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[Next Page]
More on PbO2 electrodes
[quote][i]Originally posted by dann2[/i]
Hello Folks,
Been doing some Patent digging Rosco eh?[/ ...
20-8-2007 at 19:28
by: Rosco Bodine
Permanganates
@Der Alte
You might like the following thread
http://www.sciencemadness.org/talk/viewthread.p ...
18-8-2007 at 09:15
by: Rosco Bodine
oxidation alcohol to aldehyde with MnO2
The thread is here
http://www.sciencemadness.org/talk/viewthread.php?tid=6882
17-8-2007 at 22:17
by: Rosco Bodine
Oxalic acid related
There is a patent US3650861 which directly relates to the usefulness of oxalic acid for etching tita ...
17-8-2007 at 16:13
by: Rosco Bodine
The Synthesis of Sulfur Trioxide and Oleum: the vanadium (V) oxide-catalyzed method
I wonder if you couldn't take a 14 gauge coil heating element and slip inside it a close fitting cer ...
12-8-2007 at 11:36
by: Rosco Bodine
The Synthesis of Sulfur Trioxide and Oleum: the vanadium (V) oxide-catalyzed method
The conditions are alkaline during the initial formation of the catalyst , and before it is exposed ...
12-8-2007 at 08:49
by: Rosco Bodine
The Synthesis of Sulfur Trioxide and Oleum: the vanadium (V) oxide-catalyzed method
You could try rolled cylinders or crumpled wads of stainless or monel filter cloth for your support ...
11-8-2007 at 21:05
by: Rosco Bodine
Seperation of nickel and copper in solution - a practical method.
Could be ....I'm not sure .
If you had a solution of the mixed chlorides containing residual acid ...
11-8-2007 at 19:00
by: Rosco Bodine
oxidation alcohol to aldehyde with MnO2
A permanganate in a buffered solution at a target pH and temperature might do the trick .
11-8-2007 at 17:31
by: Rosco Bodine
Seperation of nickel and copper in solution - a practical method.
Perhaps HCl + NH4NO3 would also make a good mix for dissolving the copper plus nickel alloy .
11-8-2007 at 14:48
by: Rosco Bodine
Alarmism first! - reality check later on...
Tabloid journalism is alive and well ,
with the paparazzi tripping over each other ....
even havin ...
11-8-2007 at 10:54
by: Rosco Bodine
The Synthesis of Sulfur Trioxide and Oleum: the vanadium (V) oxide-catalyzed method
IIRC the activity of the catalyst in terms of reaction speed increases with temperature , but the eq ...
11-8-2007 at 09:51
by: Rosco Bodine
Seperation of nickel and copper in solution - a practical method.
Adding a sodium polysulfide might also selectively reduce the copper and precipitate the copper as c ...
11-8-2007 at 09:01
by: Rosco Bodine
Seperation of nickel and copper in solution - a practical method.
| |
| Electromotive Series of the Metals ...
11-8-2007 at 07:58
by: Rosco Bodine
oxidation alcohol to aldehyde with MnO2
Sounds like a variation of the "oxidative soak method"
http://www.sciencemadness.org/talk/viewth ...
9-8-2007 at 18:53
by: Rosco Bodine
Hanovia Bright Platinum coated anodes!
@dann2
Oxalic acid is reportedly good for etching the titanium according to US3650861 , in prepar ...
9-8-2007 at 18:17
by: Rosco Bodine
more specifics concerning oxidation of titanium
From a couple of pages earlier in this thread ....
[quote][i]Originally posted by dann2[/i]
From w ...
9-8-2007 at 08:46
by: Rosco Bodine
cathodic preparation of titanium
There are cathodic etching / hydriding schemes which are applicable to plating of titanium and other ...
8-8-2007 at 23:53
by: Rosco Bodine
Oxamide and HNO3 ->?
More here
http://www.sciencemadness.org/talk/viewthread.php?tid=40&page=1#pid50069
and her ...
7-8-2007 at 18:56
by: Rosco Bodine
Alarmism first! - reality check later on...
Another pearl from "Tremors"
(Q) What do you have cannon fuse for ?
(A) For my cannon
7-8-2007 at 09:33
by: Rosco Bodine
The Synthesis of Sulfur Trioxide and Oleum: the vanadium (V) oxide-catalyzed method
The stability of your supported catalyst would probably not be good when the catalyst coating melts ...
6-8-2007 at 17:31
by: Rosco Bodine
The Synthesis of Sulfur Trioxide and Oleum: the vanadium (V) oxide-catalyzed method
@Fleaker ...
check your m.p. for V2O5
6-8-2007 at 04:20
by: Rosco Bodine
The Synthesis of Sulfur Trioxide and Oleum: the vanadium (V) oxide-catalyzed method
For V2O5 your intitiation temperature is 400-450C and the reaction arrest temperature is ~620C .
...
4-8-2007 at 23:30
by: Rosco Bodine
Nitroguanidine from Sulphamic acid and Urea
What caught my notice as interesting about the sulfamic acid plus urea reaction is the theorized *cy ...
4-8-2007 at 07:05
by: Rosco Bodine
Nitroguanidine from Sulphamic acid and Urea
[quote][i]Originally posted by not_important[/i]
And there is this thread from a bit over a year ag ...
3-8-2007 at 14:00
by: Rosco Bodine
[Next Page]
Sciencemadness Discussion Board
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