WO2005100283A1 - 耐熱衝撃性表面改質方法をその部材 - Google Patents
耐熱衝撃性表面改質方法をその部材 Download PDFInfo
- Publication number
- WO2005100283A1 WO2005100283A1 PCT/JP2005/007111 JP2005007111W WO2005100283A1 WO 2005100283 A1 WO2005100283 A1 WO 2005100283A1 JP 2005007111 W JP2005007111 W JP 2005007111W WO 2005100283 A1 WO2005100283 A1 WO 2005100283A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- thermal shock
- shock resistance
- injection
- ceramic
- uniformly distributed
- Prior art date
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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
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/009—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone characterised by the material treated
-
- 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
- C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
- C04B35/10—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on aluminium oxide
-
- 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
- C04B35/56—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 carbides or oxycarbides
- C04B35/565—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 carbides or oxycarbides based on silicon carbide
-
- 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
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/53—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone involving the removal of at least part of the materials of the treated article, e.g. etching, drying of hardened concrete
-
- 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
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/80—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone of only ceramics
- C04B41/91—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone of only ceramics involving the removal of part of the materials of the treated articles, e.g. etching
Definitions
- the present invention improves the thermal shock resistance of ceramic members that require high thermal shock resistance for use in more rapid heating-cooling cycles in a wide temperature range from room temperature to 150 ° C. And a thermal shock resistant member obtained by the method.
- ceramic members that are required to have thermal shock resistance include a dome for an etcher, an electrostatic chuck, a vacuum chuck, a susceptor, and a handheld device that constitute a semiconductor manufacturing apparatus.
- Arm dummy wafer, wafer heater, window of high-temperature reactor, reaction tube and wafer boat of diffusion furnace, thermocouple protection tube, radiant tube for melting aluminum alloy, stoke for low-pressure fabrication, and molten aluminum alloy
- static electricity is used as a method to fix and hold semiconductor wafers in each process such as transporting semiconductor wafers, forming patterns, forming thin films such as CVD and sputtering, plasma talling, etching and dicing.
- Chuck is used. Electrostatic The chuck holds the semiconductor wafer on the chucking surface of the electrostatic chuck by applying a voltage to the electrostatic chuck to obtain an electrostatic chucking force.
- This electrostatic chuck is required to have high thermal conductivity and high thermal shock resistance because it is rapidly heated and cooled while adsorbing and holding a semiconductor wafer in a thin film forming or plasma cleaning process.
- electrostatic Chiya Tsu force is also a vacuum chuck that uses a vacuum suction force is used for other click s, similar electrostatic chuck, a semiconductor wafer rapidly while maintaining suction High thermal conductivity and high thermal shock resistance are required to be heated and cooled.
- a susceptor used for mounting a semiconductor wafer when forming an epitaxially grown film on the surface of the semiconductor wafer by the CVD method or when manufacturing a semiconductor a sputtering process, a CVD process, an ion implantation process, and the like.
- ⁇ ⁇ ⁇ Dummy wafers used for investigating, evaluating, inspecting, and preventing the adhesion of contaminants, etc., for various treatment conditions such as thermal diffusion treatment also have strict durability against multiple thermal cycles, thermal shock resistance, etc. Is required.
- Japanese Patent Application Laid-Open No. Hei 4-131331 discloses that, among the types of structural members exemplified above, related to a dummy wafer, it is formed by increasing the thickness of a silicon substrate. It describes that it is possible to improve the strength against distortion caused by the film thickness.
- Japanese Patent Application Laid-Open No. 11-2798966 discloses that the surface of a substrate composed of at least one of SiC, SiaN4, and A1N sintered bodies is disclosed. In order to form an extremely dense and void-free SiC film Therefore, it is described that the member is extremely excellent in heat cycle characteristics and heat shock resistance (heat shock).
- the dummy wafer described in Document 1 whose base material is made of silicon has a problem that cracks are liable to occur due to heat shock due to rapid temperature rise.
- the members made by chemical vapor deposition of SiC described in Document 2 have significantly improved thermal cycle resistance and thermal shock resistance, but have recently been required to further improve the efficiency of semiconductor manufacturing processes.
- the demands for more stringent heating rates have not yet been reached to ensure sufficient reliability.
- the manufacturing process is complicated and costly.
