NO874395L - Fremgangsmaate til fremstilling av ingenioerkeramiske pulvere med additiver. - Google Patents
Fremgangsmaate til fremstilling av ingenioerkeramiske pulvere med additiver.Info
- Publication number
- NO874395L NO874395L NO874395A NO874395A NO874395L NO 874395 L NO874395 L NO 874395L NO 874395 A NO874395 A NO 874395A NO 874395 A NO874395 A NO 874395A NO 874395 L NO874395 L NO 874395L
- Authority
- NO
- Norway
- Prior art keywords
- salt
- powders
- mixture
- oxide
- additive
- Prior art date
Links
- 239000000843 powder Substances 0.000 title claims description 80
- 239000000654 additive Substances 0.000 title claims description 42
- 239000000919 ceramic Substances 0.000 title claims description 38
- 238000000034 method Methods 0.000 title claims description 32
- 239000002245 particle Substances 0.000 claims description 22
- 150000003839 salts Chemical class 0.000 claims description 21
- 230000000996 additive effect Effects 0.000 claims description 17
- 239000000203 mixture Substances 0.000 claims description 15
- 230000001590 oxidative effect Effects 0.000 claims description 12
- 239000011248 coating agent Substances 0.000 claims description 11
- 238000000576 coating method Methods 0.000 claims description 11
- 238000004519 manufacturing process Methods 0.000 claims description 10
- 239000011833 salt mixture Chemical class 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 8
- 238000000137 annealing Methods 0.000 claims description 7
- 239000012736 aqueous medium Substances 0.000 claims description 7
- 229910007277 Si3 N4 Inorganic materials 0.000 claims description 6
- 229910000287 alkaline earth metal oxide Inorganic materials 0.000 claims description 4
- 239000011261 inert gas Substances 0.000 claims description 4
- 229910052761 rare earth metal Inorganic materials 0.000 claims description 4
- 150000002910 rare earth metals Chemical class 0.000 claims description 4
- 238000001694 spray drying Methods 0.000 claims description 4
- 230000004580 weight loss Effects 0.000 claims description 4
- 238000003776 cleavage reaction Methods 0.000 claims description 3
- CJNBYAVZURUTKZ-UHFFFAOYSA-N hafnium(IV) oxide Inorganic materials O=[Hf]=O CJNBYAVZURUTKZ-UHFFFAOYSA-N 0.000 claims description 3
- 230000007017 scission Effects 0.000 claims description 3
- BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical class OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 claims description 2
- 150000001735 carboxylic acids Chemical class 0.000 claims description 2
- 238000006243 chemical reaction Methods 0.000 claims description 2
- 238000004108 freeze drying Methods 0.000 claims description 2
- 150000007524 organic acids Chemical class 0.000 claims description 2
- 238000001556 precipitation Methods 0.000 claims description 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 claims 1
- 229910002651 NO3 Inorganic materials 0.000 claims 1
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 claims 1
- HHFAWKCIHAUFRX-UHFFFAOYSA-N ethoxide Chemical compound CC[O-] HHFAWKCIHAUFRX-UHFFFAOYSA-N 0.000 claims 1
- 235000019253 formic acid Nutrition 0.000 claims 1
- 150000004674 formic acids Chemical class 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 claims 1
- 150000004767 nitrides Chemical group 0.000 claims 1
- 229910052581 Si3N4 Inorganic materials 0.000 description 21
- 150000002500 ions Chemical class 0.000 description 13
- 238000005245 sintering Methods 0.000 description 9
- 238000005259 measurement Methods 0.000 description 6
- 238000005979 thermal decomposition reaction Methods 0.000 description 6
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 5
- 239000000725 suspension Substances 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 4
- 150000004703 alkoxides Chemical class 0.000 description 4
- 239000011324 bead Substances 0.000 description 4
- 238000000227 grinding Methods 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 3
- -1 TI02 Inorganic materials 0.000 description 3
- 238000011835 investigation Methods 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 3
- 229910010271 silicon carbide Inorganic materials 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 229910018404 Al2 O3 Inorganic materials 0.000 description 2
- 229910052786 argon Inorganic materials 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 150000004679 hydroxides Chemical class 0.000 description 2
- 150000002823 nitrates Chemical class 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000012266 salt solution Substances 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 238000001228 spectrum Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 1
- QYEXBYZXHDUPRC-UHFFFAOYSA-N B#[Ti]#B Chemical compound B#[Ti]#B QYEXBYZXHDUPRC-UHFFFAOYSA-N 0.000 description 1
- KXDHJXZQYSOELW-UHFFFAOYSA-N Carbamic acid Chemical class NC(O)=O KXDHJXZQYSOELW-UHFFFAOYSA-N 0.000 description 1
- 229910033181 TiB2 Inorganic materials 0.000 description 1
- 150000001242 acetic acid derivatives Chemical class 0.000 description 1
- MJWPFSQVORELDX-UHFFFAOYSA-K aluminium formate Chemical compound [Al+3].[O-]C=O.[O-]C=O.[O-]C=O MJWPFSQVORELDX-UHFFFAOYSA-K 0.000 description 1
- SMZOGRDCAXLAAR-UHFFFAOYSA-N aluminium isopropoxide Chemical compound [Al+3].CC(C)[O-].CC(C)[O-].CC(C)[O-] SMZOGRDCAXLAAR-UHFFFAOYSA-N 0.000 description 1
- 229910001593 boehmite Inorganic materials 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 150000004675 formic acid derivatives Chemical class 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000001513 hot isostatic pressing Methods 0.000 description 1
