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High-dielectric ceramic capacitor dielectric material and preparation process thereof
The invention discloses a high-dielectric ceramic capacitor dielectric material and a preparation process thereof. The high-dielectric ceramic capacitor dielectric material comprises the following rawmaterials in parts by weight: 80-95 parts of a main component, 1-10 parts of an additive, 3-5 parts of a sintering fluxing agent, 5-8 parts of lithium oxide, 5-5.5 parts of sodium oxide, 3.5-4 partsof lanthanum oxide, 3.5-3.8 parts of neodymium oxide, 7.5-7.7 parts of bismuth trioxide and 65-80 parts of nano titanium dioxide. 2, uniformly mixing the filler prepared in the step 1, the main component, an additive and a sintering fluxing agent, carrying out ball milling, calcining at 1000-1100 DEG C for 2 h to prepare a base material, carrying out secondary ball milling, carrying out compression molding, sintering at 1350-1400 DEG C for 3 h, and cooling to prepare the high dielectric ceramic capacitor dielectric material. The dielectric material is prepared by mixing and sintering the maincomponents, the prepared filler, the additive and the sintering fluxing agent, has high dielectric constant and low dielectric loss, and meets the requirements of high voltage resistance and high energy storage.
本发明公开一种高介电陶瓷电容器介质材料及其制备工艺，包括如下重量份原料：80‑95份主成分，1‑10份添加剂，3‑5份烧结助熔剂，5‑8份氧化锂，5‑5.5份氧化钠，3.5‑4份氧化镧，3.5‑3.8份氧化钕，7.5‑7.7份三氧化二铋，65‑80份纳米二氧化钛；将第一步制得的填料、主成分、添加剂和烧结助熔剂混合均匀、球磨，之后在1000‑1100℃下煅烧2h，制得基料，之后二次球磨，压制成型，在1350‑1400℃下烧结3h，冷却，制得高介电陶瓷电容器介质材料；通过将主成分、制备出填料、添加剂以及烧结助熔剂进行混合烧结，制备出该介质材料，具有高介电常数和低介电损耗，满足高耐压高储能的要求。
High-dielectric ceramic capacitor dielectric material and preparation process thereof
The invention discloses a high-dielectric ceramic capacitor dielectric material and a preparation process thereof. The high-dielectric ceramic capacitor dielectric material comprises the following rawmaterials in parts by weight: 80-95 parts of a main component, 1-10 parts of an additive, 3-5 parts of a sintering fluxing agent, 5-8 parts of lithium oxide, 5-5.5 parts of sodium oxide, 3.5-4 partsof lanthanum oxide, 3.5-3.8 parts of neodymium oxide, 7.5-7.7 parts of bismuth trioxide and 65-80 parts of nano titanium dioxide. 2, uniformly mixing the filler prepared in the step 1, the main component, an additive and a sintering fluxing agent, carrying out ball milling, calcining at 1000-1100 DEG C for 2 h to prepare a base material, carrying out secondary ball milling, carrying out compression molding, sintering at 1350-1400 DEG C for 3 h, and cooling to prepare the high dielectric ceramic capacitor dielectric material. The dielectric material is prepared by mixing and sintering the maincomponents, the prepared filler, the additive and the sintering fluxing agent, has high dielectric constant and low dielectric loss, and meets the requirements of high voltage resistance and high energy storage.
本发明公开一种高介电陶瓷电容器介质材料及其制备工艺，包括如下重量份原料：80‑95份主成分，1‑10份添加剂，3‑5份烧结助熔剂，5‑8份氧化锂，5‑5.5份氧化钠，3.5‑4份氧化镧，3.5‑3.8份氧化钕，7.5‑7.7份三氧化二铋，65‑80份纳米二氧化钛；将第一步制得的填料、主成分、添加剂和烧结助熔剂混合均匀、球磨，之后在1000‑1100℃下煅烧2h，制得基料，之后二次球磨，压制成型，在1350‑1400℃下烧结3h，冷却，制得高介电陶瓷电容器介质材料；通过将主成分、制备出填料、添加剂以及烧结助熔剂进行混合烧结，制备出该介质材料，具有高介电常数和低介电损耗，满足高耐压高储能的要求。
High-dielectric ceramic capacitor dielectric material and preparation process thereof
一种高介电陶瓷电容器介质材料及其制备工艺
LIU ZHIFU (Autor:in) / MA MINGSHENG (Autor:in) / CHU XIAOLAN (Autor:in) / LUO YACHENG (Autor:in) / ZHANG JIANGANG (Autor:in)
01.01.2021
Patent
Elektronische Ressource
Chinesisch
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