Invention Application
- Patent Title: LEAD-FREE PIEZOELECTRIC MATERIAL
- Patent Title (中): 无铅压电材料
-
Application No.: US14759569Application Date: 2013-01-28
-
Publication No.: US20150372221A1Publication Date: 2015-12-24
- Inventor: Eric Andrew Patterson , David Cann , Peter Mardilovich
- Applicant: HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.
- International Application: PCT/US2013/023369 WO 20130128
- Main IPC: H01L41/187
- IPC: H01L41/187
Abstract:
A lead-free piezoelectric ceramic material has the general chemical formula xBiCoO3-y(Bi0.5Na0.5)TiO3-z(Bi0.5K0.5)TiO3, xBiCoO3-y(Bi0.5Na0.5)TiO3-zNaN-bO3, xBiCoO3-y(Bi0.5Na0.5)TiO3-zKNbO3, xBiCoO3-yBi(Mg0.5Ti0.5)O3-z(Bi0.5Na0.5)TiO3, xBiCoO3-yBa-TiO3-z(Bi0.5Na0.5)TiO3, or xBiCoO3-yNaNbO3-zKNbO3; wherein x+y+z=1, and x, y, z≠0.
Public/Granted literature
- US09780295B2 Lead-free piezoelectric material Public/Granted day:2017-10-03
Information query
IPC分类:
