| 摘要 |
<p>Use of an additive comprising primary, secondary and tertiary alkylamines or quaternary alkyl ammonium compounds, which optionally and respectively exhibits at least one hydroxy group and/or ether group, for improving processability of a clay containing gypsum composition comprising at least one comb polymer, which exhibits side chains attached to a main chain via ester, amide and/or ether, is claimed. Independent claims are also included for: (1) the clay containing gypsum composition comprising (a) at least one comb polymer, (b) at least one additive, and (c) clay containing gypsum; and (2) a dispersing agent for the clay containing gypsum composition comprising (a) at least one comb polymer, and (b) at least one additive.</p> |
