The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Mar. 23, 1999

Filed:

Mar. 18, 1997
Applicant:
Inventors:

Lynn E Long, Manhattan Beach, CA (US);

James R Denman, El Segundo, CA (US);

Assignee:

Hughes Electronics Corporation, El Segundo, CA (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B64G / ;
U.S. Cl.
CPC ...
2441 / ;
Abstract

A spacecraft has internal structure which generates heat, and a radiator element in thermal communication with the spacecraft internal structure. The radiator element has a radiating surface and a coating on the radiating surface including a white thermal control paint. The paint has an initial solar absorptance of not greater than about 0.20 and an initial infrared emittance of not less than about 0.80. The standard end-of-life projected solar absorptance is not more than about 0.3 for a paint with an inorganic binder, and the standard end-of-life projected solar absorptance is not more than about 0.6 for a paint with an organic binder.


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