[pure-silver] Re: phosphorescent paint

  • From: harry kalish <hksvk@xxxxxxxxxxx>
  • To: <pure-silver@xxxxxxxxxxxxx>
  • Date: Wed, 06 May 2009 13:55:01 -0400

This is interesting, Jim. Thanks.
Harry


On 5/6/09 10:07 AM, "Jordan Wosnick" <jwosnick@xxxxxxxxx> wrote:

> 
> Coming to this thread a bit late, but...
> 
> Glow-in-the-dark materials are almost always based on zinc sulfides or on
> alkaline earth silicates containing small amounts of lanthanides (usually
> europium). They are always "pigments" rather than dyes -- the phosphorescence
> comes from the crystal structure.
> 
> It sounds like Harry's dried-up paint was originally a water-based latex
> suspension with phosphorescent pigment in it. If it had any xylene in it, it
> would have really smelled strong. It's probably just easiest to buy a new jar
> of paint or of tape, as per Jim's comments.
> 
> As for xylene vs. xylol -- what we in the English-speaking world call benzene,
> toluene and xylene, the German-speaking world calls benzol, toluol and xylol.
> This could be the source of the confusion.
> 
> On Mon, Apr 27, 2009 at 9:55 PM, Jim Brick <jim@xxxxxxxxx> wrote:
>> I have a roll of glow tape. I cut small pieces and stuck them on my light
>> switches and drawer pulls in my darkroom. The glow lasts for a very long
>> time. I don't know where I got it, but I sure like it as it is easily removed
>> and... it hasn't dried up in 20 years - it's still sticky.
>> 
>> :-)
>> 
>> Jim
>> 
>> 
>> 
>> On Apr 26, 2009, at 8:23 AM, harry kalish wrote:
>> 
>>> Does anyone know what the solvent could be for the common phosphorescent
>>> paint that is for sold darkroom applications? I have a small jar of it that
>>> has dried into a solid mass, and would like to refresh it into a useful
>>> state.
>>> Thanks,
>>> Harry.
>>> 
>>> 
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> 

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