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Preparation of an ink jet head, ink jet head, an ink coating apparatus, the ink coating method, an organic electroluminescent display device and a manufacturing method thereof
Preparation of an ink jet head, ink jet head, an ink coating apparatus, the ink coating method, an organic electroluminescent display device and a manufacturing method thereof
PROBLEM TO BE SOLVED: To provide a manufacturing method for ink jet head having a nozzle plate which can surely and easily remove water and oil repellent film stuck on the inner peripheral surface of nozzle ports, and the ink jet head.;SOLUTION: In the method for manufacturing a nozzle plate for ink jet head, in which the water-and-oil-repellent film 20 is formed on one plate surface of the nozzle plate 16 having the nozzle ports 17, the nozzle plate has a step for forming the water-and-oil-repellent film 20 on one plate surface of the nozzle plate 16 and a step for removing the water-and-oil-repellent film 20 stuck on the inside of the nozzle ports 17 by etching the nozzle plate 16 from the other plate side.;COPYRIGHT: (C)2003,JPO
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