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US 12,376,195 B2Granted
Modification layer on surface of ceramic substrate and preparation method therefor, ceramic heating body and electronic atomization device
AssigneeShenzhen Smoore Technology Limited
InventorsPei Li, Zhenlong Jiang, Hongxia Lv, Congwen Xiao, Lingrong Xiao, Xiaoping Li
Life of this patent
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Abstract
A modification layer on a surface of a ceramic substrate, includes, in parts by mass: 56 to 67.5 parts of silicon dioxide; 12 to 18 parts of aluminum oxide; and 2.8 to 5.5 parts of lithium oxide. In an embodiment, the modification layer further includes, in parts by mass: at least one of 1.8 to 2.8 parts of phosphorus pentoxide; 0.5 to 2.0 parts of calcium oxide; 0.15 to 1.5 parts of magnesium oxide; and 2.5 to 5.25 parts of barium oxide.
Claims14
A method for forming a modification layer on a surface of a ceramic substrate, comprising:
- weighing raw materials of corresponding parts by mass;
- mixing and processing the raw materials to obtain a mixture, the raw materials comprising:
- 35 to 50 parts of spodumene, 1.5 to 3.5 parts of lithium carbonate, 11 to 20 parts of clay, 28 to 36 parts of silicon micropowder, and 50 to 80 parts of organic solvent, and the organic solvent comprising a viscous substance;
- performing ball-milling treatment on the mixture to obtain a ball abrasive;
- coating the ball abrasive on a ceramic substrate;
- and
- performing sintering treatment to form the modification layer on the surface of the ceramic substrate,
- wherein the modification layer comprises, in parts by mass:
- 56 to 67.5 parts of silicon dioxide, 12 to 18 parts of aluminum oxide, and 2.8 to 5.5 parts of lithium oxide.
6 more elements
Dependencies are inferred from the claim text.