Patent classifications
C09C1/0051
SUNSCREEN MULTILAYER PARTICLE
The present invention relates to a multilayer UV filter particle, comprising: an odd number of alternating layers of high and low refractive index materials, wherein each layer has a refractive index that differs from that of adjacent layers by at least 0.2, the total number of layers is at least 9, and the particle does not contain a substrate. The particle according to the present invention can have a good UV filtering effect.
GLITTER PIGMENT, PIGMENT-CONTAINING COMPOSITION, AND PIGMENT-CONTAINING PAINTED PRODUCT
The present invention provides a new glitter pigment suitable for providing high-brightness whitish reflected light. The glitter pigment according to the present invention includes: a flaky substrate 1; and a silicon oxide layer 2 and a titanium oxide layer 3 formed in this order on the flaky substrate 1, wherein in the case where the flaky substrate is the glass flake, the glass flake has a thickness of 284 to 322 nm, the silicon oxide layer has a thickness of 89 to 109 nm, and the titanium oxide layer has a thickness of 51 to 86 nm. In the case where the flaky substrate is the alumina flake, the alumina flake has a thickness of 260 to 280 nm, the silicon oxide layer has a thickness of 79 to 102 nm, and the titanium oxide layer has a thickness of 47 to 87 nm.
PLATE-LIKE PVD ALUMINUM PIGMENT WITH A PROTECTIVE ENCAPSULATION AND METHOD FOR MANUFACTURING A PLATE-LIKE PVD ALUMINIUM PIGMENT WITH A PROTECTIVE ENCAPSULATION
The invention is directed to a plate-like PVD aluminum pigment with a protective encapsulation, wherein said protective encapsulation comprises a) a continuous encapsulating silicon oxide containing coating (a), wherein said silicon oxide containing coating comprises at least 60 wt.-% silicon oxide, based on the total weight of said silicon oxide containing coating, and b) a layer (b) of metal oxide, wherein said metal oxide is selected from the group consisting of molybdenum oxide, molybdenum hydroxide, molybdenum oxide hydrate, tungsten oxide, tungsten hydroxide, tungsten oxide hydrate and mixtures thereof, and c) optionally an outer organic-chemical modification layer. The invention is further directed to method for producing the plate-like metal pigment as well as the use thereof.
Pigment compositions
The instant disclosure relates to a composition for topical application to the skin comprising a first pearlescent uncoated pigment having an average particle size of 25 um or less; a second pearlescent pigment having an average particle size of 25 um or less, completely or partially coated with one or more layers of metal oxides; a first mica having an average size of 42 um or less, completely or partially coated with one or more layers of red iron oxide; and a second mica having an average size of 25 um or less, completely or partially coated with one or more layers of titanium dioxide. It also relates to methods of using said compositions.
Glitter pigment, pigment-containing composition, and pigment-containing painted product
The present invention provides a new glitter pigment suitable for providing high-brightness whitish reflected light. The glitter pigment according to the present invention includes: a flaky substrate 1; and a silicon oxide layer 2 and a titanium oxide layer 3 formed in this order on the flaky substrate 1, wherein in the case where the flaky substrate is the glass flake, the glass flake has a thickness of 284 to 322 nm, the silicon oxide layer has a thickness of 89 to 109 nm, and the titanium oxide layer has a thickness of 51 to 86 nm. In the case where the flaky substrate is the alumina flake, the alumina flake has a thickness of 260 to 280 nm, the silicon oxide layer has a thickness of 79 to 102 nm, and the titanium oxide layer has a thickness of 47 to 87 nm.
MULTILAYER OPTICAL FILMS, ENABLED STRUCTURAL COLOR, STRUCTURAL COLORED PIGMENT, AND METHOD OF PREPARING THE SAME
The present disclosure provides an optical film, a structural colored pigment, and a method for preparing an optical film. The optical film includes a multilayer film. The multilayer film includes films with high refractive indexes and films with low refractive indexes alternately arranged in a multilayer manner, and a middle film. Some of the films with the high refractive indexes and some of the films with the low refractive indexes are disposed on a side of the middle film, constituting first other films. Optical thicknesses of films having a same refractive index in the optical films and an optical thickness of the middle film are all different or partially different.
PIGMENTS
Pigments based on particles which are coated with at least one layer which consists of a mixture of amorphous carbon (a-C) and nanocrystalline graphite (nc-graphite) and use of these pigments in, for example, paints, plastics, industrial coatings, automotive coatings, printing inks and cosmetic formulations.
EFFECT PIGMENTS
The invention relates to glaze- and enamel-stable effect pigments having a top layer comprising at least one tin/antimony mixed oxide, which have improved stability, in particular at temperatures above 1000 C., in glazes, enamels, ceramic or glass-like materials.
EFFECT PIGMENTS
The present invention relates to effect pigments which are based on flake-form substrates having a circular form factor of 1.2-2 and are coated with at least one high-refractive-index layer, and to the use thereof, inter alia in paints, coatings, printing inks, plastics and in cosmetic formulations.
Effect pigments with high chroma and high brilliancy, method for the production and use thereof
The invention relates to an absorbent effect pigment including a nonmetallic substrate in platelet form and a coating applied thereto, wherein the coating includes at least one spacer layer. The invention further relates to a process for production of and to the use of the absorbent effect pigment.