24小时热门版块排行榜    

查看: 1149  |  回复: 5
当前只显示满足指定条件的回帖,点击这里查看本话题的所有回帖

wyfcxhzz

木虫 (小有名气)


[交流] 【求助】K2CO3和硅溶胶HS-40反应吗

不知道K2CO3和硅溶胶HS-40在一定温度下反应吗,反应产物是什么呢?HS-40即SiO2含量为40%,请高手指点一下啊,多谢啦
回复此楼

» 猜你喜欢

» 本主题相关价值贴推荐,对您同样有帮助:

已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖

tujiaren

铁虫 (初入文坛)


★
小木虫: 金币+0.5, 给个红包,谢谢回帖
不反应吧,理论上没这个可能啊
我没试过
您为什么这么用呢
LUDOX® HS-40 contains synthetic amorphous silica of nominal 12 nanometer particle size. The alkaline aqueous colloidal dispersion contains 40% silica.
Product Specifications
Property
Unit
Specification
Test Method
Specific Gravity @ 60°F
1.292 –1.312
L6550.310.02.EC
Silicon Dioxide
%SiO2
39.0 – 41.0
L6550.083.01.EC
pH @25°C/77°F
9.2 – 9.9
L6550.280.01.EC
Ratio SiO2/Na2O
89 – 101
L6550.043.01.EC
% Transmission
%
52 Min
P5900.523.01.EC
Viscosity @ 25°C
cPs
45 Max
L6550.545.01.EC
Sulfate
%Na2SO4
0.08 Max
L6550.277.01.EC
Surface Area
m2/g
198 – 258
L6550.005.02.EC
Alkalinity
%Na2O
0.39 – 0.46
L6550.005.01.EC
The following Typical Properties data are given for informational purposes only, and are not to be interpreted as product or in-process specifications.
Typical Properties
Property
Unit
Typical Value
Density
kg/L, lb/gal
1.3, 10.8
Boiling Point @760mm Hg
°C/°F
100/212
Melting Point
°C/°F
0/32
Vapor Pressure @25°C/77°F
mm Hg
24
@ 38°C/100°F
mm Hg
48
Stabilizing Counter Ion
Sodium
Particle Charge
Negative
Biocide
ppm
240
Recommended Applications
LUDOX® HS-40 colloidal silica is broadly used in the formulation of coatings, catalysts, antislips and antisoil treatments as well as a high temperature binder for refractory fibers, investment castings, etc.
Key features are:
• High binding strength and stability in most applications
• Highest silica content for this particle size
4楼2012-04-13 17:28:40
已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖
查看全部 6 个回答

wyfcxhzz

木虫 (小有名气)


唉,自己先顶一下吧
2楼2010-11-15 16:05:25
已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖

夏天的微笑

银虫 (初入文坛)


HS-40是硅酸乙酯-40吗
3楼2011-03-02 20:31:48
已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖

wyfcxhzz

木虫 (小有名气)


引用回帖:
2394916楼: Originally posted by wuxiepoxy at 2012-04-21 13:35:58:
不明白啊

就是K2CO3和SiO2是否会发生固相反应?
6楼2012-04-25 09:16:09
已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖
普通表情 龙 兔 虎 猫 高级回复 (可上传附件)
最具人气热帖推荐 [查看全部] 作者 回/看 最后发表
[公派出国] 售SCI一区文章,我:8.O.551.O.5.4,科目全,可伽急 +4 G2rhSvqvhNzl 2026-11-10 5/250 2026-11-13 11:37 by Equinoxhua
[考研] 售一区SCI文章T0P,我:8O.551.O54,科目全,可十急 +8 zSbvVX9JFl9J 2026-11-09 9/450 2026-11-13 11:11 by Equinoxhua
[考研] 售SCI一区文章,我:8.O.551.O.5.4,科目全,可伽急 +5 C6CRn66RYYXS 2026-11-10 6/300 2026-11-13 11:04 by Equinoxhua
[教师之家] 售SCI一区文章,我:8O5.5.1.O5.4,科目全,可伽急 +6 czAiolzR0IJC 2026-11-10 6/300 2026-11-12 16:55 by zzy933268
[公派出国] 售SCI一区T0P文章,我:8.O.55.1.O.54,科目齐全,可+急 +3 Z7qfCsdIiD1T 2026-11-10 7/350 2026-11-12 11:31 by HajghKOMynmz
[教师之家] 售SCI文章,我:8O5.5.1.O.54,科目齐全,可+急 +4 Z7qfCsdIiD1T 2026-11-10 5/250 2026-11-12 11:14 by HajghKOMynmz
[公派出国] 售SCI一区文章,我:8.O.551.O.5.4,科目全,可伽急 +3 czAiolzR0IJC 2026-11-10 8/400 2026-11-12 11:11 by HajghKOMynmz
[教师之家] 售SCI一区T0P文章,我:8.O.55.1.O54,科目全,可伽急 +5 czAiolzR0IJC 2026-11-10 7/350 2026-11-12 11:09 by HajghKOMynmz
[基金申请] 售SCI一区T0P文章,我:8.O.55.1.O.54,科目齐全,可+急 +4 czAiolzR0IJC 2026-11-10 8/400 2026-11-12 11:00 by HajghKOMynmz
[基金申请] 售SCI一区文章,我:8.O.551.O.5.4,科目全,可伽急 +5 G2rhSvqvhNzl 2026-11-10 7/350 2026-11-12 10:49 by HajghKOMynmz
[考研] 售SCI一区文章,我:8O5.5.1.O5.4,科目全,可伽急 +4 G2rhSvqvhNzl 2026-11-10 6/300 2026-11-12 10:41 by HajghKOMynmz
[公派出国] 售SCI-T0P文章,我:8O.5.5.1.O.54,科目齐全,可+急 +4 C6CRn66RYYXS 2026-11-10 8/400 2026-11-12 10:27 by HajghKOMynmz
[考研] 售SCI一区T0P文章,我:8.O.55.1.O.5.4,科目全,可+急 +5 C6CRn66RYYXS 2026-11-10 7/350 2026-11-12 10:16 by HajghKOMynmz
[硕博家园] 售SCI-T0P文章,我:8O.5.5.1.O.54,科目齐全,可+急 +8 cqv1zKnzd7hr 2026-11-09 12/600 2026-11-12 09:32 by HajghKOMynmz
[教师之家] 售SCI一区T0P文章,我:8.O.55.1.O.54,科目齐全,可+急 +3 TgvkbZZl9tqB 2026-11-11 4/200 2026-11-12 08:15 by HajghKOMynmz
[基金申请] 售SCI一区文章,我:8.O.551.O.5.4,科目全,可伽急 +3 TgvkbZZl9tqB 2026-11-11 5/250 2026-11-12 08:15 by HajghKOMynmz
[硕博家园] 售SCI文章,我:8O5.5.1.O.54,科目齐全,可+急 +3 G2rhSvqvhNzl 2026-11-10 5/250 2026-11-12 06:14 by 9fOTqj074tIg
[考研] 售SCI一区T0P文章,我:8.O.55.1.O.54,科目齐全,可+急 +4 C6CRn66RYYXS 2026-11-10 6/300 2026-11-12 06:03 by 9fOTqj074tIg
[考研] 售SCI一区文章,我:8.O.55.1.O.54,科目齐全,可伽急 +6 FChKX8meu1ds 2026-11-09 9/450 2026-11-12 05:19 by 9fOTqj074tIg
[考博] 申请环境,微生物方向博士 +3 浅笑09 2026-11-08 3/150 2026-11-10 12:44 by 可淡不可忘
信息提示
请填处理意见