Patent · US Expired

Electrochromic device with nanoparticles and UV-absorbers in the protective coating

US7190506B1 · kind B1 · utility

15Cited by

17References

14Claims

0Family size

Assignee

BAYER HEALTHCARE LLC · DE

Inventors

Horst Berneth · Leverkusen, DE
Werner Hoheisel
Ralf Neigl · Leverkusen, DE
Hermann-Jens Womelsdorf · Leverkusen, DE

Key dates

Filing date	Feb 1, 2000
Grant date	Mar 13, 2007
Priority date	—
Expiry date	Feb 1, 2020

Classification

Technology area (CPC G)Physics
CPC primaryG02F2202/36
WIPO fieldOptics
WIPO sectorInstruments

Abstract

An electrochromic device which carries a coating comprising at least one UV absorber and nanoparticles is effectively protected against destruction by UV light.

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