| 摘要 |
<p>Sulphonated regenerated cellulose fibres are produced by adding a modifier to a viscose mass or to an alkaline cellulose or cellulose solution and by spinning it into fibres. The modifier is starch etherified with C2-C5 alkyl sulphonic acid residues with a substitution degree from 0.1 to 3, starch mixed with vinyl or styrene sulphonic acid, a polymer styrene sulphonic acid or a polymer vinyl sulphonic acid.</p> |
