Optical film

Details Optical film Optical film

2009-03-10

2010-11-30

Sanders, Kriellion A (Department: 1796)

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Processes of preparing a desired or intentional composition...

C428S013000

Reexamination Certificate

active

07842744

ABSTRACT:
The present invention provides an optical film, which is excellent in ultraviolet absorption capability at 380 nm with little bleed-out, comprising a resin containing a triazine compound represented by the following general formula (I).(In the formula, R1-R6may be a hydrogen atom; hydroxyl group; or an organic group selected from among an alkyl group, alkoxy group, dialkyl amino group, alkyl carbonyloxy group, aryl group, arylated alkyl group, aryloxy group, arylated alkyloxy group and an aryl carbonyloxy group having 18 or less carbon atoms, independently. However, the alkyl part of these organic groups may be substituted by a hydroxyl group, halogen atom, cyano group or nitro group, interrupted by an oxygen atom, sulfur atom, carbonyl group, ester group, amide group or imino group, or have a double bond, and these substitutions, interruptions and double bonds may be combined).

REFERENCES:
patent: 5096801 (1992-03-01), Koya et al.
patent: 6239275 (2001-05-01), Gupta
patent: 2002/0028862 (2002-03-01), Johnson et al.
patent: 2002/0102368 (2002-08-01), Ono et al.
patent: 00870797 (1997-04-01), None
patent: 0 870 797 (1998-10-01), None
patent: 2004 160883 (2004-06-01), None
patent: WO2008086929 (2008-07-01), None
European Search Report for European Patent Application 05737079.3 1214/1746445 PCT/JP2005008392.
Abstract of Japanese Publication No. 2004-160883, publication date Jun. 10, 2004 in Japanese application 2002-330746, filed Nov. 14, 2002.

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