The Procter & Gamble Company
Leuco colorants as bluing agents in laundry care compositions
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Abstract:
A laundry care composition including (a) at least one laundry care ingredient and (b) at least one fluorescent moiety covalently bound to at least one second moiety selected from the group consisting of leuco moieties and chromophore moieties. A method of treating a textile includes the steps of (a) providing such a laundry care composition; (b) adding the laundry care composition to a liquid medium; (c) placing textile articles in the liquid medium; (d) optionally, rinsing the textile; and (e) drying the textile articles.
Status:
Grant
Type:
Utility
Filling date:
11 Oct 2018
Issue date:
29 Dec 2020