Patent ID: 9683102
Date: 2017-06-20
CPC Classifications: C09B,G02B

Claim:
1. A first system, comprising: an optical filter comprising a Cu-porphyrin compound, wherein the Cu-porphyrin compound has a structure of: or a salt, or a tautomeric form thereof, wherein: X is carbon, each of R each of R wherein at least one of R wherein the first system comprises a first substrate having a first surface and optionally a second substrate, and wherein the Cu-porphyrin compound is incorporated into the first system by one or more of: (1) dispersing the Cu-porphyrin compound in a coating disposed on the first surface, (2) dispersing the Cu-porphyrin compound through the first substrate, and (3) dispersing the Cu-porphyrin compound in a polymer interlayer disposed between the first substrate and the second substrate, and wherein TS TS TS TS