Heat treatable coated glass pane

US9981873B2 · kind B2 · utility

Assignee

• Pilkington Group Limited · GB

Inventors

• Axel Noethe · Castrop-Rauxel, DE
• Thomas Paul · Herne, DE

Key dates

• Filing date: Oct 6, 2014
• Grant date: May 29, 2018
• Expiry date: Oct 6, 2034

Classification

• Technology area (CPC E): Fixed Constructions
• CPC primary: E06B2009/2417
• WIPO field: Materials, metallurgy
• WIPO sector: Chemistry

Abstract

A coated glass pane comprising at least the following layers in sequence: a glass substrate; a lower anti-reflection layer; a silver-based functional layer; and at least one further anti-reflection layer; wherein the further anti-reflection layer comprises at least the following layers in sequence: at least one barrier layer; at least one absorbing layer based on tungsten nitride; and at least one dielectric layer.