COLOURANT COMPOSITIONS AND THEIR USE

Francis Butler, Michael (Inventor), Ramin Djalali (Inventor), Petkov Velikov, Krassimir (Inventor)

Research output: PatentProfessional

Abstract

A fibre colourant and an ink composition are provided which comprise monodisperse particles capable of forming a colloidal crystal that diffracts light having a wavelength in a range that corresponds to the wavelength of visible light. The use of such compositions in colouring substrates is also provided.

Original languageEnglish
Patent numberWO2006097332
IPCD06M 11/ 00 A I
Priority date16/03/05
Publication statusPublished - 21 Sept 2006

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