층 S(1),
- 배향 층 O(2),
- 전기 전도성 투명 층,
- 기판 층(들),
- 전기 전도성 투명 층,
- 배향 층 O(3),
- 스위칭 층 S(2),
- 배향 층 O(4),
- 전기 전도성 투명 층,
- 기판 층. - 제 1 항에 있어서,
배향 축 OA(1)* 및 OA(2)*가 서로 50 내지 90°의 각을 형성하는 것을 특징으로 하는, 윈도우. - 제 1 항에 있어서,
배향 축 OA(1)* 및 OA(2)*가 서로 평행하지 않고 상기 스위칭 층의 평면에 대해 평행한 상기 장치의 하나 이상의 스위칭 상태가, 상기 장치의 전압이 인가되지 않은 스위칭 상태에서 존재하는 것을 특징으로 하는, 윈도우. - 제 1 항에 있어서,
배향 층 O(2) 및 O(3)은, 상기 배향 층에 인접한 액정 매질의 분자의 다른 배향 축이 만들어지도록 하는 방식으로 설계되는 것을 특징으로 하는, 윈도우. - 제 1 항에 있어서,
전압이 인가되지 않은 스위칭 상태에서 층 O(2) 및 O(3)은 액정 매질의 분자의 평면 배향이 만들어지게 하는 것을 특징으로 하는, 윈도우. - 제 1 항에 있어서,
배향 층 O(1) 및 O(2)는 둘 다 액정 매질의 분자의 평면 배향이 만들어지게 하거나, 배향 층 O(1) 및 O(2)는 둘 다 액정 매질의 분자의 호메오트로픽 배향이 만들어지게 하는 것을 특징으로 하는, 윈도우. - 제 1 항에 있어서,
스위칭 층 S(1) 및 S(2)가 0.7 내지 0.9의 이방성도(R)를 갖는 것을 특징으로 하는, 윈도우. - 제 16 항에 있어서,
상기 이색성 화합물 중 하나 이상이 아조 화합물, 안트라퀴논, 메틴 화합물, 아조메틴 화합물, 메로시아닌 화합물, 나프토퀴논, 테트라진, 페릴렌, 터릴렌, 쿼터릴렌, 릴렌, 벤조티아다이아졸, 다이케토피롤로피롤, 스쿠아레인 및 파이로메텐으로부터 선택되는 것을 특징으로 하는, 윈도우. - 삭제
- 제 1 항 내지 제 17 항 중 어느 한 항에 있어서,
상기 장치가 실질적으로 에너지-투과형인 표면을 통한 내부로의 에너지의 통과를 조절하기 위한 것인, 윈도우. - 삭제
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