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  • 标题:Effect of Polyethylene Glycol as Internal Curing Agent in Concrete
  • 本地全文:下载
  • 作者:S.R.Thiru Chelve ; S.Sivakumar ; M.Raj Kumar
  • 期刊名称:International Journal of Innovative Research in Science, Engineering and Technology
  • 印刷版ISSN:2347-6710
  • 电子版ISSN:2319-8753
  • 出版年度:2017
  • 卷号:6
  • 期号:3
  • 页码:3521
  • DOI:10.15680/IJIRSET.2017.0603093
  • 出版社:S&S Publications
  • 摘要:Proper curing of concrete structures is important to ensure that they meet their intended performance anddurability requirements. Therefore an effective in situ curing is necessary to maximize the degree of hydration and tominimize the cracking problems due to drying shrinkage. Traditional external curing could not achieve a desired effectdue to the very low permeability of high-performance concrete, so some researchers shifted their attention to internalcuring, a new curing method that may greatly enhance the curing effect on high-performance concrete. The presentstudy involves use of shrinkage reducing admixture like Polyethylene Glycol (PEG-600) as internal curing compound.This polyethylene glycol 600 on varying percentages as 0.5, 1, and 1.5 is used in M30 concrete. This helps in selfcuring, better hydration, and hence good compressive strength. They trap the moisture within the structure and preventit from evaporation which normally occurs due to the hydration process.
  • 关键词:Polyethylene Glycol; Internal curing; Polymers
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