Patent ID: 9112094
Filing Date: 2015-08-18
Classification: B01J,B82Y,C01G,C01P,C09D,C23C,H01L

Abstract:
1. An ink comprising: i) a copper source selected from the group consisting of copper complexes of nitrogen-, oxygen-, carbon-, sulfur-, and selenium-based organic ligands, copper sulfides, copper selenides, and mixtures thereof; ii) a tin source selected from the group consisting of tin complexes of nitrogen-, oxygen-, carbon-, sulfur-, and selenium-based organic ligands, tin hydrides, tin sulfides, tin selenides, and mixtures thereof; iii) optionally, a zinc source selected from the group consisting of zinc complexes of nitrogen-, oxygen-, carbon-, sulfur-, and selenium-based organic ligands, zinc sulfides, zinc selenides, and mixtures thereof; iv) a chalcogen compound selected from the group consisting of: elemental S, elemental Se, and mixtures thereof; and, v) a heteroaromatic solvent.