Patent ID: 9448345
Filing Date: 2016-09-20
CPC Classification: C03C,C22C,G02B

Claim Text:
1. A method to form a low emissivity coating, comprising: providing a transparent substrate; forming a first layer on the transparent substrate, wherein the first layer comprises silver, wherein the first layer is operable as an infrared reflective layer; and forming a second layer directly on the first layer, wherein the second layer is operable as a barrier layer, wherein the second layer comprises an alloy of a first element and a second element, wherein the first element comprises one of Zr, Hf, or Mn, wherein the second element comprises one of Ru, Ni, Co, Mo, or W, wherein the alloy comprises between 85 wt % and 50 wt % of the first element and between 15 wt % and 50 wt % of the second element.