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Subject: Efflorescence on oil paintings

Efflorescence on oil paintings

From: Nathan Zakheim <zakheim>
Date: Tuesday, June 13, 2006
Mark D. Gottsegen <mdgottsegen [at] earthlink__net> writes

>Here's an interesting question I received from a retailer, about oil
>paintings and efflorescence. ...
>...
>
>   "Are you aware of any significant efflorescence problems starting
>    to occur with oil paintings[?]  We have two customers with
>    significant problems.  They are [name of manufacturer] users.
>    [The manufacturer is] aware of the problem and says it isn't
>    necessarily brand specific and is happening around the country.

If it is gypsum based efflorescence, or mineral based, barium
hydroxide applied as a very fine mist will ameliorate it. (Bonzai
sprayer works).


                                  ***
                  Conservation DistList Instance 20:1
                  Distributed: Saturday, June 24, 2006
                        Message Id: cdl-20-1-007
                                  ***
Received on Tuesday, 13 June, 2006

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