Back to results
US 4,311,623 AGranted
Blue-gray low infrared emitting coating
AssigneeThe United States of America as represented by the Secretary of the Navy
InventorRobert F. Supcoe
Life of this patent
Estimating the term…
Abstract
A low infrared emittance coating for use on metal surfaces includes pigme in the form of aluminum, zinc sulfide, antimony trisulfide and blue pigments; filler in the form of aluminum oxide; silicon alkyd resin binder; polarized montmorillite clay; and a diluent.
Claims6
A diffuse blue-gray coating formulation having a low infrared emittance essentially comprises, by weight:
- about 10-20% non-leafing aluminum powder;
- about 3-7% aluninum oxide;
- about 5-9% zinc sulfide;
- about 40-60% silicon alkyd resin;
- about 8-14% antimony trisulfide;
- about 10% mineral spirits;
- about 1-2% blue pigments;
- and
- a remainder including UV stabilizer, dispersing agent, and drier.
6 more elements
A diffuse blue-gray coating formulation having a low infrared emittance essentially comprises:
- pigments including aluminum powder, zinc sulfide, antimony trisulfide and blue pigments;
- filler materials;
- and
- silicone alkyd resin binder for the pigments and filler materials.
1 more element
A diffuse blue-gray coating formulation having a low infrared emittance essentially comprises, by weight:
- about 10-20% aluminum powder;
- about 5-9% zinc sulfide;
- about 8-14% antimony trisulfide;
- about 1-2% blue pigments;
- about 40-60% silicon alkyd resin;
- and
- a remainder including UV stabilizer, filler material, dispersing agent, and drier.
4 more elements
Dependencies are inferred from the claim text.