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one of our own BUSTED for a firework!
And when you became afraid to speak up. |
23-7-2007 at 19:19
by: Eclectic |
More on PbO2 electrodes
Rosco, I've got no problem with other coating methods. I just don't think there is anything wrong w ... |
23-7-2007 at 11:42
by: Eclectic |
KCLO3 by way of H2O + KCL
You can use some of it to try making a flux for brazing cast iron.
1 part borax
1 part boric aci ... |
22-7-2007 at 13:05
by: Eclectic |
More on PbO2 electrodes
OK. As long as we are speculating, I wonder if SnO2 can be grown electrolytically from chlorides li ... |
22-7-2007 at 11:14
by: Eclectic |
More on PbO2 electrodes
But WHY would you want to do that if that's what the Sn/Sb chloride treatment does anyway once the p ... |
22-7-2007 at 10:49
by: Eclectic |
More on PbO2 electrodes
Aluminum IS a passivating metal.
Anyway, yeah, that's what I'm talking about.  |
22-7-2007 at 10:33
by: Eclectic |
More on PbO2 electrodes
The surface flash coating of metal is going to form from Sn/Sb chloride solution, as long as the ini ... |
22-7-2007 at 09:44
by: Eclectic |
More on PbO2 electrodes
My thinking is that O2, Cl2, and HCl are able to migrate through the mixed oxides at 500 C, but tha ... |
22-7-2007 at 08:55
by: Eclectic |
More on PbO2 electrodes
Well, the doped mixed metal oxides incorporating titanium should be both tightly adherent AND conduc ... |
22-7-2007 at 07:12
by: Eclectic |
More on PbO2 electrodes
How is an alkaline surface treating system going to penetrate the almost impervious TiO2 surface lay ... |
22-7-2007 at 04:06
by: Eclectic |
More on PbO2 electrodes
I got my internet connection back, so I can use Google and not have to read and post through my cell ... |
21-7-2007 at 06:03
by: Eclectic |
More on PbO2 electrodes
Ok, thanks for the info. That's what I get for guessing when my main internet connection is down. ... |
20-7-2007 at 13:48
by: Eclectic |
More on PbO2 electrodes
Dann, use something like a plastic spoon or knife to check the coating's adherency. You need to use ... |
20-7-2007 at 08:11
by: Eclectic |
More on PbO2 electrodes
Dann, the blow by blow details are good for being able to figure out what is going wrong and being a ... |
19-7-2007 at 07:37
by: Eclectic |
More on PbO2 electrodes
SnCl4.(H2O)x is not going to be volatile like the anhydrous SnCl4 is. You will get hydrolysis to Sn ... |
18-7-2007 at 10:32
by: Eclectic |
More on PbO2 electrodes
You should be getting doped SnO2 growing out of a SnCl4.(H2O)2 melt during the baking process with H ... |
17-7-2007 at 13:10
by: Eclectic |
gold separation
A mixture of bromide and bromate salts will dissolve gold. |
15-7-2007 at 09:52
by: Eclectic |
More on PbO2 electrodes
Pick a recipe and stick with it. You can't expect to make things work by blindly mixing items from ... |
15-7-2007 at 07:29
by: Eclectic |
Electroplating of Tungsten Carbide
If you use strong HCl, with the carbide as the anode, a good amount of the carbide will be oxidized ... |
13-7-2007 at 18:17
by: Eclectic |
Stannous Chloride
Pour off the clear SnCl2 solution. Add HCl and some H2O2 to the precipitate and heat for about an h ... |
13-7-2007 at 10:40
by: Eclectic |
Stannous Chloride
Did you granulate the alloy by pouring it into cold water? More surface area/smaller particles is b ... |
12-7-2007 at 12:54
by: Eclectic |
Stannous Chloride
You can't get rid of the HCl, or your chlorides will hydrolyze and precipitate. Some etching of the ... |
12-7-2007 at 11:17
by: Eclectic |
Stannous Chloride
OHHH! Cobalt blue coated Ti electrodes you can wear as jewelry when not electrolysing!
I really ... |
11-7-2007 at 13:45
by: Eclectic |
Electroplating of Tungsten Carbide
Cheaper tungsten carbide grades (C2) are tungsten carbide particles in a metal matrix, mostly cobalt ... |
11-7-2007 at 13:39
by: Eclectic |
Stannous Chloride
Nah. It's just reducing effect of SnCl2, easy to cure with H2O2.
I don't think ammonium chlo ... |
11-7-2007 at 13:29
by: Eclectic |
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