摘要:
The instant invention relates to mixtures of stilbene compounds which provide superior fluorescent whitening effects when applied to the surface of ink-jet papers.
摘要:
The present invention provides a laundry treatment composition comprising from 2 to 70 wt % of a surfactant and from 0.0001 to 10 wt% of a dye-polymer of molecular weight of at least 500, wherein the dye-polymer is obtainable by polymerisation of : (a) a dye monomer, which is an uncharged alkene covalently bound to a dye, (b) one or more further alkene comonomer(s). A domestic method of treating a textile is also claimed.
摘要:
The present invention relates to a coating composition for paper and cardboard comprising at least one white pigment, at least one polymeric ligand and at least one synthetic or natural co-ligand , and a mixture of optical whiteners.
摘要:
The invention relates to the use of the compound of formula
in which Y and Y 1 each, independently of each other, represent a straight chain C 2 -C 8 alkylene or branched C 3 -C 8 alkylene residue, which may be interrupted by one or two nitrogen, oxygen or sulphur atoms or represent a 5- or 6-membered cycloaliphatic ring, R 1 , R 2 , R 5 and R 6 each, independently of each other, represent hydrogen, C 1 -C 8 alkyl, C 2- C 4 hydroxyalkyl, C 1 -C 4 alkoxyC 1 -C 4 alkyl, phenyl, which is unsubstituted or substituted by halogen, C 1 -C 4 alkoxy, C 1 -C 4 alkyl or sulphonamido or R 1 and R 2 and/or R 5 and R 6 , together with the nitrogen atom to which they are attached, complete a morpholino-, piperidino- or pyrrolidino-ring, R 3 , R 4 , R 14 and R 15 , each independently of each other, represent hydrogen, C 1 -C 4 alkyl or C 2 -C 4 hydroxyalkyl or R 3 and R 4 , together with the nitrogen atom to which they are attached, complete a morpholino-, piperidino- or pyrrolidino-ring and M represents hydrogen, an alkaline or alkaline earth metal, ammonium or alkylammonium, for the fluorescent whitening of paper.