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5. Influence of Moisture-and CO2-Induced Ageing of Cement on the Performance of Chemical Admixtures Use

Influence of Moisture-and CO2-Induced Ageing of Cement on the Performance of Chemical Admixtures Use

来源 :The 8th International Symposium on Cement & Concrete(ISCC 20 | 被引量 : 0次 | 上传用户：wychao1014

【摘 要】

：

Ageing is the reaction of anhydrous cement with water vapour in air,leading to partial hydration and carbonation at the surface of the cement grains.Industrial cements undergo some early surface hydra

【作 者】

：

Dubina E Plank J 

【机 构】

：

Chair for Construction Chemicals,Technische Universit(a)t München,85747 Garching,Germany

【出 处】

：

The 8th International Symposium on Cement & Concrete(ISCC 20

【发表日期】

：

2013年4期

【关键词】

：

cement ageing moisture carbonation admixtures 

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论文部分内容阅读

　　Ageing is the reaction of anhydrous cement with water vapour in air,leading to partial hydration and carbonation at the surface of the cement grains.Industrial cements undergo some early surface hydration already during their manufacturing process or during transportation and storage.

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