Title:
Products & Practice Spotlight: Solving the Slab Moisture Issue
Author(s):
Scott Bergsbaken
Publication:
Concrete International
Volume:
39
Issue:
1
Appears on pages(s):
51-54
Keywords:
concrete, admixture, moisture, adhesive
DOI:
10.14359/51689573
Date:
1/1/2017
Abstract:
When used as a concrete admixture, sodium silicate reacts with the calcium hydroxide and the free water in the mixture to form C-S-H gel. The gel serves as an internal curing medium, bleed channels and pores are drastically minimized, and vapor transmission is dramatically reduced.
Related References:
1. “National Volatile Organic Compound Emission Standards for Architectural Coatings,” US Environmental Protection Agency (EPA), www.epa.gov/stationary-sources-air-pollution/architectural-coatingsnational-volatile-organic-compounds-emission.
2. Hooulsby, A.C., Construction and Design of Cement Grouting: A Guide to Grouting in Rock Foundations, first edition, Wiley-Interscience, Hoboken, NJ 1990, 466 pp.
3. Pelletier, M.M.; Brown, R.; Shukla, A.; and Bose, A., “Self-healing Concrete with a Microencapsulated Healing Agent,” http://energetics.chm.uri.edu/system/files/Self%20healing%20concrete%20-7-11.pdf.
4. Thomas, J., and Jennings, H., “The Science of Concrete,” http://iti.northwestern.edu/cement/.
5. Chen, J.J.; Thomas, J.J.; Taylor, H.F.W.; and Jennings, H.M., “Solubility and Structure of Calcium Silicate Hydrate,” Cement and Concrete Research, V. 34, No. 9, Sept. 2004, pp. 1499-1519.
6. ACI Committee 308, “Guide to External Curing of Concrete (308R-16),” American Concrete Institute, Farmington Hills, MI, 2016, 36 pp.