SG11202100826TA - Method for manufacturing glass substrate and method for manufacturing magnetic disk - Google Patents
Method for manufacturing glass substrate and method for manufacturing magnetic diskInfo
- Publication number
- SG11202100826TA SG11202100826TA SG11202100826TA SG11202100826TA SG11202100826TA SG 11202100826T A SG11202100826T A SG 11202100826TA SG 11202100826T A SG11202100826T A SG 11202100826TA SG 11202100826T A SG11202100826T A SG 11202100826TA SG 11202100826T A SG11202100826T A SG 11202100826TA
- Authority
- SG
- Singapore
- Prior art keywords
- manufacturing
- glass substrate
- magnetic disk
- manufacturing glass
- manufacturing magnetic
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 title 2
- 238000000034 method Methods 0.000 title 2
- 239000011521 glass Substances 0.000 title 1
- 239000000758 substrate Substances 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B33/00—Severing cooled glass
- C03B33/02—Cutting or splitting sheet glass or ribbons; Apparatus or machines therefor
- C03B33/04—Cutting or splitting in curves, especially for making spectacle lenses
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
- B23K26/06—Shaping the laser beam, e.g. by masks or multi-focusing
- B23K26/062—Shaping the laser beam, e.g. by masks or multi-focusing by direct control of the laser beam
- B23K26/0622—Shaping the laser beam, e.g. by masks or multi-focusing by direct control of the laser beam by shaping pulses
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/36—Removing material
- B23K26/38—Removing material by boring or cutting
- B23K26/382—Removing material by boring or cutting by boring
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/50—Working by transmitting the laser beam through or within the workpiece
- B23K26/53—Working by transmitting the laser beam through or within the workpiece for modifying or reforming the material inside the workpiece, e.g. for producing break initiation cracks
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B33/00—Severing cooled glass
- C03B33/02—Cutting or splitting sheet glass or ribbons; Apparatus or machines therefor
- C03B33/0222—Scoring using a focussed radiation beam, e.g. laser
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B33/00—Severing cooled glass
- C03B33/09—Severing cooled glass by thermal shock
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B33/00—Severing cooled glass
- C03B33/09—Severing cooled glass by thermal shock
- C03B33/091—Severing cooled glass by thermal shock using at least one focussed radiation beam, e.g. laser beam
-
- 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
- C03C19/00—Surface treatment of glass, not in the form of fibres or filaments, by mechanical means
-
- 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
- C03C21/00—Treatment of glass, not in the form of fibres or filaments, by diffusing ions or metals in the surface
-
- 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
- C03C23/00—Other surface treatment of glass not in the form of fibres or filaments
- C03C23/0005—Other surface treatment of glass not in the form of fibres or filaments by irradiation
- C03C23/0025—Other surface treatment of glass not in the form of fibres or filaments by irradiation by a laser beam
-
- 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
- C03C23/00—Other surface treatment of glass not in the form of fibres or filaments
- C03C23/007—Other surface treatment of glass not in the form of fibres or filaments by thermal treatment
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2103/00—Materials to be soldered, welded or cut
- B23K2103/50—Inorganic material, e.g. metals, not provided for in B23K2103/02 – B23K2103/26
- B23K2103/54—Glass
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Optics & Photonics (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Plasma & Fusion (AREA)
- Thermal Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Manufacturing Of Magnetic Record Carriers (AREA)
- Laser Beam Processing (AREA)
- Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2018/028269 WO2020021705A1 (en) | 2018-07-27 | 2018-07-27 | Manufacturing method for glass substrate and manufacturing method for magnetic disc |
PCT/JP2019/029530 WO2020022510A1 (en) | 2018-07-27 | 2019-07-26 | Manufacturing method for glass substrate and manufacturing method for magnetic disc |
Publications (1)
Publication Number | Publication Date |
---|---|
SG11202100826TA true SG11202100826TA (en) | 2021-03-30 |
Family
ID=69181399
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SG11202100826TA SG11202100826TA (en) | 2018-07-27 | 2019-07-26 | Method for manufacturing glass substrate and method for manufacturing magnetic disk |
