Production process of waterborne positive lithium ion battery
A lithium-ion battery and production process technology, which is applied in the manufacture of non-aqueous electrolyte batteries, battery electrodes, electrolyte batteries, etc., can solve the problems of low pass rate, low specific energy, low oiliness, and restrictions on raw materials, etc., and achieve coating speed The effect of fast, low temperature and cost reduction
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[0057] Example 1:
[0058] Here is an example of a cylindrical 18650 battery with a lithium iron phosphate steel shell. figure 2 The process flow diagram is described in detail.
[0059] (one).
[0060] 1. Positive electrode material and its weight ratio:
[0061] Lithium iron phosphate: 100 parts;
[0062] Super conductive carbon black (super-p): 3 parts;
[0063] Conductive graphite (ks-15): 2 parts;
[0064] Water-based adhesive: LA132, Chengdu Indile Power Technology Co., Ltd., 3.5 copies;
[0065] NMP: 2.5 servings;
[0066] 80 parts of deionized water.
[0067] 2. Negative electrode material and its weight ratio:
[0068] Artificial graphite: 100 parts;
[0069] CMC (sodium carboxymethyl cellulose): 1 part;
[0070] 2 parts of SBR latex (SBR styrene-butadiene latex 50%):
[0071] Deionized water: 140 parts.
[0072] (2). The production process of water-based cathode lithium-ion battery is as follows (see figure 2 ):
[0073] 1 Positive and negative ingred...
Example Embodiment
[0108] Example 2:
[0109] Here is an example of a cylindrical 18650 battery with a lithium iron phosphate steel shell. figure 2 The process flow diagram is described in detail.
[0110] (one).
[0111] 1. Positive electrode material and its weight ratio:
[0112] Lithium iron phosphate: 100 parts;
[0113] Super conductive carbon black (super-p): 4 parts;
[0114] Conductive graphite (ks-15): 3 parts;
[0115] Water-based adhesive: Chengdu Indile adhesive LA132, 4 parts;
[0116] NMP: 3 servings;
[0117] 85 parts of deionized water.
[0118] 2. Negative electrode material and its weight ratio:
[0119] Artificial graphite: 100 parts;
[0120] CMC (sodium carboxymethyl cellulose): 2 parts;
[0121] SBR latex (SBR styrene-butadiene latex 50%) 3 parts:
[0122] Deionized water: 143 parts.
[0123] (2). The production process of water-based cathode lithium-ion battery is as follows (see figure 2 ):
[0124] 1 Positive and negative ingredients: The equipment is Gu...
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