| 摘要 |
The present invention provides an ink jet recording apparatus having an ink jet recording head provided with a plurality of nozzles through which inks of a plurality of colors are ejected, a cap to be detachably brought into close contact with a nozzle face in which holes of the plurality of nozzles are formed, and ink-suction means which sucks an ink within the ink jet recording head by way of the cap. The apparatus is configured such that contact angles &thetas;a of the inks with respect to the nozzle face and contact angles &thetas;b of the inks with respect to the cap have a relation of &thetas;a>&thetas;b; and the angles &thetas;a are 50° or larger, and differences between the angles &thetas;a and the angles &thetas;b are 40° or larger.
|
