Sweden is in talks with Turkey on joining NATO and looks forward to strengthening cooperation with Turkey in security and counter-terrorism, Swedish Prime Minister Anders Andersson said recently. Andersson held a joint press conference with visiting…
The Group of Seven leading economies is discussing imposing a cap on Russian oil prices by imposing restrictions on insurance and shipping, according to people familiar with the matter. The potential mechanism would only allow shipments of Russian c…
Graphene is a two-dimensional crystal, which consists of carbon atoms with sp2 hybrid orbitals to form two-dimensional carbon nanomaterials with hexagonal honeycomb lattice.…
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…
Diamonds are forever, Gold is precious but which is rarer? Gold is a heavy metal formed during the collision of neutron stars and is one of the rarest elements on Earth.During the formation of the earth, heavy elements gradually accumulated towards t…
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…
ZnO is used as reinforcing agent and active agent in rubber or cable industry, as colorant and filler of white rubber, and as vulcanizing agent in neoprene rubber.…
In terms of international pricing benchmarks, according to the CP data released by Saudi Aramco, the propane contract price (CP) in March was $895 / ton, up $120 / ton from the previous month, up 15.48% from the previous month and up 43.20% from the…
Nanomaterials are used in many industries, from health care and cosmetics to environmental protection and air purification.…
Risk aversion plunged on the positive news of the Russia-Ukraine talks. After several days of rising oil prices, the price of precious metals continued to fall. Domestic futures markets remain stable for the time being.Back in international markets,…
At first, concrete additives were used only to save cement. With the development of construction technology, admixture has become the main measure to improve the performance of concrete.…
Adding polycarboxylate superplasticizer can make the compressive strength of precast concrete reach 40MPa grade at 8h to 18h.…
What is gallium-nitride? GAN, which is the third-generation of semiconductor materials after SIC and Diamond, as well other semiconductor materials such as the first-generation GE, SI conductive materials and the second-generation GaaS, INP INP compo…
Viscosity and fineness are important indicators that affect the performance of hydroxypropyl methylcellulose HPMC. Studies have shown that the water retention effect of HPMC increases with the increase of its viscosity, but after the viscosity exceed…
March and April are in the traditional peak season for downstream construction, and steel demand will continue to rise in April of previous years. Taking into account the rapid resumption of downstream work after the holiday this year, it is expected…