KR20100129320A - 열충격 저항성 세라믹 허니컴 구조물을 제조하기 위한 개선된 시멘트 및 이의 제조방법 - Google Patents
열충격 저항성 세라믹 허니컴 구조물을 제조하기 위한 개선된 시멘트 및 이의 제조방법 Download PDFInfo
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Abstract
Description
도 2는 서로 시멘트화된 세라믹 세그먼트의 굽힘 하중 변위(bending load displacement)를 측정하기 위해 사용된 4점 굽힘 시험법의 도면이다.
도 3은 본 발명의 허니컴 구조물 및 본 발명에 속하지 않는 허니컴 구조물의 4점 굽힘 시험의 하중 변위 선도의 그래프이다.
도 4는, 시멘트가 시멘트내 너트플라우 포로젠(nutflour porogen)의 사용으로부터 상이한 다공성을 갖는, 본 발명의 허니컴 구조물의 4점 굽힘 시험의 하중 변위 선도의 그래프이다.
도 5는, 다양한 화학의 섬유를 포함하는 본 발명의 허니컴 구조물의 4점 굽힘 시험의 하중 변위 선도의 그래프이다.
도 6은, 소량의 무기 입자가 첨가된, 본 발명의 허니컴 구조물의 4점 굽힘 시험의 하중 변위 선도의 그래프이다.
도 7은, 실리케이트 결합제 상을 갖는 본 발명의 허니컴 구조물 및 본 발명에 속하지 않는 입수가능한 시멘트화 허니컴의 4점 굽힘 시험의 하중 변위 선도의 그래프이다.
도 8은, 알루미네이트 결합제 상 및 지르코늄 알루미노-실리케이트 섬유를 갖는 본 발명의 허니컴 구조물 및 본 발명에 속하지 않는 입수가능한 시멘트화 허니컴의 4점 굽힘 시험의 하중 변위 선도의 그래프이다.
도 9는, 알루미네이트 결합제 상, 지르코늄 알루미노-실리케이트 섬유 및 유기 첨가제를 갖는 본 발명의 허니컴 구조물 및 본 발명에 속하지 않는 입수가능한 시멘트화 허니컴의 4점 굽힘 시험의 하중 변위 선도의 그래프이다.
도 10은, 알루미네이트 결합제 상 및 마그네슘 실리케이트 섬유를 갖는 본 발명의 허니컴 구조물 및 본 발명에 속하지 않는 입수가능한 시멘트화 허니컴의 4점 굽힘 시험의 하중 변위 선도의 그래프이다.
도 11은, 알루미노-실리케이트 결합제 상 및 지르코늄 알루미노-실리케이트 섬유를 갖는 본 발명의 허니컴 구조물 및 본 발명에 속하지 않는 입수가능한 시멘트화 허니컴의 4점 굽힘 시험의 하중 변위 선도의 그래프이다.
도 12는, 알루미노-실리케이트 결합제 상, 지르코늄 알루미노-실리케이트 섬유 및 유기 첨가제를 갖는 본 발명의 허니컴 구조물 및 본 발명에 속하지 않는 입수가능한 시멘트화 허니컴의 4점 굽힘 시험의 하중 변위 선도의 그래프이다.
도 13은, 본 발명에 속하지 않는 허니컴 구조의 시멘트의 파쇄 표면의 주사 전자 현미경의 사진이다.
도 14는, 본 발명의 허니컴 구조의 시멘트의 파쇄 표면의 주사 전자 현미경의 사진이다.
도 15는, 입수가능한 세라믹 시멘트를 사용하여 제조된 것으로, 본 발명에 속하지 않는 허니컴 구조물의 4점 굽힘 시험의 하중 변위 선도의 그래프이다.
