Electromagnetic wave shielding composition comprising epoxy resi

Details Electromagnetic wave shielding composition comprising epoxy resi Electromagnetic wave shielding composition comprising epoxy resi

1990-06-21

1991-11-19

Anderson, Harold D.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Processes of preparing a desired or intentional composition...

523137, C08K 500, C08L 6300, G21F 110

Patent

active

050666924

ABSTRACT:
An electromagnetic wave shielding circuit and the production method thereof is described, wherein the circuit comprises a base board, an electric circuit formed on the base board, an electrically isolating coating coated over the electric circuit, a layer of coating having copper particles contained therein coated over the electrically isolating coating and hardened by heating, a copper plating layer attached to the surface of the copper particle containing coating for discharging out of the electric circuit an electromagnetic wave current which may be produced in the electric circuit, said copper particle containing coating having contained therein 100% by weight of copper particles and 12%-25% by weight of epoxy resin for a binder.

REFERENCES:
patent: 4747966 (1988-05-01), Maeno et al.

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