propene造句
1. Competitive inhibition between methane and propene was minimized by physical separation of the regeneration and epoxidation.
2. The liquid product from the ammoxidation of propene to acrylonitrile was analyzed by means of coupling the Type 103 gas chromatograph with a computer.
3. With the increase of R, the propene conversion of the single stage and the selectivity of cumene increase and the side reaction decreases.
4. Higher productivity and selectivity of propene in dehydrogenation of propane wereachieved with MgO crystal catalyst treated by shock wave.
5. Relations between benzene to propene ratio(R) and reactive results in alkylation were studied.
6. This agent is propene polyoxyethylene binary block polyether chain extension production initiated by polyamine and polyalcohol .
7. Here propene is separated from light gases by absorption in methanol and is almost quantitatively recycled with negligible losses.
8. The oxidative dehydrogenation of propane (ODP) to propene is one important subject in natural gas, oil field gas and refinery gas application area.
9. The epoxy chloropropane synthesis technology with propene is mature, with abundant feed supply, relevant investment and high profits, which can obtain satisfactory returns.
10. Rising temperature can greatly increase the conversion of propane and then the yield of propene.
11. New allyl lithium THF complex was prepared conveniently by the reaction of propene with n-butyl lithium in the presence of tetrahydrofuran.
12. When the content of water and arsenic become high, the probability of the content of sulfur in refined propene above criterion is creaming.
13. The paper describes the analytical methods of trace level hydrocarbon impurities in pure ethene and propene.
14. This paper reports the analysis and identification of gaseous condensatesfrom plasma polymerization of ethylene and propene by means of GC, GC-MSand ESR.
15. Effects of the main factors, such as reaction temperature, pressure, amount of catalyst, reaction time and flowrates of propene and the inert gas, on the reaction were discussed.
16. Properly selected reaction temperature can suppress the secondary reactions and enhance the production of propene and ethene.
17. They mainly includes the utilization of ethene in dry gas and of propene and butylene in liquified petroleum gas.
18. It was shown that there was by product acetone in the products of propene hydration etherification, while there existed no acetone in the products of isopropanol dehydration reaction.
19. Their catalytic behavior was investigated in the oxidation of propene to acrolein.
20. The paper proposed chitosan is chosen as the new carrying agent, and the experiment shows chitosan can be investigated as the new carrying agent for propene separation further.
21. Fig . 2. Two reactor design for ammoxidation of propene. Completeseparation of air and propene plus ammonia.
22. It's very difficult to investigate the content variation of sulfide in fine propene since the state of organic sulfide in gas fractionation unit feedstock (LPG) was very complex.
23. Admixture of a SiO 2 carrier, however, decreases the propene selectivity somewhat.