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Material

| Acrylic | | Epoxy | | Hybridpolymers | | Silicone | | Wax |

 

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Constglass
FhG ISC
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Objects:

b040i450

panel 13, condition of internal surface

Glass: seems to be less deteriorated
on the internal face. It is possible to see
hole alterations dispersed over the
surface of the glass.

Paint: ancient painting with thick line
and wash-drawing. Brown-red painting
(warm brown)

Lead: good condition

Putty: dry and waterproof

Coating: none

Deposits: Thick and hard white (brownish) deposit on most of the pieces, possibly
from distemper or mastic residue.

These deposits often conceal
the corrosion of the glass.

 

 

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