KR20070085632A - 개질 나노촉매 및 이러한 촉매의 제조 및 사용 방법 - Google Patents
개질 나노촉매 및 이러한 촉매의 제조 및 사용 방법 Download PDFInfo
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- KR20070085632A KR20070085632A KR1020077012416A KR20077012416A KR20070085632A KR 20070085632 A KR20070085632 A KR 20070085632A KR 1020077012416 A KR1020077012416 A KR 1020077012416A KR 20077012416 A KR20077012416 A KR 20077012416A KR 20070085632 A KR20070085632 A KR 20070085632A
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Abstract
Description
Claims (30)
- 약 10nm 미만의 크기를 갖는 다수의 나노촉매 입자;지지 촉매; 및지지 촉매에 나노촉매 입자의 적어도 일부를 고정하기 위한 분산제를 포함하며,나노촉매 입자의 적어도 일부는 다성분 입자를 포함하며, 각 다성분 입자는 백금, 팔라듐, 로듐, 이리듐, 및 이것들의 혼합물로 이루어지는 군으로부터 선택된 제 1 성분과 주석, 레늄, 게르마늄, 납, 비소, 안티몬, 텅스텐, 오스뮴, 카드뮴, 인듐, 티탄, 인, 갈륨, 루테튬, 칼슘, 마그네슘, 바륨, 스트론튬 및 이것들의 혼합물로 이루어지는 군으로부터 선택된 제 2 성분을 포함하며,분산제는 나노촉매 입자에 결합할 수 있는 적어도 하나의 작용기와 지지체 물질에 결합할 수 있는 적어도 하나의 다른 작용기를 갖는 다수의 유기 분자를 포함하는 것을 특징으로 하는 탄화수소를 개질하는데 사용하기 위한 다성분 개질 촉매.
- 제 1항에 있어서, 나노촉매 입자들에서 원자들의 적어도 일부는 제로가 아닌 산화 상태에 있는 것을 특징으로 하는 다성분 개질 촉매.
- 제 1항에 있어서, 나노촉매 입자들에서 원자들의 적어도 일부는 제로 산화 상태에 있는 것을 특징으로 하는 다성분 개질 촉매.
- 제 1항에 있어서, 다성분 촉매 입자가 1차 촉매 성분으로서 백금을 포함하고, 2차 촉매 성분으로서 주석, 레늄 또는 이리듐 중 한 가지 이상을 포함하는 것을 특징으로 하는 다성분 개질 촉매.
- 제 1항에 있어서, 다성분 촉매 입자가 비유사 금속들의 합금, 조합, 혼합물, 분산물, 또는 장식을 포함하는 것을 특징으로 하는 다성분 개질 촉매.
- 제 1항에 있어서, 나노촉매 입자가 약 10 nm 미만의 크기를 갖는 것을 특징으로 하는 다성분 개질 촉매.
- 제 1항에 있어서, 나노 촉매 입자가 약 5 nm 미만의 크기를 갖는 것을 특징으로 하는 다성분 개질 촉매.
- 제 1항에 있어서, 분산제는 폴리아크릴산, 폴리아크릴산염, 폴리비닐벤조에이트, 폴리비닐 설페이트, 술폰화 스티렌을 포함하는 폴리비닐 술포네이트, 폴리비스페놀 카보네이트, 폴리벤즈이미다졸, 폴리피리딘, 술폰화 폴리에틸렌 테레프탈레이트, 폴리비닐알콜, 폴리에틸렌 글리콜, 폴리프로필렌 글리콜, 및 이것들의 조합을 포함하는 군으로부터 선택되는 것을 특징으로 하는 다성분 개질 촉매.
- 제 1항에 있어서, 분산제는 글리신, 알라닌, 글리콜산, 락트산, 당, 글루코스, 시트르산, 히드록시 디카르복실산, 옥살산, 말론산, 말레산, 에탄올아민, 메르캅토에탄올, 2-메르캅토아세테이트, 술포벤질 알콜, 술포벤조산, 술포벤질 티올, 술포벤질 아민, 및 이것들의 조합을 포함하는 군으로부터 선택되는 것을 특징으로하는 다성분 개질 촉매.
- 제 1항의 다성분 개질 촉매를 사용하여 방향족 화합물 또는 분지된 파라핀 중 적어도 하나의 형성을 촉매작용시키는 것을 포함하는 탄화수소의 개질 방법.