- the correlation between blast material, blast pressure, etc. and toughening properties is discussed.
- the object of the present invention is that cracks are unlikely to occur even by heat shock caused by rapid heating and cooling, and that the time for clearing is significantly reduced, Ceramic materials with improved heat-shock resistance that can increase the productivity of silicon wafers, etc. It is an object of the present invention to provide a method for improving the work characteristics.
- the present inventors have attempted a precision injection processing at room temperature for a ceramic product that requires thermal shock resistance in order to find a method for improving the heat shock resistance of the ceramic material.
- the present inventors have found that dislocations with improved thermal shock resistance are formed depending on the injection processing conditions, and the above-mentioned problem was solved.
- the first aspect of the present invention is as follows: (1) The thermal shock resistance of a ceramics member that requires thermal shock resistance is as described above. Requirement of pre-Sti thermal shock resistance by using an injection material consisting of fine particles with a convex curved surface with an average particle size of 5 ⁇ m to 200 ⁇ m or less, which is equal to or less than the hardness of ceramic members Forming a linear dislocation structure uniformly distributed on the surface of the ceramics member to be manufactured, wherein the surface heat resistance of the ceramics member which is required to have thermal shock resistance is characterized. (2) The plastic working is preferably performed at an injection pressure of 0.1 to 0.5 MPa and an injection speed of 20 m / sec.
- the second aspect of the present invention is that (4) the material constituting the ceramics member which is required to have thermal shock resistance is aluminum, silicon nitride, sialon, aluminum nitride, silicon carbide.
- dislocation density of at a linear dislocations uniformly distributed is the measurement using a transmission type electron microscope in the surface of a substrate made of either having 1 XI 0 of 4 ⁇ 9 XI 0 1 3 cm 2 tissue This is a thermal shock resistant member characterized by this.
- a ceramic member that requires thermal shock resistance is a dome for an etcher, an electrostatic chuck, a vacuum chuck, a susceptor, a handling arm, a dummy wafer, and a wafer heater.
- Heater high-temperature reactor window, diffusion furnace reaction tube, wafer boat, thermocouple protection tube, aluminum alloy melting radiant tube, low-pressure stalk, aluminum alloy melt Thermal shock resistance as described in (4) above, including blades, die-cast machine sleeves, piping parts, high-temperature bearings, shafts, heat sink substrates for power modules, heat-dissipating insulating substrates, and turbine blades It is a member.
- Dislocation tissue was processed to form the resulting structure member having the features 1 were measured by a transmission electron microscope XI 0 4 ⁇ 9 XI 0 1 3 cm- 2
- the microstructure has a dislocation density of less than several tens of microns, which improves the thermal shock resistance and heat cycle characteristics.
- a substrate made of ceramics having a large thermal shock resistance is basically preferable. Safya), high-purity aluminum, silicon nitride, sialon, aluminum nitride and silicon carbide are particularly excellent.
- FIG. 1 is a conceptual diagram of an apparatus for performing an injection process for realizing room-temperature plastic working according to the present invention.
- 1 is the cabinet of the device
- 2 is the cabinet door
- 3 is the injection nozzle
- 4 is the workpiece (processed ceramics)
- 5 is the X_Y table
- 6 is the X-Y
- the table drive unit 7 is an injection material (surface toughened structure forming injection material) recovery device.
- FIG. 2 is a transmission electron micrograph of a structure in which uniformly distributed linear dislocations have been formed obtained by the surface toughening method of the present invention. It is observed that the dislocation density is high.
- FIG. 3 shows the thermal shock temperature difference characteristics of the alumina test piece of Example 3 as a function of the temperature difference and the crack growth (length). It is clear that the thermal shock resistance was improved in the actual product.
- Fig. 1 shows an apparatus (precise product name: Micro, manufactured by Shinto Prater Co., Ltd.) for performing precision injection processing for realizing room-temperature plastic working according to the present invention.
- the plastic working injection material that differs depending on the ceramic product to be processed is a product consisting of a tape 5 that can move in the X-Y direction because the product shown in Fig. 1 is a plate-like ceramic product 4.
- Injection is performed from the injection nozzle 3 to the ceramic product to be processed held by the holding member while controlling the injection pressure, the injection amount B of the plastic working injection material, and the like. The same effect can be obtained even if the injection nozzle can be moved in the XY directions.
