Patent ID: 6509258
Filing Date: 2003-01-21
Classification: H01L

Abstract:
A method of forming a damascene interconnect structure, said method comprising the steps of:forming a first SILK layer over at least a portion of a metal layer provided within a substrate; forming a first NANOGLASS layer over said first SILK layer; forming a second opening within said first NANOGLASS layer; forming a first opening within said first SILK layer and extending said first opening to said metal layer; providing a first conductive material in said first and second openings; forming a second NANOGLASS layer in contact with said first conductive material; forming a second SILK layer over said second NANOGLASS layer; forming a fourth opening within said second SILK layer; forming a third opening within said second NANOGLASS layer and extending said third opening to said first conductive material; and providing a second conductive material in said third and fourth openings.