| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a conductive paste suitably used for forming a backside electrode of a solar battery.SOLUTION: A conductive paste comprises: a (meth)acrylic resin; conductive fine particles; and an organic solvent. The (meth)acrylic resin includes 10-55 wt.% of a constitutional unit of t-butyl methacrylate, and satisfies the condition (i) or (ii) below. (i) It includes 20-75 wt.% of a constitutional unit expressed by a particular formula (1), 5-50 wt.% of a structural unit expressed by a particular formula (2), and 0-5 wt.% of a constitutional unit expressed by a particular formula (3), and has a carboxyl group-containing group at theωposition. (ii) It includes 20-70 wt.% of a constitutional unit expressed by the particular formula (1), 5-30 wt.% of a structural unit expressed by the particular formula (2), and 5-30 wt.% of a constitutional unit expressed by the particular formula (3).</p> |
