Safety coating, positive pole piece and application
A positive pole piece, a safe technology, applied in the direction of battery electrodes, non-aqueous electrolyte battery electrodes, electrical components, etc., can solve the problems of reducing the electrochemical performance of lithium-ion batteries, the safety of lithium-ion batteries, and limiting the application of lithium-ion batteries , to achieve good electrochemical performance, improve the puncture pass rate, and improve the effect of rate performance
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Embodiment 1
[0058] The present embodiment provides a kind of safe coating, and described safe coating comprises the lithium salt of 15 parts, the acrylic resin of 10 parts, the polyacrylonitrile of 50 parts, the graphene of 15 parts, and the LATP (Li 1.3 Al 0.3 Ti 1.7 (PO 4 ) 3 );
[0059] The lithium salt comprises a combination of LITFSI and LIBOB at a mass ratio of 1:1.
Embodiment 2
[0061] This embodiment provides a safety coating, which includes 25 parts of lithium salt, 20 parts of lithium fluoride, 25 parts of polyvinylidene fluoride, 25 parts of carbon black, and 5 parts of lithium iron phosphate ;
[0062] The lithium salt includes a combination of LiBMB and LiDFOB with a mass ratio of 1:1.5.
Embodiment 3
[0064] The present embodiment provides a kind of security coating, and described security coating comprises the lithium salt of 5 parts, the acrylic resin of 2 parts, the polymethyl methacrylate of 75 parts, the graphene oxide of 5 parts, and the LLZO of 13 parts (Li 7 La 3 Zr 2 o 12 );
[0065] The lithium salt comprises LiClO with a mass ratio of 1:0.5 4 and LiPF 6 The combination.
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