JP6703449B2 - 液体処理方法および液体処理装置 - Google Patents
液体処理方法および液体処理装置 Download PDFInfo
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- JP6703449B2 JP6703449B2 JP2016135416A JP2016135416A JP6703449B2 JP 6703449 B2 JP6703449 B2 JP 6703449B2 JP 2016135416 A JP2016135416 A JP 2016135416A JP 2016135416 A JP2016135416 A JP 2016135416A JP 6703449 B2 JP6703449 B2 JP 6703449B2
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- Engineering & Computer Science (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
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Description
2 容器としてのレシーバ容器
3 高分子膜としての膜
4 対電極
Claims (15)
- 電気的吸着またはエレクトロフィルトレーションによる液体処理方法において、
液体が供給される容器内に、高分子膜部の少なくとも一側面に金属および酸化アルミニウムの少なくともいずれかで多孔性の被覆部が形成された高分子膜と、この高分子膜の被覆部に対する対電極とを設け、
前記容器に液体を供給し、
前記被覆部と前記対電極との間に電圧をかけ、
前記容器から少なくとも前記液体の一部を除去するか、または、前記高分子膜に少なくとも前記液体の一部を通過させ、
前記電圧の極性を逆転させる
ことを特徴とする液体処理方法。 - 前記対電極は、前記高分子膜における前記被覆部が形成された一側面に相対する他側面に設けられ、前記被覆部に対して前記高分子膜により絶縁され金属で形成された多孔性の第2被覆部、および、絶縁性で浸透性のスペーサを中間層として配置された浸透性の電極のいずれかによって構成される
ことを特徴とする請求項1記載の液体処理方法。 - 前記浸透性の電極は、金属製の網によって形成されている
ことを特徴とする請求項2記載の液体処理方法。 - 前記被覆部を有する前記高分子膜の多孔性度は、前記被覆部で被覆されていない状態の前記高分子膜に対して前記被覆部を有する前記高分子膜の最初の泡立ち点細孔径および中位の細孔径の少なくともいずれかが、1%以上50%以下となるように調整されている
ことを特徴とする請求項1ないし3いずれか一記載の液体処理方法。 - 前記被覆部を有する前記高分子膜の多孔性度は、前記被覆部で被覆されていない状態の前記高分子膜に対して前記被覆部を有する前記高分子膜の最初の泡立ち点細孔径および中位の細孔径の少なくともいずれかが、1%以上20%以下となるように調整されている
ことを特徴とする請求項1ないし3いずれか一記載の液体処理方法。 - 前記被覆部の厚みは、5nm以上50nm以下である
ことを特徴とする請求項1ないし5いずれか一記載の液体処理方法。 - 前記高分子膜は、前記被覆部で被覆されていない状態における細孔径が、0.01μmより大きい
ことを特徴とする請求項1ないし6いずれか一記載の液体処理方法。 - 電気的吸着またはエレクトロフィルトレーションによる液体処理装置において、
液体が供給される容器と、
前記容器内に設けられた高分子膜と、
前記容器内に設けられた対電極とを備え、
前記高分子膜は、高分子膜部と、この高分子膜部の少なくとも一側面に金属および酸化アルミニウムの少なくともいずれかで形成された多孔性の被覆部とを有し、
前記容器から少なくとも前記液体の一部を除去するか、または、前記高分子膜に少なくとも前記液体の一部を通過させるように、前記被覆部と前記対電極との間に電圧をかける
ことを特徴とする液体処理装置。 - 前記対電極は、前記高分子膜部における前記被覆部が形成された一側面に相対する他側面に設けられ、前記被覆部に対して前記高分子膜により絶縁され金属で形成された多孔性の第2被覆部、および、絶縁性で浸透性のスペーサを中間層として配置された浸透性の電極のいずれかによって構成されている
ことを特徴とする請求項8記載の液体処理装置。 - 前記浸透性の電極は、金属製の網によって形成されている
ことを特徴とする請求項9記載の液体処理装置。 - 前記被覆部を有する前記高分子膜の多孔性度は、前記被覆部で被覆されていない状態の前記高分子膜に対して前記被覆部を有する前記高分子膜の最初の泡立ち点細孔径および中位の細孔径の少なくともいずれかが1%以上50%以下となるように調整されている
ことを特徴とする請求項8ないし10いずれか一記載の液体処理装置。 - 前記被覆部を有する前記高分子膜の多孔性度は、前記被覆部で被覆されていない状態の前記高分子膜に対して前記被覆部を有する前記高分子膜の最初の泡立ち点細孔径および中位の細孔径の少なくともいずれかが1%以上20%以下となるように調整されている
ことを特徴とする請求項8ないし10いずれか一記載の液体処理装置。 - 前記被覆部の厚みは、5nm以上50nm以下である
ことを特徴とする請求項8ないし11いずれか一記載の液体処理装置。 - 被覆されていない状態の前記高分子膜の細孔径は、0.01μm以上15μm以下である
ことを特徴とする請求項8ないし12いずれか一記載の液体処理装置。 - 前記被覆部および前記高分子膜は、不活性および殺菌性の少なくともいずれかを有する
ことを特徴とする請求項8ないし14いずれか一記載の液体処理装置。
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