Copper/steel laminated sheet for use in manufacturing printed ci

Stock material or miscellaneous articles – All metal or with adjacent metals – Composite; i.e. – plural – adjacent – spatially distinct metal...

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428685, 428626, 428607, 428201, 428198, B32B 1520

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active

061299987

ABSTRACT:
A sheet laminate for use in a press lay-up between printed circuit board panels having a steel alloy substrate layer and a copper foil layer disposed on at least one surface of the substrate layer. The foil layer is attached onto the surface of the substrate layer by a plurality of occurrences of adhesive material disposed along the boundary of the foil layer such that gaps are defined between occurrences of the adhesive material.

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