Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Satoshi Ishida0
Nobuhiro Kobayashi0
Toshiya Iida0
Takako Ishii0
Akio Ito0
Date of Patent
February 15, 2011
Patent Application Number
11795320
Date Filed
January 30, 2006
Patent Primary Examiner
Patent abstract
A borate for a near-infrared ray absorption material, having an anion represented by the formula (1): [BR1mR24-m]− (wherein R1 represents an aryl group having an electron withdrawing group; R2 represents an organic group, a halogen group or a hydroxyl group; and m is an integer in the range of 1 to 4) is provided. The borate of the present invention enables to improve durability, in particular, heat resistance and moisture resistance of a near-infrared ray absorbing dye.
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