| 摘要 |
<p>Polysaccharides with a weight-average molecular weight of 500-9000 and a degree of branching of at least 10% are used as additives for mineral materials. An independent claim is also included for an additive for mineral materials comprising a polysaccharide as above and at least one other component selected from optionally hydrogenated or oxidized mono- and disaccharides, lactic and acetic acid and their salts, glycerol, lignosulfonates, ethanolamines, (co)polymers based on acrylic, methacrylic and/or maleic acid or their salts, ethers or esters, and styrene (co)polymers.</p> |
