Patent ID: 9711794
Date: 2017-07-18
CPC Classifications: C08L,C09J,H01M,Y02E,Y02T

Claim:
1. A lithium secondary battery comprising an anode coated with an anode mixture comprising an anode active material, a cathode coated with a cathode mixture comprising a cathode active material, and a non-aqueous electrolyte, wherein the anode mixture comprises aqueous binders, wherein the aqueous binders comprise a carboxymethyl cellulose (CMC) and a styrene-butadiene rubber (SBR), wherein the CMC has a degree of substitution of a hydroxyl group (—OH) with a carboxymethyl group (—CH wherein the SBR has a particle diameter of 90 nm to 150 nm and a tensile strength of 90 kgf to 160 kgf, and wherein the anode has an electrode coating amount of 10 to 20 mg/cm