CN1085110C - 表面改性的钒锑氧化物催化剂的制备方法 - Google Patents
表面改性的钒锑氧化物催化剂的制备方法 Download PDFInfo
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- CN1085110C CN1085110C CN95120072A CN95120072A CN1085110C CN 1085110 C CN1085110 C CN 1085110C CN 95120072 A CN95120072 A CN 95120072A CN 95120072 A CN95120072 A CN 95120072A CN 1085110 C CN1085110 C CN 1085110C
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Description
表1:离子交换处理 | |||||||||||||
:流化床催化剂 | |||||||||||||
压力=15磅/平方英寸(表压) | |||||||||||||
反应温度=460℃ | |||||||||||||
丙烷选择性%: | |||||||||||||
实验号 | 前体催化剂组成 | D化合物 | 在溶液中最初的D/V比 | 原料比C3H6/NH3/O2/N2 | 煅烧温度℃ | 接触时间,秒 | C3Hx转换率% | 丙烯腈 | 乙炔炭黑 | HCN | CO | CO2 | C3H4 |
1比较例 | V1.0Sb1.4Sn0.2Ti0.1Ox | 无数据 | 无数据 | 5/1.07/2.87/8.24 | 无数据 | 3.7 | 15.77 | 59.40 | 2.70 | 11.80 | 11.20 | 9.90 | 3.00 |
2 | ″ | Fe(CH3COO)2 | 0.004 | 5/1.06/3.10/8.62 | 650 | 3.0 | 15.00 | 62.90 | 2.50 | 10.80 | 10.50 | 9.40 | 2.40 |
3 | ″ | FeCl2 | 0.012 | 5/1.06/3.05/8.52 | 600 | 4.5 | 14.32 | 63.30 | 2.00 | 10.30 | 11.30 | 9.60 | 2.40 |
4比较例 | ″ | 无数据 | 无数据 | 5/1.0/2.75/7.82 | 无数据 | 2.3 | 16.01 | 55.30 | 2.40 | 8.30 | 17.10 | 14.40 | 1.10 |
5 | ″ | Co(CH3COO)2 | 0.0024 | 5/1.07/10/8.71 | 650 | 2.2 | 16.25 | 59.20 | 2.30 | 9.40 | 14.50 | 12.30 | 1.10 |
6比较例 | ″ | 无数据 | 无数据 | 3/1.03/2.69/6.9 | 无数据 | 5.4 | 29.29 | 46.00 | 1.60 | 8.60 | 23.50 | 19.40 | 0.40 |
7 | ″ | Co(CH3COO)2 | 0.0024 | 3/1.04/2.81/7.2 | 650 | 5.6 | 27.73 | 49.90 | 1.60 | 9.70 | 20.90 | 16.70 | 0.60 |
8比较例 | V1.0Sb1.4Sn0.2Ti0.1Co0.014Ox | 无数据 | 无数据 | 5/0.96/2.99/8.36 | 无数据 | 4.0 | 15.97 | 60.60 | 2.00 | 10.10 | 13.70 | 11.80 | 0.90 |
9 | ″ | Co(CH3COO)2 | 0.0024 | 5/1.14/2.96/8.59 | 650 | 3.8 | 15.62 | 62.30 | 2.20 | 10.80 | 11.70 | 11.10 | 1.20 |
10比较例 | ″ | 无数据 | 无数据 | 3/1.07/2.94/10.41 | 无数据 | 7.8 | 31.58 | 51.00 | 1.30 | 9.20 | 20.80 | 16.80 | 0.30 |
11 | ″ | Co(CH3COO)2 | 0.0024 | 3/1.08/2.82/10.38 | 650 | 8.3 | 31.05 | 53.30 | 1.30 | 9.10 | 18.50 | 17.00 | 0.40 |
表A:离子交换处理 | ||||||||||
煅烧后的固定床催化剂 | ||||||||||
反应条件:480℃;1大气压;3.0C3H6/1.16NH3/2.88O2/10.31N2/1.94H2O | ||||||||||
IE=在具有在溶液中D元素对钒的初始原子比率(D/V)的水溶液中于23℃离子交换至少1小时并进行二次。将催化剂干燥后于所指示的温度下在空气中煅烧3小时。 | ||||||||||
离子交换的前体=V1.0Sb1.4Sn0.2Ti0.1Ox(在650℃第二次煅烧并用异丁醇洗涤后) | ||||||||||
丙烷选择性%: | ||||||||||
实验号 | 前体催化剂组成 | D化合物 | 溶液中初始D/V比 | IE后的煅烧温度,℃ | 接触时间,秒 | C3Hx转换率% | 丙烯腈 | HCN | CO+CO2 | C3H6 |
