Re: [BKARTS] Questions about methyl cellulose

[William Minter <wminter@xxxxxxxxxxxxxx>]

Another reply forwarded from Frank Mowery from the Folger Library:


On Jan 5, 2009, at 1:12 PM, Frank Mowery wrote:

> All of our water applications for conservation uses, is with  
> deionized recalcified water  pH 7.5-8
>
> Frank
>
> J. Franklin Mowery
> The Eric Weinmann Head of Conservation
> Folger Shakespeare Library
> 201 East Capitol St. SE
> Washington DC. 20003
> 202-675-0332


On Jan 4, 2009, at 7:49 PM, Laurie Doctor wrote:

> Thank you all for your detail and thoughtfulness about
> methyl cellulose, I appreciate it. My interpretation of
> Frank's response is that the methyl cellulose mixed with
> acrylic paint could move when water is introduced, even
> though the acrylic paint is dry, and that it is important to
> use purified water in order to avoid acidity. Is that right?

******************************

William Minter Bookbinding & Conservation, Inc.
4364 Woodbury Pike
Woodbury, PA  16695
814-793-4020
Fax:   814-793-4045
Email:    wminter@xxxxxxxxxxxxxx




                                   
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