Curcumin and its derivatives for use as silicone colorants

Details Curcumin and its derivatives for use as silicone colorants Curcumin and its derivatives for use as silicone colorants

2011-05-24

2011-05-24

Elhilo, Eisa B (Department: 1761)

Bleaching and dyeing; fluid treatment and chemical modification

Dye or potential dye composition, additive, treatment,...

Polymeric dye, e.g., a chromophore pendant from an addition...

C008S672000, C008S674000

Reexamination Certificate

active

07947091

ABSTRACT:
Colored silicone polymers and elastomers are described herein wherein the colorants used in the composition provide tint to the polymer, but are capable of retaining transparency of the substrate if desired. The colorants include curcumin and/or a derivative thereof.

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STIC Search Report dated Dec. 4, 2008.

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