Patent ID: 11946154
Assignee: SAMSUNG ELECTRONICS CO., LTD.
Field: Materials, metallurgy (Chemistry)
Classification: CPC C | IPC C

Claim 19:
20. A method of preparing a dielectric material comprising:
preparing a mixture of a layered perovskite compound and a metal salt, the layered perovskite compound comprising a material phase of at least one selected from a Dion-Jacobson phase, an Aurivillius phase, and a Ruddlesden-Popper phase; and
heat-treating the mixture in a reducing atmosphere,
wherein the metal salt is represented by Formula 8:

MaXb  (Formula 8)

wherein, in Formula 8, M includes at least one selected from bismuth (Bi) and an element of Group 1, 2, and 3 of the Periodic Table of Elements,
X includes a monovalent anion, a divalent anion, or a trivalent anion, excluding halogen, and
1≤a≤3 and 1≤b≤4.