ZSM-5 iru zeolite, ohun ini ga-yanrin zeolite ati ki o nini a Si / Al ipin ti soke si 1000 ati loke, tun fihan ni hydrophobic ti iwa. Awọn be ẹya-ara ti iru a zeolite ni wipe awọn inaro ati petele awọn ẹya ara wa okuta alum inosilicate kq 10-membered ikanni. Awọn ipilẹ be ni kq ti mẹjọ 5-membered oruka, eyi ti o ikanni nikan ati ki o jẹ lai ẹyẹ-free cavities. ZSM-5 ni o ni meji tosaaju ti agbelebu awọn ikanni, ọkan ninu awọn ti o jẹ ellipse, ati awọn window opin rẹ ni 0.55 to 0.60nm. Bi awọn lenu aaye ni iru si awọn apẹrẹ ti awọn wiwọle, awọn zeolite ni o ni a apẹrẹ aṣayan ipa si awọn reactants ati awọn ọja. Jù bẹẹ lọ, ZSM-5 ni kan ti o dara aise ohun elo ti a yan ayase nitori awọn harmonious be ati hydrothermal iduroṣinṣin.
ZSM-5 Iru zeolite wa ni o gbajumo loo si Petrochemical processing iwakusa, loo si awọn fluidifying, catalyzing ati inu ilana bi ohun Iranlọwọ fun producing diẹ propylene ati liquefied gaasi, ati imudarasi octane nọmba ti awọn petirolu. Ni afikun, awọn zeolite le ti wa ni loo si awọn isejade ti ethylbenzene, xylene, phenol, pyridine, bbl
Ohun elo:
1.ZSM - 5 molikula sieve lo fun FCC ayase: mora SiO2 / Al2O3 ratio ni laarin 40 to 50.
2.ZSM - 5 molikula sieve lo fun FCC petirolu additives lati din olefin: mora SiO2 / Al2O3 ratio ni laarin 38 to 40.
3.ZSM - 5 molikula sieve lo fun resid katalitiki wo inu: mora SiO2 / Al2O3 ratio ni laarin 25 to 30.
4.ZSM - 5 molikula sieves ni kemikali ise, itanran kemikali ise ti wa ni o gbajumo ni lilo ni apẹrẹ-yan catalysis, gẹgẹ bi awọn diethylbenzene ayase, xylene isomerization ayase, ethyl roba, ethylene glycol, ethylene glycol butyl ether ti ayase ni o ni kan jakejado ibiti o ti fun ipawo.
Technic ọjọ:
ohun kan |
Unit |
min |
aṣoju |
Max |
analitikali Ọna |
ojulumo crystallinity |
% |
90 |
93 |
X-ray diffractometer |
|
Total kan pato dada |
m 2/ g |
320 |
360 |
afamu |
|
Microporous kan pato dada |
m 2/ g |
270 |
280 |
afamu |
|
Yanrin-alumina ratio |
/ |
25 |
27.5 |
30 |
XRP |
Lori 2Eyin |
wt% |
0.04 |
0.1 |
Iná Photometric Analysis |
|
SO 42 |
wt% |
0.20 |
0,4 |
XRP |
|
Cl- |
ppm |
70 |
kemikali Analysis |
||
LOI |
wt% |
10 |
Gravimetric Analysis |
||
D, 50 |
μm |
6 |
9 |
Lase sit Distribution |
|
D, 90 |
μm |
9.0 |
15 |
Lesa sit Distribution |
|
> 100μm |
0 |
0,06 |
Lesa sit Distribution |