JP2011522137A5 - - Google Patents

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Publication number
JP2011522137A5
JP2011522137A5 JP2011512486A JP2011512486A JP2011522137A5 JP 2011522137 A5 JP2011522137 A5 JP 2011522137A5 JP 2011512486 A JP2011512486 A JP 2011512486A JP 2011512486 A JP2011512486 A JP 2011512486A JP 2011522137 A5 JP2011522137 A5 JP 2011522137A5
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JP
Japan
Prior art keywords
article
nonwoven web
conductivity
placing
making
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JP2011512486A
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JP2011522137A (ja
JP5385978B2 (ja
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Priority claimed from US12/131,770 external-priority patent/US7765698B2/en
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Publication of JP2011522137A publication Critical patent/JP2011522137A/ja
Publication of JP2011522137A5 publication Critical patent/JP2011522137A5/ja
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Publication of JP5385978B2 publication Critical patent/JP5385978B2/ja
Expired - Fee Related legal-status Critical Current
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Claims (3)

  1. エレクトレット物品を作製する方法であって、
    (a)帯電されるポリマー物品を提供する工程と、
    (b)帯電される前記ポリマー物品を以下のpH及び伝導度を有する水性液と接触させる工程であって、
    (i)前記物品が−7.5mV以下のゼータ電位を有する場合、前記接触液は7を超えるpHと、1センチメートル当り約5〜9,000マイクロシーメンスの伝導度とを有し、
    (ii)前記物品が−7.5mVを超えるゼータ電位を有する場合、前記接触液は7以下のpHと、1センチメートル当り約5〜5,500マイクロシーメンスの伝導度とを有する、工程と、
    (c)前記物品を乾燥させる工程と、を含む、方法。
  2. フィルターエレメントを作製する方法であって、請求項1に記載の不織布ウェブをフィルターカートリッジ又はマスク本体に設置する工程、を含む、方法。
  3. 呼吸マスクを作製する方法であって、請求項1に記載の不織布ウェブを人の鼻及び口を覆って着用されるように適合されるマスク本体に設置する工程であって、前記不織布ウェブは、前記呼吸マスクのユーザーにより吸入される前に、濾過されるべき空気が前記不織布ウェブを通過するように前記マスク本体に配置される工程、を含む、方法。
JP2011512486A 2008-06-02 2009-04-14 ゼータ電位に基づくエレクトレット物品の作製方法 Expired - Fee Related JP5385978B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US12/131,770 2008-06-02
US12/131,770 US7765698B2 (en) 2008-06-02 2008-06-02 Method of making electret articles based on zeta potential
PCT/US2009/040426 WO2009148703A1 (en) 2008-06-02 2009-04-14 Method of making electret articles based on zeta potential

Publications (3)

Publication Number Publication Date
JP2011522137A JP2011522137A (ja) 2011-07-28
JP2011522137A5 true JP2011522137A5 (ja) 2012-05-24
JP5385978B2 JP5385978B2 (ja) 2014-01-08

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JP2011512486A Expired - Fee Related JP5385978B2 (ja) 2008-06-02 2009-04-14 ゼータ電位に基づくエレクトレット物品の作製方法

Country Status (11)

Country Link
US (1) US7765698B2 (ja)
EP (1) EP2291562B1 (ja)
JP (1) JP5385978B2 (ja)
KR (1) KR101596531B1 (ja)
CN (1) CN102112680B (ja)
AU (1) AU2009255525B2 (ja)
BR (1) BRPI0909967B1 (ja)
ES (1) ES2619730T3 (ja)
PL (1) PL2291562T3 (ja)
RU (1) RU2472885C1 (ja)
WO (1) WO2009148703A1 (ja)

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