Title:
PIEZOELECTRIC MATERIAL, PIEZOELECTRIC FILM, AND COMPOSITION FOR PIEZOELECTRIC MATERIAL
Document Type and Number:
WIPO Patent Application WO/2021/210426
Kind Code:
A1
Abstract:
The present invention relates to a piezoelectric material containing polyvinylidene fluoride and a (meth)acrylic polymer including a structural unit that is derived from a (meth)acrylic monomer which is represented by formula (I). (I) (In the formula, R1 represents a hydrogen atom or an alkyl group having 1-3 carbon atoms, where at least one hydrogen atom of R1 may be substituted with a halogen atom; and R2 represents a straight-chain or branched alkyl group having 1-10 carbon atoms, an alicyclic hydrocarbon group having 3-12 carbon atoms and including an alicyclic structure that has 3-6 carbon atoms, a phenyl group, or a phenyl alkylene group including an alkylene group that has 1-4 carbon atoms, where at least one carbon atom of the alkyl group, the alicyclic hydrocarbon group, the phenyl group, and the phenyl alkylene group may be substituted with -O-, -N-, or -S-.)
Inventors:
MANAI DAISUKE (JP)
MIZUMORI TOMOYA (JP)
KABATA MASAYUKI (JP)
OMOTE KENJI (JP)
SAMEZAWA TSURUGI (JP)
MIZUMORI TOMOYA (JP)
KABATA MASAYUKI (JP)
OMOTE KENJI (JP)
SAMEZAWA TSURUGI (JP)
Application Number:
PCT/JP2021/014326
Publication Date:
October 21, 2021
Filing Date:
April 02, 2021
Export Citation:
Assignee:
OSAKA ORGANIC CHEMICAL IND LTD (JP)
International Classes:
C08F220/22; C08J5/18; C08L27/16; C08L33/16; H01L41/113; H01L41/193
Domestic Patent References:
| WO2018135457A1 | 2018-07-26 |
Foreign References:
| JPS6320883A | 1988-01-28 | |||
| US20180164889A1 | 2018-06-14 |
Attorney, Agent or Firm:
YAMAO, Norihito et al. (JP)
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