DE2945146C2 - - Google Patents
Info
- Publication number
- DE2945146C2 DE2945146C2 DE2945146A DE2945146A DE2945146C2 DE 2945146 C2 DE2945146 C2 DE 2945146C2 DE 2945146 A DE2945146 A DE 2945146A DE 2945146 A DE2945146 A DE 2945146A DE 2945146 C2 DE2945146 C2 DE 2945146C2
- Authority
- DE
- Germany
- Prior art keywords
- si3n4
- sintering
- mass
- mgo
- grain size
- 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
Links
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 63
- 229910052581 Si3N4 Inorganic materials 0.000 claims description 57
- 238000005245 sintering Methods 0.000 claims description 41
- 239000000395 magnesium oxide Substances 0.000 claims description 34
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 24
- 229910052593 corundum Inorganic materials 0.000 claims description 21
- 229910001845 yogo sapphire Inorganic materials 0.000 claims description 21
- 238000010438 heat treatment Methods 0.000 claims description 10
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims description 10
- 239000000654 additive Substances 0.000 claims description 7
- 238000005056 compaction Methods 0.000 claims description 7
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 claims description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 4
- 239000012298 atmosphere Substances 0.000 claims description 3
- 238000007872 degassing Methods 0.000 claims description 3
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims description 3
- 229910052757 nitrogen Inorganic materials 0.000 claims description 2
- 239000000203 mixture Substances 0.000 description 26
- 239000000843 powder Substances 0.000 description 25
- 238000000034 method Methods 0.000 description 16
- 239000000463 material Substances 0.000 description 11
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 6
- DKGAVHZHDRPRBM-UHFFFAOYSA-N Tert-Butanol Chemical compound CC(C)(C)O DKGAVHZHDRPRBM-UHFFFAOYSA-N 0.000 description 6
- 230000006835 compression Effects 0.000 description 6
- 238000007906 compression Methods 0.000 description 6
- 238000005452 bending Methods 0.000 description 5
- 229910044991 metal oxide Inorganic materials 0.000 description 5
- 150000004706 metal oxides Chemical class 0.000 description 5
- 239000002245 particle Substances 0.000 description 5
- 239000000047 product Substances 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 238000000227 grinding Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 229910052596 spinel Inorganic materials 0.000 description 4
- 239000011029 spinel Substances 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 229910002804 graphite Inorganic materials 0.000 description 3
- 239000010439 graphite Substances 0.000 description 3
- 239000003208 petroleum Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- CETPSERCERDGAM-UHFFFAOYSA-N ceric oxide Chemical compound O=[Ce]=O CETPSERCERDGAM-UHFFFAOYSA-N 0.000 description 2
- 229910000422 cerium(IV) oxide Inorganic materials 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000005242 forging Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000004615 ingredient Substances 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 229910052582 BN Inorganic materials 0.000 description 1
- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 description 1
- 229910005091 Si3N Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 150000004645 aluminates Chemical class 0.000 description 1
- 229910021417 amorphous silicon Inorganic materials 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 229910052681 coesite Inorganic materials 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 229910052906 cristobalite Inorganic materials 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 230000002706 hydrostatic effect Effects 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 229910001338 liquidmetal Inorganic materials 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000011777 magnesium Substances 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