Country Status (5)
Country | Link |
---|---|
US (2) | US12084376B2 (en) |
JP (3) | JP6836694B2 (en) |
CN (1) | CN112512741B (en) |
SG (1) | SG11202100826TA (en) |
WO (2) | WO2020021705A1 (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
MY204661A (en) * | 2018-01-31 | 2024-09-07 | Hoya Corp | Method for producing glass substrate for magnetic disk |
US11270724B1 (en) * | 2021-03-04 | 2022-03-08 | Western Digital Technologies, Inc. | Glass substrates for heat assisted magnetic recording (HAMR) and methods and apparatus for use with the glass substrates |
CN117120385A (en) * | 2021-03-31 | 2023-11-24 | 豪雅株式会社 | Method for manufacturing annular glass substrate, and method for manufacturing glass substrate for magnetic disk |
JP2024123284A (en) * | 2021-07-05 | 2024-09-11 | Hoya株式会社 | Glass substrate manufacturing method and disk-shaped glass substrate |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2785906B2 (en) * | 1994-02-14 | 1998-08-13 | 日本板硝子株式会社 | Glass plate cutting method |
US6829910B1 (en) * | 2000-04-25 | 2004-12-14 | Asahi Glass Company, Ltd. | Removal of enclosed glass parts after cutting using heating and cooling techniques |
JP4786783B2 (en) | 2000-08-18 | 2011-10-05 | 日本板硝子株式会社 | Method for cutting glass plate and glass disk for recording medium |
JP4225375B2 (en) * | 2002-03-01 | 2009-02-18 | Hoya株式会社 | Manufacturing method of glass substrate |
JP5126351B2 (en) * | 2009-12-25 | 2013-01-23 | 旭硝子株式会社 | Disk-shaped glass substrate and method for manufacturing disk-shaped glass substrate |
JP2014534939A (en) * | 2011-09-21 | 2014-12-25 | レイディアンス,インコーポレイテッド | System and process for cutting material |
WO2014051152A1 (en) | 2012-09-28 | 2014-04-03 | Hoya株式会社 | Glass substrate for magnetic disk, and magnetic disk |
JP6140047B2 (en) * | 2013-09-30 | 2017-05-31 | Hoya株式会社 | Manufacturing method of glass substrate for magnetic disk |
US10017410B2 (en) | 2013-10-25 | 2018-07-10 | Rofin-Sinar Technologies Llc | Method of fabricating a glass magnetic hard drive disk platter using filamentation by burst ultrafast laser pulses |
US11053156B2 (en) | 2013-11-19 | 2021-07-06 | Rofin-Sinar Technologies Llc | Method of closed form release for brittle materials using burst ultrafast laser pulses |
CN106132627B (en) * | 2015-01-13 | 2018-09-07 | 罗芬-新纳技术有限责任公司 | For carrying out scribing and the then method and system of progress chemical etching to fragile material |
CN107922237B (en) * | 2015-03-24 | 2022-04-01 | 康宁股份有限公司 | Laser cutting and processing of display glass compositions |
JP6654813B2 (en) | 2015-06-02 | 2020-02-26 | 川崎重工業株式会社 | Chamfering apparatus and chamfering method |
DE102015111490A1 (en) | 2015-07-15 | 2017-01-19 | Schott Ag | Method and device for laser-assisted separation of a section from a flat glass element |
WO2017115871A1 (en) * | 2015-12-28 | 2017-07-06 | Hoya株式会社 | Annular glass blank, method for manufacturing annular glass blank, method for manufacturing annular glass substrate, and method for manufacturing glass substrate for magnetic disc |
KR20220078719A (en) * | 2016-05-06 | 2022-06-10 | 코닝 인코포레이티드 | Laser cutting and removal of contoured shapes from transparent substrates |
JP2021516159A (en) | 2019-02-12 | 2021-07-01 | ハンズ レーザー テクノロジー インダストリー グループ カンパニー リミテッド | Processing methods, equipment and systems for hard and brittle material products |
-
2018
- 2018-07-27 WO PCT/JP2018/028269 patent/WO2020021705A1/en active Application Filing
-
2019
- 2019-07-26 CN CN201980049738.8A patent/CN112512741B/en active Active
- 2019-07-26 SG SG11202100826TA patent/SG11202100826TA/en unknown
- 2019-07-26 WO PCT/JP2019/029530 patent/WO2020022510A1/en active Application Filing
- 2019-07-26 US US17/263,019 patent/US12084376B2/en active Active
- 2019-07-26 JP JP2020532520A patent/JP6836694B2/en active Active
-
2021
- 2021-02-05 JP JP2021017765A patent/JP7458335B2/en active Active
-
2024
- 2024-03-18 JP JP2024042075A patent/JP2024079731A/en active Pending
- 2024-08-29 US US18/819,335 patent/US20240425403A1/en active Pending
Also Published As
Publication number | Publication date |
---|---|
CN112512741B (en) | 2023-08-11 |
JP7458335B2 (en) | 2024-03-29 |
JP6836694B2 (en) | 2021-03-03 |
JP2024079731A (en) | 2024-06-11 |
US20210230042A1 (en) | 2021-07-29 |
WO2020021705A1 (en) | 2020-01-30 |
JP2021075459A (en) | 2021-05-20 |
CN112512741A (en) | 2021-03-16 |
US12084376B2 (en) | 2024-09-10 |
JPWO2020022510A1 (en) | 2021-03-11 |
US20240425403A1 (en) | 2024-12-26 |
WO2020022510A1 (en) | 2020-01-30 |
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