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Bonding PTFE
I have tried to weld ptfe foil using an impulse welder for plastic foils (~100 eur).
Results were n ... |
31-12-2009 at 07:47
by: BASF |
PC - an otc source of formic acid ?
Thanks for the feedback,
i see it now, it should have been obvious 
What about phenoplasts ? ... |
16-7-2007 at 12:34
by: BASF |
PC - an otc source of formic acid ?
Hello all!- It´s been a while since my last post, so i´m glad to contribute again 
The idea i ... |
15-7-2007 at 11:26
by: BASF |
Air cooled reflux condenser
I have the difficulty of lacking a water supply in my lab, therefor i tried something different..... ... |
5-12-2005 at 04:11
by: BASF |
Making own Nitric Acid
I had the same problem with a keck clamp, i used it for my buchi rotavapor for distillation of HNO3. ... |
30-11-2005 at 04:38
by: BASF |
NH3-water azeotrope?
Thanks a lot, Magpie! |
30-11-2005 at 04:24
by: BASF |
NH3-water azeotrope?
I read elsewhere that in very dilute NH3*H2O-solutions the increased degree of ionization leads to f ... |
29-11-2005 at 09:12
by: BASF |
Acetic anhydride preparation
Ash on my head. I was ignorant and arrogant. Maybe where you live its over the counter and cheap.
... |
29-11-2005 at 08:12
by: BASF |
NH3-water azeotrope?
I am desperately looking for evidence if there is an azeotrope of NH3-water.
I did some extensive s ... |
29-11-2005 at 07:44
by: BASF |
Acetic anhydride preparation
I don´t want to discourage you after finding this "unknown" method....
but,
1 ... |
28-11-2005 at 11:36
by: BASF |
Formaldehyde => Paraformaldehyde
Maybe it would be possible to prepare an AN/ice bath, therein a flask with *slightly* diluted H2SO4, ... |
19-11-2005 at 08:41
by: BASF |
Acetonitrile from NH4-acetate
Acetonitrile prep
PATENT SPECIFICATION
Application Date: Oct 10, 1935 No 28007/35.
464,106 ... |
18-11-2005 at 09:07
by: BASF |
triazone
1,3,5-triazine-2-one, no?
Then this would be the K-6 backbone......triple nitrosation in acetic a ... |
17-11-2005 at 08:55
by: BASF |
Al + HCI = ?
If it was as easy as that
I think the oxychloride forms.
The oxychloride is widely used in de ... |
17-11-2005 at 08:19
by: BASF |
simple HMX-synth without Ac2O
Now i am looking for a suitable method to oxidize my DNPT to DPT. It seems that only absolute nitric ... |
15-11-2005 at 13:47
by: BASF |
simple HMX-synth without Ac2O
Oops. I missed part of that sentence while tiping... 
Now it is okay again. |
15-11-2005 at 13:33
by: BASF |
Boiling down formaline 20% to 40%
Hey! -Thanks a lot!! |
15-11-2005 at 13:21
by: BASF |
Boiling down formaline 20% to 40%
My problem is: I cannot get my hands on normal 37% formaline solution because this would call for a ... |
14-11-2005 at 13:15
by: BASF |
simple HMX-synth without Ac2O
I found another different method starting from urea for the production of DPT:
It´s in "Che ... |
14-11-2005 at 12:40
by: BASF |
Removal of Chlorides from H2SO4 electrolyte
Maybe precipitation with AgNO3?
Why do you need such a low Cl-content? |
13-11-2005 at 06:58
by: BASF |
simple HMX-synth without Ac2O
Successful synth of DNPT!
The first try, which was a disappointing failure:
I choosed No.3 of ... |
10-11-2005 at 12:31
by: BASF |
simple HMX-synth without Ac2O
I was wondering what concentration of CH2O (202g) they used...
I calculated that the used amounts a ... |
6-11-2005 at 14:46
by: BASF |
simple HMX-synth without Ac2O
[quote]
A likely starting point for investigation of such a likely mixture would be 3 parts HMX , 7 ... |
6-11-2005 at 10:33
by: BASF |
simple HMX-synth without Ac2O
But here the references i found so far.
The process seems to be, as rosco already mentioned, genera ... |
6-11-2005 at 05:58
by: BASF |
simple HMX-synth without Ac2O
Rosco: i did a search for syntheses of DNPT, and it yielded a lot of references. BTW, it seems that ... |
6-11-2005 at 05:47
by: BASF |
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