KR101493398B1 - 합성가스로부터 함산소탄소화합물 제조를 위한 메조다공성 탄소 나노 입자 촉매 및 이를 이용한 함산소탄소화합물의 제조방법 - Google Patents
합성가스로부터 함산소탄소화합물 제조를 위한 메조다공성 탄소 나노 입자 촉매 및 이를 이용한 함산소탄소화합물의 제조방법 Download PDFInfo
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- KR101493398B1 KR101493398B1 KR20130128568A KR20130128568A KR101493398B1 KR 101493398 B1 KR101493398 B1 KR 101493398B1 KR 20130128568 A KR20130128568 A KR 20130128568A KR 20130128568 A KR20130128568 A KR 20130128568A KR 101493398 B1 KR101493398 B1 KR 101493398B1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
- B01J21/18—Carbon
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
- B01J23/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
- B01J23/56—Platinum group metals
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
- B01J27/02—Sulfur, selenium or tellurium; Compounds thereof
- B01J27/04—Sulfides
- B01J27/047—Sulfides with chromium, molybdenum, tungsten or polonium
- B01J27/051—Molybdenum
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/02—Impregnation, coating or precipitation
- B01J37/0201—Impregnation
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Catalysts (AREA)
Abstract
Description
로듐 담지량 (중량%) | BET 표면적 (m2/g) | 기공 부피 (cm3/g) | 메조 기공 크기 (nm) | CO 흡착량 (μmol/g) |
|
실시예 1 | 0.74 | 1130 | 1.10 | 3.2 | 91.6 |
실시예 2 | 0.77 | 1690 | 1.25 | 2.6, 3.7 | 95.9 |
비교예 1 | 0.70 | 900 | 0.89 | 3.3 | 99.8 |
비교예 2 | 0.69 | 1510 | 1.13 | 2.8, 3.9 | 99.3 |
비교예 3 | 0.50 | 1250 | 1.02 | - | 16.4 |
구 분 | CO 전환율(%) |
CH4 선택도(%) |
C2 + 함산소화합물 선택도(%) |
C2 + 함산소화합물 생성속도(mg/(g-cat h)) |
실시예 1 | 10.6 | 37.8 | 41.8 | 151.5 |
실시예 2 | 14.1 | 37.2 | 41.4 | 200.1 |
실시예 3 | 23.9 | 20.7 | 44.7 | 320.6 |
실시예 4 | 11.6 | 35.7 | 27.5 | 105.8 |
비교예 1 | 10.7 | 40.1 | 41.5 | 140.4 |
비교예 2 | 10.8 | 60.0 | 25.5 | 75.9 |
비교예 3 | 0.38 | 40.6 | 10.3 | 1.1 |
Claims (10)
- 입자 크기가 100 내지 600 nm인 메조다공성 탄소 나노 입자(Mesoporous Carbon Nanoparticle, MCN) 담체에 촉매활성 금속이 담지되고, 상기 담체의 구조는 2 차원 육방 구조로 정렬된 막대형 또는 2 차원 육방 구조로 정렬된 튜브형인 것을 특징으로 하는 합성가스로부터의 함산소탄소화합물 제조용 촉매.
- 제1항에 있어서,
상기 담체의 구조는 2 차원 육방 구조로 정렬된 튜브형인 것을 특징으로 하는 합성가스로부터의 함산소탄소화합물 제조용 촉매.
- 삭제
- 제1항에 있어서,
상기 촉매활성 금속은 로듐, 팔라듐 및 이리듐으로부터 선택되는 하나 이상의 제1 금속과 망간, 리튬, 붕소, 철, 세륨 및 지르코늄으로부터 선택되는 하나 이상의 제2 금속의 복합 금속, 구리-아연, 구리-코발트, 철계 산화물 또는 이황화몰리브덴(MoS2)인 것을 특징으로 하는 함산소탄소화합물 제조용 촉매.
- 제4항에 있어서,
상기 복합 금속의 함량은 전체 촉매 100 중량부에 대하여 0.5 내지 30 중량부인 것을 특징으로 하는 함산소탄소화합물 제조용 촉매.
- 제4항에 있어서,
상기 복합 금속은 로듐, 망간, 리튬, 철의 복합 금속이고, 중량비는 로듐:망간:리튬:철 = 1:1:0.075:0.05인 것을 특징으로 하는 함산소탄소화합물 제조용 촉매.
- 메조다공성 실리카 나노 입자 주형을 준비하는 단계(단계 1);
상기 단계 1의 나노 입자 주형의 기공 내에 탄소전구체와 산의 혼합물을 흡착시키고 건조 및 중합반응을 수행하는 단계(단계 2);
상기 단계 2의 나노 입자 주형의 기공 내에서 중합된 탄소 화합물을 열분해 하는 단계(단계 3);
상기 단계 3의 나노 입자 주형을 제거하여 입자 크기가 100 내지 600 nm인 규칙적인 메조다공성 탄소 나노 입자 담체를 제조하는 단계(단계 4); 및
상기 단계 4의 메조다공성 탄소 나노 입자 담체에 촉매 활성 금속을 함침시키는 단계(단계 5);를 포함하는 제1항의 함산소탄소화합물 제조용 촉매의 제조방법.
- 제7항에 있어서,
상기 단계 1의 메조다공성 실리카 나노 입자 주형은 SBA(Santa Barbara), KIT(Korea Advanced Institute of Science and Technology), MMS(Mesoporous Molecular Sieve), MCM(Mobil Composition of Matter), MSU(Michigan State University), FDU(Fudan University) 및 TUD(Technische Universiteit Delft) 시리즈로 이루어지는 군으로부터 선택되는 것을 특징으로 하는 함산소탄소화합물 제조용 촉매의 제조방법.
- 제7항에 있어서,
상기 단계 5의 함침은 활성 금속의 모든 금속 전구체 각각을 하나의 용매에 녹인 후 초기 습윤법에 의하여 수행되는 것을 특징으로 하는 함산소탄소화합물 제조용 촉매의 제조방법.
- 제1항의 촉매를 합성가스와 접촉시키는 단계를 포함하는 합성가스로부터의 함산소탄소화합물 제조방법.
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CN120079370A (zh) * | 2025-04-30 | 2025-06-03 | 内蒙古农业大学 | 一种ZnO空心纳米管-小麦生物碳异质结复合催化剂及其制备方法与应用 |
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