Claims (44)
- 무기 섬유 및 결합 상으로 구성된 시멘트에 의해 서로 접착된 둘 이상의 개별적인 작은 세라믹 허니컴(honeycomb)으로 구성된 세라믹 허니컴 구조물로서,
상기 작은 허니컴 및 상기 섬유가 상기 결합 상에 의해 서로 결합되되, 상기 결합 상은 비정질 실리케이트, 알루미네이트 또는 알루미노-실리케이트 유리로 구성되며, 상기 시멘트가 약 5체적% 이하의 다른 무기 입자를 갖는, 세라믹 허니컴 구조물. - 제 1 항에 있어서,
상기 무기 섬유가 100㎛ 내지 1000㎛의 수 평균 길이를 갖는, 세라믹 허니컴 구조물. - 제 1 항에 있어서,
상기 시멘트에 임의의 다른 무기 입자가 없는, 세라믹 허니컴 구조물. - 제 3 항에 있어서,
개수 기준으로 상기 섬유의 90% 이상이 100㎛ 내지 1000㎛의 길이를 갖는, 세라믹 허니컴 구조물. - 제 4 항에 있어서,
개수 기준으로 상기 섬유의 95% 이상이 100㎛ 내지 1000㎛의 길이를 갖는, 세라믹 허니컴 구조물. - 제 1 항에 있어서,
상기 섬유의 평균 길이가 100㎛ 내지 500㎛인, 세라믹 허니컴 구조물. - 제 6 항에 있어서,
상기 평균 길이가 100㎛ 이상인, 세라믹 허니컴 구조물. - 제 7 항에 있어서,
상기 평균 길이가 200㎛ 이상인, 세라믹 허니컴 구조물. - 제 1 항에 있어서,
상기 비정질 결합 상이 그 내부에, 0℃ 내지 1400℃의 불연속 열 팽창 계수를 갖는 결정성 상을 갖는, 세라믹 허니컴 구조물. - 제 9 항에 있어서,
상기 결정성 상이 석영, 인규석, 크리스토발라이트 또는 이들의 조합인, 세라믹 허니컴 구조물. - 제 1 항에 있어서,
상기 섬유가 비정질 알루미노-실리케이트 섬유인, 세라믹 허니컴 구조물. - 제 11 항에 있어서,
상기 섬유가 알칼리 토류로 구성되는, 세라믹 허니컴 구조물. - 제 12 항에 있어서,
상기 알칼리 토류가 Mg인, 세라믹 허니컴 구조물. - 제 13 항에 있어서,
상기 작은 허니컴이 멀라이트로 구성된, 세라믹 허니컴 구조물. - 제 14 항에 있어서,
상기 작은 허니컴이 침상(acicular) 멀라이트인, 세라믹 허니컴 구조물. - 제 1 항에 있어서,
상기 세라믹이 약 20% 내지 약 80%의 다공도를 갖는, 세라믹 허니컴 구조물. - 제 16 항에 있어서,
상기 시멘트가 약 30% 이상의 다공도를 갖는, 세라믹 허니컴 구조물. - 제 16 항에 있어서,
상기 시멘트가 약 70% 이하의 다공도를 갖는, 세라믹 허니컴 구조물. - 제 1 항에 있어서,
상기 섬유가 지르코늄을 함유하는, 세라믹 허니컴 구조물. - 제 1 허니컴 세그먼트를, 이의 적어도 하나의 외면에서, 무기 섬유, 담체 유체, 콜로이드성 무기 졸로 구성된 시멘트와, 상기 무기 섬유 및 콜로이드성 무기 졸의 체적을 기준으로 5체적% 이하의 다른 무기 입자의 존재하에서, 접촉시키는 단계로서, 상기 섬유가 시멘트 총 체적의 약 10체적% 이상의 고체 담지량을 갖는 단계;
상기 제 1 허니컴 세그먼트와 제 2 허니컴 세그먼트를, 상기 시멘트가 상기 허니컴 세그먼트들 사이에 개입되도록 기계적으로 접촉시켜, 상기 허니컴 세그먼트들을 접착시키는 단계;
상기 접착된 세그먼트들을 충분하게 가열하여 상기 시멘트의 섬유와 허니컴 세그먼트들 사이에 비정질 세라믹 결합을 형성하여 허니컴 구조물을 형성하는 단계
를 포함하는, 허니컴 구조물의 형성 방법. - 제 20 항에 있어서,
상기 시멘트가 유기 가소화제를 갖는, 방법. - 제 21 항에 있어서,
상기 가소화제가 폴리에틸렌 글리콜, 지방산, 지방산 에스터 또는 이들의 조합인, 방법. - 제 20 항에 있어서,
상기 가열이 1100℃ 이하인, 방법. - 제 20 항에 있어서,
상기 가열이 약 1050℃ 이하인, 방법. - 제 20 항에 있어서,
상기 세그먼트 허니컴을, 시멘트의 적용 전에 먼저 습윤화시키는, 방법. - 제 20 항에 있어서,
상기 시멘트 중 섬유의 고체 담지량이 15체적% 이상인, 방법. - 제 20 항에 있어서,
상기 시멘트가 포로젠(porogen)을 갖는, 방법. - 제 27 항에 있어서,
상기 포로젠이 섬유 및 무기 결합제의 양의 약 20체적% 이하의 양으로 존재하는, 방법. - 제 20 항에 있어서,
상기 세라믹 세그먼트가 멀라이트이고, 상기 무기 졸이 알루미아 졸과 혼합된 실리카 졸로 구성되어, 열 팽창 계수가 상기 멀라이트 세그먼트의 열 팽창의 10% 이내인, 방법. - 제 29 항에 있어서,
고체 기준으로 실리카 졸 대 알루미나 졸의 중량비가 1:99 내지 99:1인, 방법. - 제 20 항에 있어서,
상기 시멘트가 전단 희석되는(shear thinning), 방법. - 제 31 항에 있어서,
상기 시멘트가 5초-1의 전단속도에서 약 1Pa·초 이상의 점도 및 200초-1의 전단속도에서 약 0.05Pa·초 이하의 점도를 갖는, 방법. - 제 20 항에 있어서,
상기 시멘트가 다른 무기 입자의 부재 및 유기 첨가제의 부재하에서 제조되는, 방법. - 제 20 항에 있어서,
상기 세그먼트 각각이 상기 시멘트 내 콜로이드성 입자와는 별개인 콜로이드성 졸에 노출된 것인, 방법. - 제 34 항에 있어서,
