Ink jet head

摘要

The object of the present invention is to provide an inkjet head characterized by better ink repellency, greater resistance to abrasion and a longer service life than a prior art product. The above object can be attained when an ink repellent layer comprising a compound made up of a perfluoropolyether chain and alkoxysilane residue is formed on the nozzle plate of the recording head of an inkjet printer for forming an image by jetting out liquid link wherein this nozzle plate has an inkjetting nozzle.