Patent ID: 11895923
Assignee: HUNAN MEICHENG CERAMIC TECHNOLOGY CO., LTD
Field: Materials, metallurgy (Chemistry)
Classification: CPC H  C | IPC C  H

Claim 5:
6. A lead-free piezoelectric ceramic sensor material produced by the method of claim 1, wherein following main raw materials in terms of the mass percentage: the barium carbonate 32.8-35.3%, the calcium carbonate 34.4-38.7%, the zirconia 8.5-10.3%, the titanium dioxide 8.6-11.0%, the strontium carbonate 3.8-5.2%, the erbium oxide 2.4-3.7% and the bismuth oxide 1.5-4.2%, are used to produce the lead-free piezoelectric ceramic sensor material.