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2003-05-17 by Stefan Trethan
i forgot the following: what do you think about the viscosity? i know you can t see my polis but i assume it is same viscosity all over the world. i believe it
2003-05-17 by Stefan Trethan
why is food coloring not pigmented? you soak it in ipa? i fear that the ones i get will also not clean up! was it clogged by inkjet ink or some experimental
2003-05-17 by Stefan Trethan
ethanol also does definitely not dissolve any plastic i ever tried. also dried up paint etc resists it. but it can remove the paint of markers etc. when
2003-05-17 by Stefan Trethan
i think you are very right with your guess about potassium permanganate. under the sticker with the price i found the following: übermangansaures kali
2003-05-17 by Dave King
... Available at any grocery store in the baking department used in icings. (more for Stefan info) ... I found vinegar (acetic acid) works to loosen old ink.
2003-05-17 by Steve
Food coloring: good. I ll try it, too. Pigmented inkjet inks are fine just so they ll go through an inkjet nozzle. Regular painting pigments are much larger
2003-05-17 by Steve
I ve never seen isopropyl alcohol dissolve plastics. Denatured alcohol will, and will strip paint. Not sure about ethanol. Don t think it will. Steve
2003-05-17 by grantfair2001
It is difficult to know without knowing what potassium compound is involved. (I understand kali means potassium , but potassium isn t purple). If kali is
2003-05-17 by Stefan Trethan
food coloring: in the initial posts here quite a while ago there is stated food coloring works. i have none at home (see no reason for coloring the food...). i
2003-05-17 by Stefan Trethan
... maybe it was initially for ether, i m sure ipa was in but there were several mistakes on the label. but im sure it was ipa. thanks for the information, i
2003-05-17 by Ned Konz
... I think you were looking at an ether can. Isopropanol doesn t evaporate very quickly. -- Ned Konz http://bike-nomad.com GPG key ID: BEEA7EFE
2003-05-17 by Steve
And watch out around plastics. Some varieties of alcohol will dissolve many kinds of plastic. If your cartridges are bought empty, no need to clean any old ink
2003-05-17 by Leon Heller
... Yes, it s quite volatile. ... Same stuff. Propanol is the modern name for propyl alcohol (like ethanol is ethyl alcohol). ... I think the main difference
2003-05-17 by Stefan Trethan
hi i read some information about ipa. i have read of it often for cleaning/solvent etc. i only saw a bottle of it once (with a terrible misspelled label on
2003-05-17 by westfw
Anybody got formulas for tin plating solutions? I m looking for something cheaper, or better able to be mixed in small quantities, or better able to be used on
2003-05-17 by Leon Heller
... The suppliers of ink jet refill kits sell a liquid for flushing out catridges before refilling them. It s probably IPA (iso-propyl alcohol). IPA is
2003-05-17 by Stefan Trethan
ok i will do the ethanol test. but does nobody know why it gets in this jelly stage when mixing it with floor polish? i had it only in the glass jar, perhaps
2003-05-16 by Larry Battraw
On Fri, 2003-05-16 at 12:55, grantfair2001 wrote: ... Using off-the-shelf generic ammonia works wonderfully for stripping boards coated with dry-film
2003-05-16 by grantfair2001
Household ammonia is diluted quite a bit for wax removal. One cup in 5 litres of water is what my bottle of AMEX states for general cleaning. Yes, Ammonia
2003-05-16 by Stefan Trethan
OH NO! just after sending the mail i grabbed the jar with the polish colored with kali and it is solid! i had the lid on tight and wanted to shake it further,
2003-05-16 by Stefan Trethan
hi i will get my empty ink cartridges on monday. they were quite expensive, 5eur per cartridge. but this is much cheaper then buying new. no i m wondering what
2003-05-16 by grantfair2001
Adam- It has been a learning experience, and now that it has succeeded I would say worthwhile. I do like to operate from recipes, I guess. Understanding may
2003-05-15 by Leon Heller
... I just had a quick look at the website. They provide a time-limited demo, so I suppose one can try it before buying it. Leon -- Leon Heller, G1HSM Tel: +44
2003-05-15 by spoothammer
Hello, I am curious... Am I the only one foolish enough to purchase the most poorly hacked-together software package in the universe? DeskPcb is an incedible
2003-05-15 by John Myszkowski
