| 英文同义词: | 2-Propenoic acid, polymer with .alpha.-(2-methyl-1-oxo-2-propenyl)-.omega.-methoxypoly(oxy-1,2-ethanediyl) and sodium 2-methyl-2-propene-1-sulfonate, sodium salt;2-Propenoic acid, polymer with alpha-(2-methyl-1-oxo-2-propen-1-yl)-omega-methoxypoly(oxy-1,2-ethanediyl) and sodium 2-methyl-2-propene-1-sulfonate (1:1), sodium salt |