Aluminium or copper substrate panel for selective absorption of solar energy

US4177325A · kind A · utility

Assignee

• The United States of America as represented by the Administrator of the National Aeronautics and Space Administration · US

Inventors

• Marion L. Roberts · Huntsville, US
• Max H. Sharpe · Huntsville, US
• Albert C. Krupnick · Huntsville, US

Key dates

• Filing date: May 30, 1978
• Grant date: Dec 4, 1979
• Expiry date: May 30, 1998

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10T428/12944
• WIPO field: Surface technology, coating
• WIPO sector: Chemistry

Abstract

A panel for selectively absorbing solar energy comprising an aluminum substrate, a layer of zinc thereon, a layer of nickel over the zinc layer and an outer layer of solar energy absorbing nickel oxide or a copper substrate with a layer of nickel thereon and a layer of solar energy absorbing nickel oxide distal from the copper substrate. A method for making aforesaid panels is disclosed.