| abstract |
A composite particle for an electrochemical device electrode comprising a positive electrode active material (A), a conductive agent (B), a particulate binder resin (C), a water-soluble polymer (D), and a water-insoluble polysaccharide polymer fiber (E), the water-soluble polymer (D) ) and the water-insoluble polysaccharide polymer fiber (E) are contained in a weight ratio of (D)/(E) = 0.25 to 7.0. |