Merck Patent Gesellschaft Mit Beschrankter Haftung
发明人:
Gerhard PFAFF,Stephanie ANDES,Klaus AMBROSIUS,Ralf PETRY,Michael ROESLER,Sabine SCHOEN
申请号：
US13721212
公开号：
US20130164356A1
申请日:
2012.12.20
申请国别(地区):
US
年份:
2013
代理人:
摘要：
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.
