COMPOSITE PARTICLES FOR ELECTROCHEMICAL DEVICE ELECTRODE, ELECTROCHEMICAL DEVICE ELECTRODE, ELECTROCHEMICAL DEVICE, METHOD FOR MANUFACTURING COMPOSITE PARTICLES FOR ELECTROCHEMICAL DEVICE ELECTRODE, AND METHOD FOR MANUFACTURING ELECTROCHEMICAL DEVICE ELECTRODE

摘要

An object of the present invention is to provide composite particles for an electrochemical device electrode capable of preparing an electrode having high thickness precision at a low basis weight, an electrochemical device electrode and an electrochemical device that use the composite particles for an electrochemical device electrode, and to provide a method for manufacturing the composite particles for an electrochemical device electrode, and a method for manufacturing the electrochemical device electrode.;The present invention relates to composite particles for an electrochemical device electrode that are obtained by spray-drying a slurry containing an electrode active material and a binder resin, in which particles of 40 μm or less are 50% or less of an entire amount in a number-based particle size distribution obtained by particle size measurement using a laser light diffraction method and the cumulative 95% size (D95 size) is 300 μm or less in a volume-based particle size distribution.

主权项

1. Composite particles for an electrochemical device electrode that are obtained by spray-drying a slurry comprising an electrode active material and a binder resin, wherein
particles of 40 μm or less are 50% or less of an entire amount in a number-based particle size distribution obtained by particle size measurement using a laser light diffraction method, and a cumulative 95% size (D95 size) is 300 μm or less in a volume-based particle size distribution obtained by particle size measurement using a laser light diffraction method.