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US 2021/0070682 A1Published application
Preparation method for cyclohexane dimethanol having high trans content and cyclohexane dimethanol prepared thereby
AssigneeHanwha Solutions Corporation
InventorsJong Kwon LEE, Ki Don KIM, Eun Jeong KIM, Joo Hee HAN, Ho Seong NAM
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Abstract
Provided is a preparation method for a cyclohexane dimethanol (CHDM), which can have a high trans content through particular conditions, additive addition, or reactant addition, which is controlled in a cyclohexane dicarboxylic acid (CHDA) hydrogenation reaction, and a cyclohexane dimethanol prepared thereby.
Claims15
A method for preparing a cyclohexane dimethanol (CHDM) by performing a hydrogenation reaction of a catalyst and a cyclohexane dicarboxylic acid (CHDA), wherein a weight ratio of the catalyst to the cyclohexane dicarboxylic acid (CHDA) is 1:1 to 1:5.
Dependencies are inferred from the claim text.