- 238000007731 hot pressing Methods 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- FAHBNUUHRFUEAI-UHFFFAOYSA-M hydroxidooxidoaluminium Chemical compound O[Al]=O FAHBNUUHRFUEAI-UHFFFAOYSA-M 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 229910001867 inorganic solvent Inorganic materials 0.000 description 1
- 239000003049 inorganic solvent Substances 0.000 description 1
- 238000004573 interface analysis Methods 0.000 description 1
- 238000000462 isostatic pressing Methods 0.000 description 1
- UEGPKNKPLBYCNK-UHFFFAOYSA-L magnesium acetate Chemical compound [Mg+2].CC([O-])=O.CC([O-])=O UEGPKNKPLBYCNK-UHFFFAOYSA-L 0.000 description 1
- 229940069446 magnesium acetate Drugs 0.000 description 1
- 235000011285 magnesium acetate Nutrition 0.000 description 1
- 239000011654 magnesium acetate Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 235000005985 organic acids Nutrition 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000001272 pressureless sintering Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000000197 pyrolysis Methods 0.000 description 1
- 230000000191 radiation effect Effects 0.000 description 1
- 238000001004 secondary ion mass spectrometry Methods 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 238000003980 solgel method Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000005211 surface analysis Methods 0.000 description 1
- 230000036962 time dependent Effects 0.000 description 1
Classifications
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- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
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- C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
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- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/44—Metal salt constituents or additives chosen for the nature of the anions, e.g. hydrides or acetylacetonate
- C04B2235/449—Organic acids, e.g. EDTA, citrate, acetate, oxalate
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Structural Engineering (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Compositions Of Oxide Ceramics (AREA)
- Ceramic Products (AREA)
- Oxygen, Ozone, And Oxides In General (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19863637506 DE3637506A1 (de) | 1986-11-04 | 1986-11-04 | Verfahren zur herstellung von ingenieurkeramischen pulvern mit additiven |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NO874395D0 NO874395D0 (no) | 1987-10-21 |
| NO874395L true NO874395L (no) | 1988-05-05 |
Family
ID=6313116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO874395A NO874395L (no) | 1986-11-04 | 1987-10-21 | Fremgangsmaate til fremstilling av ingenioerkeramiske pulvere med additiver. |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP0266641A3 (ja) |
| JP (1) | JPS63117948A (ja) |
| CA (1) | CA1274552A (ja) |
| DE (1) | DE3637506A1 (ja) |
| NO (1) | NO874395L (ja) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3741119A1 (de) * | 1987-12-04 | 1989-06-15 | Krupp Gmbh | Erzeugung von sekundaerpulverteilchen mit nanokristalliner struktur und mit versiegelten oberflaechen |
| DE3834325A1 (de) * | 1988-10-08 | 1990-04-12 | Bayer Ag | Sic-pulver, verfahren zu seiner herstellung sowie dessen verwendung sowie entsprechende sic-sinterkoerper |
| WO1990006906A1 (en) * | 1988-12-22 | 1990-06-28 | Norton Company | Uniformly-coated ceramic particles |
| DE3931654A1 (de) * | 1989-09-22 | 1991-04-04 | Basf Ag | Verfahren zur herstellung von mit keramischen pulvern und oxidischen sinteradditiven gefuellten massen aus thermoplastischen kunststoffen |
| GB9015892D0 (en) * | 1990-07-19 | 1990-09-05 | Tioxide Group Services Ltd | Compositions |
| GB9016690D0 (en) * | 1990-07-30 | 1990-09-12 | Tioxide Group Services Ltd | Ceramic green bodies |
| US5273699A (en) * | 1992-02-14 | 1993-12-28 | The Dow Chemical Company | Moisture-resistant aluminum nitride powder and methods of making and using |
| EP1190203B1 (en) * | 1999-04-16 | 2003-03-19 | MOLTECH Invent S.A. | Protection coating of wear-exposed components used for refining molten metal |
| JP4969372B2 (ja) * | 2007-02-27 | 2012-07-04 | 京セラ株式会社 | 炭化硼素粉末とその製造方法及びこれを用いた炭化硼素質成形体、炭化硼素質焼結体 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5761664A (en) * | 1980-09-29 | 1982-04-14 | Nat Res Inst Metals | Ceramic-base composite powder and manufacture |
| JPS59164673A (ja) * | 1983-03-11 | 1984-09-17 | 三井造船株式会社 | セラミツク粉体と焼結助剤均一化方法 |
| JPS59169969A (ja) * | 1983-03-14 | 1984-09-26 | 三井造船株式会社 | セラミツク粉体前処理方法 |
| JPH0788258B2 (ja) * | 1985-08-01 | 1995-09-27 | ジ−・テイ−・イ−・ラボラトリ−ズ・インコ−ポレイテツド | 焼結性の良好な窒化珪素粉末を製造する方法 |
| CA1273185A (en) * | 1985-08-01 | 1990-08-28 | Sheldon Lieberman | Process for making a homogeneous doped silicon nitride article |
| JPS62158166A (ja) * | 1985-12-27 | 1987-07-14 | 三菱化学株式会社 | 窒化珪素混合粉末の製造法 |
-
1986
- 1986-11-04 DE DE19863637506 patent/DE3637506A1/de not_active Withdrawn
-
1987
- 1987-10-21 NO NO874395A patent/NO874395L/no unknown
- 1987-10-23 EP EP87115565A patent/EP0266641A3/de not_active Withdrawn
- 1987-10-30 JP JP62273617A patent/JPS63117948A/ja active Pending
- 1987-11-02 CA CA000550749A patent/CA1274552A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS63117948A (ja) | 1988-05-21 |
| CA1274552A (en) | 1990-09-25 |
| EP0266641A3 (de) | 1989-06-14 |
| DE3637506A1 (de) | 1988-05-05 |
| EP0266641A2 (de) | 1988-05-11 |
| NO874395D0 (no) | 1987-10-21 |
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