C09C2200/306

HIGH CHROMA FLAKES

An article including a reflector having a first surface and a second surface opposite the first surface; a first selective light modulator layer external to the first surface of the reflector; a second selective light modulator layer external to the second surface of the reflector; a first absorber layer external to the first selective light modulator layer; and a second absorber layer external to the second selective light modulator layer; wherein each of the first and second selective light modulator layers include a host material is disclosed herein. Methods of making the article are also disclosed.

Golden effect pigments

A golden effect pigment comprising an optionally passivated platelet-shaped metallic substrate and an iron oxide layer, wherein the effect pigment has a hue angle h.sub.15 of 67°≤h.sub.15≤78° and a chroma C*.sub.15 of ≥90 is provided. Further, a golden effect pigment comprising an optionally passivated platelet-shaped metallic substrate and an iron oxide layer, wherein the effect pigment has a hue angle h.sub.15 of 67°≤h.sub.15≤78° and a chroma C*.sub.45 of ≥50 is provided. The golden effect pigments are highly chromatic and suitable for coloring a coating composition such as a paint, a printing ink, an ink, a varnish, plastics, a fiber, a film or a cosmetic preparation, preferably an automotive, an architectural or an industrial coating composition.

PIGMENT MIXTURE

The present invention relates to a pigment mixture based on spherical particles having a defined particle-size distribution, and to the use thereof in paints, coatings, printing inks, security printing inks, plastics, ceramic materials, glasses, in cosmetic formulations, as tracer, as filler and for the preparation of pigment preparations and dry preparations.

Infrared reflective coating composition

Provided is an infrared-reflective coating composition that includes: a scale-like infrared-reflective pigment; and a resin component, wherein the pigment includes a layered body that has dielectric layers and a metal thin film layer layered in an alternate fashion with the dielectric layer on the outermost layer; the dielectric layer is formed from one or more materials such as titanium dioxide; the metal thin film layer is formed from a silver compound; a film thickness of the metal thin film layer is 5 to 15 nm; a film thickness of the dielectric layer is ((Nλ)/(4r))±20 nm (N=1, 2 or 3) wherein wavelength λ of incident light is 250 to 980 nm, and r is a refractive index of the dielectric layer; and a proportion of the infrared-reflective pigment having a particle diameter of 1 μm or smaller is 10% by volume or smaller.

LiDAR reflecting dark colored pigments and vehicles comprising the same

A LiDAR reflecting dark colored pigment includes a core layer formed from a reflecting material and a first layer formed from a first absorber material or a first dielectric material extending across the core layer. A second layer formed from a second absorber material different than the third absorber material extends across the first layer and a third layer formed from a third absorber material or a second dielectric material extends across the second layer. The third absorber material is different than the second absorber material. The LiDAR reflecting dark colored pigment reflects less than 10% of incident visible electromagnetic radiation and more than 60% of incident near-IR electromagnetic radiation with wavelengths between and including 850 nm and 950 nm for all incident angles of the visible and near-IR electromagnetic radiation between and including 0° and 45°. A color reflected by the multilayer stack has a lightness in CIELAB color space less than or equal to 40.

NANOENCAPSULATION METHODS FOR FORMING MULTILAYER THIN FILM STRUCTURES AND MULTILAYER THIN FILMS FORMED THEREFROM

A multilayer thin film structure having a reflective core particle, a dielectric layer directly encapsulating the reflective core particle, an absorber layer directly encapsulating the dielectric layer; an outer layer encapsulating the absorber layer. The multilayer thin film structure has a hue shift of less than 30° in the Lab color space when viewed at angles from 0° to 45°.

ASYMMETRIC PIGMENT
20210147688 · 2021-05-20 · ·

An asymmetric pigment including a first Fabry-Perot structure; and a second Fabry-Perot structure; wherein the first Fabry-Perot structure and the second Fabry-Perot structure have a similar hue angle within +/−45 degrees is disclosed. Other asymmetric pigments are also disclosed as well as methods of making the disclosed pigments.

COMPOSITION INCLUDING A COLOR SHIFTING PIGMENT HAVING A DIFFERENT PARTICLE SIZE

A composition including a first color shifting pigment flake population having a first D50 particle size; and a second color shifting pigment flake population having a second D50 particle size that is different from the first D50 particle size, wherein the first color shifting pigment flake population and the second color shifting pigment flake population have a similar face color and color shift is disclosed. An article including the composition is included. A method of making the composition and a method of making the article are also disclosed.

Nanoencapsulation methods for forming multilayer thin film structures and multilayer thin films formed therefrom

A method for forming a multilayer thin film structure includes directly depositing an absorber layer to encapsulate a dielectric layer, and the dielectric layer encapsulates a reflective core particle. The method further including depositing an outer layer to encapsulate the absorber layer, and the multilayer thin film structure has a hue shift of less than 30° in the Lab color space when viewed at angles from 0° to 45°.

COMPOSITION INCLUDING DUAL CAVITY COLOR SHIFTING PIGMENTS

A composition including a dual cavity color shirting pigment and a single cavity color shifting pigment is disclosed. A method of making the composition is also disclosed.