12比较例 | V1.0Sb1.4Sn0.2Ti0.1Ox | 无数据 | 无数据 | 无数据 | 3.70 | 30.92 | 55.59 | 10.54 | 31.31 | 1.32 |
13 | ″ | Co(CH3COO)2 | 0.01 | 650 | 3.94 | 29.60 | 57.99 | 10.52 | 29.38 | 0.90 |
14 | ″ | 无数据 | 无数据 | 无数据 | 3.77 | 30.03 | 56.11 | 10.61 | 31.13 | 0.94 |
15 | ″ | Co(CH3COO)2 | 0.01 | 650 | 4.02 | 29.85 | 58.21 | 10.74 | 29.25 | 0.61 |
16 | ″ | 无数据 | 无数据 | 无数据 | 3.55 | 30.68 | 56.53 | 10.40 | 31.35 | 0.59 |
17 | ″ | Co(CH3COO)2 | 0.01 | 650 | 3.34 | 29.78 | 57.95 | 10.32 | 29.74 | 0.79 |
表2:离子交换处理 | ||||||||||
用空床催化剂 | ||||||||||
反应条件:460℃;1atm;5.0C3H6/1.0NH3/2.8O2/1.0H2O | ||||||||||
IE=在额定的D元素对钒比值(D/V)的23℃的水溶液中离子交换处理至少1小时 | ||||||||||
丙烷选择性%: | ||||||||||
实验号 | 催化剂组成 | D化合物 | 溶液中初始D/V比 | 煅烧温度,℃ | 接触时间,秒 | C3Hx转换率% | 丙烯腈 | HCN | CO+CO2 | C3H6 |
18比较例 | V1.0Sb1.4Sn0.2Ti0.1Ox | 无数据 | 无数据 | 无数据 | 1.70 | 14.70 | 60.90 | 11.00 | 22.60 | 1.50 |
19 | ″ | Co(CH3COO)2 | 0.016 | 650 | 2.60 | 14.70 | 65.90 | 9.90 | 19.40 | 1.50 |
20 | ″ | Li(CH3COO) | 0.016 | 650 | 2.80 | 14.20 | 65.10 | 10.00 | 20.10 | 1.40 |
21 | ″ | Cu(CH3COO)2 | 0.016 | 650 | 3.00 | 15.20 | 64.50 | 10.30 | 20.90 | 1.40 |
22 | ″ | Cu(CH3COO)2 | 0.016 | 500 | 2.10 | 14.70 | 61.20 | 9.90 | 24.50 | 1.00 |
23 | ″ | Mn(CH3COO)2 | 0.016 | 650 | 3.30 | 15.80 | 62.30 | 10.50 | 23.00 | 1.20 |
24 | ″ | Cr(CH3COO)3 | 0.016 | 650 | 2.90 | 15.90 | 64.00 | 10.20 | 21.60 | 1.20 |
25 | ″ | Fe(CH3COO)2 | 0.016 | 650 | 2.70 | 16.00 | 64.70 | 10.40 | 20.70 | 1.40 |
26 | ″ | VO(CH3COO)2 | 0.016 | 650 | 1.40 | 15.50 | 60.90 | 10.40 | 22.00 | 2.30 |
27 | ″ | VO(CH3COO)2 | 0.016 | 500 | 1.90 | 15.90 | 61.40 | 10.10 | 23.80 | 1.30 |
28 | ″ | H3(PW12O40) | 0.081 | 500 | 1.70 | 14.10 | 62.00 | 10.80 | 21.80 | 1.70 |
29 | ″ | H3(PMo12O40) | 0.081 | 650 | 1.30 | 14.40 | 61.40 | 10.70 | 22.20 | 2.60 |
表3:溶剂热处理 | ||||||||||
固定床催化剂 | ||||||||||
反应条件:460℃;1atm;5.0C3H6/1.0NH3/2.8O2/1.0H2O | ||||||||||
HTT=在具额定的D元素对钒比值(D/V)的180℃的水溶液中水热处理16小时 | ||||||||||
丙烷选择性%: | ||||||||||
实验号 | 催化剂组成 | D化合物 | 溶液中的最初D/V比值 | 煅烧温度,℃ | 接触时间,秒 | C3Hx转换率% | 丙烯腈 | HCN | CO+CO2 | C3H6 |
30比较例 | V1.0Sb1.4Sn0.2Ti0.1Ox | 无数据 | 无数据 | 无数据 | 2.40 | 14.50 | 61.40 | 10.00 | 22.10 | 3.40 |
31 | ″ | H2O only | 无数据 | 无数据 | 2.70 | 14.90 | 60.80 | 9.30 | 25.30 | 1.90 |
32 | ″ | LiOH | 0.001 | 650 | 2.60 | 14.40 | 62.80 | 9.90 | 22.10 | 2.40 |
33 | ″ | LiOH | 0.001 | 650 | 2.70 | 14.50 | 63.70 | 8.40 | 23.40 | 1.50 |
