Enhancing Early Age Strength of Concrete with Nanotechnology

  • 11 Aug 2020
  • 12:00 PM - 1:00 PM
  • GoToWebinar

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Presentation Summary:

This AIA-registered presentation will cover the basics of cement hydration and strength development in concrete, the need for early-age strength enhancement, and options available to increase early-age strength, including the use of nanotechnology-based admixtures.  Applications highlighting the successful use of nanotechnology-based strength-enhancing admixtures will also be presented.

About the Speaker:

Dr. Charles Nmai, PE, M.ASCE, FACI is Head of Engineering Services in the Admixture Systems Division of Master Builders Solutions US LLC (MBS) in Cleveland, Ohio. Charles has been with MBS for over 33 years and is responsible for providing technical leadership and strategic guidance in the marketing of admixtures and high-performance concrete technologies.  A recognized industry expert and sought-out speaker in admixtures, fibers, high-performance concretes, concrete durability and troubleshooting, he has received honors, including the Purdue University Civil Engineering Alumni Achievement Award in 2012 and, in 2013, the ACI Arthur R. Anderson Medal for outstanding contributions to the advancement of knowledge of concrete as a construction material in the areas of corrosion and chemical admixtures. Dr. Nmai is a Fellow of the American Concrete Institute (ACI) and is currently serving a two-year term as Vice President of the Institute.  He is also an Honorary Member of ASTM International Committee C09 and immediate past-chair of Subcommittee C09.23 on Chemical Admixtures.


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