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Liaoning Haitai Scientific and Technological Development Co.,Ltd
Marketing office:31-floor 1 unit building No.1 Poly Ray New City, Wanghua District Fushun, Liaoning Province, China. Fctory: No.38 Qingtaizi Road, Shenfu New District, Liaoning Province, China
Post Code:113122 E-mail:sales@chinacatalyst.com
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PDC-01 palladium-carbon catalyst
PDC-01 palladium-carbon catalyst
PDC-01 palladium-carbon catalyst is mainly use for hydrogeantion of 4-CBA existing in PTA solution to water-soluble substance, so that PTA can be purified by crystallization.the catalyst also can be used for hydrogenation of intermediate in pharmacy manufacture.
Chemical and physical properties(used for PTA process)
|
Item |
target |
Item |
target |
|
Pd content,wt% |
0.5±0.05 |
carbon |
balance |
|
Particle distribution |
4.75mm up,5max; 2.36-4.75mm,90min |
Surface area,m2/g |
900-1000 |
|
appearance |
Black granule |
iron |
300ppm max |
|
copper |
50ppm max |
surfur |
500ppm max |
Reference operating conditions：
Temperature：260-300℃
Pressure：5.0-8.0Mpa,
partial pressure of hydrogen：0.4-0.8Mpa
Space velocity：5-15 hr-1
Material,PTA concentration：28%;4-CBA content：3300ppm
Conversion rate of 4-CBA,98%min.
Packing and storage：
This product is flammable，it need to be stored in sealed , shady and cool condition