34 | ″ | LiOH | 0.001 | 700 | 3.10 | 13.40 | 63.50 | 10.00 | 23.20 | 0.30 |
35 | ″ | AgNO3 | 0.001 | 650 | 2.80 | 14.20 | 63.40 | 10.60 | 22.00 | 1.20 |
36 | ″ | Co(NO3)2 | 0.001 | 650 | 2.80 | 14.80 | 63.40 | 8.50 | 24.40 | 0.90 |
37比较例 | ″ | 无数据 | 无数据 | 无数据 | 2.20 | 15.70 | 61.80 | 8.00 | 25.90 | 1.50 |
38比较例 | ″ | 只有H2O | 无数据 | 650 | 3.10 | 15.20 | 62.40 | 8.00 | 26.70 | 0.30 |
39 | ″ | Fe(CH3COO)2 | 0.001 | 650 | 2.70 | 15.10 | 65.10 | 9.60 | 22.60 | 0.00 |
40 | ″ | Fe(CH3COO)2 | 0.0005 | 650 | 3.10 | 15.20 | 64.30 | 8.90 | 23.90 | 0.40 |
41 | ″ | Cr(CH3COO)3 | 0.001 | 650 | 3.20 | 15.60 | 62.50 | 8.10 | 26.60 | 0.30 |
42 | ″ | Mn(CH3COO)2 | 0.001 | 650 | 3.20 | 15.30 | 62.40 | 8.30 | 26.20 | 0.60 |
表4:浸渍处理 | ||||||||||
固定床催化剂 | ||||||||||
反应条件:460℃;1atm;5.0C3H6/1.0NH3/2.8O2/1.0H2O | ||||||||||
IMP=在具有额定的D元素对钒比值(D/V)的55℃的水溶液中浸渍处理至少3小时 | ||||||||||
丙烷选择性%: | ||||||||||
实验号 | 催化剂组成 | D化合物 | 溶液中最初的D/V比值 | 煅烧温度,℃ | 接触时间,秒 | C3Hx转换率% | 丙烯腈 | HCN | CO+CO2 | C3H6 |
43比较例 | V1.0Sb1.4Sn0.2Ti0.1Ox | 无数据 | 无数据 | 无数据 | 2.40 | 14.50 | 61.40 | 10.00 | 22.10 | 3.40 |
44 | ″ | LiOH | 0.001 | 650 | 4.60 | 14.40 | 62.70 | 8.60 | 23.70 | 2.30 |
45比较例 | ″ | 无数据 | 无数据 | 无数据 | 2.20 | 15.70 | 61.80 | 8.00 | 25.90 | 1.50 |
46 | ″ | Fe(CH3COO)2 | 0.001 | 650 | 4.20 | 15.40 | 63.50 | 8.50 | 24.80 | 0.90 |
47 | ″ | Fe(CH3COO)2 | 0.001 | 700 | 4.10 | 14.60 | 63.90 | 8.90 | 24.50 | 0.20 |
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CN95120072A CN1085110C (zh) | 1995-11-14 | 1995-11-14 | 表面改性的钒锑氧化物催化剂的制备方法 |
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CN1150061A CN1150061A (zh) | 1997-05-21 |
CN1085110C true CN1085110C (zh) | 2002-05-22 |
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Citations (2)
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US5094989A (en) * | 1990-12-21 | 1992-03-10 | The Standard Oil Company | Process for activation of catalysts |
US5214016A (en) * | 1992-04-02 | 1993-05-25 | The Standard Oil Company | Method of making catalysts containing vanadium, antimony and tin |
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US5094989A (en) * | 1990-12-21 | 1992-03-10 | The Standard Oil Company | Process for activation of catalysts |
US5214016A (en) * | 1992-04-02 | 1993-05-25 | The Standard Oil Company | Method of making catalysts containing vanadium, antimony and tin |
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