JP6095315B2 - 液体吐出ヘッドの製造方法 - Google Patents
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Description
液体を吐出するためのエネルギーを発生させる複数のアクチュエーターが形成された基板と、該基板の上に、前記液体を吐出する吐出口及び前記アクチュエーターが配置される複数の液室を構成する流路形成部材と、を備える液体吐出ヘッドの製造方法であって、
前記流路形成部材は、前記吐出口を構成するオリフィスプレートと、前記液室の側壁を構成する液室側壁と、を少なくとも含み、
(1)前記基板の上に、前記液室の型材となるモールドを形成する工程と、
(2)前記基板及び前記モールドの上に化学的気相蒸着法により無機材料を配置し、前記流路形成部材を形成する工程と、ここで、前記流路形成部材には、隣り合う二つの前記液室側壁の間であって前記モールドが配されていない領域に凹部が形成され、
(3)前記オリフィスプレートの上に撥水層を形成する工程と、
(4)前記撥水層が形成された前記流路形成部材の上に埋め込み材料を塗布して前記凹部内に該埋め込み材料を充填し、前記凹部内に埋め込み材を形成する工程と、
(5)前記流路形成部材に前記吐出口を形成する工程と、
(6)前記吐出口を形成した後、前記モールドを除去する工程と、
を有し、前記埋め込み材料はSOGまたはレジスト材料であることを特徴とする液体吐出ヘッドの製造方法である。
以下、実施例により本発明に係る液体吐出ヘッドの製造方法について、図1(a)〜(g)に示す工程図に則して更に詳しく説明する。
2 アクチュエーター(吐出エネルギー発生素子)
3 モールド
4 オリフィスプレート
5 液室側壁
6 凹部
7 撥水層
8 埋め込み材
9 吐出口
10 マスク
11 液室
12 残留物
13 気泡
14 微小粒子
15 エッジ部
16 メニスカス
20 液体吐出ヘッド
Claims (9)
- 液体を吐出するためのエネルギーを発生させる複数のアクチュエーターが形成された基板と、該基板の上に、前記液体を吐出する吐出口及び前記アクチュエーターが配置される複数の液室を構成する流路形成部材と、を備える液体吐出ヘッドの製造方法であって、
前記流路形成部材は、前記吐出口を構成するオリフィスプレートと、前記液室の側壁を構成する液室側壁と、を少なくとも含み、
(1)前記基板の上に、前記液室の型材となるモールドを形成する工程と、
(2)前記基板及び前記モールドの上に化学的気相蒸着法により無機材料を配置し、前記流路形成部材を形成する工程と、ここで、前記流路形成部材には、隣り合う二つの前記液室側壁の間であって前記モールドが配されていない領域に凹部が形成され、
(3)前記オリフィスプレートの上に撥水層を形成する工程と、
(4)前記撥水層が形成された前記流路形成部材の上に埋め込み材料を塗布して前記凹部内に該埋め込み材料を充填し、前記凹部内に埋め込み材を形成する工程と、
(5)前記流路形成部材に前記吐出口を形成する工程と、
(6)前記吐出口を形成した後、前記モールドを除去する工程と、
を有し、前記埋め込み材料はSOGまたはレジスト材料であることを特徴とする液体吐出ヘッドの製造方法。 - 前記工程(3)において、前記撥水層は前記凹部内には形成されない請求項1に記載の液体吐出ヘッドの製造方法。
- 前記工程(4)において、前記埋め込み材料は、スピンコート法によって前記流路形成部材の上に塗布される請求項1又は2に記載の液体吐出ヘッドの製造方法。
- 前記工程(4)において、前記埋め込み材料は前記凹部内に充填された後に固化して前記埋め込み材となる請求項1乃至3のいずれかに記載の液体吐出ヘッドの製造方法。
- 前記埋め込み材料はメチルシロキサンポリマーを含む請求項1乃至4のいずれかに記載の液体吐出ヘッドの製造方法。
- 前記埋め込み材料の溶媒成分が、水、エチレングリコール及びグリセリンのうち少なくとも一つを含む請求項1乃至5のいずれかに記載の液体吐出ヘッドの製造方法。
- 前記工程(3)と前記工程(4)の間に、前記埋め込み材料を微粒子状に前記流路形成部材の上に配置する工程を有する請求項1乃至6のいずれかに記載の液体吐出ヘッドの製造方法。
- 前記工程(3)において、前記撥水層は、フッ化炭素化合物を含む撥水剤を用いて形成される請求項1乃至7のいずれかに記載の液体吐出ヘッドの製造方法。
- さらに、
(7)前記撥水層を除去する工程、
を有する請求項1乃至8のいずれかに記載の液体吐出ヘッドの製造方法。
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JP2012220367A JP6095315B2 (ja) | 2012-10-02 | 2012-10-02 | 液体吐出ヘッドの製造方法 |
US14/041,027 US8877290B2 (en) | 2012-10-02 | 2013-09-30 | Method for producing liquid-ejection head |
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JP6095315B2 true JP6095315B2 (ja) | 2017-03-15 |
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JP5972139B2 (ja) * | 2012-10-10 | 2016-08-17 | キヤノン株式会社 | 液体吐出ヘッドの製造方法及び液体吐出ヘッド |
JP6230279B2 (ja) * | 2013-06-06 | 2017-11-15 | キヤノン株式会社 | 液体吐出ヘッドの製造方法 |
JP6214284B2 (ja) * | 2013-09-02 | 2017-10-18 | キヤノン株式会社 | 液体吐出ヘッド及びその製造方法 |
JP6608181B2 (ja) * | 2015-06-12 | 2019-11-20 | キヤノン株式会社 | 液体吐出ヘッドの製造方法 |
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DE69924047T2 (de) * | 1998-04-28 | 2006-02-02 | Canon K.K. | Flüssigkeitsausstossverfahren |
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