JPH0534305B2 - - Google Patents
Info
- Publication number
- JPH0534305B2 JPH0534305B2 JP62076464A JP7646487A JPH0534305B2 JP H0534305 B2 JPH0534305 B2 JP H0534305B2 JP 62076464 A JP62076464 A JP 62076464A JP 7646487 A JP7646487 A JP 7646487A JP H0534305 B2 JPH0534305 B2 JP H0534305B2
- Authority
- JP
- Japan
- Prior art keywords
- bending strength
- ultraviolet transmittance
- alumina
- specific surface
- surface area
- 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
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 31
- 239000000843 powder Substances 0.000 claims description 23
- 238000010304 firing Methods 0.000 claims description 13
- 238000005245 sintering Methods 0.000 claims description 13
- 239000000919 ceramic Substances 0.000 claims description 12
- 238000004519 manufacturing process Methods 0.000 claims description 6
- 230000001590 oxidative effect Effects 0.000 claims description 5
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 4
- HSEYYGFJBLWFGD-UHFFFAOYSA-N 4-methylsulfanyl-2-[(2-methylsulfanylpyridine-3-carbonyl)amino]butanoic acid Chemical compound CSCCC(C(O)=O)NC(=O)C1=CC=CN=C1SC HSEYYGFJBLWFGD-UHFFFAOYSA-N 0.000 claims description 2
- 238000005452 bending Methods 0.000 description 22
- 238000002834 transmittance Methods 0.000 description 20
- 239000013078 crystal Substances 0.000 description 9
- 238000000465 moulding Methods 0.000 description 7
- 239000002245 particle Substances 0.000 description 6
- LCQXXBOSCBRNNT-UHFFFAOYSA-K ammonium aluminium sulfate Chemical compound [NH4+].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O LCQXXBOSCBRNNT-UHFFFAOYSA-K 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 239000011148 porous material Substances 0.000 description 5
- 239000002994 raw material Substances 0.000 description 5
- 230000007423 decrease Effects 0.000 description 4
- PPQREHKVAOVYBT-UHFFFAOYSA-H dialuminum;tricarbonate Chemical compound [Al+3].[Al+3].[O-]C([O-])=O.[O-]C([O-])=O.[O-]C([O-])=O PPQREHKVAOVYBT-UHFFFAOYSA-H 0.000 description 4
- YIXJRHPUWRPCBB-UHFFFAOYSA-N magnesium nitrate Chemical compound [Mg+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O YIXJRHPUWRPCBB-UHFFFAOYSA-N 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 239000002202 Polyethylene glycol Substances 0.000 description 2
- 239000004372 Polyvinyl alcohol Substances 0.000 description 2
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 description 2
- 229940118662 aluminum carbonate Drugs 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229920001223 polyethylene glycol Polymers 0.000 description 2
- 229920002451 polyvinyl alcohol Polymers 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 239000003966 growth inhibitor Substances 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 230000015654 memory Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000005979 thermal decomposition reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62076464A JPS63242964A (ja) | 1987-03-31 | 1987-03-31 | アルミナセラミックスの製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62076464A JPS63242964A (ja) | 1987-03-31 | 1987-03-31 | アルミナセラミックスの製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63242964A JPS63242964A (ja) | 1988-10-07 |
| JPH0534305B2 true JPH0534305B2 (zh) | 1993-05-21 |
Family
ID=13605886
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP62076464A Granted JPS63242964A (ja) | 1987-03-31 | 1987-03-31 | アルミナセラミックスの製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63242964A (zh) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5256901A (en) * | 1988-12-26 | 1993-10-26 | Ngk Insulators, Ltd. | Ceramic package for memory semiconductor |
| EP0388157B1 (en) * | 1989-03-15 | 1994-02-16 | Ngk Insulators, Ltd. | Ceramic lid for sealing semiconductor element and method of sealing a semiconductor element in a ceramic package |
| JP2663191B2 (ja) * | 1990-03-09 | 1997-10-15 | 通商産業省工業技術院長 | 多結晶アルミナ焼結体の製造方法 |
| EP0494310A4 (en) * | 1990-07-18 | 1992-11-19 | Toto Ltd. | Variable color lamp |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54154413A (en) * | 1978-05-08 | 1979-12-05 | Ngk Spark Plug Co | Alphaaalumina sintered body production |
| JPS6045147A (ja) * | 1983-08-22 | 1985-03-11 | 日東製器株式会社 | 容器 |
| JPS62187157A (ja) * | 1986-02-10 | 1987-08-15 | 株式会社ニッカト− | アルミナ製粉砕機用部材 |
-
1987
- 1987-03-31 JP JP62076464A patent/JPS63242964A/ja active Granted
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54154413A (en) * | 1978-05-08 | 1979-12-05 | Ngk Spark Plug Co | Alphaaalumina sintered body production |
| JPS6045147A (ja) * | 1983-08-22 | 1985-03-11 | 日東製器株式会社 | 容器 |
| JPS62187157A (ja) * | 1986-02-10 | 1987-08-15 | 株式会社ニッカト− | アルミナ製粉砕機用部材 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS63242964A (ja) | 1988-10-07 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |