China Arab States Technology Transfer Center

① High-capacity long cycle natural graphite anode materials: a surface coating, doping, plastic and other means to improve the cycle life of natural graphite; increase graphitization of the material through a special process Graphite, thereby serve to improve the capacity of the material role. ② high-capacity, high-pressure real, Low rebound artificial graphite anode materials: g capacity increase by secondary granulated material, surface coating and other means, the compaction density and bounce rates. Study ③ high performance composite graphite anode material: composite by different graphite substrate, weaknesses, synergies prepared by the excellent performance of the composite material. Research and development ④Si based anode materials: g capacity ≥450mAh / g, initial Coulomb efficiency ≥90%; 500 weekly cycle capacity retention rate ≥85%, reached the international advanced or leading domestic level, mainly used in digital high-energy density lithium-ion type silicon battery carbon anode materials. Research and development ⑤Sn based anode materials: g capacity ≥400mAh / g, initial Coulomb efficiency ≥90%; 500 weekly cycle capacity retention rate ≥85%, reached the international advanced or leading domestic level, mainly used in digital high-energy density lithium-ion type tin-carbon battery anode material. Automotive battery ⑥ hard carbon anode materials research and development: g capacity ≥330mAh / g, initial Coulomb efficiency ≥90%, for 5C rate charge and discharge, 1000 weeks cycle capacity retention rate ≥90%, reached the international advanced or leading domestic level, mainly used for EV power lithium battery anode material.

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