| abstract |
PCT No. PCT/EP90/01345 Sec. 371 Date Feb. 20, 1992 Sec. 102(e) Date Feb. 20, 1992 PCT Filed Aug. 16, 1990 PCT Pub. No. WO91/02511 PCT Pub. Date Mar. 7, 1991.Toothpastes which contain 10-60 wt. % of polishing agents, 2-20 wt. % of humectants, 0.5-5 wt. % of water-soluble consistency regulators and 0.05-0.5 wt. % of antimicrobial biguanides, as well as 1-5 wt. % of other additives from the group of surface-active substances, aromatic oils, and sweeteners, have a particularly high biguanide availability if the polishing agent consists mainly of calcium carbonate, the consistency regulators are non-ionic polysaccharide derivatives and the surface-active substances are cationic surfactants with a linear alkyl group containing 12-18 carbon atoms and one or two tertiary amino groups or quaternary ammonium groups. Optionally a non-ionogenic solubilizer for the aromatic oil may also be present in the toothpastes. |