상기 콜로이드성 졸이 상기 시멘트와 동일한 담체 유체를 갖는, 방법. - 제 35 항에 있어서,
상기 콜로이드성 졸이 실리카 졸, 알루미나 졸 또는 이들의 조합인, 방법. - (a) 무기 섬유를, 음 또는 양의 표면 전하를 갖는 제 1 콜로이드성 졸과 혼합하는 단계; 및 이어서,
(b) 상기 단계 (a)의 혼합물에 상기 제 1 콜로이드성 졸과 반대되는 표면 전하를 갖는 제 2 콜로이드성 졸을 혼합하여 세라믹 시멘트를 형성하는 단계
를 포함하는, 세라믹 시멘트의 제조방법. - 제 37 항에 있어서,
상기 방법이 임의의 다른 첨가제의 부재하에서 수행되는, 방법. - 제 37 항에 있어서,
상기 세라믹 시멘트가 전단 희석되는, 방법. - 제 37 항에 있어서,
상기 섬유가 약 100 내지 약 1000㎛의 평균 길이를 갖는, 방법. - 둘 이상의 개별적인 작은 세라믹 허니컴으로 구성된 세라믹 허니컴 구조물로서,
상기 작은 세라믹 허니컴이, 알칼리 토류 실리케이트, 알칼리 토류 알루미노실리케이트 또는 이들의 조합으로 구성된 무기 섬유로 구성된 시멘트에 의해 서로 접착되어 있고,
상기 작은 허니컴과 섬유가, 비정질 실리케이트, 알루미네이트 또는 알루미노실리케이트 유리로 구성된 결합 상에 의해 서로 결합되어 있는, 세라믹 허니컴 구조물. - 제 41 항에 있어서,
상기 무기 섬유가 알칼리 토류 실리케이트로 구성되는, 세라믹 허니컴 구조물. - 제 42 항에 있어서,
상기 무기 섬유가 Ca-실리케이트, Mg-실리케이트 또는 이들의 조합인, 세라믹 허니컴 구조물. - 제 43 항에 있어서,
상기 무기 섬유가 Mg-실리케이트인, 세라믹 허니컴 구조물.
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- 2009-03-19 JP JP2011500955A patent/JP5683452B2/ja not_active Expired - Fee Related
- 2009-03-19 US US12/407,468 patent/US8334043B2/en not_active Expired - Fee Related
- 2009-03-19 CA CA2717970A patent/CA2717970A1/en not_active Abandoned
- 2009-03-19 BR BRPI0906177-0A patent/BRPI0906177A2/pt not_active IP Right Cessation
- 2009-03-19 KR KR1020107023262A patent/KR101593715B1/ko not_active Expired - Fee Related
- 2009-03-19 WO PCT/US2009/037671 patent/WO2009117580A2/en active Application Filing
- 2009-03-19 EP EP09721841A patent/EP2257507A2/en not_active Withdrawn
- 2009-03-19 CN CN2009801094802A patent/CN101977870A/zh active Pending
- 2009-03-19 MX MX2010010154A patent/MX2010010154A/es unknown
- 2009-03-19 EP EP13157088.9A patent/EP2607333B1/en not_active Not-in-force
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2012
- 2012-10-30 US US13/663,521 patent/US20130048188A1/en not_active Abandoned
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Also Published As
| Publication number | Publication date |
|---|---|
| JP5683452B2 (ja) | 2015-03-11 |
| JP2011515319A (ja) | 2011-05-19 |
| EP2257507A2 (en) | 2010-12-08 |
| EP2607333B1 (en) | 2016-03-02 |
| WO2009117580A3 (en) | 2010-04-15 |
| US8334043B2 (en) | 2012-12-18 |
| EP2607333A1 (en) | 2013-06-26 |
| BRPI0906177A2 (pt) | 2015-06-30 |
| CA2717970A1 (en) | 2009-09-24 |
| KR101593715B1 (ko) | 2016-02-12 |
| WO2009117580A2 (en) | 2009-09-24 |
| CN101977870A (zh) | 2011-02-16 |
| US20130048188A1 (en) | 2013-02-28 |
| MX2010010154A (es) | 2010-11-04 |
| US20090239030A1 (en) | 2009-09-24 |
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