| 摘要 |
<p>This invention concerns an improved composition and method for inhibiting the corrosion of and the formation of scale on metals present in an aqueous system. The composition comprises a water-soluble copolymer having moieties derived from acrylic acid and from lower alkyl hydroxy acrylates, and a combination of a manganese compound and an aminoalkylenephosphonic acid derivative or its salts.</p> |
