Photodefinable optical waveguides

Details Photodefinable optical waveguides Photodefinable optical waveguides

C - Chemistry, Metallurgy

08

G

C08G 73/10 (2006.01) G02B 1/04 (2006.01)

Patent

CA 2151615

Polyimide optical waveguide structures comprising a core within a cladding wherein at least one of the core and the cladding is a polyimide containing 6FDA, BTDA, an aromatic diamine having bulky methyl groups ortho to the amine, and a co-diamine wherein the polyimides have the properties of low optical loss, low optical absorbance, controllable refractive index, and high thermal stability, and wherein the polyimides are photosensitive and solvent resistant.

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