FIELD: chemistry, textiles, paper.
SUBSTANCE: present invention relates to new amphoteric bis-triazinylaminostilbene fluorescent whitening agents for fluorescent whitening of organic materials, particularly paper. Description is given of use of compounds with formula (5) for fluorescent whitening of paper.
EFFECT: compounds have high bleaching power; fluorescence is not prevented by cation-active polymers or anion-active fluorescent whitening agents contained in the paper.
2 cl, 2 tbl, 48 ex
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0 |
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Authors
Dates
2009-05-27—Published
2003-11-11—Filed