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Title:
NEGATIVE THERMAL EXPANSION MATERIAL, METHOD FOR PRODUCING SAME, AND PASTE
Document Type and Number:
WIPO Patent Application WO/2023/037930
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide a negative thermal expansion material comprising zirconium phosphotungstate, from which a paste having a suitable viscosity can be produced when propylene carbonate is used as a solvent. The present invention is a negative thermal expansion material characterized by comprising at least surface-modified zirconium phosphotungstate particles which comprise zirconium phosphotungstate particles and hydrogen peroxide present on the surfaces of the zirconium phosphotungstate particles.

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Inventors:
FUKAZAWA JUNYA (JP)
HATA TORU (JP)
INUKAI MOTOFUMI (JP)
Application Number:
PCT/JP2022/032588
Publication Date:
March 16, 2023
Filing Date:
August 30, 2022
Export Citation:
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Assignee:
NIPPON CHEMICAL IND (JP)
International Classes:
C01B25/45
Domestic Patent References:
WO2019087722A12019-05-09
WO2020179703A12020-09-10
WO2017061403A12017-04-13
WO2011122218A12011-10-06
WO2018116890A12018-06-28
WO2020091000A12020-05-07
Foreign References:
JP2019067590A2019-04-25
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