Thermally insulating glazing

Chemistry: electrical and wave energy – Processes and products – Vacuum arc discharge coating

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204192R, 204192D, 204192SP, 204192C, 350 17, 427160, 427166, C23C 1500

Patent

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045486913

ABSTRACT:
A method of producing glass sheets having good transmission behavior in the visible spectrum range and having good reflection behavior as regards heat radiation. A transparent substrate S is coated by cathodic atomization with, successively, a first oxide layer 1 comprising indium oxide, tin oxide or mixtures thereof, a layer 2 consisting of silver in a thickness of 5 to 50 n, a metallic layer 3 selected from aluminium, titanium, tantalum, chromium, manganese and zirconium in a thickness ranging from 1 to 5 nm and applied directly to the silver layer 2 for the purpose of maintaining the condition thereof, and a final protective oxide layer 4 of indium oxide, tin oxide or mixtures thereof.

REFERENCES:
patent: 4302498 (1981-11-01), Faith
patent: 4310568 (1982-01-01), Howard et al.
patent: 4337990 (1982-07-01), Fan et al.
patent: 4413877 (1983-11-01), Suzuki et al.
patent: 4428808 (1984-01-01), Weinert
Lampert, Solar Energy Materials, 6 (1981), pp. 10-15.

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