Dai Chengna

Method for extracting, distilling and separating alcohol-water solution through ethylene glycol and ionic liquid

Method for separating alcohol from water through ion liquid extraction and rectification

Method for preparing high-purity isobutene from raffinate C4 by means of separation

Absorption and adsorption coupling method for capturing carbon dioxide

Method for preparing isopropyl benzene

Method using ionic liquid for gas drying and dehydration

Method for ionic liquid extractive rectification and removal of acid and water simultaneously

Monolithic catalyst for hydrogenation process of anthraquinone-process preparation of hydrogen peroxide and preparation method thereof

Method for removing VOCs (volatile organic compounds) in gas through ionic liquid

Method for absorbing carbon dioxide in synthesis gas at low temperature with ionic liquid