LIQUID DISCHARGE HEAD SUBSTRATE AND MANUFACTURING METHOD THEREOF, AND LIQUID DISCHARGE HEAD USING LIQUID DISCHARGE HEAD SUBSTRATE AND MANUFACTURING METHOD THEREOF

摘要

PROBLEM TO BE SOLVED: To provide a liquid discharge head substrate in which ink is prevented from penetrating into an electrode and the area is reduced. SOLUTION: A plurality of electrodes 205 provided between a first face layer 102 and a third face 104 of a substrate 101, and electrically connected to elements 201 that generate energy used for discharging a liquid, and an electrode layer 202 connected electrically with the electrodes 205, are provided inside an area 105. A member 402 made of resin which covers the electrode layer 202 is provided in the region 105. COPYRIGHT: (C)2011,JPO&INPIT