PMMA, polymethyl-methacrylate, is a thermoplastic acrylic linear polymer, the mer of which is illustrated in the diagram. PMMA is transparent, with a refractive index of 1.49, and easily formed into ...

To deal with that, [Jan] seals small prints with a thin layer of acrylic (PMMA) after the initial cleaning. Coating something in a fine layer of acrylic is easier than it may sound. [Jan] simply ...

Acrylic (PMMA) Hard, brittle, shiny, available in a wide range of colours Resists weather well, can be cut, folded and polished well, scratches easily, used for car headlights, visors and baths ...

Acrylic (PMMA) Hard, brittle, shiny, available in a wide range of colours Resists weather well, can be cut, folded and polished well, scratches easily, used for car lights, visors and baths High ...

He used 300ml of the substance PMMA - a synthetic resin also known as acrylic glass filler - during the procedure, the charge sheet said, "when it is recommended that it is used only in very small ...