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                        Product Details:
                                                     
                
 
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| Product Name: | Acetylene Hydrogenation Catalyst | Appearance: | Pale-brown Spheres(oxidation State) | 
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| 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 | 
| Highlight: | hydrotreating catalyst,solid phosphoric acid catalyst | 
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Acetylene hydrogenation catalyst for acetylene conversion
JL-H-18 acetylene hydrogenation catalyst
JL-H-18 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.
| tem | 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 | 35-90℃ | 
| 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 | 40-90℃ | 
| 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 | 40-90℃ | 
| 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 | 40-90℃ | 
| 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 | 45-90℃ | 
| 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 | 45-90℃ | 
| 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 | 
Contact Person: Mr. James.Li
Tel: 86-13706436189
Fax: 86-533-6076766