news dmcha (n,n-dimethylcyclohexylamine): a choice to meet the market demand of high-standard polyurethane in the future dmcha (n,n-dimethylcyclohexylamine): a choice to meet the market demand for high-standard polyuretha... 03/12124DMCHA (N N-dimethylcyclohexylamine): a choice to meet the market demand of high-standard polyurethane in the future