年產(chǎn)5.5萬(wàn)噸苯酐生產(chǎn)工藝設(shè)計(jì)-畢業(yè)設(shè)計(jì)說(shuō)明書(shū)

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2、月 日IIIProduction Technology Design of 55000 Tons of Phthalic Anhydride with an Annual Output AbstractPhthalic anhydride is one of the important organic chemical raw materials for the production of plasticizers, alkyd re

3、sins, unsaturated polyester resins, dyes and pigments, pharmaceuticals and pesticides. At present, the global phthalic anhydride production process used in naphthalene fluidized bed oxidation and naphthalene / o-xylene f

4、ixed bed oxidation, which o-xylene fixed bed oxidation technology accounts for about 90% of the world's total production capacity. The design of o-xylene oxidation continuous production of phthalic anhydride, the pro

5、cess is more mature, more information, so the use of the process.The design to determine the production of 6,000 tons of phthalic anhydride reasonable production process; complete with an annual output of 6,000 tons of p

6、hthalic anhydride production of all the process calculation (material accounting, heat balance), according to the process to determine the production process equipment size; Schematic diagram, process diagram and equipme