| 摘要 |
A dispersant composition for coal in water comprises an ionic dispersant selected from the alkali, alkaline earth, organic amine or the ammonium salts of naphthalene or lignin sulphonic acids or mixtures thereof, and at least one organic dispersant selected from a methacrylic or acrylic acid water soluble polymer optionally co-polymerised with fumaric acid, itaconic acid, citraconic acid, hydroxy-sulphonate and phosphonate functional monomers, hydrocarbon monomers, vinyl esters, vinyl ethers, methacrylate and acrylate esters, amides and nitriles or compositions thereof. |
