For billionaires, the new crown epidemic is like a 'gold rush'! The Deutsche Presse-Agentur said on the 17th that in 2022, the wealth held by the world's top ten richest people will jump from $700 billion to $1.5 trillion, an average daily increase o…
Recently, covid 19 outbreak spreads in Shanghai, China. There are more than 25,000 new asymptomatic domestic infections every day. China is implementing a dynamic zero-out policy. A leading respiratory expert said the key to COVID-19 prevention and c…
Nano titanium carbide is one of the transition metal carbides with the highest hardness, but its brittleness is not suitable for pure use. They are added to tungsten-based cemented carbide at 5-30% by weight to increase hardness and high temperature…
Because the steric hindrance of the extended polymer side chain effectively hinders the secondary agglomeration between cement particles, so the product has high dispersion performance and can maintain this performance for a long time to realize the…
Russian President says if the European Union imposes an oil embargo, Europe will buy energy at the most expensive price and economic activity in Europe will weaken. Rosneft needs to change its business model. Russia will help facilitate settlement an…
Polycarboxylate superplasticizer has more advantages than traditional naphthalene and aliphatic superplasticizer in mixing high strength grade concrete, but its advantages of high water reduction cannot be brought into full play when the strength is…
In order to improve the early strength of concrete, some manufacturers will add triethanolamine, calcium chloride and industrial salt to the superplasticizer, especially in winter or prefabricated component factories and cement products factories tha…
The wide application of mineral admixtures mainly derived from industrial solid wastes diversifies the composition of cementitious materials, which is one of the main characteristics of modern concrete.…
France's annual inflation rate hit 6.1 percent in July 2022, rising further from 5.8 percent in June, the highest since July 1985, the National Institute for Statistics and Economics (Insee) said.…
Adding polycarboxylate superplasticizer can make the compressive strength of precast concrete reach 40MPa grade at 8h to 18h.…
The impermeability of concrete is related to its porosity and pore structure.…
Polycarboxylate superplasticizer is based on unsaturated polymerizable monomers with active groups such as carboxyl group, sulfonic acid group, hydroxyl group and polyoxene group as raw materials.…
EBS Ethylene Bis Stearamide Emulsion, a white emulsion. It is safe for the environment, is not toxic, isn't polluting and is non-hazardous. This product can be used to make inks, paints, and leather coatings.Particle Size: D50: =2mm Product name: E…
The breakthrough of domestic ultra-thin graphite bipolar plates affects the price of btr graphite In the process of localization of core components of fuel cells, graphite bipolar plate is one of the core components with the fastest breakthrough. The…
The aquarium is a place for aquatic life display and popular science education, as well as a place for aquatic life resource protection and scientific research. Aquariums can specialize in marine life, freshwater life, or both; there are public aquar…