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Title:
COPOLYMER, PIEZOELECTRIC MATERIAL, PIEZOELECTRIC FILM AND PIEZOELECTRIC ELEMENT
Document Type and Number:
WIPO Patent Application WO/2024/042880
Kind Code:
A1
Abstract:
This copolymer has a structural unit that comprises one or more triazole skeletons selected from among formulae (1-1) to (1-3), and a structural unit that is represented by formula (2). (In the formulae, each of R1 to R6 represents one atom or group that is selected from among a hydrogen atom, a methyl group, a trifluoromethyl group, a nitrile group, a fluorine atom, a methoxy group, an ethyl group, an ethoxy group, a methoxymethyl group, a propyl group, an isopropyl group, a cyclopropyl group, a butyl group, an isobutyl group, a (trimethyl)methyl group, a (trimethyl)silyl group, a pentyl group, an isopentyl group, a t-pentyl group, a neopentyl group, a cyclopentyl group, a hexyl group, a cyclohexyl group, a phenyl group, a tolyl group, a benzyl group and a phenoxymethyl group; or alternatively, each of R1 to R6 forms a benzotriazole skeleton together with a triazole ring.)

Inventors:
HOSHINO JUNICHI (JP)
Application Number:
PCT/JP2023/024946
Publication Date:
February 29, 2024
Filing Date:
July 05, 2023
Export Citation:
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Assignee:
TDK CORP (JP)
International Classes:
C08F226/06; C08F220/44; H10N30/09; H10N30/80; H10N30/857
Other References:
POZDNYAKOV ALEXANDER S., EMEL’YANOV ARTEM I., KUZNETSOVA NADEZHDA P., ERMAKOVA TAMARA G., KORZHOVA SVETLANA A., KHUTSISHVILI SPART: "Synthesis and Characterization of Silver-Containing Nanocomposites Based on 1-Vinyl-1,2,4-triazole and Acrylonitrile Copolymer", JOURNAL OF NANOMATERIALS, HINDAWI PUBLISHING CORPORATION, US, vol. 2019, 4 February 2019 (2019-02-04), US , pages 1 - 7, XP093144346, ISSN: 1687-4110, DOI: 10.1155/2019/4895192
KUZNETSOVA N. P., ERMAKOVA T. G., POZDNYAKOV A. S., EMEL’YANOV A. I., PROZOROVA G. F.: "Synthesis and characterization of silver polymer nanocomposites of 1-vinyl-1,2,4-triazole with acrylonitrile", RUSSIAN CHEMICAL BULLETIN, SPRINGER US, NEW YORK, vol. 62, no. 11, 1 November 2013 (2013-11-01), New York, pages 2509 - 2513, XP093144350, ISSN: 1066-5285, DOI: 10.1007/s11172-013-0364-y
KHUTSISHVILI SPARTAK S., VAKUL’SKAYA TAMARA I., KUZNETSOVA NADEZHDA P., ERMAKOVA TAMARA G., POZDNYAKOV ALEXANDR S., PROZOROVA GALI: "Formation of Stable Paramagnetic Nanocomposites Containing Zero-Valence Silver and Copper in a Polymeric Matrix", THE JOURNAL OF PHYSICAL CHEMISTRY C, AMERICAN CHEMICAL SOCIETY, US, vol. 118, no. 33, 21 August 2014 (2014-08-21), US , pages 19338 - 19344, XP093144352, ISSN: 1932-7447, DOI: 10.1021/jp5045207
PU, H. YE, S. WAN, D.: "Anhydrous proton conductivity of acid doped vinyltriazole-based polymers", ELECTROCHIMICA ACTA, ELSEVIER, AMSTERDAM, NL, vol. 52, no. 19, 3 May 2007 (2007-05-03), AMSTERDAM, NL , pages 5879 - 5883, XP022059455, ISSN: 0013-4686, DOI: 10.1016/j.electacta.2007.03.021
POZDNYAKOV ALEXANDER, EMEL’YANOV ARTEM, KUZNETSOVA NADEZHDA, ERMAKOVA TAMARA, BOLGOVA YULIA, TROFIMOVA OLGA, ALBANOV ALEXANDER, BO: "A Polymer Nanocomposite with CuNP Stabilized by 1-Vinyl-1,2,4-triazole and Acrylonitrile Copolymer", SYNLETT, GEORG THIEME VERLAG, DE, vol. 27, no. 06, DE , pages 900 - 904, XP093144353, ISSN: 0936-5214, DOI: 10.1055/s-0035-1561292
T. G. ERMAKOVA; L. P. SHAULINA; N. P. KUZNETSOVA; G. V. RATOVSKII; I. N. SOBOLEVA; A. S. POZDNYAKOV; G. F. PROZOROVA: "Sorption recovery of noble metal ions with a copolymer of 1-vinyl-1,2,4-triazole with acrylonitrile", RUSSIAN JOURNAL OF APPLIED CHEMISTRY, NAUKA/INTERPERIODICA, MO, vol. 85, no. 8, 15 September 2012 (2012-09-15), Mo , pages 1289 - 1295, XP035113062, ISSN: 1608-3296, DOI: 10.1134/S1070427212080253
Attorney, Agent or Firm:
OIKAWA Shu et al. (JP)
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