Patent · US Expired

Composition for forming piezoelectric, method for producing piezoelectric film, piezoelectric element and ink jet recording head

US7059709B2 · kind B2 · utility

1Cited by
9References
4Claims
0Family size

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Key dates

Filing dateSep 22, 2003
Grant dateJun 13, 2006
Priority date
Expiry dateDec 30, 2023

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH10N30/8554
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

A composition for forming a piezoelectric containing a dispersoid obtained from metallic compound, wherein the content of hafnium in the composition is 3,000 ppm or less.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.