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A new recovery technology is developed to recycle N, N-dimethyl formamide (DMF) in waste gas from wet type polyurethane synthetic leather industry. Given that the concentration of DMF in waste gas was as low as 325.6–688.3 mg·m −3 , it was necessary to make sure two phases contact adequately and strengthen the mass transfer by increasing contact area and enhancing the turbulence. Therefore,...
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