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pei76569736

木虫 (正式写手)

引用回帖:
12楼: Originally posted by vvvxxx1122 at 2016-03-03 09:48:39
活性物:ptfe:炭黑=8:1:1加乙醇混合研磨均匀,得到黏糊状物质若干,称取8mg黏糊状物涂在1*1cm的泡沫捏上 (用镊子或药勺均匀摊平),再用相同大小的泡沫捏把涂抹的活性物夹在中间,8-10MPa压力下压片,之后60度干燥 ...

你好,这个PTFE是溶液吗?那8:1:1应该怎么算呢?
21楼2016-07-18 17:09:14
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scauwangyi

木虫 (正式写手)

【答案】应助回帖

一般是用碳材料:导电炭黑:PTFE溶液=8.1.1(或者其他比例),加少量乙醇反复擀至材料呈现橡皮糖状,随后用玻璃板在洁净台面擀成连续没有细孔的薄膜,用直径1cm左右的模具敲出,同样泡沫镍也敲出同样大小,然后将薄膜对准泡沫镍,用铝锭压实,最后用压片机在0.4MPa压15s即可(超级电容器制备工艺之一,还有好多其他方法,你现在没有其他机器我了解的就是这种)
22楼2016-07-18 22:19:59
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vvvxxx1122

金虫 (小有名气)

引用回帖:
21楼: Originally posted by pei76569736 at 2016-07-18 17:09:14
你好,这个PTFE是溶液吗?那8:1:1应该怎么算呢?...

PTFE是溶液,按照质量比算的
23楼2016-07-19 08:15:17
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zhanggd710

金虫 (正式写手)

引用回帖:
12楼: Originally posted by vvvxxx1122 at 2016-03-03 09:48:39
活性物:ptfe:炭黑=8:1:1加乙醇混合研磨均匀,得到黏糊状物质若干,称取8mg黏糊状物涂在1*1cm的泡沫捏上 (用镊子或药勺均匀摊平),再用相同大小的泡沫捏把涂抹的活性物夹在中间,8-10MPa压力下压片,之后60度干燥 ...

请问ptfe 是液体还是粉末
24楼2016-10-01 17:03:33
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