- 백금, 팔라듐, 로듐, 또는 이리듐 중 한 가지 이상과 주석, 레늄, 게르마늄, 납, 비소, 안티몬, 텅스텐, 오스뮴, 카드뮴, 인듐, 티탄, 인, 갈륨, 루테튬, 칼슘, 마그네슘, 바륨, 또는 스트론튬 중 한 가지 이상을 포함하며, 100nm 미만의 크기를 갖고 탄화수소 개질을 위한 촉매 활성을 제공하는 다수의 나노촉매 입자;지지 촉매; 및아미드, 아민, 티올, 술폰산, 술포닐 할라이드, 아실 할라이드, 카르복실, 카르보닐, 히드록실, 이것들의 유도체, 및 이것들의 조합으로 이루어지는 군으로부터 선택된 적어도 하나의 작용기를 갖는 폴리머 또는 유기 분자 중 적어도 하나를 포함하며, 지지 촉매에 나노촉매 입자의 적어도 일부를 고정시키는 분산제를 포함하는 것을 특징으로 하는 탄화수소를 개질하는데 사용하기 위한 다성분 개질 촉매.
- 제 11항에 있어서, 분산제는 폴리아크릴산, 폴리아크릴산염, 폴리비닐벤조에이트, 폴리비닐 설페이트, 술폰화 스티렌을 포함하는 폴리비닐 술포네이트, 폴리비스페놀 카보네이트, 폴리벤즈이미다졸, 폴리피리딘, 술폰화 폴리에틸렌 테레프탈레이트, 폴리비닐알콜, 폴리에틸렌 글리콜, 폴리프로필렌 글리콜, 및 이것들의 조합을 포함하는 군으로부터 선택되는 것을 특징으로 하는 다성분 개질 촉매.
- 제 11항에 있어서, 분산제는 글리신, 알라닌, 글리콜산, 락트산, 당, 글루코스, 시트르산, 히드록시 디카르복실산, 옥살산, 말론산, 말레산, 에탄올아민, 메르캅토에탄올, 2-메르캅토아세테이트, 술포벤질 알콜, 술포벤조산, 술포벤질 티올, 술포벤질 아민, 및 이것들의 조합을 포함하는 군으로부터 선택되는 것을 특징으로하는 다성분 개질 촉매.
- 제 11항에 있어서, 나노촉매 입자의 적어도 일부가 다른 금속들의 합금, 조합, 혼합물, 분산물, 또는 장식을 포함하는 것을 특징으로 하는 다성분 개질 촉매.
- (i) 백금, 팔라듐, 로듐, 이리듐, 및 이것들의 혼합물을 포함하는 군으로부터 선택된 제 1 성분과 주석, 레늄, 게르마늄, 납, 비소, 안티몬, 텅스텐, 오스뮴, 카드뮴, 인듐, 티탄, 인, 갈륨, 루테튬, 칼슘, 마그네슘, 바륨, 스트론튬 및 그 혼합물로 이루어지는 군으로부터 선택된 제 2 성분을 포함하는 다수의 촉매 원자를 제공하는 단계;(ii) 다수의 촉매 원자에 결합할 수 있는 적어도 하나의 작용기를 갖고 지지체 물질에 결합할 수 있는 제 2의 작용기를 갖는 다수의 유기 분자를 포함하는 분산제를 제공하는 단계;(iii) 분산제를 제 1 및 제 2 성분들과 반응시켜 촉매 복합체를 형성하는 단계;(iv) 촉매 복합체를 지지체에 적용시켜 다수의 촉매 원자들이 제로가 아닌 산화상태에 있는 중간 촉매 조성물을 수득하는 단계; 그리고(v) 약 100nm 미만의 크기를 갖는 나노촉매 입자들을 지지체 물질에 고정되도록 하고, 나노촉매 입자들의 적어도 일부는 각각 제 1 및 제 2 성분을 포함하는 다성분 입자들을 포함하는 단계를 포함하는 것을 특징으로 하는 다성분 개질 촉매의 제조 방법.
- 제 15항에 있어서, 제 1 및 제 2 작용기들은 히드록실, 카르복실, 카르보닐, 아미드, 아민, 티올, 술폰산, 술포닐 할라이드, 아실 할라이드, 유기 금속 복합체, 및 이것들의 조합으로 이루어지는 군으로부터 선택된 적어도 하나의 멤버를 포함하는 것을 특징으로 하는 방법.
