Lightweight mortar made with recycled polyurethane foam

J Gadea, A Rodríguez, PL Campos, J Garabito… - Cement and Concrete …, 2010 - Elsevier
This paper presents results of an experimental study on the use of rigid polyurethane foam
wastes with cement-based mixtures to produce lightweight mortar. Several mortar grades …

An experimental approach to a cementitious lightweight composite mortar using synthetic wollastonite

ŞO Kalkan, A Yavaş, S Güler, MT Kayalar… - … and Building Materials, 2022 - Elsevier
Synthetic wollastonite (SW) has been produced with a special green route being made up of
three steps by using industrial marble and quartz wastes. Due to the acicular and fibrous …

Investigations on pastes and mortars of ordinary portland cement admixed with wollastonite and microsilica

GD Ransinchung RN, B Kumar - Journal of materials in civil …, 2010 - ascelibrary.org
Wollastonite is abundantly available in Rajasthan, Tamil Nadu, Uttarakhand, and Andhra
Pradesh states of the Indian Union as a low-cost material. In this study, investigations were …

Durability of lightweight masonry mortars made with white recycled polyurethane foam

C Junco, J Gadea, A Rodríguez… - Cement and Concrete …, 2012 - Elsevier
Masonry mortars made with Portland cement, sand, water and white recycled polyurethane
foam from industrial waste are examined in this study. Different mixtures were firstly …

Mesomechanical properties of concrete with different shapes and replacement ratios of recycled aggregate based on base force element method

Y Wang, Y Peng, MMA Kamel, L Ying - Structural concrete, 2019 - Wiley Online Library
In order to study the mesomechanical properties of recycled aggregate concrete (RAC)
under uniaxial tension, a numerical model of RAC with two different aggregate shapes …

Permeability evolution and mechanism of thermally damaged basalt fiber-reinforced concrete under effective stress

W Xue, L Shen, W Jing, H Li - Construction and Building Materials, 2020 - Elsevier
This paper presents an experimental study of the permeability evolution of thermally
damaged basalt fiber-reinforced concrete (BFRC) under effective stress. Initial permeability …

Analyzing and predicting permeability coefficient of roller-compacted concrete (RCC)

F Heidarnezhad, V Toufigh… - Journal of Testing …, 2021 - asmedigitalcollection.asme.org
The permeability of roller-compacted concrete (RCC) substantially affects its functionality
and safety. This study investigates the effect of mix design parameters on the performance of …

Synthesis of a novel polycarboxylate superplasticizer with hyperbranched structure

L Ao, W Zhao, Q Lei, D Wang, Y Guan, K Liu… - …, 2018 - Wiley Online Library
It is well established that the performance of super‐plasticizer (PCE) is mostly determined by
its molecular structure. This research tends to combine PCE with hyperbranched polymer …

[PDF][PDF] Influence of the pozzolanic additives trass and zeolite on cement properties

A Yoleva, S Djambazov, G Chernev - Journal of the University of …, 2011 - researchgate.net
The active puzzolanic additives decrease the participation of clinker in the cement
composition by decreasing the calcium hydrate products and improving the chemical, acidic …

3D visualisation of pore structures in cement-based materials by LSCM

WM Zhang, W Sun, HS Chen - Advances in cement research, 2010 - icevirtuallibrary.com
The visualisation and representation of three-dimensional (3D) pore morphologies in
cement-based materials are of significant interest for understanding the relationship …