JPH0526752B2 - - Google Patents
Info
- Publication number
- JPH0526752B2 JPH0526752B2 JP14048286A JP14048286A JPH0526752B2 JP H0526752 B2 JPH0526752 B2 JP H0526752B2 JP 14048286 A JP14048286 A JP 14048286A JP 14048286 A JP14048286 A JP 14048286A JP H0526752 B2 JPH0526752 B2 JP H0526752B2
- Authority
- JP
- Japan
- Prior art keywords
- graphite material
- density
- impregnated
- strength
- oxidation
- 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 - Fee Related
Links
- 239000007770 graphite material Substances 0.000 claims description 58
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 42
- 230000003647 oxidation Effects 0.000 claims description 40
- 238000007254 oxidation reaction Methods 0.000 claims description 40
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 32
- 238000000034 method Methods 0.000 claims description 22
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 claims description 22
- 229910019142 PO4 Inorganic materials 0.000 claims description 20
- 239000000377 silicon dioxide Substances 0.000 claims description 19
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 16
- 230000005484 gravity Effects 0.000 claims description 14
- 239000011164 primary particle Substances 0.000 claims description 12
- 239000010452 phosphate Substances 0.000 claims description 11
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims description 11
- 238000005452 bending Methods 0.000 claims description 10
- 239000007864 aqueous solution Substances 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 claims description 6
- 238000001035 drying Methods 0.000 claims description 2
- 238000005470 impregnation Methods 0.000 description 25
- 235000021317 phosphate Nutrition 0.000 description 18
- 235000011007 phosphoric acid Nutrition 0.000 description 15
- 239000003795 chemical substances by application Substances 0.000 description 14
- 239000002245 particle Substances 0.000 description 13
- 239000011148 porous material Substances 0.000 description 11
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 10
- 239000003575 carbonaceous material Substances 0.000 description 9
- 230000000052 comparative effect Effects 0.000 description 9
- 238000010438 heat treatment Methods 0.000 description 6
- 230000001590 oxidative effect Effects 0.000 description 6
- 229910000976 Electrical steel Inorganic materials 0.000 description 5
- GVALZJMUIHGIMD-UHFFFAOYSA-H magnesium phosphate Chemical compound [Mg+2].[Mg+2].[Mg+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O GVALZJMUIHGIMD-UHFFFAOYSA-H 0.000 description 5
- 239000004137 magnesium phosphate Substances 0.000 description 5
- 229910000157 magnesium phosphate Inorganic materials 0.000 description 5
- 229960002261 magnesium phosphate Drugs 0.000 description 5
- 235000010994 magnesium phosphates Nutrition 0.000 description 5
- 238000011282 treatment Methods 0.000 description 5
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 4
- 238000007796 conventional method Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000011574 phosphorus Substances 0.000 description 4
- 229910052698 phosphorus Inorganic materials 0.000 description 4
- 239000011163 secondary particle Substances 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 230000004580 weight loss Effects 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000007872 degassing Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- ILRRQNADMUWWFW-UHFFFAOYSA-K aluminium phosphate Chemical compound O1[Al]2OP1(=O)O2 ILRRQNADMUWWFW-UHFFFAOYSA-K 0.000 description 1
- 239000001506 calcium phosphate Substances 0.000 description 1
- 229910000389 calcium phosphate Inorganic materials 0.000 description 1
- 235000011010 calcium phosphates Nutrition 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000011328 necessary treatment Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 150000003016 phosphoric acids Chemical class 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 230000001568 sexual effect Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 238000010971 suitability test Methods 0.000 description 1
- 238000010301 surface-oxidation reaction Methods 0.000 description 1
- QORWJWZARLRLPR-UHFFFAOYSA-H tricalcium bis(phosphate) Chemical compound [Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O QORWJWZARLRLPR-UHFFFAOYSA-H 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- LRXTYHSAJDENHV-UHFFFAOYSA-H zinc phosphate Chemical compound [Zn+2].[Zn+2].[Zn+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O LRXTYHSAJDENHV-UHFFFAOYSA-H 0.000 description 1
- 229910000165 zinc phosphate Inorganic materials 0.000 description 1
Landscapes
- Ceramic Products (AREA)
- Carbon And Carbon Compounds (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14048286A JPS62297281A (ja) | 1986-06-17 | 1986-06-17 | 耐酸化性を有する高密度高強度黒鉛材料およびその製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14048286A JPS62297281A (ja) | 1986-06-17 | 1986-06-17 | 耐酸化性を有する高密度高強度黒鉛材料およびその製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62297281A JPS62297281A (ja) | 1987-12-24 |
| JPH0526752B2 true JPH0526752B2 (enExample) | 1993-04-19 |
Family
ID=15269632
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14048286A Granted JPS62297281A (ja) | 1986-06-17 | 1986-06-17 | 耐酸化性を有する高密度高強度黒鉛材料およびその製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62297281A (enExample) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2683813B1 (fr) * | 1991-11-19 | 1994-04-29 | Commissariat Energie Atomique | Procede pour reduire la porosite d'un revetement en materiau ceramique tel qu'un revetement d'alumine. |
| JP2002321991A (ja) * | 2001-04-26 | 2002-11-08 | Eagle Ind Co Ltd | 摺動部品 |
| JP2020121891A (ja) * | 2019-01-29 | 2020-08-13 | 明智セラミックス株式会社 | 含浸坩堝 |
| JP2020121890A (ja) * | 2019-01-29 | 2020-08-13 | 明智セラミックス株式会社 | 含浸坩堝 |
| JP2020121892A (ja) * | 2019-01-29 | 2020-08-13 | 明智セラミックス株式会社 | 含浸坩堝 |
-
1986
- 1986-06-17 JP JP14048286A patent/JPS62297281A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS62297281A (ja) | 1987-12-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |