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3. Interactions with gases and the environment
3.1 Highlighting the carbonation front
Over time, hydrates, and in particular portlandite crystals (Ca(OH) 2 ), naturally carbonate on contact with atmospheric carbon dioxide dissolved in capillary water according to the carbonation reaction :
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Interactions with gases and the environment
Protective coatings for concrete
Bibliography
- (1) - VERNET (C.), LUKASIK (J.), PRAT (E.) - Nanostructure, porosity, permeability, and diffusivity of Ultra high performance concretes (UHPC). – - Proceedings of the International Symposium on High Performance Concrete and Reactive Powder Concrete, Edited by AITCIN (P.C.) and DELAGRAVE (Y.), p. 17 (1998).
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Standards and norms
- ISO Acoustique : méthode de calcul du niveau d'isotonie. - ISO 532 1975 ISO - 1975
- AFNOR Tests for fresh concrete – Part 5: Impact table spread test - NF EN 12350-5 AFNOR - 2005
- AFNOR Clay roof tiles for discontinuous laying – Determining physical characteristics – Part 1: Impermeability test - NF EN 539-1 AFNOR - 2006
- ISO Fine ceramics (advanced ceramics, advanced technical ceramics) – Test method...
Patents
Concrete element having a superhydrophobic surface WO2011095744.
Use of a concrete-based element for the treatment of gases and volatile compounds EP2488279, WO2011045509.
Concrete article comprising a surface with low open porosity EP2603471, WO2012020012.
Cement-based paving blocks for photocatalytic paving for the abatement of urban pollutants EP1601626....
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CABOT Corporation
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TECHNI MOULAGE
http://www.techni-moulage.com/entreprise.moulage.drome.shtml
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