LIQUID INJECTION RECORDING HEAD.

摘要

A liquid injection recording head comprising: a support member; an electricity-heat transducing member having a heat resistant layer provided on the support member and an electrode electrically connected to the heat resistant layer; a top protective layer provided for covering the electricity-heat transducing member and containing an ion exchanger; characterized in that a liquid path communicating with a discharge port for discharging liquid, corresponding to a heat producing portion of the electricity-heat transducing member is provided on a substrate for a liquid injection recording head.