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High-dielectric-constant and high-dielectric-strength dielectric material and preparation method thereof
The invention discloses a high-dielectric-constant and high-dielectric-strength dielectric material and a preparation method thereof. The high-dielectric-constant and high-dielectric-strength dielectric material comprises modified barium titanate A, modified barium titanate B and a cosolvent, the weight ratio of the modified barium titanate A to the modified barium titanate B is 0.98-1.15; the weight of the cosolvent is 1-5% of the sum of the weight of the modified barium titanate A and the modified barium titanate B; the structural formula of the modified barium titanate A is BaxBi (1-x) TiySn (1-y), the value range of x is 0.9-0.99, and the value range of y is 0.9-0.995; the structural formula of the modified barium titanate B is BauCe (1-u) TivMn (1-v), the value range of u is 0.9 to 0.995, and the value range of v is 0.9 to 0.995. The dielectric constant of the material is greater than 4000, and the dielectric strength is greater than 4.5 KV (AC)/mm.
本发明公开一种高介电常数高抗电强度介质材料及制备方法，该高介电常数、高抗电强度介质材料包括改性钛酸钡A、改性钛酸钡B和助溶剂；所述改性钛酸钡A与改性钛酸钡B的重量比为0.98～1.15；助溶剂的重量为改性钛酸钡A与改性钛酸钡B重量和的1％～5％；所述改性钛酸钡A的结构式为：BaxBi(1‑x)TiySn(1‑y)，其中，x取值范围为0.9～0.99,y取值范围为0.9～0.995；所述改性钛酸钡B的结构式为：BauCe(1‑u)TivMn(1‑v)，其中，u的取值范围为0.9～0.995，v的取值范围为0.9～0.995。本发明材料介电常数大于4000，抗电强度大于4.5KV(AC)/mm。
High-dielectric-constant and high-dielectric-strength dielectric material and preparation method thereof
The invention discloses a high-dielectric-constant and high-dielectric-strength dielectric material and a preparation method thereof. The high-dielectric-constant and high-dielectric-strength dielectric material comprises modified barium titanate A, modified barium titanate B and a cosolvent, the weight ratio of the modified barium titanate A to the modified barium titanate B is 0.98-1.15; the weight of the cosolvent is 1-5% of the sum of the weight of the modified barium titanate A and the modified barium titanate B; the structural formula of the modified barium titanate A is BaxBi (1-x) TiySn (1-y), the value range of x is 0.9-0.99, and the value range of y is 0.9-0.995; the structural formula of the modified barium titanate B is BauCe (1-u) TivMn (1-v), the value range of u is 0.9 to 0.995, and the value range of v is 0.9 to 0.995. The dielectric constant of the material is greater than 4000, and the dielectric strength is greater than 4.5 KV (AC)/mm.
本发明公开一种高介电常数高抗电强度介质材料及制备方法，该高介电常数、高抗电强度介质材料包括改性钛酸钡A、改性钛酸钡B和助溶剂；所述改性钛酸钡A与改性钛酸钡B的重量比为0.98～1.15；助溶剂的重量为改性钛酸钡A与改性钛酸钡B重量和的1％～5％；所述改性钛酸钡A的结构式为：BaxBi(1‑x)TiySn(1‑y)，其中，x取值范围为0.9～0.99,y取值范围为0.9～0.995；所述改性钛酸钡B的结构式为：BauCe(1‑u)TivMn(1‑v)，其中，u的取值范围为0.9～0.995，v的取值范围为0.9～0.995。本发明材料介电常数大于4000，抗电强度大于4.5KV(AC)/mm。
High-dielectric-constant and high-dielectric-strength dielectric material and preparation method thereof
一种高介电常数高抗电强度介质材料及制备方法
DU ZHENGMING (author)
2021-11-02
Patent
Electronic Resource
Chinese
IPC:
C04B
Kalk
,
LIME
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