KR20060135493A - 벌집형 구조체 및 배기 가스 정화 장치 - Google Patents
벌집형 구조체 및 배기 가스 정화 장치 Download PDFInfo
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- KR20060135493A KR20060135493A KR1020060030126A KR20060030126A KR20060135493A KR 20060135493 A KR20060135493 A KR 20060135493A KR 1020060030126 A KR1020060030126 A KR 1020060030126A KR 20060030126 A KR20060030126 A KR 20060030126A KR 20060135493 A KR20060135493 A KR 20060135493A
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- honeycomb
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- structural body
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Abstract
Description
Claims (16)
- 다수의 셀이 셀벽을 사이에 두고 길이 방향으로 병설된 벌집형 유닛을 포함하여 이루어지는 기둥상의 벌집형 블럭의 외주부에 밀봉재가 설치된 벌집형 구조체이며,상기 벌집형 구조체 및 벌집형 블럭의 외주면에는 요철이 형성되어 있고,상기 벌집형 유닛은 무기 입자와, 무기 섬유 및(또는) 위스커를 포함하여 이루어지고,상기 벌집형 구조체의 길이 방향에 수직인 단면의 윤곽을 구성하는 점을 기준으로, 최소 2승법에 의해 최소 2승 곡선을 구하여 그 중심을 c1이라 하고, 상기 최소 2승 곡선의 중심 c1을 갖는 동심 최소 외접 곡선과 중심 c1의 거리를 D1이라 하며, 상기 최소 2승 곡선의 중심 c1을 갖는 동심 최대 내접 곡선과 중심 c1의 거리를 D2라 하고, M1=D1-D2라고 정의했을 때, 0.3 mm≤M1이고,상기 벌집형 블럭의 길이 방향에 수직인 단면의 윤곽을 구성하는 점을 기준으로, 최소 2승법에 의해 최소 2승 곡선을 구하여 그 중심을 c2라 하고, 상기 최소 2승 곡선의 중심 c2를 갖는 동심 최소 외접 곡선과 중심 c2의 거리를 D3이라 하며, 상기 최소 2승 곡선의 중심 c2를 갖는 동심 최대 내접 곡선과 중심 c2의 거리를 D4라 하고, M2=D3-D4라고 정의했을 때, 0.5 mm≤M2≤7.0 mm인 것을 특징으로 하는 벌집형 구조체.
- 제1항에 있어서, 상기 M1이 3.0 mm 이하인 벌집형 구조체.
- 제1항에 있어서, 중심 c1과 중심 c2가 일치하지 않는 벌집형 구조체.
- 제3항에 있어서, 중심 c1과 중심 c2의 거리가 0.1 내지 10.0 mm인 벌집형 구조체.
- 제1항 내지 제4항 중 어느 한 항에 있어서, 최소 2승 곡선의 중심 c2를 상기 벌집형 블럭의 길이 방향으로 3점 이상 구했을 때, 이들 중심 c2가 상기 벌집형 블럭의 길이 방향에 평행한 직선 상에 존재하지 않는 벌집형 구조체.
- 제1항 내지 제4항 중 어느 한 항에 있어서, 최소 2승 곡선의 중심 c1을 상기 벌집형 구조체의 길이 방향으로 3점 이상 구했을 때, 중심 c1이 상기 벌집형 구조체의 길이 방향에 평행한 직선상에 존재하지 않는 벌집형 구조체.
- 제1항 내지 제4항 중 어느 한 항에 있어서, 상기 벌집형 블럭이 복수개의 벌집형 유닛을 결속함으로써 구성되는 벌집형 구조체.
- 제1항 내지 제4항 중 어느 한 항에 있어서, 상기 벌집형 유닛의 길이 방향에 수직인 단면에서의 단면적이 5 내지 50 cm2인 벌집형 구조체.
- 제8항에 있어서, 상기 벌집형 유닛의 길이 방향에 수직인 단면에서의 단면적의 총합이 상기 벌집형 구조체의 길이 방향에 수직인 단면에서의 단면적의 85 % 이상을 차지하는 벌집형 구조체.
- 제1항 내지 제4항 중 어느 한 항에 있어서, 상기 무기 입자가 알루미나, 실리카, 지르코니아, 티타니아, 세리아, 멀라이트 및 제올라이트로 이루어지는 군으로부터 선택된 1종 이상인 벌집형 구조체.
- 제1항 내지 제4항 중 어느 한 항에 있어서, 상기 무기 섬유 및(또는) 위스커가 알루미나, 실리카, 탄화규소, 실리카 알루미나, 유리, 티탄산칼륨 및 붕산알루미늄으로 이루어지는 군으로부터 선택된 1종 이상인 벌집형 구조체.
- 제1항 내지 제4항 중 어느 한 항에 있어서, 상기 벌집형 유닛이 상기 무기 입자와 상기 무기 섬유 및(또는) 위스커와 무기 결합제를 포함하는 혼합물을 사용하여 제조되며,상기 무기 결합제는 알루미나 졸, 실리카 졸, 티타니아 졸, 물 유리, 세피올라이트 및 아타펄자이트로 이루어지는 군으로부터 선택된 1종 이상인 벌집형 구조 체.
- 제1항 내지 제4항 중 어느 한 항에 있어서, 촉매가 담지되어 있는 벌집형 구조체.
- 제13항에 있어서, 상기 촉매가 귀금속, 알칼리 금속, 알칼리 토금속 및 산화물로 이루어지는 군으로부터 선택된 1종 이상을 포함하는 것을 특징으로 하는 벌집형 구조체.
- 제1항 내지 제4항 중 어느 한 항에 기재된 벌집형 구조체가 매트상 유지 밀봉재를 통해 내연 기관의 배기 통로에 접속하는 케이싱 내에 설치된 것을 특징으로 하는 배기 가스 정화 장치.
- 제15항에 있어서, 상기 매트상 유지 밀봉재가 무팽창 세라믹 섬유질 매트인 배기 가스 정화 장치.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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PCT/JP2005/011647 WO2006137151A1 (ja) | 2005-06-24 | 2005-06-24 | ハニカム構造体、及び、排気ガス浄化装置 |
WOPCT/JP2005/011647 | 2005-06-24 |
Publications (2)
Publication Number | Publication Date |
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KR20060135493A true KR20060135493A (ko) | 2006-12-29 |
KR100736306B1 KR100736306B1 (ko) | 2007-07-06 |
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KR1020060030126A KR100736306B1 (ko) | 2005-06-24 | 2006-04-03 | 벌집형 구조체 및 배기 가스 정화 장치 |
Country Status (6)
Country | Link |
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US (1) | US7641955B2 (ko) |
EP (1) | EP1736221B1 (ko) |
KR (1) | KR100736306B1 (ko) |
CN (1) | CN100528359C (ko) |
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CN1883806A (zh) | 2006-12-27 |
US20070004592A1 (en) | 2007-01-04 |
EP1736221A1 (en) | 2006-12-27 |
US7641955B2 (en) | 2010-01-05 |
EP1736221B1 (en) | 2009-08-12 |
WO2006137151A1 (ja) | 2006-12-28 |
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ATE439176T1 (de) | 2009-08-15 |
CN100528359C (zh) | 2009-08-19 |
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