- 专利标题: Ink jet head substrate, ink jet head, method for manufacturing ink jet head substrate, method for manufacturing ink jet head, method for using ink jet head and ink jet recording apparatus
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申请号: US09915422申请日: 2001-07-27
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公开(公告)号: US06530650B2公开(公告)日: 2003-03-11
- 发明人: Teruo Ozaki , Masami Ikeda , Masami Kasamoto , Ichiro Saito , Hiroyuki Ishinaga , Shuji Koyama , Yoshinori Misumi , Junichiro Iri , Muga Mochizuki
- 申请人: Teruo Ozaki , Masami Ikeda , Masami Kasamoto , Ichiro Saito , Hiroyuki Ishinaga , Shuji Koyama , Yoshinori Misumi , Junichiro Iri , Muga Mochizuki
- 优先权: JP2000-232408 20000731; JP2000-267820 20000904
- 主分类号: B41J205
- IPC分类号: B41J205
摘要:
The present invention provides an ink jet head substrate comprising a heat generating resistance member forming a heat generating portion, an electrode wiring electrically connected to the heat generating resistance member, and an anti-cavitation film provided on the heat generating resistance member and the electrode wiring via an insulation protection layer, and wherein the anti-cavitation film is formed from different materials with more than two layers.