Patent · US Expired

High-temperature, High-emissivity, optically black boron surface

US5721060A · kind A · utility

0Cited by
9References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 22, 1991
Grant dateFeb 24, 1998
Priority date
Expiry dateMay 22, 2011

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31678
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

An article of manufacture comprises a substrate and an optically black surface on the substrate and having an absorptivity of more than about 0.89 and an emissivity more than about 0.86. The surface comprises boron particles plasma spray applied to the substrate using a powder selected from the group consisting of crystalline boron having a particle size finer than about 200 mesh and amorphous boron.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.