C - Chemistry – Metallurgy – 09 – B
Patent
C - Chemistry, Metallurgy
09
B
C09B 23/08 (2006.01) G03C 1/20 (2006.01) G03C 5/16 (2006.01)
Patent
CA 2084221
This invention relates to photographic silver halide emulsions spectrally sensitized to infrared radiation above 800nm and to a class of pentamethine cyanine dyes of 5-fluorobenzothiazole derivatives useful as the infrared sensitizing dyes.
Hinz Zbigniew J.
Mccaskill Emmett S.
Polaroid Corporation
Smart & Biggar
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