CC-00036 palladium-carbon catalyst
CC-00036 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
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