Diimmonium salt and near infrared ray absorption film...

Details Diimmonium salt and near infrared ray absorption film... Diimmonium salt and near infrared ray absorption film...

2011-06-21

2011-06-21

Davis, Brian J (Department: 1621)

Organic compounds -- part of the class 532-570 series

Organic compounds

Amino nitrogen containing

C564S199000, C558S394000, C359S350000, C359S885000

Reexamination Certificate

active

07964754

ABSTRACT:
Disclosed are a diimmonium salt and a near infrared ray absorption film including the same which is used for blocking the near infrared ray. The diimmonium salt for a near infrared ray absorption film is represented by Formula 1 of the specification, wherein, n is an integer of 1 or 2, R1to R8are independently a substituted or unsubstituted linear or branched C1-C10alkyl group, the substituent for the alkyl group is selected from the group consisting of a cyano group, a nitro group, a carboxyl group, a sulfone group, a halogen atom, a hydroxyl group, a C1-C8alkoxy, alkoxyalkoxy, acyloxy, or alkylamino group, and C6-C18aryl or aryloxy group, and X is a substituted fluoro alkyl phosphate anion represented by Formula 2 of the specification, wherein, x is an integer of 0 or 1, y is an integer of 1, 2 or 3, z is an integer of 6-y, and R9to R13are independently a hydrogen atom (H) or a fluorine atom (F).

REFERENCES:
patent: 6475590 (2002-11-01), Kitayama et al.
patent: 2005/0148786 (2005-07-01), Ikeda et al.
patent: 2006/0091365 (2006-05-01), Kitayama et al.
patent: 2001-0052783 (2001-06-01), None
patent: 10-2004-0098749 (2004-11-01), None
patent: WO-99/67200 (1999-12-01), None
patent: WO-2004/068199 (2004-08-01), None

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