Heat barrier window utilizing a combination of coatings
OwnerFrederick A. Millett, Harlan J. Bykerinventors
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Abstract
Heat barrier windows comprising glass substrates coated with a combinations of heat barrier coatings is described. The heat barrier windows may be produced quickly and inexpensively to produce desirable infrared reflective and emissive properties in the finished heat barrier window heretofore unavailable.
Claims68
A heat barrier glass comprising:
- a glass substrate having a first major surface and a second major surface, each of said surfaces comprising an opposed side of said substrate;
- a first heat barrier coating applied to said first surface by a pyrolytic process, said first coating being at least partially transparent to visible light;
- and
- a second heat barrier coating applied to said second surface by a physical vapor deposition process, said second coating being at least partially transparent to visible light.
A heat barrier window comprising:
- a first glass substrate and a second glass substrate, each of said substrates having first and second major surfaces comprising opposed sides of said substrates, and wherein said first and second substrates are positioned apart from each other in a spaced relationship, and wherein said first substrate is positioned adjacent to a heat emanating plenum;
- and
- said first major surface of said first substrate faces toward said plenum;
- said second major surface of said first substrate faces away from said plenum;
- said first major surface of said second substrate faces toward said second major surface of said first substrate;
- and
- said second major surface of said second substrate faces away from said first major surface of said second substrate;
- and
- at least one of said first or second major surfaces of said first substrate has a heat barrier coating applied by a pyrolytic process thereon, said first major surface of said second substrate has a heat barrier coating applied by a physical vapor deposition process thereon, and said second major surface of said second substrate has a heat barrier coating applied by a pyrolytic process thereon.
A heat barrier window comprising:
- a first glass substrate and a second glass substrate, each of said substrates having first and second major surfaces comprising opposed sides of said substrates, and wherein said first and second substrates are positioned apart from each other in a spaced relationship, and wherein said first substrate is positioned adjacent to a heat emanating plenum;
- and
- said first major surface of said first substrate faces toward said plenum;
- said second major surface of said first substrate faces away from said plenum;
- said first major surface of said second substrate faces toward said second major surface of said first substrate;
- and
- said second major surface of said second substrate faces away from said first major surface of said second substrate;
- and
- at least one of said first or second major surfaces of said first substrate has a heat barrier coating applied by a pyrolytic process thereon, said first major surface of said second substrate has a heat barrier coating applied by a pyrolytic process thereon, and said second major surface of said second substrate has a heat barrier coating applied by a physical vapor deposition process thereon.
A heat barrier window comprising:
- a first glass substrate and a second glass substrate, each of said substrates having first and second major surfaces comprising opposed sides of said substrates, and wherein said first and second substrates are positioned apart from each other in a spaced relationship, and wherein said first substrate is positioned adjacent to a heat emanating plenum;
- and
- said first major surface of said first substrate faces toward said plenum;
- said second major surface of said first substrate faces away from said plenum;
- said first major surface of said second substrate faces toward said second major surface of said first substrate;
- and
- said second major surface of said second substrate faces away from said first major surface of said second substrate;
- and
- said first major surface of said first substrate and said second major surface of said second substrate have a heat barrier coating applied by a pyrolytic process thereon, and said second major surface of said first substrate and said first major surface of said second substrate have a heat barrier coating applied by a physical vapor deposition process thereon.
A heat barrier window comprising:
- a first glass substrate and a second glass substrate, each of said substrates having first and second major surfaces comprising opposed sides of said substrates, and wherein said first and second substrates are positioned apart from each other in a spaced relationship, and wherein said first substrate is positioned adjacent to a heat emanating plenum;
- and
- said first major surface of said first substrate faces toward said plenum;
- said second major surface of said first substrate faces away from said plenum;
- said first major surface of said second substrate faces toward said second major surface of said first substrate;
- and
- said second major surface of said second substrate faces away from said first major surface of said second substrate;
- and
- said first or second major surface of said second substrate has a heat barrier coating applied by a pyrolytic process thereon, and said major surface of said second substrate not coated by coating applied by a pyrolytic process has a heat barrier coating applied by a physical vapor deposition process thereon.
