Customization: | Available |
---|---|
CAS No.: | No |
Formula: | No |
Suppliers with verified business licenses
Audited by an independent third-party inspection agency
ACH-10 acetylene hydrogenation catalyst
ACH-10 catalyst used for selective hydrogenation of acetylene to ethylene has been succefully used in several industrial units.it is suitable for acetylene conversion in both two-stage process and three-stage process.
Physical and chemical properties:
item |
target |
appearance |
Pale-brown spheres(oxidation state) |
Particle size(mm) |
Φ2.5~4.0 |
Bulk density(g/ml) |
0.70 |
Specific Surface area(m2/g) |
40±10 |
Crushing strength (N/particle) |
70 |
Chemical compositions |
Pd-D/Al2O3(D refers to second component) |
Pd content(wt%) |
0.040 |
2.reference operating conditions:
Space velcity |
2000-8000h-1 |
Hydrogen to acetylene ratio(V/V) |
0.8-2.6:1 |
Outlet acetylene content |
≤1×10-6 |
Regeneration cycle |
2-6months |
Service lifetime |
2-5years |
3.operating condition claims
3.1 when the content of acetylene reaches 1.2-2.5(%),three-stage hydrogenation is necessary.
First -reactor:
pressure |
1.0-4.0Mpa |
inlet temperature |
35-90ºC |
space velocity |
2000-8000h-1 |
H2 to acetylene ratio(v/v) |
0.8-1.2:1 |
Acetylene conversion rate |
30-55% |
Ethylene plus |
0.00-0.50 % |
Regenaeration cycle |
2months min |
Catalyst service lifetime |
2-5years |
Second-reactor
pressure |
1.0-4.0Mpa |
inlet acetylene |
0.60-1.1 % |
inlet temperature |
40-90ºC |
space velocity |
2000-8000h-1 |
H2 to acetylene ratio(v/v) |
0.9-1.4:1 |
Acetylene conversion rate |
60-90% |
Outlet acetylene |
0.10-0.30% |
Regenaeration cycle |
3-6months |
Catalyst service lifetime |
2-5years |
Third reactor
pressure |
1.0-4.0Mpa |
inlet acetylene |
0.10-0.3% |
inlet temperature |
40-90ºC |
space velocity |
2000-8000h-1 |
H2 to acetylene ratio(v/v) |
1.5-2.6:1 |
Outlet acetylene |
1×10-6 max |
Regenaeration cycle |
4-7months |
Catalyst service lifetime |
4-6years |
3.2 when the content of acetylene reaches 1.0-1.9(%),two-stage hydrogenation will do well.
First -reactor:
pressure |
1.0-4.0Mpa |
inlet temperature |
40-90ºC |
space velocity |
2000-8000h-1 |
H2 to acetylene ratio(v/v) |
1.0-1.4:1 |
Acetylene conversion rate |
40-90% |
Outlet acetylene |
0.15-0.45% |
Ethylene plus |
0.00-0.50% |
Regenaeration cycle |
3-6months min |
Catalyst service lifetime |
2-5years |
Second-reactor
pressure |
1.0-4.0Mpa |
inlet acetylene |
0.10-0.45 % |
inlet temperature |
45-90ºC |
space velocity |
2000-8000h-1 |
H2 to acetylene ratio(v/v) |
1.2-2.6:1 |
Acetylene conversion rate |
60-90% |
Outlet acetylene |
1×10-6max |
Regenaeration cycle |
3-6months |
Catalyst service lifetime |
4-6years |
3.31 when the content of acetylene is lowre than 0.6(V%),one-stage hydrogenation is enouth.
pressure |
1.0-4.0Mpa |
inlet acetylene |
0.10-0.45 % |
inlet temperature |
45-90ºC |
space velocity |
2000-8000h-1 |
H2 to acetylene ratio(v/v) |
1.2-2.6:1 |
Acetylene conversion rate |
60-90% |
Outlet acetylene |
1×10-6max |
Regenaeration cycle |
3-5months |
Catalyst service lifetime |
4-6years |