Coatings having low emissivity and low solar reflectance
First Claim
1. A pane bearing a low-emissivity coating comprising an infrared-reflective layer, a high absorption primary layer, and a middle coat, said infrared-reflective layer comprising material that is highly reflective of infrared radiation and having a thickness of at least about 175 Å
- , the high absorption primary layer comprising material that is highly absorptive of solar radiation and having a thickness of at least about 100 Å
, the middle coat comprising at least one transparent dielectric film and being positioned between said infrared-reflective layer and the high absorption primary layer.
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Accused Products
Abstract
The invention provides low solar reflectance, low-emissivity coatings. The invention provides a monolithic pane bearing a low solar reflectance, low-emissivity coating. Further, the invention provides an insulating glass unit bearing a low solar reflectance, low-emissivity coating. Finally, the invention provides methods of producing coated substrates by depositing low solar reflectance, low-emissivity coatings.
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Citations
59 Claims
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1. A pane bearing a low-emissivity coating comprising an infrared-reflective layer, a high absorption primary layer, and a middle coat, said infrared-reflective layer comprising material that is highly reflective of infrared radiation and having a thickness of at least about 175 Å
- , the high absorption primary layer comprising material that is highly absorptive of solar radiation and having a thickness of at least about 100 Å
, the middle coat comprising at least one transparent dielectric film and being positioned between said infrared-reflective layer and the high absorption primary layer. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37)
- , the high absorption primary layer comprising material that is highly absorptive of solar radiation and having a thickness of at least about 100 Å
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38. A pane bearing a low-emissivity coating comprising the following sequence of films:
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a) an inner coat comprising at least one transparent dielectric film and having an optical thickness of between about 216 Å and
about 312 Å
;
b) a high absorption primary layer comprising material that is highly absorptive of solar radiation and having a thickness of least about 100 Å
;
c) a middle coat comprising at least one transparent dielectric film and having an optical thickness of between about 600 Å and
about 872 Å
;
d) an infrared-reflective layer comprising material that is highly reflective of infrared radiation and having a thickness of at least about 175 Å
;
e) a high absorption blocker layer comprising material that is highly absorptive of solar radiation and having a thickness of at least about 45 Å
; and
f) an outer coat comprising at least one transparent dielectric film and having an optical thickness of between about 410 Å and
about 582 Å
.
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39. A method of producing coated substrates, the method comprising:
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a) providing a pane having generally-opposed first and second major surfaces; and
b) depositing upon one of said major surfaces a low-emissivity coating comprising an infrared-reflective layer, a high absorption primary layer, and a middle coat, said infrared-reflective layer comprising material that is highly reflective of infrared radiation and having a thickness of at least about 175 Å
, the high absorption primary layer comprising material that is highly absorptive of solar radiation and having a thickness of at least about 100 Å
, the middle coat comprising at least one transparent dielectric film and being positioned between said infrared-reflective layer and the high absorption primary layer. - View Dependent Claims (40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59)
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Specification