Heat treatable coated article with zinc oxide inclusive contact layer(s)
1 Assignment
0 Petitions
Accused Products
Abstract
A coated article is provided so as to have a fairly high visible transmission (TY or Tvis) to sheet resistance (Rs) ratio (i.e., a ratio Tvis/Rs). The higher this ratio, the better the coated article'"'"'s combined functionality of providing for both. good solar performance (e.g., ability to reflect and/or absorb IR radiation) and high visible transmission. In certain example embodiments, coated articles herein may be heat treatable. Coated articles herein may be used in the context of insulating glass (IG) window units, architectural or residential monolithic window units, vehicle window units, and/or the like.
-
Citations
68 Claims
-
1-47. -47. (canceled)
-
48. A heat treated coated article comprising:
-
a multi-layer coating supported by a glass substrate, wherein the coating comprises at least the following layers from the glass substrate outwardly;
a first layer comprising a metal oxide;
a first layer comprising silver located over and contacting the first layer comprising the metal oxide;
a first layer comprising tin oxide and/or silicon nitride;
a second layer comprising a metal oxide;
a second layer comprising silver; and
a layer comprising tin oxide and/or silicon nitride;
wherein the coated article has a ratio Tvis/Rs of at least 32 after heat treatment (where Tvis is visible transmission (%) and Rs is sheet resistance of the coating in units of ohms/square) and a Δ
E* value (glass side reflective and/or transmissive) of less than or equal to about 5 due to the heat treatment. - View Dependent Claims (49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61)
-
-
62. A heat treated coated article comprising a coating supported by a glass substrate, the coating comprising:
-
a first layer comprising silicon nitride supported by the glass substrate;
a first layer comprising zinc oxide supported by the glass substrate and located over at least the first layer comprising silicon nitride;
a first infrared (IR) reflecting layer comprising silver located over and contacting the first layer comprising zinc oxide;
a second layer comprising silicon nitride located over at least the first IR reflecting layer;
a second layer comprising zinc oxide located over at least the second layer comprising silicon nitride;
a second IR reflecting layer comprising silver located over and contacting the second layer comprising zinc oxide;
a layer comprising an oxide of Ni and/or Cr located over and contacting the second IR reflecting layer;
at least another dielectric layer located over at least the layer comprising an oxide of Ni and/or Cr; and
wherein the coated article following heat treatment, measured monolithically, has a sheet resistance of less than or equal to 3.0 ohms/square and a visible transmission of at least about 79%. - View Dependent Claims (63, 64, 65, 66, 67, 68)
-
Specification