A synthetic resin made bypolymerizing an amide,nitrile,or ester de-rivative of 2-propenoic acid (acrylic acid).Acrylic resins (known as ‘a(chǎn)crylics’) areused in a variety of ways.A common exam-ple is poly(methylmethacrylate),which isproduced polymerizing me......(本文共 1211 字) [閱讀本文] >>