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Subject: Colloidal silica

Colloidal silica

From: Elsa Bourguignon <ebourguignon>
Date: Tuesday, January 29, 2002
I am interested in hearing from conservators who have experience of
using colloidal silica (brand names Syton, Ludox...) in stone
conservation, both as a binder in a grout and as a consolidant for
surface applications.

I am thinking of using these products on a volcanic tuff in a
tropical climate but initial test applications produced problems of
poor control of flow and poor mixing with stone powder filler for

Elsa Bourguignon
Getty Conservation Institute
1200 Getty Center Drive, Suite 700
Los Angeles, CA 90049-1684 USA

                  Conservation DistList Instance 15:54
                 Distributed: Tuesday, February 5, 2002
                       Message Id: cdl-15-54-032
Received on Tuesday, 29 January, 2002

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