WHITENING PIGMENTS

• Main Authors: ROHRINGER, PETER, CUESTA, FABIENNE, DEISENROTH, TED, GRIENENBERGER, MARC, ROGER, NAEF, ROLAND, SCHROEDER, SERGE
• Format: Patent
• Language: English; French; German
• Published: 04.07.2007
• Subjects: ADHESIVES; BLEACHING LEATHER OR FURS; CHEMISTRY; DRY-CLEANING, WASHING OR BLEACHING FIBRES, FILAMENTS, THREADS,YARNS, FABRICS, FEATHERS OR MADE-UP FIBROUS GOODS; DYEING LEATHER, FURS, OR SOLID MACROMOLECULAR SUBSTANCES INANY FORM; DYEING OR PRINTING TEXTILES; DYES; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR; IMPREGNATING OR COATING OF PAPER; LAKES; LAUNDERING; METALLURGY; MISCELLANEOUS APPLICATIONS OF MATERIALS; MISCELLANEOUS COMPOSITIONS; MORDANTS; NATURAL RESINS; ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES; PAINTS; PAPER NOT OTHERWISE PROVIDED FOR; PAPER-MAKING; POLISHES; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; PRODUCTION OF CELLULOSE; PULP COMPOSITIONS; TEXTILES; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; TREATMENT OF TEXTILES OR THE LIKE; TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS,FABRICS, FEATHERS, OR FIBROUS GOODS MADE FROM SUCH MATERIALS

The present invention relates to novel whitening pigments comprising the reaction product of (a) a melamine-formaldehyde and/or a melamine-urea polycondensation product and (b) a water-soluble fluorescent whitening agent of the formula (1) wherein R1 represents -OH, -OC1-C4alkyl, -Oaryl, -NH2, -NHC1...