The African Development Bank will finance $25 billion by 2025 to support Africa's fight against climate change, the bank's president said at the bank's annual meeting in Accra, Ghana. He noted that climate change has had many negative impacts on the…
Spherical silicon powder not only has good shape, but also has high chemical purity and low content of radioactive elements, which can meet the technical requirements of high-end integrated circuits.…
People need to know if graphite is toxic to humans and its potential effects on our health so that they can take immediate action if needed.…
all graphite materials obtained by organic carbonization and then graphitization at high temperature can be called artificial graphite, such as carbon fiber, pyrolytic carbon, foamed graphite, etc…
Accelerating agent is to point to the admixture that can make concrete condenses quickly after concrete hardening. Early strength agent refers to the admixture which can improve the early strength of concrete and has no significant effect on the lat…
From April the French government will reduce fuel taxes slightly to ease the burden on consumers. Warned of possible energy shortages in France by the end of the year and called on the French to conserve electricity and gas from now on, saying that i…
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…
Rio de Janeiro, Brazil -- Vale today announced that it has completed a pre-feasibility study for its proposed nickel sulfate project in Quebec, Canada, a major milestone in the development of the project. This strategic move demonstrates vale's focus…
Chile's government is considering phasing in a proposed ban on glacial mining to limit projects high in the Andes by some big copper companies. Chile's constitutional assembly has approved a proposal to ban mining in glaciers, protected areas, and ar…
Zirconium disilicide ZrSi2 powder(CAS 12039-90-6)has high melting point,high corrosion resistance,high oxidation resistance,good electrical conductivity,high temperature ductility,and the intermediate phase of the binary alloy system.…
Tungsten silicide, also known as tungsten disilicide, is a dark gray inorganic silicide used in the manufacture of anti-oxidative coatings and resistance wire presses.…
After the pce superplasticizer is added to the cement, the sodium aluminate and sodium carbonate in its main components react rapidly with the gypsum in the cement to form sodium sulfate in the alkaline solution, so that the gypsum loses its original…
With the wide application of polycarboxylate superplasticizer, the requirement of concrete early strength in practical engineering is more and more prominent, so the polycarboxylate superplasticizer has been the focus of research to meet the early st…
U.S. natural gas futures rose about 5 percent to a near nine-week high as global energy prices surged on concerns over a pricing plan for energy exports, keeping U.S. LNG export demand near record highs. U.S. natural gas prices have risen despite for…
AlN is mainly used in the microelectronics industry as an electrically insulating but thermally conductive barrier in silicon-based electronic devices.…
Titanium disilicide TiSi2 powder has broad application prospects in microelectronics, aerospace, marine and submarine manufacturing, medical treatment, jewelry manufacturing and other fields due to its low film resistivity, high melting point, and st…
Superplasticizer used in concrete refers to the fact that after mixing, it can reduce the water demand of concrete under the condition of maintaining basically the same fluidity, thereby improving the strength and durability of concrete, or under the…
Polycarboxylate superplasticizer has high surface activity and good foam retention, which will affect the strength of concrete due to excessive gas content.…