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Title: Concrete durability enhancing admixture
Authors: Li, Zongjin
Chau, Chung Kong
Li, Faming
Ma, Baoguo
Keywords: Admixture
Freeze-thaw cycles
Issue Date: 28-Nov-2000
Citation: US Patent 6,153,006. Washington, DC: US Patent and Trademark Office, 2000.
Abstract: An admixture for enhancing the durability of concrete to repeated freeze-thaw cycles is disclosed. The admixture comprises as an essential element a natural polymer material derived from millet. The admixture further comprises smaller quantities of naphthenic sulfate salt, triethanolamine and formaldehyde. In addition the admixture can improve concrete's impermeability and chloride ion binding capability.
Rights: This patent is also available at HKUST Technology Transfer Center Patent Search at <>
Appears in Collections:CIVL Patents

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