D - Textiles – Paper – 21 – H
Patent
D - Textiles, Paper
21
H
D21H 17/57 (2006.01) C09K 11/00 (2006.01) C09K 11/06 (2006.01) C11D 3/42 (2006.01)
Patent
CA 2488543
The present invention relates to a fluorescent whitening agent comprising a mixture of two symmetrically and one asymmetrically substituted triazinylaminostilbene disulphonic acids, novel asymmetrically substituted derivatives, a process for their preparations and use of the mixture for whitening synthetic or natural organic materials, especially paper and for the fluorescent whitening and improvement of sun protection factors of textile materials.
La présente invention concerne un agent de blanchiment optique comprenant un mélange composé de deux acides disulphoniques triazinylaminostilbène à substitution symétrique et d'un acide disulphonique triazinylaminostilbène à substitution asymétrique. L'invention concerne également des nouveaux dérivés à substitution asymétrique, un procédé permettant de les préparer, l'utilisation dudit mélange pour blanchir des matériaux organiques naturels ou synthétiques, plus particulièrement du papier, ainsi qu'un procédé permettant le blanchiment par agents fluorescents et l'amélioration des indices de protection solaire de matériaux textiles.
Cuesta Fabienne
Metzger Georges
Naef Roland
Rohringer Peter
Traber Rainer Hans
Ciba Specialty Chemicals Holding Inc.
Fetherstonhaugh & Co.
LandOfFree
Triazinylaminostilbene disulphonic acid mixtures does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Triazinylaminostilbene disulphonic acid mixtures, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Triazinylaminostilbene disulphonic acid mixtures will most certainly appreciate the feedback.
Profile ID: LFCA-PAI-O-2078315