▎ 摘 要
NOVELTY - A piezoelectric ceramic material comprises 65-73 pts. wt. zirconium dioxide, 15-23 pts. wt. calcium carbonate, 8-15 pts. wt. barium carbonate, 8-12 pts. wt. polyvinyl alcohol, 5-8 pts. wt. tetradecanol, 2-4 pts. wt. silicon carbide, 1-2 pts. wt. barium titanate and 1-1.2 pts. wt. graphene. USE - Piezoelectric ceramic material (claimed). DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for preparation of piezoelectric ceramic material.