Waste gas utilization equipment is used in polyimide production

The utility model discloses a waste gas utilization equipment is used in polyimide production, including heat transfer device, solvent recovery unit, solvent adsorption equipment, heat transfer deviceincludes hollow shell, its inside cold air duct, hot air duct of being equipped with, be equipped with metal partition between cold air duct, the hot air duct, be equipped with a plurality of heatingnets in the cold air duct, be equipped with a plurality of heat transfer plates in the hot air duct, solvent recovery unit includes cooling tube, solvent storage tank, solvent takeover, solvent adsorption equipment includes the box body, and the box body is equipped with box body air inlet and box body gas outlet, and porous adsorbing board, the porous wet plate of inhaling, porous ceramic plateare installed in proper order to box body air inlet and cooling tube intercommunication between box body air inlet and the box body gas outlet. The utility model discloses carry out reusing heat to the dumped hot gas flow that