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 ...

According to a study published in Science, polymer scientists at ETH Zurich discovered an unexpected method for nearly completely breaking down PMMA plastic, also known as Plexiglas, into its ...

ESSEN, Germany—Evonik Industries A.G. has carved out its methyl methacrylates and polymethyl methacrylate business with the $3.3 billion sale of the unit to U.S. private equity firm Advent ...

Purpose To examine post-operative visual outcomes when using micro-incision surgery and a three-piece, foldable acrylic intraocular lens (IOL) and when using small-incision surgery and a one-piece ...