| Product Name | NSPMDA-DL1 Catalyst for Pyromellitic Dianhydride Production from Durene | |
| Product Type | NSPMDA-DL1 | |
| Chemical Composition | V-Ti metal oxide coated on inert carrier | |
| Physical Properties | Appearance | Regular hollow cylinder |
Dimension | 7.0*7.0*3.7±0.1mm | |
| Bulk Density | 1.07+/-0.05 kg/L | |
Performance Index | Oxidation Yield | 88-90wt. % beginning |
|
Hot-spot Temperature |
420-460℃(beginning) 400-440℃(normal) | |
| Catalyst Bed Pressure Drop | 0.20-0.25bar (G) | |
| Catalyst Life | > 12 months | |
| Commercial Plant Operation Conditions | Air Volume | 4.2NCM/tube/h(normal) |
Single Tube Benzene Feed Rate | 70g/ tube/h(normal) | |
Durene Input Concentration | 16.7g/NCM(normal) | |
| Salt Temperature | 355-370℃(beginning) | |
| Features | Started the R&D in 2012 and put into commercial plant operation since 2017, NSPMDA-DL1 is featured by high activity and yield. and obtains stable and reliable quality of crude anhydride products. Now it has been successfully applied in many sets of domestic industrial plants. We provide technical services for catalyst loading and start-up guidance. | |
| Development History | 2013 | Research and development succeed |
2014 | Industrial production and sales. | |
| Application Case | Jiangsu Hualun Aisi Kai Fine Chemical Co., LTD | |
| Changshu Federal Chemical Co., LTD | ||
| Dalian Longxiang Catalytic Chemical Co., LTD | ||
| Henan Puyang Longdeyang New Material Co., LTD | ||
Shandong Kaibur Chemical Co., LTD | ||
0519-69880351
0519-69880350
No. 78, Gangqu Middle Road, Riverside Industry zone, Xinbei District, Changzhou City, Jiangsu Province
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