A heat barrier glass comprising:
- a glass substrate having a first major surface and a second major surface, each of said surfaces comprising an opposed side of said substrate;
- a hard coat type low-e coating applied to said first surface, said coating being at least partially transparent to visible light;
- and
- a soft coat type low-e coating applied to said second surface, said second coating being at least partially transparent to visible light.
A heat barrier window comprising:
- a first glass substrate and a second glass substrate, each of said substrates having first and second major surfaces comprising opposed sides of said substrates, and wherein said first and second substrates are positioned apart from each other in a spaced relationship, and wherein said first substrate is positioned adjacent to a heat emanating plenum;
- and
- said first major surface of said first substrate faces toward said plenum;
- said second major surface of said first substrate faces away from said plenum;
- said first major surface of said second substrate faces toward said second major surface of said first substrate;
- and
- said second major surface of said second substrate faces away from said first major surface of said second substrate;
- and
- at least one of said first or second major surfaces of said first substrate has a hard coat, low-e type heat barrier coating thereon, said first major surface of said second substrate has a soft coat, low-e type heat barrier coating thereon, and said second major surface of said second substrate has a hard coat type heat barrier coating thereon.
A heat barrier window comprising:
- a first glass substrate and a second glass substrate, each of said substrates having first and second major surfaces comprising opposed sides of said substrates, and wherein said first and second substrates are positioned apart from each other in a spaced relationship, and wherein said first substrate is positioned adjacent to a heat emanating plenum;
- and
- said first major surface of said first substrate faces toward said plenum;
- said second major surface of said first substrate faces away from said plenum;
- said first major surface of said second substrate faces toward said second major surface of said first substrate;
- and
- said second major surface of said second substrate faces away from said first major surface of said second substrate;
- and
- at least one of said first or second major surfaces of said first substrate has a hard coat, low-e type heat barrier coating thereon, said second major surface of said second substrate has a soft coat, low-e type heat barrier coating thereon, and said first major surface of said second substrate has a hard coat type heat barrier coating thereon.
A heat barrier window comprising:
- a first glass substrate and a second glass substrate, each of said substrates having first and second major surfaces comprising opposed sides of said substrates, and wherein said first and second substrates are positioned apart from each other in a spaced relationship, and wherein said first substrate is positioned adjacent to a heat emanating plenum;
- and
- said first major surface of said first substrate faces toward said plenum;
- said second major surface of said first substrate faces away from said plenum;
- said first major surface of said second substrate faces toward said second major surface of said first substrate;
- and
- said second major surface of said second substrate faces away from said first major surface of said second substrate;
- and
- said first major surface of said first substrate and said second major surface of said second substrate have a hard coat, low-e type heat barrier coating thereon, and said second major surface of said first substrate and said first major surface of said second substrate have a soft coat, low-e type heat barrier coating thereon.
A heat barrier window comprising:
- a first glass substrate and a second glass substrate, each of said substrates having first and second major surfaces comprising opposed sides of said substrates, and wherein said first and second substrates are positioned apart from each other in a spaced relationship, and wherein said first substrate is positioned adjacent to a heat emanating plenum;
- and
- said first major surface of said first substrate faces toward said plenum;
- said second major surface of said first substrate faces away from said plenum;
- said first major surface of said second substrate faces toward said second major surface of said first substrate;
- and
- said second major surface of said second substrate faces away from said first major surface of said second substrate;
- and
- said first or second major surface of said second substrate has a hard coat, low-e type heat barrier coating thereon, and said major surface of said second substrate not coated with a hard coat, low-e coating has a soft coat, low-e type heat barrier coating thereon.
Dependencies are inferred from the claim text.