The polymers obtained by the polymerization of acrylic acid and its esters are collectively referred to as acrylic acid tree esters, and the corresponding plastics are collectively referred to as polyacrylic plastics, of which polymethyl methacrylate…
What does sodium silicate Powder mean? The chemical sodium silicate, which is composed of oxygen and silicon dioxide, is just one example of the many chemicals. This term can also be used to refer to sodium metasilicate (a glass liquid). The melting…
For billionaires, the new crown epidemic is like a 'gold rush'! The Deutsche Presse-Agentur said on the 17th that in 2022, the wealth held by the world's top ten richest people will jump from $700 billion to $1.5 trillion, an average daily increase o…