New materials refer to newly developed or developing structural materials with excellent properties and functional materials with special properties. Structural materials mainly use their strength, toughness, hardness, elasticity, and other mechanica…
Japan world-leading technology industry Graphite new materials : After 30 years of loss, this industry is still at the forefront of the world The recently years, the impression to Japan may be more biased towards beauty, cherry blossoms, Japanese dra…
Light yellow to amber oil at room temperature, slightly bitter, soluble in water, aniline, ethyl acetate and toluene, insoluble in mineral oil and vegetable oil.It belongs to O/W type emulsifier, HLB value is 15, with wetting, foaming, diffusion and…
Gold is a high-quality hedge hedging tool, favored by investors. Especially in recent years, with the increasing instability of the world economy, gold has become one of the preferred asset allocations of investors because of its functions of hedging…
At present, all countries are working hard to promote the vaccination of the new crown vaccine, and the cumulative amount of the new crown vaccine in my country has reached 82.846 million doses. At the same time, the global demand for vaccine glass b…