Title:
POWDER COMPOSITION
Document Type and Number:
WIPO Patent Application WO/2022/158491
Kind Code:
A1
Abstract:
Provided is at least any from among: a powder composition with which calcined bodies of similar processing properties can be obtained without needing to apply different forming conditions and calcination conditions from composition to composition; a production method for the powder composition; a calcined body obtained from the powder composition; a production method for the calcined body; and an application for each thereof. This powder composition comprises two or more zirconium species each having a lanthanoid rare earth element in solid solution and a transition metal element other than zirconium and hafnium, the remainder being a zirconium species stabilized solely by one or more elements selected from the group consisting of yttrium, calcium, and magnesium, and is characterized in that each zirconium species having a lanthanoid rare earth element in solid solution have a different lanthanoid rare earth element in solid solution and that the transition metal element content is 1,500 ppm or less.
Inventors:
AZECHI SHO (JP)
USHIO YUKI (JP)
SHIMIZU TAKAHIRO (JP)
HIGUCHI YUYA (JP)
NAGAYAMA HITOSHI (JP)
FUJISAKI HIROYUKI (JP)
IMAI KENJI (JP)
KAWASHIMA RISA (JP)
USHIO YUKI (JP)
SHIMIZU TAKAHIRO (JP)
HIGUCHI YUYA (JP)
NAGAYAMA HITOSHI (JP)
FUJISAKI HIROYUKI (JP)
IMAI KENJI (JP)
KAWASHIMA RISA (JP)
Application Number:
PCT/JP2022/001817
Publication Date:
July 28, 2022
Filing Date:
January 19, 2022
Export Citation:
Assignee:
TOSOH CORP (JP)
International Classes:
C01G25/02; A61C5/70; A61C13/083; A61K6/818; A61K6/822; A61K6/824; C01G25/00; C04B35/486; C04B35/488
Domestic Patent References:
| WO2018155459A1 | 2018-08-30 | |||
| WO2020218541A1 | 2020-10-29 |
Foreign References:
| JP2020147495A | 2020-09-17 | |||
| JP2020132518A | 2020-08-31 | |||
| US20180235847A1 | 2018-08-23 | |||
| US9962247B2 | 2018-05-08 | |||
| JP2021009019A | 2021-01-28 | |||
| JP2021183423A | 2021-12-02 |
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