- the used plastic working material is collected by the recovery device 7, separated from the deteriorated material and reused.
- the material can be injected with a gas or with a liquid, such as a liquid honing.
- the injection speed of 20 m / sec to 250 m / sec is a condition for jetting the injection material vertically to the sample surface.
- the lower limit of the injection speed is limited from the viewpoint of workability of plastic processing (precision injection processing), and the upper limit is limited to a range where inconvenience such as generation of chipping does not occur.
- a ceramic substrate having a high thermal shock resistance is preferable as the substrate.
- Test pieces made of single crystal alumina (sapphire), high-purity alumina, silicon nitride, sialon, aluminum nitride, and silicon carbide materials are used in ceramic materials with high thermal shock resistance. This perform precision blasting treatment, transformed into a transmission electron microscope 1 XI 0 4 ⁇ 9 XI 0 1 3 cm- 2 of existing tissue dislocation density in accordance with the measurement has the following several tens Mi click Ron tissue I do.
- JIS test piece size square test pieces of various ceramics After the production, a surface treatment was performed according to the above configuration A. This square side test piece was subjected to a test for heat shock resistance based on a heat shock test (R1615) of the JIS method.
- test piece heated to a predetermined temperature was dropped into water and examined for cracks. This operation is repeated by gradually increasing the heating temperature until the test piece is cracked by the thermal shock.
- the test piece generates thermal stress due to the difference in cooling rate between the part close to the surface and the inside, and if this stress becomes a tensile stress greater than the tensile strength of the test piece, cracks occur.
- test piece size 3 X 4 X 4 O mm
- test piece temperature 150. C to 100 ° C
- Underwater temperature 20 ° C.
- the material of the injection material, the injection pressure, the injection amount, the processing time, and the like can be experimentally determined under the conditions described in claims 1 and 2. Particularly preferred conditions for the injection pressure are 0.1 to 0.5 Mpa.
- a thin film sample for TEM observation was prepared using a focused ion beam apparatus (Hitachi F-200), and a transmission electron microscope (TEM), JEOL-200 manufactured by JEOL Ltd. 0 CX
- the dislocation density is obtained by determining the length of the dislocation per unit volume. Specifically, (1) measure the thickness of the thin film sample, (2) obtain a TEM observation image of the location where the dislocation density is measured, (3) measure the length of dislocations contained in a unit area from the TEM observation image Then, the dislocation density was measured.
- Tables 1-1 and 1-2 show the surface roughness, dislocation density, thermal shock temperature, and thermal shock of the structural member (Example 110) obtained by changing the sample, the injection material and the injection conditions. The characteristics of the temperature improvement rate are shown in comparison with the sample of the comparative example (Comparative Example 16) without treatment.
- the sample used was a high-purity alumina with a hardness of 160 HV (alumina).
- Silicon nitride, sialon, aluminum nitride and silicon carbide materials were used.
- the thermal shock test was performed according to JIS 1615.
- the dislocation densities in Tables 1-1 and 1-2 are the results of measuring the dislocation densities by TEM observation of a sample that has been subjected to precision injection machining perpendicular to the sample surface in the thickness direction.
- Table 11-1 Thermal shock test results (1)
- the thermal shock resistance of the invented product is higher than that of the untreated product (comparative example column) after normal-temperature plastic working (precision spraying).
- the dislocation density of the formed linear dislocations improved with increasing dislocation density: 400 ° C for alumina, 950 ° C for silicon nitride, 950 ° C for Sialon, and 50.0 ° C for aluminum nitride. It is improved so that it is durable even at a temperature difference of 600 ° C and 600 ° C for silicon carbide.
- Each of the 10 test pieces was heated in an infrared heating furnace from room temperature to 1200 ° C for 10 minutes, held for 15 minutes, and then returned to room temperature. The occurrence of cracks on the body surface was observed. The results are shown in Tables 2-1 and 2-2. The numerical values described in the column of thermal cycle characteristics indicate the number of test pieces in which cracks were observed in the sintered body.
- the treated product of the present invention has a large dislocation density of linear dislocations formed on the sample surface after normal-temperature plastic working (precision blasting). At the same time, cracks could not be observed in the samples subjected to the heat cycle test. On the other hand, cracks were observed in all untreated products. From the above, it was found that the present invention significantly improved the thermal cycle characteristics, and the effectiveness of the present invention was confirmed. Measurement of correlation between thermal shock temperature difference and crack length Example 1 and Comparative Example
- a single crystal alumina specimen (shape: 10 x 10 x 1 tmm) was subjected to precision injection processing under the conditions shown in Table 3 to produce a sample for a thermal shock test.
