نتایج جستجو برای: binder fiber
تعداد نتایج: 138303 فیلتر نتایج به سال:
A good asphalt mixture is very important to maintain the triangle of sustainability. Many accidents occur due pavement damage such as permanent deformation caused by external loads induced heavy traffic. Stone Mastic Asphalt (SMA) has a low resistance moisture and other performances. researchers have conducted on SMA using various types fiber. However, not much research been done steel fiber in...
Commercial application of lithium–sulfur (Li–S) batteries is still greatly hampered by several issues, especially the shuttle effect of polysulfides. In this work, we proposed a simple but effective method to restrain the shuttle of the soluble polysulfides by adopting a novel binder of Thiokol in the sulfur cathode. Compared to the battery with conventional polyvinylidene fluoride (PVDF) binde...
The mechanical and disintegration properties of paracetamol tablets formulated using Delonix regia seed gum (DRSG) as a binder have been studied in this work. Acacia BP (ACG) and tragacanth BP (TRG) were used as official gum standards. The mechanical properties, i.e. tensile strength (TS) and brittle fracture index (BFI), showed that with an increase in concentration of the gum binder, the tens...
High-strength concrete is a material often used in the construction of high rise buildings. In the case of unexpected fire, the building concrete elements such as columns, slab and walls will be subjected to extreme temperatures. In order to assess the performance of high-rise reinforced concrete members it is important to understand the changes in the concrete properties due to extreme tempera...
In the present work the internal sulfate attack on pastes made from pure clinker phases was studied. Two binders were produced: (a) a binder with 2% C3A and 18% C4AF content; (b) a binder with 10% C3A and C4AF content each. Gypsum was used as the sulfate bearing compound, while calcium carbonate added to differentiate the binders produced. The phases formed were identified by XRD analysis. The ...
Asphalt concrete pavements have a short life cycle, failing mainly due to temperature changes, traffic loading and ageing. Modified asphalt mixtures provide the technology to produce a bituminous binder with improved viscoelastic properties, which remain in balance over a wider temperature range and loading conditions. In this research, 60/70 penetration grade asphalt binder was modified by add...
The effect of superplasticizer (SP) on the performance ultra-high-performance concrete (UHPC) and fiber-reinforced (UHPFRC) has been systematically investigated aiming to optimize use SP. slump flow, V-funnel time were employed evaluate impact SP workability, while compressive strength had used for mechanical property. Moreover, packing density, as well water film thickness calculated uncover m...
In this study, a geopolymer composite containing PVA fiber was produced to recycle waste fly ash and obtain an eco-friendly binder. Mechanical properties of mortars, by using F class which activated with NaOH (sodium hydroxide), reinforced (polyvinyl alcohol) were investigated after high temperature effect. Geopolymer mortar samples mixing ash, sand, water placed in standard molds 40×40×160 mm3...
The aim of this study is to evaluate the adhesion ability of okra gum, which is gaining popularity as a tablet binder. For this purpose, gum was extracted from okra pods, and the binding strength of different concentrations (1%, 3%, and 5%) was determined quantitatively. Additionally, naproxen sodium tablets were prepared by using okra gum as a binder and were evaluated for their properties inc...
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