A new type of superplasticizer polyoxyethylene-ether macromonomer is known as concrete water reduction. This superplasticizer uses polyoxyethylene-ether macromonomer as well as unsaturated and sulfonic acids group monomers by radical polymerization.…
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…
Silicon nitride ceramic is a kind of synthetic material with strong covalent bond force between silicon and nitrogen atoms in its structure, so it has the characteristics of high strength, high hardness, corrosion resistance, oxidation resistance, we…
Demand broke out and inventory was in a hurry! The price of this product has doubled! At present, the mainstream market price of power-type lithium iron phosphate is between 46,000 and 50,000 yuan/ton, and the mainstream price of energy storage type…
A graphene battery is a battery developed by Nanotek Instruments in Ohio, USA, that exploits the rapid and massive shuttle motion of lithium ions between the graphene surface and electrodes.…
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