JP2021028964A - 樹脂表面親水化方法、プラズマ処理装置、積層体、および積層体の製造方法 - Google Patents
樹脂表面親水化方法、プラズマ処理装置、積層体、および積層体の製造方法 Download PDFInfo
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- 229910052731 fluorine Inorganic materials 0.000 claims description 9
- 239000011737 fluorine Substances 0.000 claims description 9
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 claims description 8
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Abstract
Description
接地されたステンレス製のチャンバ内で、ファインプラズマガン(FPG)(Finesolution Co., Ltd.製、Linear type ion beam source FPG−L040S)(以下同様)を用いて、チャンバ内圧力0.3Pa、FPGに供給する電力300W、処理ガスが窒素またはアルゴンの条件で、市販されているA4判のフッ素樹脂基板に脱離工程を行った。
接地されたステンレス製のチャンバ内で、ファインプラズマガン(FPG)を用いて、チャンバ内圧力0.15Pa、FPGに供給する電力300W、処理ガスが水蒸気の条件で、基板を保持する保持台に印可する電圧をFPGに印可する電圧より低くして、脱離工程を経た基板に導入工程を行った。
Claims (14)
- 樹脂の疎水表面にプラズマを照射して、前記表面から前記樹脂を構成する原子の少なくとも一部を脱離させる脱離工程と、
前記脱離工程を経た前記樹脂の表面にヒドロキシルラジカルを照射して、前記樹脂の表面にヒドロキシル基を導入する導入工程と、
を有する樹脂表面親水化方法。 - 請求項1において、
前記樹脂がフッ素と炭素を含んでおり、前記原子がフッ素と炭素である樹脂表面親水化方法。 - 請求項1において、
前記樹脂が全芳香族ポリエステルを含んでおり、前記原子が酸素である樹脂表面親水化方法。 - 請求項1から3のいずれかにおいて、
前記プラズマを発生させるためのガスが、窒素およびアルゴンの少なくとも一方を含み、
前記脱離工程および前記導入工程が減圧状態で行われ、前記脱離工程の後、減圧状態が維持されたまま前記導入工程が行われる樹脂表面親水化方法。 - 請求項1から4のいずれかにおいて、
前記脱離工程が0.1Pa以上0.4Pa以下の第一圧力で行われ、前記導入工程が、前記第一圧力の30%以上50%以下の第二圧力で行われる樹脂表面親水化方法。 - 請求項1から5のいずれかにおいて、
前記導入工程が、前記樹脂の温度を150℃以上300℃以下にして行われる樹脂表面親水化方法。 - 樹脂の疎水表面にプラズマを照射して、前記表面から前記樹脂を構成する原子の少なくとも一部を脱離させる脱離工程と、
前記脱離工程を経た前記樹脂の表面にヒドロキシルラジカルを照射して、前記樹脂の表面にヒドロキシル基を導入する導入工程と、
前記導入工程を経た前記樹脂の表面に金属膜を蒸着する蒸着工程と、
を有する積層体の製造方法。 - 請求項7において、
前記金属膜の表面に、前記金属膜を構成する金属と同じ金属から構成される金属層を被覆する被覆工程をさらに有する積層体の製造方法。 - 第一チャンバと、樹脂を保持する第一保持部と、プラズマ化すると前記樹脂の表面から前記樹脂を構成する原子の少なくとも一部を脱離させる第一ガスを前記第一チャンバ内に導入する第一ガス導入部と、前記第一ガスをプラズマ化する第一プラズマ発生部とを備える第一処理装置と、
接地されている第二チャンバと、前記第一チャンバで処理された前記樹脂を保持するとともに、第一DC電圧が印加される第二保持部と、プラズマ化してヒドロキシルラジカルを生成する第二ガスを前記第二チャンバ内に導入する第二ガス導入部と、前記第二ガスをプラズマ化するとともに、前記第一DC電圧より高い第二DC電圧が印加される第二プラズマ発生部とを備える第二処理装置と、
を有するプラズマ処理装置。 - 請求項9において、
前記第二保持部が加熱部を備えるプラズマ処理装置。 - 請求項9または10において、
第三チャンバと、前記第二チャンバで処理された前記樹脂を保持する第三保持部と、前記第三保持部に保持された前記樹脂に金属を蒸着する金属蒸着部とを備える第三処理装置をさらに有するプラズマ処理装置。 - 請求項11において、
プラズマと接触する前記第二チャンバの内壁、前記プラズマ発生部、および前記第二チャンバの内部に設置された部品の少なくとも一部が、前記金属と同じ金属から構成されるプラズマ処理装置。 - 樹脂の疎水表面に存在する原子の一部がヒドロキシル基に置換された樹脂基材と、前記樹脂基材の表面に形成された金属蒸着膜とを有し、前記樹脂基材の表面の水との接触角が10°以下である積層体。
- 請求項13において、
前記樹脂がポリテトラフルオロエチレンであり、前記原子がフッ素である積層体、または前記樹脂が全芳香族ポリエステルを含む液晶ポリマーである積層体。
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