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Intermediate temperature proton electrolytes based on cesium dihydrogen phosphate and poly(vinylidene fluoride-co-hexafluoropropylene). / Bagryantseva, Irina N.; Ponomareva, Valentina G.; Khusnutdinov, Vyacheslav R.

In: Journal of Materials Science, Vol. 56, No. 25, 09.2021, p. 14196-14206.

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Bagryantseva IN, Ponomareva VG, Khusnutdinov VR. Intermediate temperature proton electrolytes based on cesium dihydrogen phosphate and poly(vinylidene fluoride-co-hexafluoropropylene). Journal of Materials Science. 2021 Sept;56(25):14196-14206. doi: 10.1007/s10853-021-06137-0

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Bagryantseva, Irina N. ; Ponomareva, Valentina G. ; Khusnutdinov, Vyacheslav R. / Intermediate temperature proton electrolytes based on cesium dihydrogen phosphate and poly(vinylidene fluoride-co-hexafluoropropylene). In: Journal of Materials Science. 2021 ; Vol. 56, No. 25. pp. 14196-14206.

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@article{6924ed70cff84121804edf400a6784b7,
title = "Intermediate temperature proton electrolytes based on cesium dihydrogen phosphate and poly(vinylidene fluoride-co-hexafluoropropylene)",
abstract = "Proton conductivity, morphology, phase composition and mechanical properties of (1-x)CsH2PO4-xp(VDF/HFP) (x = 0.05–0.25, weight ratio) polymer electrolytes were investigated for the first time. The chemical interaction of the organic matrix and acid salt was not observed and crystal structure of CsH2PO4 was preserved. A method for the synthesis of thin membranes with uniform distribution of the components was proposed. Thin flexible membranes with uniform distribution of sub-micrometer CsH2PO4 particles in the polymer membranes and improved hydrolytic stability were obtained firstly by using a bead mill. The mechanical strength of the hybrid polymer compounds was determined using the Vickers microhardness measurements. Proton conductivity in the (1-x)CsH2PO4-xp(VDF/HFP) electrolytes decreases monotonically with x increase due to the «conductor–insulator» percolation. Nevertheless, the values of proton conductivity remain sufficiently high, and along with small thickness, flexibility, improved mechanical and hydrophobic properties, it makes polymer electrolytes based on CsH2PO4 promising for membranes of medium-temperature fuel cells.",
author = "Bagryantseva, {Irina N.} and Ponomareva, {Valentina G.} and Khusnutdinov, {Vyacheslav R.}",
note = "Funding Information: This work was supported by Russian Foundation for Basic Research (RFBR) Grant No.18-08-01279 and state assignment to ISSCM SB RAS (Project No. 121032500065-5). Publisher Copyright: {\textcopyright} 2021, The Author(s), under exclusive licence to Springer Science+Business Media, LLC, part of Springer Nature.",
year = "2021",
month = sep,
doi = "10.1007/s10853-021-06137-0",
language = "English",
volume = "56",
pages = "14196--14206",
journal = "Journal of Materials Science",
issn = "0022-2461",
publisher = "Springer Nature",
number = "25",

}

RIS

TY - JOUR

T1 - Intermediate temperature proton electrolytes based on cesium dihydrogen phosphate and poly(vinylidene fluoride-co-hexafluoropropylene)

AU - Bagryantseva, Irina N.

AU - Ponomareva, Valentina G.

AU - Khusnutdinov, Vyacheslav R.

N1 - Funding Information: This work was supported by Russian Foundation for Basic Research (RFBR) Grant No.18-08-01279 and state assignment to ISSCM SB RAS (Project No. 121032500065-5). Publisher Copyright: © 2021, The Author(s), under exclusive licence to Springer Science+Business Media, LLC, part of Springer Nature.

PY - 2021/9

Y1 - 2021/9

N2 - Proton conductivity, morphology, phase composition and mechanical properties of (1-x)CsH2PO4-xp(VDF/HFP) (x = 0.05–0.25, weight ratio) polymer electrolytes were investigated for the first time. The chemical interaction of the organic matrix and acid salt was not observed and crystal structure of CsH2PO4 was preserved. A method for the synthesis of thin membranes with uniform distribution of the components was proposed. Thin flexible membranes with uniform distribution of sub-micrometer CsH2PO4 particles in the polymer membranes and improved hydrolytic stability were obtained firstly by using a bead mill. The mechanical strength of the hybrid polymer compounds was determined using the Vickers microhardness measurements. Proton conductivity in the (1-x)CsH2PO4-xp(VDF/HFP) electrolytes decreases monotonically with x increase due to the «conductor–insulator» percolation. Nevertheless, the values of proton conductivity remain sufficiently high, and along with small thickness, flexibility, improved mechanical and hydrophobic properties, it makes polymer electrolytes based on CsH2PO4 promising for membranes of medium-temperature fuel cells.

AB - Proton conductivity, morphology, phase composition and mechanical properties of (1-x)CsH2PO4-xp(VDF/HFP) (x = 0.05–0.25, weight ratio) polymer electrolytes were investigated for the first time. The chemical interaction of the organic matrix and acid salt was not observed and crystal structure of CsH2PO4 was preserved. A method for the synthesis of thin membranes with uniform distribution of the components was proposed. Thin flexible membranes with uniform distribution of sub-micrometer CsH2PO4 particles in the polymer membranes and improved hydrolytic stability were obtained firstly by using a bead mill. The mechanical strength of the hybrid polymer compounds was determined using the Vickers microhardness measurements. Proton conductivity in the (1-x)CsH2PO4-xp(VDF/HFP) electrolytes decreases monotonically with x increase due to the «conductor–insulator» percolation. Nevertheless, the values of proton conductivity remain sufficiently high, and along with small thickness, flexibility, improved mechanical and hydrophobic properties, it makes polymer electrolytes based on CsH2PO4 promising for membranes of medium-temperature fuel cells.

UR - http://www.scopus.com/inward/record.url?scp=85107261185&partnerID=8YFLogxK

UR - https://www.mendeley.com/catalogue/9d45cabf-f2a6-3cc2-99cb-178bfb2634e5/

U2 - 10.1007/s10853-021-06137-0

DO - 10.1007/s10853-021-06137-0

M3 - Article

AN - SCOPUS:85107261185

VL - 56

SP - 14196

EP - 14206

JO - Journal of Materials Science

JF - Journal of Materials Science

SN - 0022-2461

IS - 25

ER -

ID: 29280572