METHOD AND APPARATUS FOR DRYING COATING LIQUID AGENT
PROBLEM TO BE SOLVED: To dry not only an oily coating liquid agent, but an aqueous coating liquid agent in a short and compact drying zone without reducing a running speed (≥120 m/min) in a drying oven used for a printing machine or the like. SOLUTION: Many hot air blow nozzles 222 are provided to t...
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Zusammenfassung: | PROBLEM TO BE SOLVED: To dry not only an oily coating liquid agent, but an aqueous coating liquid agent in a short and compact drying zone without reducing a running speed (≥120 m/min) in a drying oven used for a printing machine or the like. SOLUTION: Many hot air blow nozzles 222 are provided to the drying part 220 of a first printing unit 200. A heating guide roll 223a is provided to a front stage and a cooling guide roll 223b is provided to a rear stage so as to correspond to the hot air jetting nozzles 222. A liquid delivery pipe 224a for injecting hot water is connected to the heating guide roll 223a, and a liquid delivery pipe 224b for injecting cooling water is connected to the cooling guide roll 223b. An introduced raw sheet 1 is heated to equal to or above the boiling point of a solvent by the heating guide roll 223a. COPYRIGHT: (C)2011,JPO&INPIT |
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