Heat treatable coated article with low-E coating having zinc stannate based layer between IR reflecting layers and corresponding method
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United States of America Patent
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Jan 23, 2018
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app pub date -
Nov 20, 2013
filing date -
Nov 20, 2013
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Abstract
A coated article is provided which may be heat treated (e.g., thermally tempered) in certain example instances. In certain example embodiments, the coated article includes a low-emissivity (low-E) coating having a zinc stannate based layer provided over a silver-based infrared (IR) reflecting layer, where the zinc stannate based layer is preferably located between first and second silver based IR reflecting layers. The zinc stannate based layer may be provided between and contacting (i) an upper contact layer of or including Ni and/or Cr (or Ti, or TiOx), and (ii) a layer of or including silicon nitride.
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