- Fig. 2 shows a TEM photograph of linear dislocations formed on the surface of a single-crystal alumina specimen obtained by precision injection machining. The indentation of the Vickers hardness tester was introduced into the prepared sample for thermal shock test, and the calo-heat was maintained at 300 ° C, 500 ° C, and 700 ° C for 10 minutes, and then the sample was added to water (200 (° C) and left for 5 minutes.
- the present invention is used in a process in which a cycle of rapid heating and rapid cooling is used, for example, a dome for an etcher, an electrostatic chuck, a vacuum chuck, a susceptor, a non-driving arm, a dummy ueno, a uenooka.
- Sul heat heater 1 high temperature reactor window, diffusion furnace reaction tube and wafer boat, thermocouple protection tube, radiant tube for melting aluminum alloy, low pressure stalk, stirring blade for molten aluminum alloy, die casting It can be used to improve the thermal shock resistance of heat-sink substrates, heat-insulating substrates, turbine blades, etc. for sleeves, piping parts, high-temperature bearings, shafts, and power modules for power machines.
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Coating By Spraying Or Casting (AREA)
- Ceramic Products (AREA)
- Chemical Vapour Deposition (AREA)
- Compositions Of Oxide Ceramics (AREA)
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/599,604 US20080146432A1 (en) | 2004-04-12 | 2005-04-06 | Method of Surface Modification for Thermal Shock Resistance and Member Thereof |
JP2006512347A JPWO2005100283A1 (ja) | 2004-04-12 | 2005-04-06 | 耐熱衝撃性表面改質方法とその部材 |
EP05730145A EP1741688A1 (en) | 2004-04-12 | 2005-04-06 | Method of surface modification for thermal shock resistance and member thereof |
US12/262,252 US20090061738A1 (en) | 2004-04-12 | 2008-10-31 | Method of surface modification for thermal shock resistance and a member thereof |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004116529 | 2004-04-12 | ||
JP2004-116529 | 2004-04-12 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US12/262,252 Continuation US20090061738A1 (en) | 2004-04-12 | 2008-10-31 | Method of surface modification for thermal shock resistance and a member thereof |
Publications (1)
Publication Number | Publication Date |
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WO2005100283A1 true WO2005100283A1 (ja) | 2005-10-27 |
Family
ID=35149917
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2005/007111 WO2005100283A1 (ja) | 2004-04-12 | 2005-04-06 | 耐熱衝撃性表面改質方法をその部材 |
Country Status (7)
Country | Link |
---|---|
US (2) | US20080146432A1 (ja) |
EP (1) | EP1741688A1 (ja) |
JP (1) | JPWO2005100283A1 (ja) |
KR (1) | KR20060130266A (ja) |
CN (1) | CN1942416A (ja) |
TW (1) | TW200536809A (ja) |
WO (1) | WO2005100283A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007113714A (ja) * | 2005-10-21 | 2007-05-10 | Nsk Ltd | 転動装置 |
JP2007246982A (ja) * | 2006-03-15 | 2007-09-27 | Nsk Ltd | 転がり支持装置 |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102006012476A1 (de) * | 2006-03-16 | 2007-09-20 | Robert Bosch Gmbh | Verfahren zum Betreiben eines Sensors |
US9556074B2 (en) * | 2011-11-30 | 2017-01-31 | Component Re-Engineering Company, Inc. | Method for manufacture of a multi-layer plate device |
