Ammonium monoethyloxalate (AmEtOx): a new agent for the conservation of carbonate stone substrates

Author:

Aragoni M. Carla1234ORCID,Giacopetti Laura1234,Arca Massimiliano1234ORCID,Carcangiu Gianfranco56718ORCID,Columbu Stefano1234,Gimeno Domingo9101112ORCID,Isaia Francesco1234ORCID,Lippolis Vito1234ORCID,Meloni Paola131415416ORCID,Ezquerra Antonia Navarro17181112,Podda Enrico1234ORCID,Rius Jordi192012,Vallcorba Oriol212212ORCID,Pintus Anna1234

Affiliation:

1. Università degli Studi di Cagliari

2. Dipartimento di Scienze Chimiche e Geologiche

3. 09042 Monserrato (Cagliari)

4. Italy

5. Consiglio Nazionale Delle Ricerche (CNR)

6. Istituto di Scienze dell’Atmosfera e Del Clima (ISAC)

7. UOS di Cagliari c/o Dipartimento di Fisica

8. Monserrato (Cagliari)

9. Facultat de Ciències de la Terra

10. Universitat de Barcelona

11. 08028 Barcelona

12. Spain

13. Dipartimento di Ingegneria Meccanica

14. Chimica e dei Materiali

15. Cagliari

16. Laboratorio di didattica e ricerca Colle di Bonaria

17. Departamento de Tecnología de la Arquitectura

18. EPSEB-UPC

19. Institut de Ciència de Materials de Barcelona (CSIC)

20. 08193 Bellaterra

21. ALBA Synchrotron Light Source – CELLS

22. Barcelona

Abstract

Ammonium monoethyloxalate (AmEtOx) is proposed as a consolidanting agent for carbonate stones such as biomicritic limestone and marble, resulting in the formation of a microcrystalline passivating phase of calcium oxalate (whewellite and weddellite).

Funder

Regione Autonoma della Sardegna

Fondazione di Sardegna

Publisher

Royal Society of Chemistry (RSC)

Subject

Materials Chemistry,General Chemistry,Catalysis

Reference134 articles.

1. D. Eric and C. A.Price , Stone in architecture , America Library of Congress Cataloging-in-Publication Data , Los Angeles (CA) , 2nd edn, 2010 , pp. 1–176

2. Acid deposition and the deterioration of stone: a brief review of a broad topic

3. A review of selected inorganic consolidants and protective treatments for porous calcareous materials

4. Limestones in the Built Environment: Present-day challenges for the preservation of the past , ed. B. J. Smith , M. Gomez-Heras , H. A. Viles and J. Cassar , Geological Society, Special Publication 331 , London , 2010 , Wiley, 2014, vol. 49

5. M. Steiger , A. E.Charola and K.Sterflinger , Stone in Architecture: Properties, Durability , Springer , Berlin Heidelberg , 2011 , pp. 227–316

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