Patent classifications
C
CHEMISTRY; METALLURGY
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C09
DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
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C09C
TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES; PREPARATION OF CARBON BLACK; ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
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2200/00
Compositional and structural details of pigments exhibiting interference colours
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C09C2200/10
Interference pigments characterized by the core material
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C09C2200/102
the core consisting of glass or silicate material like mica or clays, e.g. kaolin
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C09C2200/1033
comprising an intermediate layer between the core and a stack of coating layers having alternating refractive indices
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C09C2200/1033

Effect pigments with high chroma and high brilliancy, method for the production and use thereof
10391043 · 2019-08-27 · ·

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.