JPH0450268B2 - - Google Patents
Info
- Publication number
- JPH0450268B2 JPH0450268B2 JP61251796A JP25179686A JPH0450268B2 JP H0450268 B2 JPH0450268 B2 JP H0450268B2 JP 61251796 A JP61251796 A JP 61251796A JP 25179686 A JP25179686 A JP 25179686A JP H0450268 B2 JPH0450268 B2 JP H0450268B2
- Authority
- JP
- Japan
- Prior art keywords
- oxide
- sintered body
- hafnium
- hafnium oxide
- hardness
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 229910000449 hafnium oxide Inorganic materials 0.000 claims description 24
- WIHZLLGSGQNAGK-UHFFFAOYSA-N hafnium(4+);oxygen(2-) Chemical compound [O-2].[O-2].[Hf+4] WIHZLLGSGQNAGK-UHFFFAOYSA-N 0.000 claims description 24
- 239000003381 stabilizer Substances 0.000 claims description 17
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 claims description 15
- 229910000423 chromium oxide Inorganic materials 0.000 claims description 15
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 claims description 5
- 239000000292 calcium oxide Substances 0.000 claims description 5
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims description 5
- 150000001875 compounds Chemical class 0.000 claims description 5
- 239000000395 magnesium oxide Substances 0.000 claims description 5
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 5
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims description 5
- SIWVEOZUMHYXCS-UHFFFAOYSA-N oxo(oxoyttriooxy)yttrium Chemical compound O=[Y]O[Y]=O SIWVEOZUMHYXCS-UHFFFAOYSA-N 0.000 claims description 5
- 229910052761 rare earth metal Inorganic materials 0.000 claims description 5
- HYXGAEYDKFCVMU-UHFFFAOYSA-N scandium oxide Chemical compound O=[Sc]O[Sc]=O HYXGAEYDKFCVMU-UHFFFAOYSA-N 0.000 claims description 5
- 239000006104 solid solution Substances 0.000 claims description 5
- 238000005245 sintering Methods 0.000 description 7
- 239000000843 powder Substances 0.000 description 6
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 description 5
- 239000002994 raw material Substances 0.000 description 5
- 229910001928 zirconium oxide Inorganic materials 0.000 description 5
- 230000001590 oxidative effect Effects 0.000 description 4
- 238000005452 bending Methods 0.000 description 3
- 239000013078 crystal Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000010304 firing Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 229910017563 LaCrO Inorganic materials 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- RKTYLMNFRDHKIL-UHFFFAOYSA-N copper;5,10,15,20-tetraphenylporphyrin-22,24-diide Chemical compound [Cu+2].C1=CC(C(=C2C=CC([N-]2)=C(C=2C=CC=CC=2)C=2C=CC(N=2)=C(C=2C=CC=CC=2)C2=CC=C3[N-]2)C=2C=CC=CC=2)=NC1=C3C1=CC=CC=C1 RKTYLMNFRDHKIL-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000003779 heat-resistant material Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 1
- -1 Ca(OH) 2 ) Chemical class 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- 229910010413 TiO 2 Inorganic materials 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- CJNBYAVZURUTKZ-UHFFFAOYSA-N hafnium(IV) oxide Inorganic materials O=[Hf]=O CJNBYAVZURUTKZ-UHFFFAOYSA-N 0.000 description 1
- 238000001027 hydrothermal synthesis Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000001272 pressureless sintering Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- ZCUFMDLYAMJYST-UHFFFAOYSA-N thorium dioxide Chemical compound O=[Th]=O ZCUFMDLYAMJYST-UHFFFAOYSA-N 0.000 description 1
- 229910003452 thorium oxide Inorganic materials 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Landscapes
- Compositions Of Oxide Ceramics (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61251796A JPS63107857A (ja) | 1986-10-24 | 1986-10-24 | 酸化ハフニウム質焼結体 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61251796A JPS63107857A (ja) | 1986-10-24 | 1986-10-24 | 酸化ハフニウム質焼結体 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63107857A JPS63107857A (ja) | 1988-05-12 |
| JPH0450268B2 true JPH0450268B2 (cg-RX-API-DMAC7.html) | 1992-08-13 |
Family
ID=17228058
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP61251796A Granted JPS63107857A (ja) | 1986-10-24 | 1986-10-24 | 酸化ハフニウム質焼結体 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63107857A (cg-RX-API-DMAC7.html) |
-
1986
- 1986-10-24 JP JP61251796A patent/JPS63107857A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS63107857A (ja) | 1988-05-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |