- Previous 0/8211
Copper alloy fragment from rim of shield 1939,1010.94; curved into a U-shape.
- early 7thC
- Excavated/Findspot: Sutton Hoo, Ship-burial Mound: 1
- (Europe,United Kingdom,England,Suffolk,Sutton (parish),Sutton Hoo)
- Length: 5.6 centimetres
13 October 2005
Reason for treatment
Clean, consolidate, repair & repack as necessary.
The gilded surface of the cu alloy rim is covered with copper carbonate corrosion layer. It was previously repaired. Duygu CleereA second strip from the shield rim also numbered H1: 9Green stickers 67 and 68)Note with object says it is impreganated with Benzotriazole.The binding was broken into three parts, old repairs had broken down . Fleur Shearman.
The corrosion layer was removed by undertaking mechanical cleaning with a scalpel. The gilt surface was consolidated by using 5%Paraloid B72 (ethyl methacrylate copolymer) in Acetone/ Industrial methylated spirits (ethanol,methanol) (propan-1-one/dimethyl ketone) 50:50. The failed old joints were reattached by using HMG heatproof and waterproof adhesive (cellulose nitrate). The object was packed in a crystal box with a plastazote cut out. Duygu CleereSecond fragment of binding labelled H1:Old adhesive removed with acetone on brush. Whole consolidated using 2.5% Paraloid B72, ethyl methacrylate copolymer, in acetone, repeated applications applied with a brush. Fragments repaired with Paraloid B72, ethyl methacrylate copolymer adhesive.Repacked in plastic box lined with polyethylene foam.
Prehistory and Europe
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Object reference number: MCS16915
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