| 摘要 |
<p>A dispersion consisting of: from 10 to 50% by weight of alkali metal, or amine or ammonium salts of crosslinked acrylic acid polymers or copolymers as dispersed phase and from 50 to 90% by weight of a dispersing phase, characterized in that the dispersing phase consists of a polyether of general formula (I): <CHEM> wherein R is hydrogen, a C1-C18 linear or branched alkyk group, aryl or aryl substituted with one or two C1-C9 alkyl groups, R1, R2 and R3, which can be the same or different, are hydrogen or the methyl group, n, m, and p may take values ranging from 0 to 80 with the proviso that n+m+p is between 1 and 100.</p> |
