TEOS-based consolidants for carbonate stones: the role of N1-(3-trimethoxysilylpropyl)diethylenetriamine

Author:

Sena da Fonseca B.12345ORCID,Piçarra S.67859,Ferreira Pinto A. P.10111223,Ferreira Maria João12345,Montemor M. F.12345

Affiliation:

1. Centro de Química Estrutural-CQE

2. Instituto Superior Técnico

3. Universidade de Lisboa

4. 1049-001 Lisboa

5. Portugal

6. Escola Superior de Tecnologia de Setúbal

7. Campus do IPS

8. 2910-761 Setúbal

9. Centro de Química-Física Molecular and Instituto de Nanociência e Nanotecnologia

10. Department of Civil Engineering

11. Architecture and Georesources

12. CERIS

Abstract

The modification of TEOS-based consolidants with SiDETA changes the growth pathway of a silica network in a way that depends on the original reaction parameters.

Funder

Fundação para a Ciência e a Tecnologia

Publisher

Royal Society of Chemistry (RSC)

Subject

Materials Chemistry,General Chemistry,Catalysis

Reference33 articles.

1. Biomimic conservation of weathered calcareous stones by apatite

2. C. A. Price and E.Doehne, Stone Conservation: An Overview of Current Research, Getty Conservation Institute, 2011

3. J. Delgado Rodrigues , Presented in part at the Proc. Int. Seminar on Historical Construction, Guimarães, 2001

4. Effects of addition of colloidal silica particles on TEOS-based stone protection using n-octylamine as a catalyst

5. Use of coupling agents for increasing passivants and cohesion ability of consolidant on limestone

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