Alkali-Ion-Crown Ether in Art and Conservation: The Applied Bioinorganic Chemistry Approach
Dried varnish is rich in many ester moieties, which may be broken down into small, soluble compounds by esterase activity or alkaline hydrolysis. Two methods for varnish removal have been developed, including the treatment of either lipase or RbOH / PEG-400 crown ether which allow aged oil varnishes...
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Formato: | Texto |
Lenguaje: | English |
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Hindawi Publishing Corporation
2004
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Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2267072/ https://www.ncbi.nlm.nih.gov/pubmed/18365066 http://dx.doi.org/10.1155/S1565363304000020 |