- 제 15항에 있어서, 지지체 물질은 실리카, 알루미나, 제올라이트, 또는 금속 산화물 중 적어도 한 가지를 포함하는 것을 특징으로 하는 방법.
- 제 15항에 있어서, 촉매 원자의 적어도 일부는 제로가 아닌 산화 상태로 유지되면서 다성분 개질 촉매를 열처리하는 것을 더 포함하는 것을 특징으로 하는 방법.
- 제 15항에 있어서, (iii)에서 형성된 하나 이상의 촉매 복합체로부터 용매의 적어도 일부를 제거하여 건조된 촉매 복합체 물질을 수득하고 이것을 나중에 (iv)를 수행하기에 앞서 하나 이상의 용매를 사용하여 복원하는 것을 특징으로 하는 방법.
- (i) 백금과 선택적으로 적어도 한 가지의 다른 형태의 금속을 포함하는 다수의 촉매 원자를 제공하는 단계;(ii) 촉매 원자들에 결합할 수 있는 적어도 하나의 작용기를 갖는 다수의 유기 분자를 포함하는 분산제를 제공하는 단계;(iii) 분산제를 촉매 원자들과 반응시켜 촉매 복합체를 형성하는 단계;(iv) 촉매 복합체를 지지체에 적용시켜 촉매 원자들의 적어도 일부가 제로가 아닌 산화상태에 있는 중간 촉매 조성물을 수득하는 단계; 그리고(v) 중간 촉매 조성물을 촉매 원자의 적어도 일부를 제로가 아닌 산화 상태로 유지하기 위하여 비활성 또는 산화 환경에서 약 50℃ 이상의 온도에서 열처리하는 단계를 포함하며,백금과, 선택적으로 적어도 한 가지 다른 형태의 금속을 포함하고 약 100nm 미만의 크기를 갖는 다수의 나노촉매 입자들이 지지체 물질에 고정되어 있는 지지된 개질 촉매를 수득하는 것을 특징으로 하는 지지된 개질 촉매의 제조 방법.
- 제 21항에 있어서, (v)를 수행하기에 앞서 촉매 원자들을 더 높은 산화 상태로부터 더 낮은 제로가 아닌 산화 상태로 부분적으로 환원시키는 것을 더 포함하는 것을 특징으로 하는 방법.
- 제 22항에 있어서, 나노촉매 입자들을 약 100℃ 아래의 온도에서 H2에 노출 시킴으로써 촉매 원자들을 부분적으로 환원시키는 것을 특징으로 하는 방법.
- 제 21항에 있어서, (v)를 수행한 후 촉매 원자들을 제로 산화 상태로 환원시키는 것을 더 포함하는 것을 특징으로 하는 방법.
- 제 21항에 있어서, 분산제의 적어도 하나의 작용기는 히드록실, 카르복실, 카르보닐, 아미드, 아민, 티올, 술폰산, 술포닐 할라이드, 아실 할라이드, 유기금속 복합체 및 이것들의 조합으로 이루어지는 군으로부터 선택되는 것을 특징으로 하는 방법.
- 제 21항에 있어서, 나노촉매 입자들의 적어도 일부는 백금과, 팔라듐, 로듐, 이리듐, 주석, 레늄, 게르마늄, 납, 비소, 안티몬, 텅스텐, 오스뮴, 카드뮴, 인듐, 티탄, 인, 갈륨, 루테늄, 칼슘, 마그네슘, 바륨, 또는 스트론튬 중 적어도 한 가지의 합금, 조합, 혼합물, 장식, 또는 분산물을 포함하는 것을 특징으로 하는 방법.
- 제 21항의 방법에 따라 제조된 지지된 개질 촉매.
- 제 27항의 지지된 개질 촉매를 사용하여 방향족 화합물 또는 분지된 파라핀 중 적어도 하나의 형성을 촉매작용하는 것을 포함하는 탄화수소의 개질 방법.
