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[求助]
碳紙和炭黑的親水處理 已有2人參與
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| 實(shí)驗(yàn)室最近買了一批碳紙和炭黑(XC-72R),想做水中的電解實(shí)驗(yàn),但是疏水性太強(qiáng),想把他們做親水性處理,求常用方法,不勝感激。 |
鐵桿木蟲 (著名寫手)
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鹽酸除去灰分,硝酸氧化帶入羥基等親水集團(tuán)。 Electrochemical Behavior of Vanadium Redox Couples on Carbon Electrode Ming-yao Liu,a Zhi-peng Xiang,a Hai-qiang Deng,b Kai Wan,a Quan-bing Liu,a Jin-hua Piao,c Yu-ying Zheng,d and Zhen-xing Liang Preparation of the working electrode.—The semi-graphitic carbon black Vulcan XC72 was pretreated in a typical way with the following steps and denoted as XC72.33,34 12.0 g Vulcan XC72 was added into 200 mL HCl (1:5) and heated at 120◦C for 10 h. The powders were then boiled in 200 mL 5.0 M HNO3 solution at 120◦C for 10 h. Finally, the powders were filtered, washed and dried at 150◦C for 8 h. |

鐵桿木蟲 (著名寫手)

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