甲烷 、
环丁砜 、
三乙醇胺 、
水 以obtained from Example V (34.3 percent by weight of poly(methyl methacrylate-butyl acrylate-acrylic acid) resin, 2.0 percent by weight of polyethoxylated stearyl ether nonionic surfactant Brij 700™, and 63.7 percent by weight of water)的产率得到Methyl methacrylate-butyl acrylate acrylic acid