Ultraviolet and Visible Light Responsive Coatings Using Redox-Active Colorants and Semiconductors

Photonic crystal ink composition comprising light-absorbing nanoparticles and photonic crystal structure formed using the same

Light filters using yellow melanin and melanin-like oligomers and photochromic dyes

Modification of the color hue of anthocyanins for the obtention of coloring substances

PROCESS FOR PRODUCING MELANIN, MELANIN PRODUCED BY THE PROCESS, FUNCTIONAL FILM CONTAINING THE MELANIN, AND PROCESS FOR PRODUCING THE SAME

Black color material and toner

Modified nigrosine, its production method, and toner for developing electrostatic charge images using this modified nigrosine

Methods of producing a conjugated oligomer exhibiting supramolecular π-conjugation extension, and resulting products of such methods

Black perylene pigment and process for producing the same

White fluorescent blended dye for leak detection