采用在线质谱动态响应技术,研究了钒磷复合氧化物(VPO)催化剂再氧化条件(氧浓度、温度和时间)对正丁烷选择氧化制顺酐反应的影响. 结果表明,催化剂再氧化条件对正丁烷选择氧化反应性能有明显的影响,其中再氧化温度是主要影响因素. 当正丁烷选择氧化和VPO催化剂再氧化在反应器(循环流化床和固定床)内序贯、交替进行时,可以通过改变再氧化条件使催化剂再氧化反应与正丁烷选择氧化反应恰当地匹配以改善时均反应性能.
参考文献
| [1] | Centi G;Trifiro F;Ebner J R;Franchetti V M .[J].Chemical Reviews,1988,88(01):55. |
| [2] | Emig G;Uihlein K;Hcker C-J .[J].Studies in Surface Science and Catalysis,1994,82:243. |
| [3] | Contractor R M .[P].US 4 668 802,1987. |
| [4] | Contractor R M .[P].US 5 021 588,1991. |
| [5] | Contractor R M;Garnett D I;Horowitz H S;Bergna H E,Patience G S,Schwartz J T,Sisler G M .[J].Studies in Surface Science and Catalysis,1994,82:233. |
| [6] | Contractor R M .[J].Chemical Engineering Science,1999,54(22):5627. |
| [7] | 梁日忠 .[D].北京:北京化工大学,2002. |
| [8] | 黄晓峰 .[D].北京:北京化工大学,1999. |
| [9] | Aitlachgar K.;Volta JC.;Abon M. .SELECTIVE OXIDATION OF N-BUTANE TO MALEIC ANHYDRIDE ON VANADYL PYROPHOSPHATE .1. INFLUENCE OF OXIDATION PRETREATMENTS ON THE CATALYTIC PERFORMANCES[J].Journal of Catalysis,1997(2):383-390. |
| [10] | Ait-Lachgar K.;Brun M.;Herrmann JM.;Krafft JM.;Martin JR. Volta JC.;Abon M.;Tuel A. .Selective oxidation of n-butane to maleic anhydride on vanadyl pyrophosphate - II. Characterization of the oxygen-treated catalyst by electrical conductivity, Raman, XPS, and NMR spectroscopic techniques[J].Journal of Catalysis,1998(2):224-230. |
| [11] | HUANG X F;Li Ch Y;CHEN B H;Qiao C Zh,Yang D H .[J].Industrial and Engineering Chemistry Research,2001,40(03):768. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%