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US 2023/0392018 A1Published application
Compositions comprising leuco compounds and colorants
AssigneeMilliken & Company
InventorsHAIHU QIN, RICHARD LAWSON, JAMIE B. MYERS, SANJEEV K. DEY, LAURENT DE BRUYNE, Gregory S. Miracle
Life of this patent
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Abstract
A composition comprises (a) a leuco compound and (b) a colorant. The colorant preferably has an Aesthetic Value Index (AVI) of greater than −4. The colorant preferably is also complementary to the color exhibited by the colored analogue of the leuco compound (e.g., complementary to the color exhibited by the oxidized analogue of the leuco compound).
Claims18
A composition comprising:
- (a) a leuco compound;
- and
- (b) a colorant having an Aesthetic Value Index (AVI) of greater than −4.
The composition of claim 12, wherein the leuco compound has the formula (CVIII)
- wherein R8 is H or CH3 and each index b is independently on average about 1 to 2.
Dependencies are inferred from the claim text.