Richard Fitch
Bartley Collection

Phone:800-227-8539
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John Mascaro wrote:

> >While working with the National Trust Restoration Workshop, we would treat
> wood which had a surface which was friable from UV degradation but not in
> need of epoxy consolidation with the 1/1 boiled linseed application.....there
> is
> no chemical bonding of paint to wood, but mechanical adhesion>
>
> I agree.  I've used the 1/1 countless times (there wasn't any epoxy
> consolidants) and it worked fine, tho' it needed to dry for sometimes a
> couple of weeks if the weather was funny.  Don't know how someone got the
> boiled/raw thing mixed up.  It's the boiled (or otherwise kick-started) oil
> that polymerizes.  True, of course, that it's a great food source for
> itty-bitty's, but that won't cause a problem if it's top-coated.
> Fact is, like someone said, linseed oil kinda passe', now.  Tung works
> better, and Abatron's consolidants work better still.  Everything's gotta
> dry, though - don't know any way of facing a gray, dried-out sill on Monday
> and expecting to top-coat on Tuesday.
>
> Re primer adhesion, there is, I believe I can hear Dick Fitch saying, an
> ionic transfer that occurs between primers and their substrates (above and
> beyond the mechanical grab).  I don't have the phone number in front of me
> for Bartley's Reproduction Furniture in Maryland, but if someone wanted to
> look it up and ask for Dick, they'd be talking to one of the answer-men in
> the field of paints and varnishes.
>
> Wonderful discussion, this.
>
> John Mascaro