A particle mixture composition comprising: • a first metallic component comprising a high melting point metal, selected from the group consisting of Cu, Ag, Al, Au, Pt, Pd, Be, Rh, Ni, Co, Fe, Mo and combinations thereof; • a second metallic component comprising a low melting point metal selected from the group consisting of Sn, Bi, Zn, Ga, In, Te, Hg, Tl, Sb, Se, Po and combinations thereof, wherein the low melting point metal is capable of reacting with the high melting point metal to form an intermetallic species at temperature T1; • a fatty acid comprising octanoic acid, and an amine comprising a compound having the formula: wherein: X is selected from the group consisting of unsubstituted or substituted (C 1-6) alkylenes; and R 2 is selected from the group consisting of hydroxyl, unsubstituted or substituted (C 1-6) hydroxyalkyls, unsubstituted or substituted (C 1-6) hydroxyalkenyls, and unsubstituted or substituted (C 1-6) hydroxyalkynyls, and R 3 is selected from the group consisting of hydroxyl, unsubstituted or substituted (C 1-6) hydroxyalkyls, unsubstituted or substituted (C 1-6) hydroxyalkenyls, and unsubstituted or substituted (C 1-6) hydroxyalkynyls, and R 4 is selected from the group consisting of hydroxyl, unsubstituted or substituted (C 1-6) hydroxyalkyls, unsubstituted or substituted (C 1-6) hydroxyalkenyls, and unsubstituted or substituted (C 1-6) hydroxyalkynyls, and R 5 is selected from the group consisting of hydroxyl, unsubstituted or substituted (C 1-6) hydroxyalkyls, unsubstituted or substituted (C 1-6) hydroxyalkenyls, and unsubstituted or substituted (C 1-6) hydroxyalkynyls, preferably wherein R 2, R 3, R 4 and R 5 are each hydroxyl; • an optional triglyceride; and • optional additives, and • wherein the particle mixture composition comprises less than 0.5% of diluents and organic additives. • a first metallic component comprising a high melting point metal, selected from the group consisting of Cu, Ag, Al, Au, Pt, Pd, Be, Rh, Ni, Co, Fe, Mo and combinations thereof; • a second metallic component comprising a low melting point metal selected from the group consisting of Sn, Bi, Zn, Ga, In, Te, Hg, Tl, Sb, Se, Po and combinations thereof, wherein the low melting point metal is capable of reacting with the high melting point metal to form an intermetallic species at temperature T1; • a fatty acid comprising octanoic acid, and an amine comprising a compound having the formula: wherein: X is selected from the group consisting of unsubstituted or substituted (C 1-6) alkylenes; and R 2 is selected from the group consisting of hydroxyl, unsubstituted or substituted (C 1-6) hydroxyalkyls, unsubstituted or substituted (C 1-6) hydroxyalkenyls, and unsubstituted or substituted (C 1-6) hydroxyalkynyls, and R 3 is selected from the group consisting of hydroxyl, unsubstituted or substituted (C 1-6) hydroxyalkyls, unsubstituted or substituted (C 1-6) hydroxyalkenyls, and unsubstituted or substituted (C 1-6) hydroxyalkynyls, and R 4 is selected from the group consisting of hydroxyl, unsubstituted or substituted (C 1-6) hydroxyalkyls, unsubstituted or substituted (C 1-6) hydroxyalkenyls, and unsubstituted or substituted (C 1-6) hydroxyalkynyls, and R 5 is selected from the group consisting of hydroxyl, unsubstituted or substituted (C 1-6) hydroxyalkyls, unsubstituted or substituted (C 1-6) hydroxyalkenyls, and unsubstituted or substituted (C 1-6) hydroxyalkynyls, preferably wherein R 2, R 3, R 4 and R 5 are each hydroxyl; • an optional triglyceride; and • optional additives, and • wherein the particle mixture composition comprises less than 0.5% of diluents and organic additives.