Lots of good numbering information here:
http://www.collectioncare.org/cci/ccin.html and these folks sell Acryloid
B-67 http://www.collectioncare.org/cci/ccin.html#bap (you can get the
refill bottles separately if you don't need the whole labelling kit).
Quoting Marielle Fortier <[log in to unmask]>:
> Hello Museum-L members,
>
> I have a problem that I just can't get my head around. For the last few
> years I have been using b-72 and b-67 as my labeling layers (one for top
and
>
> one for bottom). These had been made by my mentor in her lab. At a
previous
>
> job we had only used b-72 for a top and bottom layer. Well my supply of
> b-72 has hardened and my b-67 has yellowed so I ordered from University
> Products Clear and white acryloid. Yesterday I used the clear acryloid
for
> the first time. I let the bottom layer dry, used my handy pigma pen and
> applied the number...let dry, or so I thought and went to apply the top
> layer. The whole number came off as soon as the brush for the acryloid
> touched it. ( I have experimented 3 times and still can't get the number
to
>
> stay on safely between two layers) What am I doing wrong? (Besides using
the
>
> same material for a base and top coat? Or is that my problem?) Am I not
> letting the pigma ink dry long enough, or is it as simple as not using
the
> product correctly. Any insight will be much appreciated.
>
>
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