Apparatus for making battery slurry

An apparatus for making a battery slurry, the apparatus operated to mix a plurality of powdery materials and at least one liquid raw material to form the battery slurry, wherein the at least one liquid raw material comprises a first part solvent and a second part solvent, the apparatus comprising:

• a dry powder mixing device to mix the plurality of powdery materials uniformly to obtain a dry powder, the dry powder mixing device comprising a container to hold the plurality of powdery materials;
• a kneading device to knead the dry powder with the first part solvent to form a doughy mixture, the kneading device comprising a tank and a movable blender;
• a vacuum system comprising a vacuum to reduce the pressure inside the dry powder mixing device and the kneading device;
• and
• a high speed dispersing device to disperse the doughy mixture to the second part solvent to form the battery slurry, the high speed dispersing device comprising a high speed dispersing paddle.