摘要 |
<p>The invention relates to an ink including metal particles provided at the surface thereof with dialkyl disulfides, a portion of the dialkyl disulfides being in the form of asymmetric dialkyl disulfides of general formula R1SS-R2, where R1 is different from R2, R1 and R2 being straight or branched alkyl groups, or aromatic groups.</p> |