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２種の気体流間で熱交換および湿度交換を行う温湿度交換器における前記２種の気体流の流路間に配設される温湿度交換器用多孔質膜であって、前記多孔質膜が繊維材料からなるとともに、前記繊維材料の表面が親水性の金属酸化物でコーティングされていることを特徴とする温湿度交換器用多孔質膜。A temperature / humidity exchanger porous membrane disposed between flow paths of the two types of gas flows in a temperature / humidity exchanger that performs heat exchange and humidity exchange between the two types of gas flows, wherein the porous membrane is A porous membrane for a temperature / humidity exchanger, comprising a fiber material, wherein the surface of the fiber material is coated with a hydrophilic metal oxide .金属酸化物が酸化チタンであることを特徴とする請求項１に記載の温湿度交換器用多孔質膜。The porous membrane for a temperature and humidity exchanger according to claim 1, wherein the metal oxide is titanium oxide. 金属フッ化物含有水溶液に繊維材料を浸漬し、前記繊維材料の表面を前記金属フッ化物含有水溶液から析出する金属酸化物でコーティングし、前記繊維材料の表面を親水性に改質する工程を有することを特徴とする請求項１に記載の温湿度交換器用多孔質膜を製造する方法。The fiber material is immersed in a metal fluoride-containing aqueous solution, the surface of the fiber material coated with a metal oxide to be deposited from the metal fluoride-containing aqueous solution, further comprising the step of modifying the surface of the fibrous material hydrophilic The method of manufacturing the porous membrane for temperature-humidity exchangers of Claim 1 characterized by these. 金属酸化物が酸化チタンであることを特徴とする請求項３に記載の製造方法。The manufacturing method according to claim 3, wherein the metal oxide is titanium oxide.
JP2002138738A2002-05-142002-05-14
Porous membrane for temperature / humidity exchanger and method for producing the same
Expired - Fee RelatedJP3886845B2
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