- 150000002739 metals Chemical group 0.000 description 1
- 239000012299 nitrogen atmosphere Substances 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 235000011837 pasties Nutrition 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000002985 plastic film Substances 0.000 description 1
- 229920006255 plastic film Polymers 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
- 238000001812 pycnometry Methods 0.000 description 1
- 150000004760 silicates Chemical class 0.000 description 1
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 229910052682 stishovite Inorganic materials 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- 229910052905 tridymite Inorganic materials 0.000 description 1
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/515—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics
- C04B35/58—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides
- C04B35/584—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides based on silicon nitride
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Ceramic Products (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1147278 | 1978-11-08 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2945146A1 DE2945146A1 (de) | 1980-05-29 |
| DE2945146C2 true DE2945146C2 (en, 2012) | 1989-03-23 |
Family
ID=4373831
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19792945146 Granted DE2945146A1 (de) | 1978-11-08 | 1979-11-06 | Sintermasse auf der basis von siliziumnitrid |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US4264547A (en, 2012) |
| JP (2) | JPS55104976A (en, 2012) |
| DE (1) | DE2945146A1 (en, 2012) |
| GB (1) | GB2035981B (en, 2012) |
Families Citing this family (32)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4280973A (en) * | 1979-11-14 | 1981-07-28 | Ford Motor Company | Process for producing Si3 N4 base articles by the cold press sinter method |
| DE3141590C2 (de) * | 1980-10-20 | 1985-01-03 | Kobe Steel, Ltd., Kobe, Hyogo | Verfahren zur Herstellung von hochdichtem gesintertem Siliziumnitrid |
| US5445776A (en) * | 1980-10-20 | 1995-08-29 | Kabushiki Kaisha Kobe Seiko Sho | Method for producing high density sintered silicon nitride (Si3 N.sub.4 |
| US4777822A (en) * | 1981-02-05 | 1988-10-18 | Sumitomo Electric Industries, Ltd. | Method of hot rolling copper |
| SE438849B (sv) * | 1981-05-25 | 1985-05-13 | Svenska Silikatforskning | Forfarande vid framstellning av formkroppar av kiselnitridbaserade material |
| JPS5855316A (ja) * | 1981-09-24 | 1983-04-01 | Toyo Soda Mfg Co Ltd | 窒化珪素粉末の製造法 |
| DE3266050D1 (en) * | 1981-10-12 | 1985-10-10 | Sumitomo Electric Industries | Method for sintering silicon nitride |
| JPS5953245U (ja) * | 1982-09-30 | 1984-04-07 | 株式会社島津製作所 | 差圧伝送器 |
| JPS59107908A (ja) * | 1982-12-08 | 1984-06-22 | Toyo Soda Mfg Co Ltd | 焼結性に優れた窒化珪素粉末の製造法 |
| JPS59184770A (ja) * | 1983-04-04 | 1984-10-20 | 日本碍子株式会社 | 窒化珪素焼結体およびその製造法 |
| US4603116A (en) * | 1984-04-09 | 1986-07-29 | Gte Laboratories Incorporated | Silicon nitride based ceramics and method |
| EP0175041B1 (en) * | 1984-09-19 | 1988-12-07 | Battelle Memorial Institute | Silicon nitride sintered bodies and a method for their production |
| JPS61127348A (ja) * | 1984-11-27 | 1986-06-14 | 日本特殊陶業株式会社 | セラミツクスと金属との複合体 |
| US4608354A (en) * | 1984-12-24 | 1986-08-26 | Gte Laboratories Incorporated | Silicon nitride substrate |
| JPS61163170A (ja) * | 1985-01-14 | 1986-07-23 | トヨタ自動車株式会社 | Ｓｉ↓３Ｎ↓４焼結体の製造方法 |
| JPS61178473A (ja) * | 1985-02-01 | 1986-08-11 | トヨタ自動車株式会社 | Ｓｉ↓３ Ｎ↓４焼結体の製造方法 |
