Videos created for teaching in first- and second-year WUDPAC program, Objects Conservation.
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Drips often form when brush- or spray-lacquering, but these can be easily fixed if you catch them quickly enough.
fixing drips
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Spray lacquering a silver plate with 1:2 Agateen Lacquer #27 (nitrocellulose) / Agateen Lacquer Thinner #1 with 0.025 wt.% coumarin 6 (UV-fluorescent) dye additive.
spray lacquering
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Brush lacquering a silver fork with 1:1 Agateen Lacquer #27 (nitrocellulose) / Agateen Lacquer Thinner #1 with 0.025 wt.% coumarin 6 (UV-fluorescent) dye additive.
brush lacquering
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Mechanical polishing of silver offers the greatest amount of control as compared to other cleaning methods, such as chemical dips or electrolytic setups. Lab grade…
polishing silver
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On silver objects that do not have organic or other solvent-sensitive components but are coated with cellulose nitrate lacquer, poultices with cotton pads soaked in…
coating removal with solvent poultice
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The use of pressurized steam to remove cellulose nitrate lacquer from non-plated silver causes it to lift, sometimes in large sheets.
lifting lacquer during steam removal
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On silver objects that are not plated but are coated with cellulose nitrate lacquer, pressurized steam from a handheld dental steamer can safely and effectively remove…
coating removal with pressurized steam
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Washing silver in a bath of dilute nonionic surfactant helps soften some tarnish and remove polish residues. Rinse in a bath of clean water.
washing uncoated silver
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