With the increasing demand for our new energy vehicles, EV vehicles, PHV plug-in hybrid vehicles, the market share of cathode materials is also expanding. According to relevant authoritative data statistics, China ’s cathode material production accounted for the global total in 2011 The output was 49.3% of 71800 tons, reaching 354000 tons; the output of lithium cobaltate, ternary materials, lithium manganate and lithium iron phosphate and other materials were 18150 tons, 8500 tons, 6150 tons and 2600 tons respectively. In 2011, China's cathode material output increased by 25.63% year-on-year. China has maintained a high growth rate for six consecutive years. Lithium iron phosphate Product name: Lithium iron phosphate Product category: cathode material product manual Basic physical and chemical parameters: 1) Appearance: gray-black powder without agglomeration. 2) The primary particle size is 200nm. 3) Secondary particle size: D10: 6.0-9.0 μm, D50: 14-18 μm, D90: ≤30 μm. 4) Carbon content: 1.8-2.2wt%. 5) Vibration density: ≥1.1g / cm3. 6) Specific surface area: 23-28m2 / g. 7) The compacted density is greater than 2.0-2.1 g / cm3. 8) Moisture content <1000ppm. Electrochemical performance: 1) Gram capacity: button battery ≥160mAh / g (0.1C, 2.0-4.0V charge and discharge). Effective battery 0.2C ≥145mAh / g, (charging upper limit voltage 3.65V, discharging lower limit voltage 2.0V). Effective battery 1.0C ≥145mAh / g, (upper charge voltage 3.65V, lower discharge voltage 2.0V). 2) 1C room temperature cycle 2000 times capacity retention rate: ≥80%. 3) Rate discharge characteristics at room temperature: 1.0C discharge capacity / 0.2C discharge capacity ≥ 99%. 3.0C discharge capacity / 0.2C discharge capacity ≥ 98%. 4) Low temperature performance: -20 ℃ discharge capacity is not less than 60% of room temperature discharge capacity. The material is suitable for the process route: 1) Oil-based process. 2) Water system technology. Application range: 1) Electric vehicle power supply. 2) Electric bicycle power supply. 3) Energy storage power supply and other fields. SEM The particle size of the product is relatively uniform. XRD The green line is the theoretical diffraction peak of the database lithium iron phosphate PDF card, and the white line is the product test diffraction peak. The peak position coincides well, the product crystallizes well, the structure is complete, and there is no impurity phase. Bldc Driver,Bldc Motor Driver,Bldc Servo Drive,Brushed Dc Servo Drive Jinan Keya Electron Science And Technology Co., Ltd. , https://www.keyaservo.com
Due to the fierce market competition, the war was furious and the smoke was everywhere, and the price war seemed to inevitably come. As a strategic necessity for the development of the lithium battery industry, cathode materials will usher in a new spring.
Starting today, the editor of electronic enthusiasts will introduce you to several positive materials that are closely related to the industry: 