JP2008178874A5 - - Google Patents

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JP2008178874A5
JP2008178874A5 JP2008006350A JP2008006350A JP2008178874A5 JP 2008178874 A5 JP2008178874 A5 JP 2008178874A5 JP 2008006350 A JP2008006350 A JP 2008006350A JP 2008006350 A JP2008006350 A JP 2008006350A JP 2008178874 A5 JP2008178874 A5 JP 2008178874A5
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Prior art keywords
membrane
carbon dioxide
polysiloxane
mixed gas
active layer
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JP2008006350A
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JP2008178874A (ja
JP5160246B2 (ja
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Priority claimed from US11/624,326 external-priority patent/US7811359B2/en
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Claims (11)

  1. 二酸化炭素を含有する混合ガスから二酸化炭素を分離するメンブレンであって、延伸ポリテトラフルオロエチレン及びポリシロキサンを含む、二酸化炭素分離用メンブレン。
  2. 混合ガスが二酸化炭素及び窒素を含有する、請求項1又は2記載のメンブレン。
  3. ポリシロキサンが次式のポリオルガノシロキサンである、請求項1記載のメンブレン。
    MD
    式中、MはR 3−aSiO1/2であり、DはR SiO2/2であり、TはRSiO3/2であり、Rは炭素原子数1〜60のアルコキシ、アリールオキシ又はアラルコキシであり、R、R及びRは各々独立に炭素原子数1〜60のアルキル、アリール又はアラルキルであり、aは1〜3の整数であり、q及びsは各々独立に0〜300の整数である。
  4. ポリオルガノシロキサンの粘度が約10cSt〜約1000000cStの範囲である、請求項3記載のメンブレン。
  5. ポリオルガノシロキサンが線状ヒドロキシル末端ポリジメチルシロキサンである、請求項3又は4記載のメンブレン。
  6. 当該メンブレンが2つの支持層と1つの活性層とを含む、請求項1から5のいずれか1項記載のメンブレン。
  7. 前記活性層が2つの支持層間に挟まれた、請求項6記載のメンブレン。
  8. 前記支持層が延伸ポリテトラフルオロエチレンを含み、前記活性層がポリシロキサンを含む、請求項6又は7記載のメンブレン。
  9. 前記メンブレンの二酸化炭素透過係数が4000barrer超である、請求項1から8のいずれか1項記載のメンブレン。
  10. 二酸化炭素を含有する混合ガスから二酸化炭素を分離する方法であって、延伸ポリテトラフルオロエチレン及びポリシロキサンを含むメンブレンを通して混合ガスを供給することを含んでなる方法。
  11. 二酸化炭素を含有する混合ガスから二酸化炭素を分離するメンブレンであって、延伸ポリテトラフルオロエチレンを各々含む2つの支持層及びポリシロキサンを含む1つの活性層を有し、活性層が2つの支持層間に挟まれた、二酸化炭素分離用メンブレン。
JP2008006350A 2007-01-18 2008-01-16 二酸化炭素分離用複合メンブレン Expired - Fee Related JP5160246B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/624,326 2007-01-18
US11/624,326 US7811359B2 (en) 2007-01-18 2007-01-18 Composite membrane for separation of carbon dioxide

Publications (3)

Publication Number Publication Date
JP2008178874A JP2008178874A (ja) 2008-08-07
JP2008178874A5 true JP2008178874A5 (ja) 2011-03-03
JP5160246B2 JP5160246B2 (ja) 2013-03-13

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JP2008006350A Expired - Fee Related JP5160246B2 (ja) 2007-01-18 2008-01-16 二酸化炭素分離用複合メンブレン

Country Status (8)

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US (1) US7811359B2 (ja)
EP (1) EP1946827B1 (ja)
JP (1) JP5160246B2 (ja)
KR (1) KR101463247B1 (ja)
CN (1) CN101293180B (ja)
AT (1) ATE550091T1 (ja)
CA (1) CA2618365C (ja)
MX (1) MX2008000527A (ja)

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