- 백금, 팔라듐, 로듐, 이리듐 및 이것들의 혼합물로 이루어지는 군으로 부터 선택된 제 1 성분과 주석, 레늄, 게르마늄, 납, 비소, 안티몬, 텅스텐, 오스뮴, 카드뮴, 인듐, 티탄, 인, 갈륨, 루테늄, 칼슘, 마그네슘, 바륨, 스트론튬 및 이것들의 혼합물로 이루어지는 군으로부터 선택된 제 2 성분을 포함하는 다수의 촉매 원자들; 그리고촉매 원자에 결합할 수 있는 적어도 하나의 작용기와 지지된 개질 촉매를 형성하기 위해 사용된 지지체 물질에 결합할 수 있는 적어도 하나의 다른 작용기를 갖는 유기 분자; 또는아미드, 아민, 티올, 술폰산, 술포닐 할라이드, 아실 할라이드, 카르복실, 카르보닐, 히드록실, 그의 유도체, 및 이것들의 조합으로 이루어지는 군으로부터 선택된 적어도 하나의 작용기를 갖는 폴리머 또는 유기 분자 중 적어도 하나를 포함하며 촉매원자와 복합체 형성된 분산제를 포함하는 것을 특징으로 하는 지지된 개질 촉매를 제조하는데 사용하기 위한 다성분 촉매 복합체.
- (i) 백금, 팔라듐, 로듐, 이리듐 및 이것들의 혼합물로 이루어지는 군으로 부터 선택된 제 1 성분과 주석, 레늄, 게르마늄, 납, 비소, 안티몬, 텅스텐, 오스뮴, 카드뮴, 인듐, 티탄, 인, 갈륨, 루테늄, 칼슘, 마그네슘, 바륨, 스트론튬 및 이것들의 혼합물로 이루어지는 군으로부터 선택된 제 2 성분을 포함하는 다수의 촉매 원자들을 제공하는 단계; 그리고(ii) 촉매 원자에 결합할 수 있는 적어도 하나의 작용기와 지지된 개질 촉매를 형성하기 위해 사용된 지지체 물질에 결합할 수 있는 적어도 하나의 다른 작용기를 갖는 유기 분자; 또는아미드, 아민, 티올, 술폰산, 술포닐 할라이드, 아실 할라이드, 카르복실, 카르보닐, 히드록실, 그의 유도체, 및 이것들의 조합으로 이루어지는 군으로부터 선택된 적어도 하나의 작용기를 갖는 폴리머 또는 유기 분자 중 적어도 하나를 포함하는 분산제를 제공하는 단계; 그리고(iii) 분산제를 제 1 및 제 2 성분과 반응시켜 다성분 촉매 복합체를 형성하는 단계를 포함하는 것을 특징으로 하는 지지된 개질 촉매를 제조하는데 사용하기 위한 다성분 촉매 복합체의 제조 방법.
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| KR101112672B1 (ko) * | 2010-05-26 | 2012-03-13 | 이화여자대학교 산학협력단 | 황화카드뮴 양자점-산화텅스텐 나노혼성체 광촉매 및 그 제조방법 |
| KR101299193B1 (ko) * | 2011-07-01 | 2013-08-22 | 주식회사 지엘머티리얼즈 | 지지체에 담지된 촉매의 제조방법 |
| KR101388924B1 (ko) * | 2012-08-06 | 2014-04-24 | 인하대학교 산학협력단 | 바이오디젤의 제조방법 |
| KR101467061B1 (ko) * | 2012-12-11 | 2014-12-02 | 연세대학교 산학협력단 | 입방형 Pt/C 촉매의 제조 방법, 이로부터 제조된 입방형 Pt/C 촉매 및 이를 이용한 연료전지 |
| KR20200002153A (ko) * | 2018-06-29 | 2020-01-08 | 효성화학 주식회사 | 분산도가 우수한 탈수소 촉매의 제조방법 |
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| Publication number | Publication date |
|---|---|
| WO2006078352A2 (en) | 2006-07-27 |
| JP2008526504A (ja) | 2008-07-24 |
| EP1836278A4 (en) | 2011-06-01 |
| MX2007008415A (es) | 2007-09-06 |
| AU2005325150A1 (en) | 2006-07-27 |
| US7569508B2 (en) | 2009-08-04 |
| EP1836278A2 (en) | 2007-09-26 |
| BRPI0519002A2 (pt) | 2008-12-23 |
| US20060102521A1 (en) | 2006-05-18 |
| CA2594019A1 (en) | 2006-07-27 |
| WO2006078352A3 (en) | 2007-10-25 |
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