Patent ID: 9291899
Filing Date: 2016-03-22
CPC Classification: C08G,C08K,C08L,C09D,G03F

Claim Text:
1. A resist underlayer composition, comprising: a solvent; a cross-linking catalyst, the cross-linking catalyst including at least one of pyridinium p-toluenesulfonate, amidosulfobetain-16, ammonium(-)-camphor-10-sulfonic acid ammonium salt, ammonium formate, alkyltriethylammonium formate, pyridinium formate, tetrabutyl ammonium acetate, tetrabutyl ammonium azide, tetrabutyl ammonium benzoate, tetrabutyl ammonium bisulfate, tetrabutyl ammonium bromide, tetrabutyl ammonium chloride, tetrabutyl ammonium cyanide, tetrabutyl ammonium fluoride, tetrabutyl ammonium iodide, tetrabutyl ammonium sulfate, tetrabutyl ammonium nitrate, tetrabutyl ammonium nitrite, tetrabutyl ammonium p-toluene sulfonate, and tetrabutyl ammonium phosphate; and an organosilane polymer, the organosilane polymer being a condensation polymerization product of: at least one first compound represented by Chemical Formula 1 or 2, and at least one second compound represented by any one of Chemical Formulae 3 to 5 wherein the at least one first compound represented by Chemical Formula 1 or 2 includes at least one compound represented by Chemical Formula 1, and the at least one second compound represented by any one of Chemical Formulae 3 to 5 includes at least one compound represented by Chemical Formula 3, at least one compound represented by Chemical Formula 4, and at least one compound represented by Chemical Formula 5; wherein, in Chemical Formulae 1 to 5: Ph Ph R R R X is a substituted or unsubstituted linear alkylene group, a substituted or unsubstituted branched alkylene group, or an alkylene group including an alkenylene group, an alkynylene group, a heterocyclic group, a urea group, or an isocyanurate group in its main chain, l is an integer of 2 to 4, and m is an integer of 1 to 4, and n is an integer of 0 to 5.