The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 21, 2011
Filed:
Sep. 05, 2007
Min-hyuk Lee, Seoul, KR;
Ju-sik Kang, Suwon-si, KR;
Jeong-ho Park, Suwon-si, KR;
Sung-yung Lee, Seoul, KR;
Min-Hyuk Lee, Seoul, KR;
Ju-Sik Kang, Suwon-si, KR;
Jeong-Ho Park, Suwon-si, KR;
Sung-Yung Lee, Seoul, KR;
SK Chemicals Co., Ltd., Suwon-Si, KR;
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, Rto Rare independently a substituted or unsubstituted linear or branched C-Calkyl 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-Calkoxy, alkoxyalkoxy, acyloxy, or alkylamino group, and C-Caryl 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 Rto Rare independently a hydrogen atom (H) or a fluorine atom (F).