Abstract:
Pigment-free aqueous polymeric dispersion labelled with fluorescent dyes and having a Brookfield (spindle 3, 23°C) viscosity of 500 to 900 mPas, containing, all based on the solids content of the polymeric dispersion, (A) 1% to 99% by weight of at least one kind of water-soluble and/or dispersible polymers, (B) 1% to 20% by weight of at least one kind of water-dispersible polymeric particles containing at least one fluorescent dye, and (C) 0.001% to 3% by weight of at least one thickener; its production; and its use.
Abstract:
The invention relates to microcapsules, microcapsule preparations, and washing and cleaning products containing the above, wherein the microcapsules contain in the core thereof one or more fragrances or aromatic substance(s), the release property of which from thee core of the microcapsule is significantly delayed by the use of more than one curing agent.