SG11201509668RA - Method for manufacturing glass substrate for magnetic disk, method for manufacturing magnetic disk, and grinding wheel - Google Patents
Method for manufacturing glass substrate for magnetic disk, method for manufacturing magnetic disk, and grinding wheelInfo
- Publication number
- SG11201509668RA SG11201509668RA SG11201509668RA SG11201509668RA SG11201509668RA SG 11201509668R A SG11201509668R A SG 11201509668RA SG 11201509668R A SG11201509668R A SG 11201509668RA SG 11201509668R A SG11201509668R A SG 11201509668RA SG 11201509668R A SG11201509668R A SG 11201509668RA
- Authority
- SG
- Singapore
- Prior art keywords
- magnetic disk
- manufacturing
- glass substrate
- grinding wheel
- manufacturing glass
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/84—Processes or apparatus specially adapted for manufacturing record carriers
- G11B5/8404—Processes or apparatus specially adapted for manufacturing record carriers manufacturing base layers
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C3/00—Glass compositions
- C03C3/04—Glass compositions containing silica
- C03C3/076—Glass compositions containing silica with 40% to 90% silica, by weight
- C03C3/083—Glass compositions containing silica with 40% to 90% silica, by weight containing aluminium oxide or an iron compound
- C03C3/085—Glass compositions containing silica with 40% to 90% silica, by weight containing aluminium oxide or an iron compound containing an oxide of a divalent metal
- C03C3/087—Glass compositions containing silica with 40% to 90% silica, by weight containing aluminium oxide or an iron compound containing an oxide of a divalent metal containing calcium oxide, e.g. common sheet or container glass
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geochemistry & Mineralogy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Manufacturing Of Magnetic Record Carriers (AREA)
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
- Polishing Bodies And Polishing Tools (AREA)
- Surface Treatment Of Glass (AREA)
- Magnetic Record Carriers (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013135865 | 2013-06-28 | ||
| PCT/JP2014/067139 WO2014208718A1 (en) | 2013-06-28 | 2014-06-27 | Method for manufacturing glass substrate for magnetic disk, method for manufacturing magnetic disk, and grinding wheel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SG11201509668RA true SG11201509668RA (en) | 2016-01-28 |
Family
ID=52142043
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SG11201509668RA SG11201509668RA (en) | 2013-06-28 | 2014-06-27 | Method for manufacturing glass substrate for magnetic disk, method for manufacturing magnetic disk, and grinding wheel |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JP6170557B2 (en) |
| CN (1) | CN105164753B (en) |
| MY (1) | MY181286A (en) |
| SG (1) | SG11201509668RA (en) |
| WO (1) | WO2014208718A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI754192B (en) * | 2019-12-13 | 2022-02-01 | 孫春雨 | Cutter wheel capable of adjusting blade sharpness through changing blade included angles |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03251356A (en) * | 1990-02-28 | 1991-11-08 | Toyota Motor Corp | Chamfering for groove |
| JP4742845B2 (en) * | 2005-12-15 | 2011-08-10 | 信越半導体株式会社 | Method for processing chamfered portion of semiconductor wafer and method for correcting groove shape of grindstone |
| JP2010005772A (en) * | 2008-06-30 | 2010-01-14 | Hoya Corp | Method of processing glass substrate for magnetic disk, method of manufacturing glass substrate for magnetic disk, glass substrate for magnetic disk, and method of manufacturing magnetic disk |
| JP5556800B2 (en) * | 2011-12-16 | 2014-07-23 | 旭硝子株式会社 | Polishing brush, glass substrate end surface polishing method, and glass substrate manufacturing method |
-
2014
- 2014-06-27 SG SG11201509668RA patent/SG11201509668RA/en unknown
- 2014-06-27 WO PCT/JP2014/067139 patent/WO2014208718A1/en active Application Filing
- 2014-06-27 JP JP2015524130A patent/JP6170557B2/en active Active
- 2014-06-27 MY MYPI2015704241A patent/MY181286A/en unknown
- 2014-06-27 CN CN201480024099.7A patent/CN105164753B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| WO2014208718A1 (en) | 2014-12-31 |
| JP6170557B2 (en) | 2017-07-26 |
| MY181286A (en) | 2020-12-21 |
| CN105164753B (en) | 2018-04-17 |
| JPWO2014208718A1 (en) | 2017-02-23 |
| CN105164753A (en) | 2015-12-16 |
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