Lithium-ion battery refers to a secondary battery system in which two different lithium intercalation compounds that can reversibly intercalate and deintercalation lithium ions are used as the battery's positive electrode and negative electrode, resp…
Penetrating agent SF has excellent permeability properties and emulsification and cleaning abilities. It also produces low foam and is easy to remove oil. Alkylphenol Polyoxyenthylene Block Polyether Penetrating agent SF dissolves easily in water…
Concrete is a stone mixed with water, sand, stones and some chemical additives, if necessary, in a particular proportion. Foaming occurs when concrete is made due to agitation. The appearance of a large amount of foam will lead to a decrease in the s…