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picric acid from aspirin
I would say you reached the saturation limit for the liquid phase, which resulted in picric acid pre ... |
23-11-2014 at 20:35
by: Hennig Brand |
picric acid from aspirin
Are you providing good mixing for the reactants? If not, you will normally get hot spots and oxidati ... |
23-11-2014 at 20:04
by: Hennig Brand |
Best way for getting high density ?
Methyl ricinoleate does work and most importantly it is available to the hobbyist. Seems to me that ... |
23-11-2014 at 19:39
by: Hennig Brand |
Best way for getting high density ?
Thanks for the compliment, but I am still just getting the basics about a lot of this stuff. It is b ... |
23-11-2014 at 14:24
by: Hennig Brand |
Gun Propellants: Single, Double and Tripple based
If it is microcrystalline cellulose I imagine it would nitrate just fine.
I guess I didn't descri ... |
22-11-2014 at 06:55
by: Hennig Brand |
Gun Propellants: Single, Double and Tripple based
Ran out of room.
Microcrystalline cellulose was made by hydrolyzing pure cotton cotton balls in a ... |
21-11-2014 at 13:05
by: Hennig Brand |
Gun Propellants: Single, Double and Tripple based
I have been spending a little time looking into purification of nitrocellulose for long term storage ... |
21-11-2014 at 12:27
by: Hennig Brand |
Gun Propellants: Single, Double and Tripple based
In most instances even after a couple years the material was still usable as propellant, but it was ... |
15-11-2014 at 11:46
by: Hennig Brand |
Gun Propellants: Single, Double and Tripple based
I am not sure why urea would be superior to sodium carbonate except that maybe traces of alkali left ... |
15-11-2014 at 09:52
by: Hennig Brand |
Gun Propellants: Single, Double and Tripple based
According to COPAE and other sources it is impossible to completely remove residual acidy, and other ... |
15-11-2014 at 08:09
by: Hennig Brand |
Gun Propellants: Single, Double and Tripple based
Wow, what a great thread! Here is a link to the "Tri-Nitrocellulose" thread, where the couple quotes ... |
14-11-2014 at 03:04
by: Hennig Brand |
Gun Propellants: Single, Double and Tripple based
Assuming that a stabilizer such as diphenylamine needs to be added to a microcrystalline nitrocellul ... |
13-11-2014 at 11:35
by: Hennig Brand |
Detonator Casings
I agree with Microtek, also even small increases in case thickness significantly reduces the effecti ... |
13-11-2014 at 10:58
by: Hennig Brand |
Estimation of Percentage Nitrogen Correction
I made a mistake in the above percentage nitrogen estimation. There was a week between when I perfor ... |
13-11-2014 at 09:55
by: Hennig Brand |
Gun Propellants: Single, Double and Tripple based
I suppose microcrystalline cellulose would likely be easier to nitrate than a big fluffy piece of co ... |
11-11-2014 at 04:30
by: Hennig Brand |
picric acid from aspirin
If aspirin is used instead of salicylic acid hydrolysis occurs in the hot sulfuric acid sulphonation ... |
9-11-2014 at 09:13
by: Hennig Brand |
picric acid from aspirin
Look for, "Rosco's Good Old Country Recipe for Picric Acid". It is basically foolproof as long as th ... |
8-11-2014 at 05:30
by: Hennig Brand |
Gun Propellants: Single, Double and Tripple based
This should have been included in the last post, but I didn't think to do it at the time.
A simpl ... |
8-11-2014 at 05:11
by: Hennig Brand |
Trinitrotoluene preparation
I found that the strongest smell in the reaction was from the mono-nitrotoluene product from the fir ... |
8-11-2014 at 04:14
by: Hennig Brand |
Homebuilt recirculating evaporative cooler
[rquote=342250&tid=13060&author=Hennig Brand]
The pump and fan were controlled by a simple ... |
7-11-2014 at 15:54
by: Hennig Brand |
cheddite
Sodium chlorate does make slightly more powerful explosives than potassium chlorate. Sodium atoms ar ... |
5-11-2014 at 17:41
by: Hennig Brand |
Estimation of Percentage Nitrogen
Some more cotton was nitrated.
Materials:
9.8g Cotton Balls (oven dried for 60 minutes at 110C)
... |
5-11-2014 at 10:19
by: Hennig Brand |
cheddite
Great video!
I think at least in the North American texts that paraffin refers to paraffin wax in ... |
5-11-2014 at 04:15
by: Hennig Brand |
cheddite
LL, the stated density of your Cheddite charge is extremely low. Normally for these types of chlorat ... |
4-11-2014 at 11:34
by: Hennig Brand |
cheddite
I think you are right about the translators; at least from what I have seen.
http://www.science ... |
4-11-2014 at 01:47
by: Hennig Brand |
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