Patent · US Expired

Cellular carbon beads and process for fabrication

US4237107A · kind A · utility

10Cited by
5References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 21, 1978
Grant dateDec 2, 1980
Priority date
Expiry dateJun 21, 1998

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC04B35/524
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

This invention concerns a cellular, spherical bead of organic, macromolecular polymer material which when carbonized in the solid state retains its original beaded shape and has a high carbon content and methods for making such beads of polymer and carbon.

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