Bis-azo colorants for use as bluing agents

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United States of America Patent

PATENT NO 10876079
APP PUB NO 20120129751A1
SERIAL NO

13313256

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Abstract

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Bis-azo colorants for use as bluing agents, laundry care compositions including bis-azo colorants that may serve as bluing agents, processes for making such bluing agents and laundry care compositions and methods of using the same. The bluing agents are generally include at least two components: at least one chromophore component and at least one polymeric component. These bluing agents are advantageous in providing a whitening effect to fabrics, while not building up over time and causing undesirable blue discoloration to the treated fabrics.

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Patent Owner(s)

Patent OwnerAddress
PROCTER & GAMBLE COMPANY THEONE PROCTER & GAMBLE PLAZA ATTENTION CHIEF PATENT COUNSEL CINCINNATI OH 45202

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hong, Xiaoyong Michael Greer, US 27 214
Mahaffey, Robert L Spartanburg, US 20 282
Miracle, Gregory Scot Hamilton, US 244 1609
Torres, Eduardo Boiling Springs, US 135 983
Valenti, Dominick J Greenville, US 73 607

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