A wire grid polarizer (WGP) can include an array of support-ribs on a substrate. Sides of the support-ribs can be inclined to one side. A wire can be applied on an upper-side and distal end of each support-rib, each wire being separate from wires on adjacent support-ribs. The WGP can be made with reduced or no etching.

The invention relates to an acrylic adhesive composition, more particularly, to an adhesive composition which: specifies the contents of a (meth)acrylic ester-based monomer and an aromatic group-containing monomer of an acrylic copolymer as a composition having little or no difference of birefringence; has excellent durability; and can reduce light leakage due to flexure by mixing a crosslinkable functional group-containing acrylic copolymer (A) and an acrylic copolymer (B) which does not contain the crosslinkable functional group, in a ratio of 1:9 to 5:5.

A pressure-sensitive adhesive composition is provided. The pressure-sensitive adhesive composition shows stable antistatic performance, and in particular, stably maintains its antistatic performance even when the pressure-sensitive adhesive composition is kept for an extended time under extreme conditions or conditions in which environmental changes are severe, and also has excellent general physical properties such as pressure-sensitive adhesive properties, durability and workability.

The present invention relates to a polarizing plate and a liquid crystal display device. In the present invention, the polarizing plate is lightweight and has a small thickness and excellent properties including durability, water resistance, workability, pressure-sensitive adhesion and light leakage prevention ability; and the liquid crystal display device including the same are provided.

A polarization film, including: a hydrophobic polymer resin and a dichroic dye represented by Chemical Formula 1: ##STR00001## wherein in Chemical Formula 1, wherein, in Chemical Formula 1, Ar.sup.1 is a substituted or unsubstituted C6 to C15 arylene group, Ar.sup.2 is a C6 to C15 arylene group substituted with at least one of a substituted or unsubstituted C1 to C20 alkyl group, a substituted or unsubstituted C1 to C20 alkoxy group, a halogen atom and a halogen-containing group, Ar.sup.3 is a C6 to C15 arylene group substituted with an amide group, R.sup.1 is a substituted or unsubstituted C1 to C20 alkyl group or a substituted or unsubstituted C1 to C20 alkoxy group, R.sup.2 and R.sup.3 are each independently a substituted or unsubstituted C1 to C20 alkyl group, or R.sup.2 and R.sup.3 are linked to each other to form a ring, and n is 1 or 2.

The present invention relates to a radical-curable adhesive composition including a (A) radical-polymerizable compound having at least one hydrophilic functional group in the molecule; a (B) phosphate-based compound having three (meth)acrylic groups in the molecule; and a (C) radical initiator, and a polarizing plate and an optical member including the radical-curable adhesive composition.

A color polarizing film including a polymer and a dichroic dye having an absorption wavelength region of about 380 nm to about 780 nm, wherein the color polarizing film exhibits a maximum absorption wavelength (λ.sub.max) in a wavelength range of about 380 nm to about 780 nm is provided.

The present invention is related to 6,7-dihydrobenzimidazo[1,2-c]quinazolin-6-one derivatives of the general structural formula (I), the anisotropic optical film based on these derivatives with phase-retarding properties for displays, and method of producing thereof: ##STR00001##
where X is a carboxylic group COOH, m is 0, 1, 2 or 3; Y is a sulfonic group SO.sub.3H, n is 0, 1, 2 or 3; Z is an acid amide group L-NH.sub.2; p is 0, 1, 2 or 3; K is a counterion selected from the list comprising H.sup.+, NH.sub.4.sup.+, Na.sup.+, K.sup.+, Li.sup.+, Mg.sup.2+, Ca.sup.2+, Zn.sup.2+, and Al.sup.3+; s is the number of counterions providing neutral state of the molecule; R is a substituent selected from the list comprising CH.sub.3, C.sub.2H.sub.5, NO.sub.2, Cl, Br, F, CF.sub.3, CN, OH, OCH.sub.3, OC.sub.2H.sub.5, OCOCH.sub.3, OCN, SCN, NH.sub.2, and NHCOCH.sub.3; w is 0, 1, 2, 3 or 4; and R.sub.1 is a substituent selected from the list comprising H, CH.sub.3, C.sub.2H.sub.5, C.sub.3H.sub.7, i-C.sub.3H.sub.7, CH.sub.2CH.sub.2CH.sub.2CH.sub.3, CH(CH.sub.3)CH.sub.2CH.sub.3, CH.sub.2CH(CH.sub.3)CH.sub.3 and C(CH.sub.3).sub.3 and L is a linking group.

A display device includes a substrate, a display element layer disposed on the substrate, and a protective layer disposed on the display element layer. The display device contains a light absorber represented by Formula 1, and the damage to the display device that may be caused by the UV-A light in the wavelength range of about 315 nm to about 400 nm may be prevented or reduced, and the reliability of the display device may be maintained:

##STR00001##

The present invention is to provide an optical film having optically anisotropic layer having excellent durability, and a polarizing plate and an image display device using the same. An optical film of the present invention is an optical film having at least an optically anisotropic layer, in which the optically anisotropic layer is a layer obtained by polymerizing a polymerizable liquid crystal composition containing a predetermined liquid crystal compound and a polymerization initiator, and an extrapolated glass transition starting temperature of the optically anisotropic layer is 70° C. or higher.