Patent · US Active

Effect pigments based on substrates formed from inorganic-organic mixed phases, production and use thereof

US8129021B2 · kind B2 · utility

8Cited by

3References

70Claims

0Family size

Assignee

ECKART GmbH · DE

Inventors

Günter Kaupp · Jessenitz Siedlung, DE
Ulrich Schmidt · Flörsheim, DE
Dirk Schumacher · Pegnitz, DE

Key dates

Filing date	Jun 16, 2008
Grant date	Mar 6, 2012
Priority date	—
Expiry date	Dec 2, 2028

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T428/2998
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

Effect pigments with a platelet-shaped substrate provided on at least one side with at least one coating of semitransparent metal and/or at least one high-index coating having a refractive index ≧2.0. The platelet-shaped substrate includes at least one mixed inorganic/organic phase. Also, a method of producing effect pigments including the following steps:

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.