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1. IN6520/DELNP/2008 - SILVER ORGANO-SOL INK FOR FORMING ELECTRICALLY CONDUCTIVE PATTERNS

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[ EN ]
1 to 3 carboxyl groups or silver aromatic carboxylate defined as Formulas 1; and organic solvent Formula 1(Formula Removed)in which R R R R and R are respectively COO"Ag+, H, OH, amino, nitro1.2,3,4 5or C1 to C9 alkyl.[2] Silver organo-sol ink of solution type according to claim 1, wherein said organicsolvent consists of a reactive organic solvent which can form chelate or complexwith silver and polar or nonpolar organic solvent for control of viscosity.[3] Silver organo-sol ink of solution type according to claim 2, wherein said reactiveorganic solvent is a hydrocarbon having keton, mercapto, carboxyl, aniline orsulfurous functional group.[4] Silver organo-sol ink of solution type according to claim 3, wherein saidnonpolar organic solvent is an aliphatic or aromatic hydrocarbon and said polarorganic solvent is water or C1 to C12, saturated or unsaturated, mono to trifunctional aliphatic alcohol.[5] Silver organo-sol ink of solution type according to claim 4, wherein said silveraromatic carboxylate is 5 to 70 wt% of the total silver organo-sol ink.[6] Silver organo-sol ink of solution type according to claim 2, wherein said ink iscomprising 10 to 50 wt% of silver aromatic carboxylate defined as Formulas la;10 to 60 wt% of reactive organic solvent selected from the group consisting ofamine substituted by one or more C1 to C6 hydroxy alkyl and C1 to C16aliphatic thiol, linear or branched; and residual polar or nonpolar organic solventFormula la(Formula Removed)in which R R R R and R are respectively H, OH, nitro or C1 to C9 alkyl.[7] Silver organo-sol ink of solution type according to claim 6, wherein said silveraromatic carboxylate defined as Formulas la is silver benzoate or silver 4-aminobenzoate.[8] Silver organo-sol ink of solution type according to claim 2, whereinsaid ink is comprising 10 to 50 wt% of silver aromatic carboxylate defined as Formulas lb; 10 to 60 wt% of reactive organic solvent selected from the group consisting of amine substituted by one or more C1 to C6 hydroxy alkyl and C1 to C1 6 aliphatic thiol, linear or branched; and residual polar or nonpolar organic solventFormula lb(Formula Removed)in which one among R R R R and R is COOAg+' and the others are re-1.2,3,4 5 bspectively H, OH, amino, nitro or C1 to C9 alkyl.[9] Silver organo-sol ink of solution type according to claim 8, wherein R is COO"Ag+and R R R andR are respectively H, OH or C1 to C9 alkyl.[10] Silver organo-sol ink of solution type according to claim 9, wherein said silveraromatic carboxylate defined as Formulas lb is silver phthalate.[11] Silver organo-sol ink of solution type according to claim 2, wherein said ink iscomprising comprising 10 to 50 wt% of silver aromatic carboxylate defined asFormulas lc; 10 to 60 wt% of reactive organic solvent selected from the group consisting of amine substituted by one or more C1 to C6 hydroxy alkyl and C1 to C16 aliphatic thiol, linear or branched; and residual polar or nonpolar organic solventFormula lc(Formula Removed)in which two or more among R R R R and R are COO~Ag+, and the others1,2,3,4 5are respectively H, OH or C1 to C9 alkyl.[12] Silver organo-sol ink of solution type according to claim 11, wherein R and Rare COOAg+ and R R and R are respectively H, OH or C1 to C9 alkyl.[13] Silver organo-sol ink of solution type according to claim 12, wherein said silveraromatic carboxylate defined as Formulas lc is silver trimesate.[1.4] Silver organo-sol ink of solution type according to any one of claiml to claim13, wherein said silver organo-sol ink is used for electrically conductivepatterns by inkjet-printing.[15] Silver organo-sol ink of solution type according to claim 14, wherein said silveraromatic carboxylate is 20 to 40 wt% of the total silver organo-sol ink.[16] Silver organo-sol ink of solution type according to claim 15, wherein saidreactive solvent is ethanolamine, diethanolamine or triethanolamine.[17] Silver organo-sol ink of solution type according to claim 1, wherein said ink iscomprising effective amount of silver CO to C8 aliphatic carboxylate saturated orunsaturated, linear or branched, unsubstituted or substituted with amino, nitroand/or hydroxy group(s) .[ 18] Silver organo-sol ink of solution type according to claim 17, wherein saidaliphatic carboxylate is having 1 to 3 carboxyl groups.[ 19] Silver organo-sol ink of solution type according to claim 18, wherein said ink iscomprising 10 to 50 wt% of said silver aliphatic carboxylate; 10 to 60 wt% ofreactive organic solvent selected from the group consisting of amine substitutedby one or more C1 to C6 hydroxy alkyl and C1 to C16 aliphatic thiol, linear orbranched; and residual polar or nonpolar organic solvent [20] Silver organo-sol ink of solution type according to claim 19, wherein said silveraliphatic carboxylate is silver citrate, silver oxalate or silver formate.