Patent · US Active

Glazing having switchable optical properties

US10061178B2 · kind B2 · utility

1Cited by

5References

25Claims

0Family size

Assignee

SAINT-GOBAIN GLASS FRANCE · FR

Inventors

Julien Orillard · Paris, FR
Olivier Selles · Paris, FR

Key dates

Filing date	Oct 8, 2013
Grant date	Aug 28, 2018
Priority date	—
Expiry date	Aug 24, 2034

Classification

Technology area (CPC G)Physics
CPC primaryG02F2202/14
WIPO fieldSurface technology, coating
WIPO sectorChemistry

Abstract

A glazing having switchable optical properties is described, including a transparent substrate having an outer surface and an inner surface, a reflection layer on the outer surface and/or on the inner surface and a switchable functional element arranged on the interior side with respect to the reflection layer. The reflection layer contains a material having a refractive index nR of 1.6 to 2.5. The product of the refractive index nR and the thickness d of the reflection layer is from 250 nm to 960 nm.

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