Abstract:
PURPOSE: An acrylic adhesive composition is provided to improve light leakage phenomenon, to have excellent heat resistance, and to have high release strength, thereby preventing delamination, and restraining excitation. CONSTITUTION: An acrylic adhesive composition comprises an acrylic copolymer and a hardener, and additionally comprises a silane compound. The acrylic copolymer comprises (meth)acrylic acid alkyl ester, (meth)acrylic acid ester containing a hydroxyl group, and a compound containing imide group. The amount of the silane compound is 0.01-5 parts by weight on the basis of 100.0 parts by weight of the acrylic copolymer.
Abstract:
A hard mask composition having the anti-reflection property useful in the lithographic process of the shorter wavelength is provided to realize excellent optical property, and mechanical property and etching selectivity, to be coated by using the spin-on coating technique and to ensure the minimum remain acid content. A hard mask composition having the anti-reflection property comprises the polymer containing the aromatic ring indicated as the chemical formula 1. In the equation, N is the range of 1
Abstract:
An anti-reflective hard mask composition with minimum acid residual content is provided to have anti-reflection property satisfactory for lithographic process, and exhibit excellent optical and mechanical properties, and etching selectivity by comprising aromatic ring containing polymer with specific chemical formula with strong absorption at short wavelength area. The hard mask composition includes (a) an aromatic ring containing polymer which comprises at least one selected from groups represented by a formula(1), wherein n ranges from 1 to less than 190; R1 and R2 are independently hydrogen, hydroxy group, C1-C10 alkyl group, C6-C10 aryl group, allyl group or halogen atom; R3 and R4 are independently hydrogen or reactive site or chromophore site reacting with cross-linking ingredient; R5 is hydrogen, C1-C10 alkyl group, C6-C10 aryl group or allyl group; R6 and R7 are independently hydrogen or alkoxy substituted silane structure represented by a formula(2), wherein n ranges from 1to less than 100, R8 is methyl, ethyl, C3-C10 alkyl or C6-C10 aryl group, and (b) cross-linking ingredient, (c) acid catalyst, and (d) organic solvent.
Abstract:
Provided are a novel fluorene polymer and an antireflective hardmask composition using the same, which is superior in optical properties, mechanical properties, and etch selectivity characteristics and is useful for short-wave lithography process. The fluorene polymer has a structure represented by the following formula 1. In the formula, n is in the range of 1
Abstract:
본 발명의 점착제용 바인더는 (a1) 방향족기와 피롤리돈기를 포함하는 아크릴계 공중합체; 및 (a2) 셀룰로오스계 수지를 포함하여 이루어진다. 상기 바인더를 적용한 점착제 조성물은 빛샘 현상을 개선하고 고온, 고습의 가혹한 조건에서의 내구성과 리웍성, 점착성을 우수하게 유지하며, 중소형 크기의 편광판에 모두 적용할 수 있다.
Abstract:
PURPOSE: A composition for forming a hard-mask layer and a manufacturing method of a patterned material using thereof are provided to improve the anti-reflection property applied to a short wavelength area and to apply a coating spin-on method. CONSTITUTION: A composition for forming a hard-mask layer contains a copolymer marked with chemical formula 1. In chemical formula 1, R1 is a substituted or non-substituted alkylene of C1~C4. R2, R3, R7, and R8 are hydrogen, a hydroxyl group, a straight, branched, or cyclic alkyl group of C1~C10, an alkoxy group, or an aryl group of C6~C20. R4, R5, and R6 are the hydrogen, the hydroxyl group, an alkyl ether group of C1~C4, a phenyl dialkylene ether group, or their combination.