Did anyone ever try the plain paper FAX machine? The film they use is a wax based, black compound that is very visible. You could (theoretically) print to a
2003-05-15 by Stefan Trethan
hi thanks for the info. i already knew your page but my ? spanish ? is very close to zero. i am downloading the plotter.zip at the moment. also the dll. ok.. i
2003-05-15 by Pancary
hi , i made a prg work with plt files, download at www.geocities.com pancary ... From: Stefan Trethan To:
2003-05-15 by Adam Seychell
Grant, Its been interesting listening to your progress on copper chloride makeup over the past few weeks. I agree with you about it all this chemistry being
2003-05-15 by Stefan Trethan
i hope i get it with the inkjet to work, the ploter method has disadvantages. the hardware is ok but software not. please first try to get hpgl (or which
2003-05-15 by grantfair2001
Hi Adam - (and interested list members). All (I hope)of my equipment and most of my chemicals are now on hand. The specific gravity of my etchant is 1.245. I
2003-05-15 by Steve
... the same. Thank you. ... to the ... you add ... Start by taking a look in the links under Plotter Method . The ink used is of number one importance. I
2003-05-14 by Mike Putnam
JGraham, I am speaking from my experience. Not what I have read. I did not mean to buy into a long discussion on Operating systems. There are other forums for
2003-05-14 by Stefan Trethan
yes, try as ink i hope it works also if thicker i have no need for the inkjet since several years. please look here:
2003-05-14 by Ned Konz
... I may have missed this. Do you mean to actually try to use floor polish as an ink ? How will your inkjet deal with the different (higher) viscosity of the
2003-05-14 by Larry Battraw
... ... I picked a bottle of acrylic floor polish a week ago and have been experimenting with it as well. First, mine actually says it is acrylic (the
2003-05-14 by Stefan Trethan
hi today i saw floor polish at a local shop. i remembered the post of using it as etch resist. (in inkjet). so i thought i may try the printing with it (facing
2003-05-14 by Brian Schmalz
I ve just uploaded a picture of a very early board I did with this scratching process. I ve called it the Eagle Scratch process, and made a new photo album
2003-05-13 by John Myszkowski
The best instructions for the foil method: http://www.techniks.com/how_to.htm The second place is: http://www.seattlerobotics.org/encoder/jun99/jayc.html The
2003-05-13 by Stefan Trethan
exactly this i thought also... but normally there is no electrostatic acticity needed when fusing it to the paper. but i won t feed conductive foil in my
2003-05-13 by kenneth magers
since laser printers use electrostaic atraction to form a image would nt the foil short it out if it was conductive? ... __________________________________ Do
2003-05-13 by Stefan Trethan
i have serios doubts if that may really work... is it conductive at all? i don t think the solder would adhere. (yes i know on may solder two icecubes together
2003-05-13 by Stefan Trethan
thank you.. i have never ever heared of this. i have no idea if i can get it here. regards st
2003-05-13 by rolanyang
Hrm.. do you think that it might be possible to use the hot foil itself as the conductive trace? Rather than transferring to PCB and etching, maybe the paper
2003-05-13 by Steve
Yes, this is a -great- tip! Stefan, the way this stuff is used: Print a page on your laser printer. Say you print the headline in big bold letters. Cut out a
2003-05-13 by Leon Heller
I think the problems you mentioned are due to a bug in Pulsonix. I only plotted the bottom layer. I ll send the PCB file to Pulsonix for their comments. Leon
2003-05-13 by Stefan Trethan
ah i see, i see. if you have this very handy function in eagle this makes the thing a lot easier. i think this may also be there for making copper plains,
2003-05-13 by Stefan Trethan
may you describe for which use this stamping foil is made? i have no idea how it is called here. It is a product that is used to stick to hot toner (laser
2003-05-13 by Stefan Trethan
thank you! i examined the file with my splot viewer (which normally does everything like my plotter does it). first obvious thing was that there are 2 images
2003-05-13 by Steve
; ) Steve ... dictionary because they don t tell you
2003-05-13 by John Myszkowski
Hi, My newest (and best) way for making PCBs is to use Hot Stamping foil ( for laser printers & photocopiers ) instead of the backing paper. I ve been using