abstract |
The invention relates to a starch-chitosan mixture having a content of water-soluble chitosan from 0.1 to 50 wt.%, Preferably 0.5 to 20 wt.%, And optionally other auxiliaries, inorganic or organic pigments, alumina, barium sulfate, calcium carbonate, Kaolin, titanium dioxide, talc, satin white, silicates or plastic pigments and a process for their preparation and their use. |