Whitening agents for cellulosic substrates
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United States of America Patent
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Oct 3, 2017
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N/A
app pub date -
Oct 3, 2016
filing date -
Oct 13, 2015
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Abstract
The present application relates to novel whitening agents for cellulosic substrates. The whitening agents are comprised of at least two constituents: at least one chromophore constituent and at least one polymeric constituent. Suitable chromophore components generally fluoresce blue, red, violet, or purple color when exposed to light, or they may absorb light to reflect these same shades. This disclosure also relates to laundry care compositions including but not limited to liquid and/or powder laundry detergent formulations and rinse added fabric softening (RAFS) compositions that comprise such whitening agents.
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