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NTC thermistor material and preparation method thereof
The invention belongs to the field of thermistor materials, and particularly discloses an NTC thermistor material and a preparation method thereof. The NTC thermistor material comprises the following components in percentage by mass: aMn3O4bCo3O4cFe2O3dNi2O3eCuO, a is greater than or equal to 39% and less than or equal to 48%, b is greater than or equal to 37% and less than or equal to 48%, c is greater than or equal to 2% and less than or equal to 10%, d is greater than or equal to 1% and less than or equal to 12%, e is greater than or equal to 0.5% and less than or equal to 4%, and a + b + c + d + e = 100%. The NTC thermistor material is a low-resistance NTC thermistor material, the phase structure of the NTC thermistor material is a spinel pure phase, the resistivity is 143 +/-5%-234 +/-5% omega.cm, the B value is 3370 +/-3%-3573 +/-3% K, and the bending resistance, the temperature resistance and the durability are all smaller than 3% R25.
本发明属于热敏电阻材料领域，具体公开一种NTC热敏电阻材料及其制备方法。本发明NTC热敏电阻材料的包括按如下以质量百分比计的组分：aMn3O4bCo3O4cFe2O3dNi2O3eCuO，其中，39％≤a≤48％，37％≤b≤48％，2％≤c≤10％，1％≤d≤12％，0.5％≤e≤4％，且满足a+b+c+d+e＝100％。本发明的NTC热敏电阻材料是一种低阻NTC热敏电阻材料，其相结构为尖晶石纯相，电阻率为143±5％～234±5％Ω·cm，B值为3370±3％～3573±3％K，且抗弯性、耐温性和耐久性均小于3％R25。
NTC thermistor material and preparation method thereof
The invention belongs to the field of thermistor materials, and particularly discloses an NTC thermistor material and a preparation method thereof. The NTC thermistor material comprises the following components in percentage by mass: aMn3O4bCo3O4cFe2O3dNi2O3eCuO, a is greater than or equal to 39% and less than or equal to 48%, b is greater than or equal to 37% and less than or equal to 48%, c is greater than or equal to 2% and less than or equal to 10%, d is greater than or equal to 1% and less than or equal to 12%, e is greater than or equal to 0.5% and less than or equal to 4%, and a + b + c + d + e = 100%. The NTC thermistor material is a low-resistance NTC thermistor material, the phase structure of the NTC thermistor material is a spinel pure phase, the resistivity is 143 +/-5%-234 +/-5% omega.cm, the B value is 3370 +/-3%-3573 +/-3% K, and the bending resistance, the temperature resistance and the durability are all smaller than 3% R25.
本发明属于热敏电阻材料领域，具体公开一种NTC热敏电阻材料及其制备方法。本发明NTC热敏电阻材料的包括按如下以质量百分比计的组分：aMn3O4bCo3O4cFe2O3dNi2O3eCuO，其中，39％≤a≤48％，37％≤b≤48％，2％≤c≤10％，1％≤d≤12％，0.5％≤e≤4％，且满足a+b+c+d+e＝100％。本发明的NTC热敏电阻材料是一种低阻NTC热敏电阻材料，其相结构为尖晶石纯相，电阻率为143±5％～234±5％Ω·cm，B值为3370±3％～3573±3％K，且抗弯性、耐温性和耐久性均小于3％R25。
NTC thermistor material and preparation method thereof
一种NTC热敏电阻材料及其制备方法
SONG YIHUA (author) / LI QIANG (author) / CEN QUANJIN (author) / CHEN ZHIHUA (author) / HU JIANBING (author) / CAO XIUHUA (author) / KUTSU SE-A (author) / HU CHUNYUAN (author) / LI MEI (author) / XIANG XIANGHONG (author)
2023-10-27
Patent
Electronic Resource
Chinese
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