This technology uses ethanolamine and ammonia as raw materials to undergo catalytic reactions under hydrogen and catalyst conditions, producing ethyleneamines such as ethylenediamine, piperazine, and diethylenetriamine through product refining and separation. The process includes reaction units, recycling units, and refining units. Key features include green, clean, environmentally friendly, and high atom utilization. Key equipment includes catalysts, reactors, compressors, and product distillation columns.

Technology provider:Dalian Institute of Chemical Physics, Chinese Academy of Sciences