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Just wanted to share a tip on how to revive old paints.
So, a while back I got out of miniatures gaming due to college. College is over now, therefore I get to get back into miniatures.
While previously in to the hobby, I purchased a full set of GW paints, you know the ones in those crappy screw top bottles that always dried out. Well, they dried out into a thick goopy mess. But, as goopy as they were I figured they could be saved.
By making a mixture of 1 part water and 1 part matte medium (try the big bottle of liquitex stuff), and mixing that in with the paints I was able to get them back to a working consistency.
But, why not just use water alone? The problem is that paints have binding agents/adhesives in them along with pigment and sometimes fillers. Part of the stuff that dries out is that binding agent. So, adding water would get it back to consistency, but it would also mean the paint is less able to bind to the surface its applied to, or to itself to form a solid coat of paint. Which means it rubs off much more easily.
Matte medium is basically almost all binding agent, which dries clear and flat. It's not coincidence a lot of painters like myself use it as an adhesive, or craftspeople use it for things like decoupage.
I'll have to experiment more though, as the water may affect the quick drying of acrylics. I've considered using Tamiya acrylic thinner instead of water, mixed in with matte medium. Hopefully the two chemicals won't react badly with each other.
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