CN103878703B (zh) * | 2014-03-18 | 2016-03-02 | 广州大学 | 一种耐磨合金钢工件表面的强化研磨方法 |
WO2017066311A1 (en) * | 2015-10-12 | 2017-04-20 | Applied Materials, Inc. | Substrate carrier for active/passive bonding and de-bonding of a substrate |
JP6570581B2 (ja) * | 2017-07-13 | 2019-09-04 | 株式会社不二製作所 | セラミックスの表面処理方法及びセラミックス成品 |
AU2020417294B2 (en) | 2019-12-31 | 2024-04-04 | Cold Jet, Llc | Method and apparatus for enhanced blast stream |
Citations (6)
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JPH05200720A (ja) * | 1992-01-27 | 1993-08-10 | Toyota Motor Corp | セラミック焼結体及びその表面加工方法 |
JPH05201783A (ja) * | 1992-01-27 | 1993-08-10 | Toyota Motor Corp | セラミック焼結体の表面加工方法 |
JPH08295569A (ja) * | 1995-04-27 | 1996-11-12 | Kyocera Corp | 窒化珪素質焼結体およびその製造方法 |
WO2002024605A1 (fr) * | 2000-09-21 | 2002-03-28 | Sintokogio, Ltd. | Procede pour renforcer une ceramique et produit ceramique |
JP2003236755A (ja) * | 2002-02-19 | 2003-08-26 | Sinto Brator Co Ltd | 機能性硬脆材料の表面強靱化方法 |
JP2004136372A (ja) * | 2002-10-15 | 2004-05-13 | Japan Science & Technology Agency | セラミックスの表面強靱化方法及びセラミックス製品 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH07157362A (ja) * | 1993-12-01 | 1995-06-20 | Mitsubishi Materials Corp | 高強度および高靭性を有する酸化アルミニウム基セラミックス |
JP3869172B2 (ja) * | 1999-12-21 | 2007-01-17 | 独立行政法人科学技術振興機構 | 脆性材の表面強靭化方法 |
JP4183969B2 (ja) * | 2002-04-19 | 2008-11-19 | 独立行政法人科学技術振興機構 | 高密度転位を一次元に直線上に配列させた単結晶材料の作製方法 |
JPWO2004103615A1 (ja) * | 2003-05-26 | 2006-07-20 | 独立行政法人科学技術振興機構 | 焼結体切削工具の表面強靱化方法及び高寿命焼結体切削工具 |
-
2005
- 2005-03-09 TW TW094107066A patent/TW200536809A/zh unknown
- 2005-04-06 CN CNA2005800110689A patent/CN1942416A/zh active Pending
- 2005-04-06 WO PCT/JP2005/007111 patent/WO2005100283A1/ja active Application Filing
- 2005-04-06 JP JP2006512347A patent/JPWO2005100283A1/ja active Pending
- 2005-04-06 EP EP05730145A patent/EP1741688A1/en not_active Withdrawn
- 2005-04-06 KR KR1020067023074A patent/KR20060130266A/ko not_active Application Discontinuation
- 2005-04-06 US US10/599,604 patent/US20080146432A1/en not_active Abandoned
-
2008
- 2008-10-31 US US12/262,252 patent/US20090061738A1/en not_active Abandoned
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05200720A (ja) * | 1992-01-27 | 1993-08-10 | Toyota Motor Corp | セラミック焼結体及びその表面加工方法 |
JPH05201783A (ja) * | 1992-01-27 | 1993-08-10 | Toyota Motor Corp | セラミック焼結体の表面加工方法 |
JPH08295569A (ja) * | 1995-04-27 | 1996-11-12 | Kyocera Corp | 窒化珪素質焼結体およびその製造方法 |
WO2002024605A1 (fr) * | 2000-09-21 | 2002-03-28 | Sintokogio, Ltd. | Procede pour renforcer une ceramique et produit ceramique |
JP2003236755A (ja) * | 2002-02-19 | 2003-08-26 | Sinto Brator Co Ltd | 機能性硬脆材料の表面強靱化方法 |
JP2004136372A (ja) * | 2002-10-15 | 2004-05-13 | Japan Science & Technology Agency | セラミックスの表面強靱化方法及びセラミックス製品 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007113714A (ja) * | 2005-10-21 | 2007-05-10 | Nsk Ltd | 転動装置 |
JP2007246982A (ja) * | 2006-03-15 | 2007-09-27 | Nsk Ltd | 転がり支持装置 |
Also Published As
Publication number | Publication date |
---|---|
EP1741688A1 (en) | 2007-01-10 |
US20090061738A1 (en) | 2009-03-05 |
TW200536809A (en) | 2005-11-16 |
KR20060130266A (ko) | 2006-12-18 |
CN1942416A (zh) | 2007-04-04 |
US20080146432A1 (en) | 2008-06-19 |
JPWO2005100283A1 (ja) | 2008-05-22 |
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