D - Textiles – Paper – 06 – L
Patent
D - Textiles, Paper
06
L
134/5, 8/52
D06L 3/12 (2006.01) C11D 3/42 (2006.01)
Patent
CA 2015714
Stable formulations of fluorescent whitening agents (fwas) containing a) a fluorescent whitening agent of the pyrazoline series b) 0.1 - 10 mol %, relative to the fluorescent whitening agent of one or more reducing sulfur compounds c) if appropriate, auxiliaries and d) water, a process for their preparation and the use of formulations of this type for the whitening of textiles are described.
Ciba Specialty Chemicals Holding Inc.
Fetherstonhaugh & Co.
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