Dataset on surface degradation of coloured silicate glasses and commercial protective treatments under simulated unsheltered conditions

Bernardi, Elena ; Tomiato, Elisabetta ; Zangari, Martina (2026) Dataset on surface degradation of coloured silicate glasses and commercial protective treatments under simulated unsheltered conditions. University of Bologna. DOI 10.6092/unibo/amsacta/8588. [Dataset]
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Abstract

The present dataset contains data from a study involving accelerated aging of glass specimens for the understanding of weathering patterns and the evaluation of conservative protective coatings. Two types of coloured glass were analysed, the first is a lead-free soda-silicate glass (orange), while the second is a mixed-alkali lead-rich glass (blue). The specimens were artificially aged through artificial rain exposure in runoff conditions (Drop), followed by T and RH cycling in a climatic chamber (Drop+CC). The specimens were then coated with commercial protective treatments and artificial aging was repeated, with the inclusion of UVA radiation for part of the specimens. At every step samples were monitored with SEM/EDS and colour analysis in the CIELab colour space. FTIR-ATR was used to monitor degradation phenomena in the coatings.

Abstract
Document type
Dataset
Creators
CreatorsORCIDAffiliationROR
Bernardi, Elena0000-0002-0063-4594University of Bologna01111rn36
Tomiato, Elisabetta0009-0000-2116-1362University of Bologna01111rn36
Zangari, Martina0009-0009-2757-4972University of Bologna01111rn36
Keywords
silicate glass; coloured glass; cultural heritage; atmospheric weathering; atmospheric corrosion; conservation;artificial ageing; climatic chamber; acid rain; non-acid rain; run-off; Sol-gel coatings; Paraloid B72; Siox-5 RE20C; Siox-5 RE39; SEM-EDS; colour measurements; FTIR-ATR
Subjects
DOI
Contributors
Name
ORCID
Type
Affiliation
ROR
Schiattone, Sofia
Researcher
University of Bologna
Chiavari, Cristina
Researcher
University of Bologna
Salzillo, Tommaso
Researcher
University of Bologna
Vandini, Mariangela
Researcher
University of Bologna
Bernardi, Elena
Contact person
University of Bologna
Deposit date
15 Jan 2026 11:25
Last modified
15 Jan 2026 11:29
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Related identifier type
Relation type
Code
DOI
this upload is supplement to
Project name
CHANGES - Cultural Heritage Active Innovation for Next-Gen Sustainable Society
Funding program
European Union - NextGenerationEU, National Recovery and Resilience Plan (PNRR), Mission 4 (Education and Research), Component 2 (From Research to Enterprise), Investment 1.3 (Extended Partnerships), Notice D.D. 341 of 15/03/2022
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