| DE3504145A1 (de) * | 1985-02-07 | 1986-08-07 | Basf Ag, 6700 Ludwigshafen | Neues verfahren zur herstellung hochfester und hochtemperaturbestaendiger keramischer formteile aus siliziumnitrid |
| JPS61186263A (ja) * | 1985-02-13 | 1986-08-19 | トヨタ自動車株式会社 | 窒化珪素焼結体の製造方法 |
| JPS61191564A (ja) * | 1985-02-18 | 1986-08-26 | トヨタ自動車株式会社 | 窒化珪素焼結体およびその製造方法 |
| JPS61191565A (ja) * | 1985-02-18 | 1986-08-26 | トヨタ自動車株式会社 | 窒化珪素焼結体の製造方法 |
| US4935388A (en) * | 1985-04-29 | 1990-06-19 | Norton Company | Rolling contact bearings, material for bearing surfaces, and process therefor |
| US4693481A (en) * | 1985-05-31 | 1987-09-15 | Westinghouse Electric Corp. | Film-riding shaft seal formed from high-purity silicon nitride |
| JPS62209946A (ja) * | 1986-03-11 | 1987-09-16 | Hitachi Ltd | デ−タ転送方式 |
| GB2256651B (en) * | 1986-07-15 | 1993-06-30 | Norton Co | Improved rolling contact bearing,material for bearing surfaces,and processes therefor |
| JPH0163753U (en, 2012) * | 1987-10-19 | 1989-04-24 | ||
| US4781874A (en) * | 1987-10-23 | 1988-11-01 | Eaton Corporation | Process for making silicon nitride articles |
| DE3839701C3 (de) * | 1987-11-26 | 1994-08-04 | Ngk Insulators Ltd | Verfahren zur Herstellung eines homogenen Siliciumnitrid-Sinterkörpers |
| DE4025239C1 (en, 2012) * | 1990-08-09 | 1991-12-19 | Hoechst Ceramtec Ag, 8672 Selb, De | |
| DE4038003C2 (de) * | 1990-11-29 | 1997-01-02 | Bayer Ag | Verfahren zur Herstellung von Sinterwerkstoffen auf Si¶3¶N¶4¶-Basis |
| DE4126510C2 (de) * | 1991-08-08 | 1997-02-13 | Fraunhofer Ges Forschung | Verfahren zur Herstellung von Siliziumnitridsinterkörpern hoher Festigkeit und Zähigkeit |
| US5376602A (en) * | 1993-12-23 | 1994-12-27 | The Dow Chemical Company | Low temperature, pressureless sintering of silicon nitride |
| CN113429211B (zh) * | 2021-08-27 | 2021-11-02 | 中南大学湘雅医院 | 一种氮化硅陶瓷材料及其制备方法 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3991166A (en) * | 1972-01-11 | 1976-11-09 | Joseph Lucas (Industries) Limited | Ceramic materials |
| JPS523647B2 (en, 2012) * | 1972-10-24 | 1977-01-29 | ||
| US3992497A (en) * | 1973-05-18 | 1976-11-16 | Westinghouse Electric Corporation | Pressureless sintering silicon nitride powders |
| US3989782A (en) * | 1973-12-29 | 1976-11-02 | Joseph Lucas Limited | Method of forming a sintered ceramic product |
| US3953221A (en) * | 1975-04-22 | 1976-04-27 | The United States Of America As Represented By The Secretary Of The Navy | Fully dense ceramic article and process employing magnesium oxide as a sintering aid |
| US4073845A (en) * | 1976-01-29 | 1978-02-14 | Gte Sylvania Incorporated | High density high strength S13 N4 ceramics prepared by pressureless sintering of partly crystalline, partly amorphous S13 N4 powder |
| US4099979A (en) * | 1976-12-29 | 1978-07-11 | Westinghouse Electric Corp. | Si3 N4 Hot-pressed with MgO |
-
1979
- 1979-10-26 US US06/088,598 patent/US4264547A/en not_active Expired - Lifetime
- 1979-11-06 DE DE19792945146 patent/DE2945146A1/de active Granted
- 1979-11-07 GB GB7938602A patent/GB2035981B/en not_active Expired
- 1979-11-08 JP JP14394379A patent/JPS55104976A/ja active Granted
-
1983
- 1983-03-07 JP JP58036060A patent/JPS5939770A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6220150B2 (en, 2012) | 1987-05-06 |
| JPS5939770A (ja) | 1984-03-05 |
| GB2035981B (en) | 1982-11-10 |
| GB2035981A (en) | 1980-06-25 |
| JPS55104976A (en) | 1980-08-11 |
| JPH0147428B2 (en, 2012) | 1989-10-13 |
| DE2945146A1 (de) | 1980-05-29 |
| US4264547A (en) | 1981-04-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8127 | New person/name/address of the applicant |
Owner name: NGK INSULATORS LTD., NAGOYA, AICHI, JP |
|
| 8110 | Request for examination paragraph 44 | ||
| 8128 | New person/name/address of the agent |
Representative=s name: MUELLER-BOERNER, R., DIPL.-ING., 1000 BERLIN WEY, |
|
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |