Infrared transparent film

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United States of America Patent

PATENT NO 9989679
SERIAL NO

14349252

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Abstract

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The invention relates to a thermal infrared transparent polymer film suitable for use in an identification device, said film comprising an infrared transparent polymer matrix with a pigment dispersed therein, wherein the thickness of the polymer film is greater than 30 micron and wherein the polymer film has an average transmission in the thermal infrared of greater than or equal to 0.5. Preferably, the pigment comprises an inorganic material. There is further provided a thin film, thermally reflective material (20) comprising the afore-mentioned infrared transparent film (21) and an infrared reflective layer provided on one surface thereof (22).

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Patent Owner(s)

Patent OwnerAddress
QINETIQ LIMITEDFARNBOROUGH HAMPSHIRE GU14 0LX

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
O'Keefe, Eoin Seiorse Gosport, GB 3 27
Shohet, Adam Joseph Fleet, GB 2 7
Simons, Paul Anthony Camberley, GB 1 2

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