Patent ID: 9035462
Filing Date: 2015-05-19
Classification: H01L

Abstract:
1. An interconnect structure comprising: at least one patterned and cured low-k dielectric material located on an upper surface of a patterned inorganic antireflective coating that is located atop a substrate, wherein said inorganic antireflective coating comprises atoms of M, C and H wherein M is at least one of Si, Ge, B, Sn, Fe, Ta, Ti, Ni, Hf and La, said at least one cured and patterned low-k dielectric material and said patterned inorganic antireflective coating having conductively filled regions embedded therein and said at least one cured and patterned low-k dielectric material having at least one airgap located adjacent, but separated from the conductively filled regions by a portion of said low-k dielectric material.