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Coatings for preventing reflection of electromagnetic wave and coating material for forming said coatings

  • US 4,116,906 A
  • Filed: 06/08/1977
  • Issued: 09/26/1978
  • Est. Priority Date: 06/09/1976
  • Status: Expired due to Term
First Claim
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1. Coatings for preventing a reflection of electromagnetic waves on iron structures, comprising 20-260 parts by weight of a ferrimagnetic ferrite powder having a particle size of 1-300μ

  • selected from the group consisting of compounds having the formula MFe2 O4 in which M is a bivalent metal selected from the group consisting of Mn, Ni, Co, Mg, Cu, Zn, and Cd; and

    40-680 parts by weight of an iron powder having a particle size of 1-20μ

    dispersed in 100 parts by weight of a film forming polymer.

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