Type of catalysts

% Total conversion after modification by the additive AB at different temperatures

300C

350C

400C

450C

500C

Sr/ZSM-5 10%

5.9

32.8

44.7

61.5

62.9

Sr/ZSM-5 5%

0.6

4.5

33

48.6

52

Sr/ZSM-2.5% 5

0.4

8.5

10

25.52

30.1