Invention Grant
- Patent Title: Ruthenium oxide having a negative thermal expansion coefficient, and useable as a thermal expansion inhibitor
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Application No.: US16075841Application Date: 2017-02-10
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Publication No.: US10676371B2Publication Date: 2020-06-09
- Inventor: Koshi Takenaka , Yoshihiko Okamoto , Tsubasa Shinoda , Naruhiro Inoue
- Applicant: NATIONAL UNIVERSITY CORPORATION NAGOYA UNIVERSITY
- Applicant Address: JP Nagoya
- Assignee: NATIONAL UNIVERSITY CORPORATION NAGOYA UNIVERSITY
- Current Assignee: NATIONAL UNIVERSITY CORPORATION NAGOYA UNIVERSITY
- Current Assignee Address: JP Nagoya
- Agency: Oliff PLC
- Priority: com.zzzhc.datahub.patent.etl.us.BibliographicData$PriorityClaim@37d2db78
- International Application: PCT/JP2017/004948 WO 20170210
- International Announcement: WO2017/138643 WO 20170817
- Main IPC: C01G55/00
- IPC: C01G55/00
Abstract:
A ruthenium compound exhibits large negative thermal expansion. The ruthenium oxide is represented by the formula (1) Ca2−xRxRu1−yMyO4+z (wherein R represents at least one element selected from among alkaline earth metals and rare earth elements; M represents at least one element selected from among Sc, Ti, V, Cr, Mn, Fe, Co, Ni, Cu, Zn, and Ga; and the following relations are satisfied: 0≤x
Public/Granted literature
- US20190031528A1 RUTHENIUM OXIDE AND METHOD FOR PRODUCING RUTHENIUM OXIDE Public/Granted day:2019-01-31
Information query
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