Electrodeposited invar composite foil.

摘要

An invar composite foil made by electrodepositing invar on both sides of metal foil at the same time. Preferably copper is further electrodeposited on at least one of the invar layers as necessary according to applications. This composite foil does not contain oil. Broad foil can be mass-produced at a low cost. Furthermore, this foil is virtually not curled and easy to handle in the manufacturing and working process.