DOI Artikel:
Nosek, Elżbieta Maria: Konserwacja wczesnośredniowiecznego srebrnego kielicha i pateny z grobu biskupa Maura w katedrze na Wawelu
DOI Seite / Zitierlink: https://doi.org/10.11588/diglit.19898#0044
13. Katedra na Wawelu. Srebrna patena po zakończeniu konserwacji
(fot. E. Nosek)
ukruszonego fragmentu podklejono jej zewnętrz-
ny okrąg żywicą poliestrową laminowaną tkaniną
szklaną.
Powierzchnię kielicha i pateny zabezpieczono
przed dalszą korozją żywicą o nazwie Frigelene.
Na dwóch ostatnich fotografiach (fig. 12 i 13)
pokazano kielich i patenę po konserwacji, która
trwała dwa lata. Do celów ekspozycyjnych wy-
konano kopię pateny i zrekonstruowanego kieli-
cha.
THE CONSERVATION OF A SILVER CHALICE AND PATEN FROM THE TOMB OF BISHOP
MAURUS IN WAWEL CATHEDRAL IN CRACOW
Summary
In 1938, when architectonical works were carried out To reduce the silver chloride to metallic silver con-
in Wawel Cathedral, the tomb of Bishop Maurus (1110— solidative reduction was applied, in 38/o sodium hy-
1118) with silver objects — a chalice and paten — were droxide, at a current density of 10 mA/dm2 for 25 days
discovered. using current with a DC/AC ratio 5:1.
The publication describes the details of conservation For the paten, reduction in dilute formie acid was
treatment which was carried out fifty years later. The applied, at a current density of 50 mA/dm2 for 7 days
chalice was received in the conservation laboratory in using current with a ratio 5:1. Platinum net was used
fragments, some of which had been broken away in the as anodę.
past. The metal was extremely brittle owing to advanced The missing areas were filled in by fibrę matting
microcrystalline corrosion. The chalice was covered with and polyester resin. Because of the very smali pieces
a thick layer of silver chloride and some parts of it of the bowl of the chalice it was necessary to line this
were missing. part with glass fibrę and resin.
The paten was found in a better state but covered
with a layer of copper corrosion produets.
40
(fot. E. Nosek)
ukruszonego fragmentu podklejono jej zewnętrz-
ny okrąg żywicą poliestrową laminowaną tkaniną
szklaną.
Powierzchnię kielicha i pateny zabezpieczono
przed dalszą korozją żywicą o nazwie Frigelene.
Na dwóch ostatnich fotografiach (fig. 12 i 13)
pokazano kielich i patenę po konserwacji, która
trwała dwa lata. Do celów ekspozycyjnych wy-
konano kopię pateny i zrekonstruowanego kieli-
cha.
THE CONSERVATION OF A SILVER CHALICE AND PATEN FROM THE TOMB OF BISHOP
MAURUS IN WAWEL CATHEDRAL IN CRACOW
Summary
In 1938, when architectonical works were carried out To reduce the silver chloride to metallic silver con-
in Wawel Cathedral, the tomb of Bishop Maurus (1110— solidative reduction was applied, in 38/o sodium hy-
1118) with silver objects — a chalice and paten — were droxide, at a current density of 10 mA/dm2 for 25 days
discovered. using current with a DC/AC ratio 5:1.
The publication describes the details of conservation For the paten, reduction in dilute formie acid was
treatment which was carried out fifty years later. The applied, at a current density of 50 mA/dm2 for 7 days
chalice was received in the conservation laboratory in using current with a ratio 5:1. Platinum net was used
fragments, some of which had been broken away in the as anodę.
past. The metal was extremely brittle owing to advanced The missing areas were filled in by fibrę matting
microcrystalline corrosion. The chalice was covered with and polyester resin. Because of the very smali pieces
a thick layer of silver chloride and some parts of it of the bowl of the chalice it was necessary to line this
were missing. part with glass fibrę and resin.
The paten was found in a better state but covered
with a layer of copper corrosion produets.
40