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yuan0806

铁杆木虫 (著名写手)


小木虫: 金币+0.5, 给个红包,谢谢回帖
引用回帖:
10楼: Originally posted by lstt at 2021-02-23 20:18:21
那偶联剂的量您用多少呢?
我们实验室这边用的是磁力搅拌仪,不显示功率,搅拌功率90w,是属于剧烈的搅拌吗?
也没有滴加装置,请问滴加速率对实验的影响大吗?...

搅拌功率90w,这只是额定功率,具体要看你调节的转速;
买一个微量注射器就好了,滴加慢一点。
一壶浊酒喜相逢。古今多少事,都付笑谈中。
11楼2021-02-25 09:01:52
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yuan0806

铁杆木虫 (著名写手)

引用回帖:
10楼: Originally posted by lstt at 2021-02-23 20:18:21
那偶联剂的量您用多少呢?
我们实验室这边用的是磁力搅拌仪,不显示功率,搅拌功率90w,是属于剧烈的搅拌吗?
也没有滴加装置,请问滴加速率对实验的影响大吗?...

滴加速率影响比较大
一壶浊酒喜相逢。古今多少事,都付笑谈中。
12楼2021-02-25 09:03:35
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lvyanzzh

新虫 (小有名气)


小木虫: 金币+0.5, 给个红包,谢谢回帖
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4楼: Originally posted by yuan0806 at 2020-12-23 15:58:32
没做过KH570,做过KH550...

请问有KH550 改性的文献吗?也想改性,谢谢~
13楼2022-07-19 21:46:42
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yuan0806

铁杆木虫 (著名写手)


小木虫: 金币+0.5, 给个红包,谢谢回帖
引用回帖:
13楼: Originally posted by lvyanzzh at 2022-07-19 21:46:42
请问有KH550 改性的文献吗?也想改性,谢谢~...

Typically, 12 mL
MNCs water dispersion, 80 mL ethanol, and 4 mL ammonium hydroxide were
mixed together in a three-neck ask. For each 20 min, 0.4 mL
TEOS was slowly injected in. The thickness of silica shell can be
determined by the times of the injection of TEOS. For Fe3-
O4@SiO2 described in the main text, TEOS was injected three
times. The coating process was conducted under vigorous
mechanical stirring and 50℃  water bath.
一壶浊酒喜相逢。古今多少事,都付笑谈中。
14楼2022-07-20 10:56:38
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yuan0806

铁杆木虫 (著名写手)


小木虫: 金币+0.5, 给个红包,谢谢回帖
引用回帖:
13楼: Originally posted by lvyanzzh at 2022-07-19 21:46:42
请问有KH550 改性的文献吗?也想改性,谢谢~...

With vigorously stirring, 400μL of APTES and
600 L of ammonia were added to 50 mL of Fe3O4@SiO2
MNPs solution suspended in 95% ethanol/water solution.
To enhance covalent bonding of the amine groups to
the silica nanoparticle surface, the mixture was reacted
for 4 h. The black precipitates were washed 3 times
with ethanol and the obtained APTES-functionalized
Fe3O4@SiO2 MNPs were re-dispersed in ethanol.
一壶浊酒喜相逢。古今多少事,都付笑谈中。
15楼2022-07-21 09:08:22
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