The use of Titanium Dioxide (TiO 2) in the form of Ultrafine particles as a coating for concrete pavement have received considerable attention in recent years as these particles can trap anti compose organic and inorganic air pollutant by photocatalytic process.In spite of these promising benefits, durability and resistance to wear a of …
reasons, the usefulness of nano titanium dioxide in concrete ... of self-compacting concrete. Wankhede P.R. and Fulari V.A. [6] Behavior of fly ash on compressive strength of concrete is studied ...
Titanium dioxide particles of nanoscale are mostly used in sunscreen lotions due to their ability to disperse visible light. Nano titanium dioxide has proved to be efficient for concrete's self-cleaning by the photocatalytic degradation of pollutants. 2. Literature review. Various researchers have worked on the use of nanotechnology in concrete.
Self-compacting concrete (SCC) is widely used in tunnel liningsthat are subject to fire risks. During tunnel fires, personnel ... Titanium dioxide (TiO 2) powder was used as a high-temperature infrared inhibitor. Redispersible latex powder (RLP) and cellulose ether (CE) were used to increase the workability of mortar and as a thickening agent ...
Self-compacting concrete (SCC) is widely used in tunnel linings that are subject to fire risks. During tunnel fires, personnel and structural safety are commonly threatened by the explosive spalling of SCC due to its high strength and high moisture content. Recent studies have suggested that a coating of fire-resistant material can …
The results of this study showed that the introduction of TiO2 in concrete with high strengths did have great relevance for the self-cleaning of white concrete. The …
The present work explores to study the compressive strength and self-cleaning properties of the concrete by the applications of nano-liquid TiO 2 on fresh concrete with different dosages (0, 2.5 ...
Replacement of Cement by using Nano Titanium Dioxide in Concrete ... surfaces with self-cleaning, self-sterilizing, bactericidal and anti-fog properties. ... Compacting Factor Extremely dry 32 18 Very stiff -0.70 18 10 0 -25 0.75 10 5 Medium 25-50 0.85 5-3
A focus is given on nanotechnology applications boosting the following innovative concrete properties – self-compacting (SCC), self-cleaning, self-healing …
This paper presents rheological and strength properties, acid resistance and water penetrability of lightweight self-compacting concrete (LWSCC) containing nano-SiO2 (NSi), nano-TiO2 (NTi) and nano-Al2O3 (NAl) as a partial substitute of cement. For this aim, one part of cement was replaced by 2 and 4 wt% of NSi, 2 and 4 wt% of NTi …
A commercially available TiO 2 containing paint (PC-S7) was used to apply coatings on the surface of the (self-compacting architectural mortar (SCAM). It was an aqueous dispersion (sol) of ultrafine anatase particles (specific surface area = 300 m 2 /g). The TiO 2 content in the paint was about 10% (by weight) according to the information …
Identification of Sustainability factors of Self-Compacting Geopolymer Concrete for precast construction using SEM Rohan Sawant1*, Deepa A. Joshi2, Radhika Menon3, L. K. Wadhwa4 1Department of Civil Engineering, Dr. D. Y. Patil Institute of Technology Pimpri, Pune, India 2Department of Civil Engineering, Dr. D. Y. Patil Institute of Technology, …
In this study, M 40 grade concrete was prepared conventionally and by the addition of Titanium dioxide (TiO 2). TiO 2 is added to concrete in amounts ranging …
absorbing, fire resistant, water repellents, air cleaners, self-cleaning surfaces, low maintenance cost. Titanium dioxide (TiO2) is a very well-known and researched material. The titanium atomic number is 22 and atomic weight is 47.86. Gianluca L. Et al. [14] Titanium dioxide exists in three mineral forms Anatase, Rutile and Brookite (Fig. 1). G.
It was observed that concrete under self-compacting concrete made with MFTW had a 9.1% increase in compressive strength than normal; for concrete made with clay brick powder and MFTW, both the ...
The current paper experimentally investigates the effects of partial replacement of cement by nano-TiO2 (NT) in concrete in varying proportions by weight.
Development of high-performance self-compacting concrete using waste recycled concrete aggregates and rubber granules J. Cleaner Prod., 182 ( 2018 ), pp. 553 - 566, 10.1016/j.jclepro.2018.02.074
Titanium Dioxide. UHPC. Ultra-High Performance Concrete. US. United States. WRD. Water Resource Depletion. ZnO. ... Self-compacting concrete. SCC or self-consolidating concrete was developed in the 80's in Japan to produce high performance durable structures and it is currently used worldwide. SCC is a concrete blend that has …
Single and combined effects of nano-SiO 2, nano-Al 2 O 3 and nano-TiO 2 on the mechanical, rheological and durability properties of self-compacting mortar containing fly ash Construction and Building Materials, 84 ( 2015 ), pp. 331 - 340, 10.1016/j.conbuildmat.2015.03.006
The self-compacting concrete mix to achieve a characteristic compressive strength of 60 MPa was proportioned through trial mixes and since i have used nominal size of aggregate 20 mm therefore in an overall volume of concrete we have to include 1% of volume of air content according to guidelines provided in IS 10262–2019 [11] standards ...
titanium dioxide and carbon nanotube in concrete (Sorathiya, Shah, and Kacha 2017; Barodawala and Shah 2018). In addition to this, its ductile behavior should also be known ... Self-compacting ...
Self-cleaning, air-purifying concrete pavement is a rapidly emerging technology that can be constructed with air-cleaning agents with a super hydrophilic …
Self-compacting concrete (SCC), which flows under its own weight without being compacted or vibrating, requires no outside mechanical force to move. But like normal concrete, SCC has a brittle character (weak in tension) that causes sudden collapse with no advance notification. The tensile capacity of SCC has increased owing to the addition …
DOI: 10.1016/j.cscm.2020.e00483 Corpus ID: 233546798; Hybrid effect of nano-alumina and nano-titanium dioxide on Mechanical properties of concrete @article{AtiqOrakzai2021HybridEO, title={Hybrid effect of nano-alumina and nano-titanium dioxide on Mechanical properties of concrete}, author={Muhammad Atiq Orakzai}, …
[8] Dr.S.U. Kannan, Jebin Raj, Jerom Antony, Manoj, Mujahid "Study on the properties of self-cleaning concrete using titanium dioxide" (Aug 2018). [9] Anju raj "Behaviour of self-cleaning concrete by using various photocatalysts" (may 2019).
Therefore, further optimizations regarding the strength and toughness of concrete have become the goal of scientific and technological researchers. Due to the outstanding property of nanostructures, the specific surface area of Titanium dioxide (TiO 2) nanoparticles increases greatly. The significant increase of nanoparticles will improve …
Titanium oxide is used to develop self-compacting Geo-polymer concrete (SCGPC). At ambient curing conditions, Fresh and hardened properties are tested at 7, …
The self-cleaning properties of concrete are provided by the incorporation of photocatalytic materials such as titanium (TiO2). Self-cleaning concrete containing these photocatalysts would be ...
The study explores the impact of elevated temperatures (100–800 °C) on high-strength self-compacting concrete (HSSCC). Results demonstrate a consistent …
For example, one study found that the binary combination of nanoalumina and titanium dioxide in concrete significantly increased its compressive, tensile, and flexural strength [105]. This ...
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