METHOD FOR PRODUCING CYCLOHEXANONE DIMER

To provide a method for producing a cyclohexanone dimer that has a mild reaction condition, a fast reaction rate and high selectivity.SOLUTION: A method for producing a cyclohexanone dimer includes the steps of performing condensation of cyclohexanone in the presence of a solid acid catalyst to obta...

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Hauptverfasser: CHANG CHIHN, SHEN CHIA-HUI, YO KOGAI, TSAI CHIA-TSEN
Format: Patent
Sprache:eng ; jpn
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Zusammenfassung:To provide a method for producing a cyclohexanone dimer that has a mild reaction condition, a fast reaction rate and high selectivity.SOLUTION: A method for producing a cyclohexanone dimer includes the steps of performing condensation of cyclohexanone in the presence of a solid acid catalyst to obtain the cyclohexanone dimer, wherein the solid acid catalyst includes metal oxide of tungsten and a carrier that carries the metal oxide of tungsten and has Lewis acid sites and Bronsted acid sites.SELECTED DRAWING: Figure 1 【課題】反応条件が穏やかで、反応速度および選択性が高いシクロヘキサノン2量体の製造方法の提供。【解決手段】固体酸触媒の存在下でシクロヘキサノンを縮合反応させてシクロヘキサノン二量体を得る工程を含み、前記固体酸触媒は、タングステン金属酸化物と、当該タングステン金属酸化物を担持し、かつルイス酸点およびブレンステッド酸点を有する担体とを含有する、シクロヘキサノン二量体の製造方法。【選択図】図1