申请人:Lee Min-Hyuk
公开号:US20100179348A1
公开(公告)日:2010-07-15
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, R
1
to R
8
are independently a substituted or unsubstituted linear or branched C
1
-C
10
alkyl 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 C
1
-C
8
alkoxy, alkoxyalkoxy, acyloxy, or alkylamino group, and C
6
-C
18
aryl 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 R
9
to R
13
are independently a hydrogen atom (H) or a fluorine atom (F).