Invention Application
WO2013028418A1 METAL CLAD CIRCUIT BOARD 审中-公开
金属电路板

Abstract:
A metal clad circuit board (102) includes a metal substrate (120). A dielectric layer (122) is applied to the metal substrate. A conductive seed layer (124) is printed on the dielectric layer. A conductive circuit layer (126) is plated onto the conductive seed layer. Optionally, the conductive seed layer may be inkjet printed on the dielectric layer. Alternatively, the conductive seed layer may be pad printed on the dielectric layer. Optionally, the dielectric layer may be powder coated to the metal substrate. The dielectric layer may include polymers and fillers compression molded to the metal substrate. Optionally, the conductive circuit layer may be electroplated to the conductive seed layer. Optionally, a solder mask (128) may be applied over the conductive circuit layer.
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