Title:
POROUS RESIN SHEET FOR PIEZOELECTRIC-PYROELECTRIC ELEMENT, AND METHOD FOR PRODUCING THE SAME
Document Type and Number:
Japanese Patent JP2012122041
Kind Code:
A
Abstract:
To provide a porous resin sheet for a piezoelectric-pyroelectric element hardly lowering piezoelectric performance even under a high-temperature high-humidity environment, and to provide a method for producing the porous resin sheet.
In this porous resin sheet for a piezoelectric-pyroelectric element, a glass transition point or a softening point is ≥120°C, and a water absorption is ≤0.2%.
Inventors:
YAMAZAKI NATSUKO
TSUDA NAO
OCHIAI KEIKO
TAZANE YOSHIRO
TSUDA NAO
OCHIAI KEIKO
TAZANE YOSHIRO
Application Number:
JP2010276154A
Publication Date:
June 28, 2012
Filing Date:
December 10, 2010
Export Citation:
Assignee:
NITTO DENKO CORP
UNIV KANSAI
UNIV KANSAI
International Classes:
C08J9/26; H01L37/02; H01L41/08; H01L41/193; H01L41/22; H01L41/257; H01L41/45
Attorney, Agent or Firm:
Patent Business Corporation Unias International Patent Office