Research progress in mechanisms, influence factors and improvement routes of chloride binding for cement composites

H He, H Qiao, T Sun, H Yang, C He - Journal of Building Engineering, 2024 - Elsevier
Chloride-induced corrosion of steel reinforcement is a major cause of durability degradation
for reinforced concrete (RC) structures. Chloride binding approach is recognized as one of …

Development of sustainable concrete incorporating seawater: A critical review on cement hydration, microstructure and mechanical strength

P Li, W Li, Z Sun, L Shen, D Sheng - Cement and Concrete Composites, 2021 - Elsevier
Many countries are experiencing freshwater crises due to the increasing growth of the
population together with the infrastructure construction that is aligned with the needs of …

Employing novel N-doped graphene quantum dots to improve chloride binding of cement

H He, E Shuang, T Wen, J Yao, X Wang, C He… - … and Building Materials, 2023 - Elsevier
One of the most primary reasons for durability deterioration of reinforced concrete (RC)
structures is reinforcement corrosion caused by chloride ion invasion. However, there is still …

[HTML][HTML] Chloride binding in Portland composite cements containing metakaolin and silica fume

A Babaahmadi, A Machner, W Kunther… - Cement and Concrete …, 2022 - Elsevier
This paper investigates how the composition of Portland composite cements affects their
chloride-binding properties. Hydrated cement pastes prepared with a reference Portland …

Friedel's salt profiles from thermogravimetric analysis and thermodynamic modelling of Portland cement-based mortars exposed to sodium chloride solution

Z Shi, MR Geiker, B Lothenbach, K De Weerdt… - Cement and Concrete …, 2017 - Elsevier
Thermogravimetric analysis (TGA), powder X-ray diffraction (XRD) and thermodynamic
modelling have been used to obtain Friedel's salt profiles for saturated mortar cylinders …

Role of calcium on chloride binding in hydrated Portland cement–metakaolin–limestone blends

Z Shi, MR Geiker, K De Weerdt, TA Østnor… - Cement and Concrete …, 2017 - Elsevier
Chloride binding is investigated for Portland cement–metakaolin–limestone pastes exposed
to CaCl 2 and NaCl solutions. The phase assemblages and the amount of Friedel's salt are …

[HTML][HTML] Chloride profiles–What do they tell us and how should they be used?

K De Weerdt, W Wilson, A Machner… - Cement and Concrete …, 2023 - Elsevier
Chloride profiles are used to select concrete compositions for new reinforced concrete
structures, evaluate the condition of existing structures, and to predict their remaining service …

Numerical investigation of external sulfate attack and its effect on chloride binding and diffusion in concrete

C Zhang, W Chen, S Mu, B Šavija, Q Liu - Construction and Building …, 2021 - Elsevier
Reinforced concrete (RC) structures may suffer from serious durability problems during long-
term service. To investigate the deterioration of RC structures subjected to the dual attacks of …

Performance of Limestone Calcined Clay Cement (LC3) with various kaolinite contents with respect to chloride transport

H Maraghechi, F Avet, H Wong, H Kamyab… - Materials and …, 2018 - Springer
The durability of mortar and paste mixtures with respect to chloride ion ingress was
investigated for binary blends of Portland Cement Calcined Clay, and ternary systems of …

Comparing chloride ingress from seawater and NaCl solution in Portland cement mortar

K De Weerdt, B Lothenbach, MR Geiker - Cement and Concrete Research, 2019 - Elsevier
This study investigates whether chloride ingress testing can be done using NaCl solution
instead of seawater when assessing the performance of concrete in marine conditions …