Patent ID: 6649274
Filing Date: 2003-11-18
Classification: C25D,H05K,Y10T

Abstract:
An electrodeposited copper foil with carrier comprising a carrier foil layer, an organic adhesive interface layer formed on the carrier foil layer, and an electrodeposited copper foil layer formed on the organic adhesive interface layer, wherein the material that forms the carrier foil layer is an electrodeposited copper foil classified as Grades 1 to 3 of the IPC standards, and the material that forms the electrodeposited copper foil layer is classified as very low profile type (V type) of the IPC standards, wherein the difference between the coefficient of thermal expansion of material forming the carrier foil layer at a certain temperature and that of material forming the electrodeposited copper foil at the same temperature is 4Ã—10âˆ’7/Â° C. or more.