Acrylic, also known as PMMA or plexiglass, is derived from English acrylic (acrylic plastic) and its chemical name is polymethyl methacrylate.

It is an important plastic polymer material developed earlier. It has good transparency, chemical stability and weather resistance, easy dyeing, easy processing and beautiful appearance. It is widely used in the construction industry. Plexiglass products are generally classified into cast sheets, extruded sheets, and molding compounds.

Excerpt from Baidu Encyclopedia