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<p>[QUOTE="say_it_slowly, post: 4175759, member: 50"]I would also ask a museum or state conservator if your state has one. </p><p><br /></p><p>There may be some new ideas on what is best to use. At one time many places used a PVA (simple white glue) but I believe ideas have changed. Museums often want something that doesn't damage the body of a ceramic and that is completely reversible. Some PVAs can be hard to reverse over time as I recall (such as Elmer's glue formulation) but don't remember all the details. For my own use I usually choose a PVA, others probably have other ideas.</p><p><br /></p><p>I have done some restoration (as a volunteer) on some prehistoric pots at some museums a number of years ago. They used Paraloid B-72 (aka Acryloid B-72). It is a type of contact glue, applied to both surfaces before joining. It can be a bit tricky to make a nice clean join. Not sure if it's still being used or not but because it's reversible it seemed to meet their needs at the time.</p><p><br /></p><p>Anyway, I'd ask a professional for the latest thinking.[/QUOTE]</p><p><br /></p>
[QUOTE="say_it_slowly, post: 4175759, member: 50"]I would also ask a museum or state conservator if your state has one. There may be some new ideas on what is best to use. At one time many places used a PVA (simple white glue) but I believe ideas have changed. Museums often want something that doesn't damage the body of a ceramic and that is completely reversible. Some PVAs can be hard to reverse over time as I recall (such as Elmer's glue formulation) but don't remember all the details. For my own use I usually choose a PVA, others probably have other ideas. I have done some restoration (as a volunteer) on some prehistoric pots at some museums a number of years ago. They used Paraloid B-72 (aka Acryloid B-72). It is a type of contact glue, applied to both surfaces before joining. It can be a bit tricky to make a nice clean join. Not sure if it's still being used or not but because it's reversible it seemed to meet their needs at the time. Anyway, I'd ask a professional for the latest thinking.[/QUOTE]
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