JP3670267B2 - レーザ加工方法 - Google Patents

レーザ加工方法 Download PDF

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Publication number
JP3670267B2
JP3670267B2 JP2003067281A JP2003067281A JP3670267B2 JP 3670267 B2 JP3670267 B2 JP 3670267B2 JP 2003067281 A JP2003067281 A JP 2003067281A JP 2003067281 A JP2003067281 A JP 2003067281A JP 3670267 B2 JP3670267 B2 JP 3670267B2
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JP
Japan
Prior art keywords
substrate
cutting
region
processing method
laser processing
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Expired - Lifetime
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JP2003067281A
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English (en)
Japanese (ja)
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JP2003334812A5 (https=
JP2003334812A (ja
Inventor
文嗣 福世
憲志 福満
直己 内山
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
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Hamamatsu Photonics KK
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Publication date
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Application filed by Hamamatsu Photonics KK filed Critical Hamamatsu Photonics KK
Priority to JP2003067281A priority Critical patent/JP3670267B2/ja
Publication of JP2003334812A publication Critical patent/JP2003334812A/ja
Publication of JP2003334812A5 publication Critical patent/JP2003334812A5/ja
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    • 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
    • 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
    • B23K2101/00—Articles made by soldering, welding or cutting
    • B23K2101/36—Electric or electronic devices
    • B23K2101/40—Semiconductor devices
    • 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 materials other than metals or composite materials

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  • Engineering & Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Plasma & Fusion (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical & Material Sciences (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)
JP2003067281A 2002-03-12 2003-03-12 レーザ加工方法 Expired - Lifetime JP3670267B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2003067281A JP3670267B2 (ja) 2002-03-12 2003-03-12 レーザ加工方法

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP2002-67348 2002-03-12
JP2002-67372 2002-03-12
JP2002067372 2002-03-12
JP2002067348 2002-03-12
JP2003067281A JP3670267B2 (ja) 2002-03-12 2003-03-12 レーザ加工方法

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2004280377A Division JP4509720B2 (ja) 2002-03-12 2004-09-27 レーザ加工方法

Publications (3)

Publication Number Publication Date
JP2003334812A JP2003334812A (ja) 2003-11-25
JP2003334812A5 JP2003334812A5 (https=) 2005-04-07
JP3670267B2 true JP3670267B2 (ja) 2005-07-13

Family

ID=29715898

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2003067281A Expired - Lifetime JP3670267B2 (ja) 2002-03-12 2003-03-12 レーザ加工方法

Country Status (1)

Country Link
JP (1) JP3670267B2 (https=)

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 (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4659300B2 (ja) 2000-09-13 2011-03-30 浜松ホトニクス株式会社 レーザ加工方法及び半導体チップの製造方法
ATE493226T1 (de) 2002-03-12 2011-01-15 Hamamatsu Photonics Kk Verfahren zum schneiden eines bearbeiteten objekts
TWI326626B (en) 2002-03-12 2010-07-01 Hamamatsu Photonics Kk Laser processing method
ES2639733T3 (es) 2002-03-12 2017-10-30 Hamamatsu Photonics K.K. Método de división de sustrato
TWI520269B (zh) 2002-12-03 2016-02-01 濱松赫德尼古斯股份有限公司 Cutting method of semiconductor substrate
FR2852250B1 (fr) 2003-03-11 2009-07-24 Jean Luc Jouvin Fourreau de protection pour canule, un ensemble d'injection comportant un tel fourreau et aiguille equipee d'un tel fourreau
CN1758985A (zh) 2003-03-12 2006-04-12 浜松光子学株式会社 激光加工方法
JP4563097B2 (ja) 2003-09-10 2010-10-13 浜松ホトニクス株式会社 半導体基板の切断方法
JP2005251986A (ja) * 2004-03-04 2005-09-15 Disco Abrasive Syst Ltd ウエーハの分離検出方法および分離検出装置
EP1742253B1 (en) 2004-03-30 2012-05-09 Hamamatsu Photonics K.K. Laser processing method
US7723212B2 (en) * 2004-07-30 2010-05-25 Mitsuboshi Diamond Industrial Co., Ltd Method for forming median crack in substrate and apparatus for forming median crack in substrate
JP4917257B2 (ja) 2004-11-12 2012-04-18 浜松ホトニクス株式会社 レーザ加工方法
JP4781661B2 (ja) 2004-11-12 2011-09-28 浜松ホトニクス株式会社 レーザ加工方法
JP2006150385A (ja) * 2004-11-26 2006-06-15 Canon Inc レーザ割断方法
JP4776994B2 (ja) * 2005-07-04 2011-09-21 浜松ホトニクス株式会社 加工対象物切断方法
JP4552791B2 (ja) * 2005-07-20 2010-09-29 セイコーエプソン株式会社 基板分割方法
JP4816390B2 (ja) * 2005-11-16 2011-11-16 株式会社デンソー 半導体チップの製造方法および半導体チップ
JP4816406B2 (ja) * 2005-11-16 2011-11-16 株式会社デンソー ウェハの加工方法
CN102623373B (zh) 2007-05-25 2015-07-15 浜松光子学株式会社 切断用加工方法
JP5093922B2 (ja) * 2007-09-27 2012-12-12 シチズンファインテックミヨタ株式会社 圧電デバイスの製造方法
JP5258671B2 (ja) * 2009-05-28 2013-08-07 三菱化学株式会社 窒化物系半導体素子の製造方法
JP6059499B2 (ja) 2012-10-05 2017-01-11 リンテック株式会社 表面保護シート
JP5998968B2 (ja) * 2013-02-04 2016-09-28 旭硝子株式会社 ガラス基板の切断方法、ガラス基板及び近赤外線カットフィルタガラス
KR102399356B1 (ko) * 2017-03-10 2022-05-19 삼성전자주식회사 기판, 기판의 쏘잉 방법, 및 반도체 소자

Cited By (11)

* 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
US12594622B2 (en) 2018-12-29 2026-04-07 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
JP2003334812A (ja) 2003-11-25

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