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US 2010/0147689 A1Published application
Method for modifying surface of aluminum oxide and electroosmosis pump and electric power generator using modified aluminum oxide membrane
AssigneeIndustrial Technology Research Institute
InventorsYu-Feng Chen, Yen-I Chou
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Abstract
The invention provides a method for modifying a surface of aluminum oxide. Aluminum oxide is contacted with a hydrogen peroxide aqueous solution having 5-70 volume % of hydrogen peroxide for 20 minutes to 3 hours. The invention also provides an electroosmosis pump and electric power generator having a porous aluminum oxide membrane modified by the above method.
Claims21
A method for modifying a surface of aluminum oxide, comprising:
- making aluminum oxide contact with a hydrogen peroxide aqueous solution having 5-70 volume % of hydrogen peroxide for 20 minutes to 3 hours.
A method for modifying a surface of aluminum oxide, comprising:
- making aluminum oxide contact with a hydrogen peroxide aqueous solution;
- and
- after the hydrogen peroxide aqueous solution contact step, making the aluminum oxide contact with an APS or MPTS containing acetone solution to modify the surface of the aluminum oxide, wherein a contacting time is 1 hour to 12 hours, a volume fraction of APS or MPTS:acetone of the APS or MPTS containing acetone solution is 0.5:60 to 5:100.
Dependencies are inferred from the claim text.