|
Main reaction
| Main reaction |
C4H10 + 3.5
O2 ® C4H2O3
+
4 H2O
|
∆H
= -1236 kJ/mol (-295.4
kcal/mol) |
| Burning
|
| C4H10 + 6.5
O2 ® 4 CO2
+ 5 H2O |
∆H = -2656
kJ/mol (-634.8 kcal/mol) |
| C4H10 + 4.5
O2 ® 4 CO +
5 H2O |
∆H = -1521 kJ/mol (-363.5 kcal/mol) |
| Beside this
there are several minor reactions forming by- products like acetic or acrylic
acids: |
| C4H10
+ 2.5 O2 ® 2 CH3COOH + H2O |
|
| C4H10
+ 2.5 O2 ® 4/3 CH2CHCOOH
+ 7/3 H2O |
|
|
The reaction
takes place on catalyst which is basically a vanadium/phosphorus type.
Typical
temperatures of reaction are between :
Reactor (Salt)
temperature: 400 - 430°C.
Catalyst
temperature (Hot Spot): 430 - 460°C |
| |
|
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