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Title: | Adipic Acid |
Keywords: | Adipic Acid Acid |
Issue Date: | Jan-1979 |
Publisher: | United Nations Industrial Development Organization |
Abstract: | Cyclohexane is oxidised by air in a series of three reactors, endothermically at l650C and 10.5 bar in the presence of boiler acid to produce a mixture of cyclohexanone and cyclohexanol, called ketone-alcohol (KA) oil. Overhead gases are condensed to remove most of the contained cyclohexane from N2, CO and CO2. KA oil is oxidised to adipic acid using nitric acid in a two stage reaction system operating at 700C and lOOC respectively. Total residence time is one and a half hours. Crude product is crystallised producing 95 percent adipic acid after centrifuging. This is recrystallised, dried and bagged. |
URI: | http://hdl.handle.net/123456789/4002 |
Appears in Collections: | United Nations Industrial Development Organization |
Files in This Item:
File | Description | Size | Format | |
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ADIPIC ACID.pdf Restricted Access | 1.99 MB | Adobe PDF | View/Open Request a copy |
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