C09C2200/20 - CPC Classification Index

ClassID:

102902 ⎘

C09C2200/20 - CPC Classification

Classification description:

Compositional and structural details of pigments exhibiting interference colours Interference pigments comprising a layer with a concentration gradient or a gradient of the refractive index

Sub-classes:

C09C2200/202 » of sub-stoichiometric inorganic compounds 3
C09C2200/205 » of coloured inorganic materials 2
C09C2200/207 » of carbonaceous material, e.g. carbon black, graphite or SWNT 0

Recent Application in this class:

20180194946

2018-07-12

Pearlescent pigments obtained by wet oxidation

20180155550

2018-06-07

Metal effect pigments with high chroma and high brilliancy, method for the production and use thereof

20170349756

2017-12-07

Effect pigments having high transparency, high chroma and high brilliancy, method for the production and use thereof

20120308667

2012-12-06

Effect pigments

20110293547

2011-12-01

PVD metal effect pigment having gradient on nanoscale metal particles, method for the production thereof and use thereof

20100218703

2010-09-02

OPTICAL VARIABLE EFFECT PIGMENTS

20100196296

2010-08-05

Multi-layer metallic effect pigments, process for their preparation and use

20080200560

2008-08-21

Pigments

20070104663

2007-05-10

Effect pigments having an aluminum or an aluminum aloy core, process for the production thereof and use thereof

#10

20070098989

2007-05-03

Robust multilayer magnetic pigments and foils