JP4167094B2 - レーザ加工方法 - Google Patents

レーザ加工方法 Download PDF

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Publication number
JP4167094B2
JP4167094B2 JP2003063838A JP2003063838A JP4167094B2 JP 4167094 B2 JP4167094 B2 JP 4167094B2 JP 2003063838 A JP2003063838 A JP 2003063838A JP 2003063838 A JP2003063838 A JP 2003063838A JP 4167094 B2 JP4167094 B2 JP 4167094B2
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Japan
Prior art keywords
workpiece
region
laser
cutting
modified region
Prior art date
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Expired - Lifetime
Application number
JP2003063838A
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English (en)
Japanese (ja)
Other versions
JP2004268104A5 (ru
JP2004268104A (ja
Inventor
憲志 福満
文嗣 福世
直己 内山
敏光 和久田
一弘 渥美
憲一 村松
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hamamatsu Photonics KK
Original Assignee
Hamamatsu Photonics KK
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hamamatsu Photonics KK filed Critical Hamamatsu Photonics KK
Priority to JP2003063838A priority Critical patent/JP4167094B2/ja
Publication of JP2004268104A publication Critical patent/JP2004268104A/ja
Publication of JP2004268104A5 publication Critical patent/JP2004268104A5/ja
Application granted granted Critical
Publication of JP4167094B2 publication Critical patent/JP4167094B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • 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
    • B23K26/03—Observing, e.g. monitoring, the workpiece
    • B23K26/032—Observing, e.g. monitoring, the workpiece using optical means
    • 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
    • B23K26/08—Devices involving relative movement between laser beam and workpiece
    • B23K26/083—Devices involving movement of the workpiece in at least one axial direction
    • B23K26/0853—Devices involving movement of the workpiece in at least in two axial directions, e.g. in a plane
    • 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
    • B23K26/40—Removing material taking account of the properties of the material involved
    • 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
    • C03B33/09—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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mechanical Engineering (AREA)
  • Plasma & Fusion (AREA)
  • Chemical & Material Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Thermal Sciences (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
  • Dicing (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
  • Laser Beam Processing (AREA)
JP2003063838A 2003-03-10 2003-03-10 レーザ加工方法 Expired - Lifetime JP4167094B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2003063838A JP4167094B2 (ja) 2003-03-10 2003-03-10 レーザ加工方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2003063838A JP4167094B2 (ja) 2003-03-10 2003-03-10 レーザ加工方法

Publications (3)

Publication Number Publication Date
JP2004268104A JP2004268104A (ja) 2004-09-30
JP2004268104A5 JP2004268104A5 (ru) 2006-04-27
JP4167094B2 true JP4167094B2 (ja) 2008-10-15

Family

ID=33125319

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2003063838A Expired - Lifetime JP4167094B2 (ja) 2003-03-10 2003-03-10 レーザ加工方法

Country Status (1)

Country Link
JP (1) JP4167094B2 (ru)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10562130B1 (en) 2018-12-29 2020-02-18 Cree, Inc. Laser-assisted method for parting crystalline material
US10576585B1 (en) 2018-12-29 2020-03-03 Cree, Inc. Laser-assisted method for parting crystalline material
US10611052B1 (en) 2019-05-17 2020-04-07 Cree, Inc. Silicon carbide wafers with relaxed positive bow and related methods
US11024501B2 (en) 2018-12-29 2021-06-01 Cree, Inc. Carrier-assisted method for parting crystalline material along laser damage region

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100906543B1 (ko) * 2004-12-08 2009-07-07 가부시키가이샤 레이져 솔루션즈 피분할체에 있어서의 분할 기점 형성 방법, 피분할체의 분할 방법, 및 펄스 레이저광에 의한 피가공물의 가공방법
JP4555092B2 (ja) * 2005-01-05 2010-09-29 株式会社ディスコ レーザー加工装置
US8153511B2 (en) 2005-05-30 2012-04-10 Semiconductor Energy Laboratory Co., Ltd. Method for manufacturing semiconductor device
JP4845592B2 (ja) * 2005-05-30 2011-12-28 株式会社半導体エネルギー研究所 半導体装置の作製方法
JP4835830B2 (ja) * 2005-12-22 2011-12-14 株式会社東京精密 エキスパンド方法、装置及びダイシング装置
US8341976B2 (en) 2009-02-19 2013-01-01 Corning Incorporated Method of separating strengthened glass
US8327666B2 (en) * 2009-02-19 2012-12-11 Corning Incorporated Method of separating strengthened glass
JP2013503105A (ja) 2009-08-28 2013-01-31 コーニング インコーポレイテッド 化学強化ガラス基板からガラス品をレーザ割断するための方法
WO2014030521A1 (ja) * 2012-08-21 2014-02-27 旭硝子株式会社 複合シートの切断方法、ガラスシートの切断方法、複合シートの切断片
US9676167B2 (en) * 2013-12-17 2017-06-13 Corning Incorporated Laser processing of sapphire substrate and related applications
JP6260601B2 (ja) * 2015-10-02 2018-01-17 日亜化学工業株式会社 半導体素子の製造方法
JP6991475B2 (ja) * 2017-05-24 2022-01-12 協立化学産業株式会社 加工対象物切断方法
JP7339509B2 (ja) 2019-08-02 2023-09-06 日亜化学工業株式会社 発光素子の製造方法
KR20210038335A (ko) 2019-09-30 2021-04-07 니치아 카가쿠 고교 가부시키가이샤 발광 소자의 제조 방법

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10562130B1 (en) 2018-12-29 2020-02-18 Cree, Inc. Laser-assisted method for parting crystalline material
US10576585B1 (en) 2018-12-29 2020-03-03 Cree, Inc. Laser-assisted method for parting crystalline material
US11024501B2 (en) 2018-12-29 2021-06-01 Cree, Inc. Carrier-assisted method for parting crystalline material along laser damage region
US11219966B1 (en) 2018-12-29 2022-01-11 Wolfspeed, Inc. Laser-assisted method for parting crystalline material
US11826846B2 (en) 2018-12-29 2023-11-28 Wolfspeed, Inc. Laser-assisted method for parting crystalline material
US11901181B2 (en) 2018-12-29 2024-02-13 Wolfspeed, Inc. Carrier-assisted method for parting crystalline material along laser damage region
US11911842B2 (en) 2018-12-29 2024-02-27 Wolfspeed, Inc. Laser-assisted method for parting crystalline material
US10611052B1 (en) 2019-05-17 2020-04-07 Cree, Inc. Silicon carbide wafers with relaxed positive bow and related methods
US11034056B2 (en) 2019-05-17 2021-06-15 Cree, Inc. Silicon carbide wafers with relaxed positive bow and related methods
US11654596B2 (en) 2019-05-17 2023-05-23 Wolfspeed, Inc. Silicon carbide wafers with relaxed positive bow and related methods

Also Published As

Publication number Publication date
JP2004268104A (ja) 2004-09-30

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