KR20050106100A - 레이저 가공 방법 - Google Patents
레이저 가공 방법 Download PDFInfo
- Publication number
- KR20050106100A KR20050106100A KR1020057016793A KR20057016793A KR20050106100A KR 20050106100 A KR20050106100 A KR 20050106100A KR 1020057016793 A KR1020057016793 A KR 1020057016793A KR 20057016793 A KR20057016793 A KR 20057016793A KR 20050106100 A KR20050106100 A KR 20050106100A
- Authority
- KR
- South Korea
- Prior art keywords
- region
- cutting
- substrate
- wafer
- processed
- Prior art date
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D5/00—Fine working of gems, jewels, crystals, e.g. of semiconductor material; apparatus or devices therefor
- B28D5/0005—Fine working of gems, jewels, crystals, e.g. of semiconductor material; apparatus or devices therefor by breaking, e.g. dicing
- B28D5/0011—Fine working of gems, jewels, crystals, e.g. of semiconductor material; apparatus or devices therefor by breaking, e.g. dicing with preliminary treatment, e.g. weakening by scoring
-
- 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
-
- 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
-
- 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
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D1/00—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor
- B28D1/22—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by cutting, e.g. incising
- B28D1/221—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by cutting, e.g. incising by thermic methods
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D5/00—Fine working of gems, jewels, crystals, e.g. of semiconductor material; apparatus or devices therefor
- B28D5/0005—Fine working of gems, jewels, crystals, e.g. of semiconductor material; apparatus or devices therefor by breaking, e.g. dicing
- B28D5/0052—Means for supporting or holding work during breaking
-
- 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 material, e.g. metals, not provided for in B23K2103/02 – B23K2103/26
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S148/00—Metal treatment
- Y10S148/902—Metal treatment having portions of differing metallurgical properties or characteristics
- Y10S148/903—Directly treated with high energy electromagnetic waves or particles, e.g. laser, electron beam
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49229—Prime mover or fluid pump making
- Y10T29/49249—Piston making
- Y10T29/49252—Multi-element piston making
- Y10T29/49254—Utilizing a high energy beam, e.g., laser, electron beam
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/53—Means to assemble or disassemble
- Y10T29/53465—Film or tape cartridge
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Plasma & Fusion (AREA)
- Mining & Mineral Resources (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Laser Beam Processing (AREA)
- Dicing (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Abstract
Description
Claims (9)
- 기판과, 상기 기판 상에 설치된 적층부를 포함하는 평판 형상의 가공 대상물을 절단하는 레이저 가공 방법에 있어서,상기 가공 대상물의 상기 적층부측의 표면에 보호 필름을 장착하고, 상기 가공 대상물의 이면을 레이저광 입사면으로 하여 상기 기판의 내부에 집광점을 맞추어서 레이저광을 조사함으로써 다광자 흡수에 의한 개질 영역을 형성하고, 상기 개질 영역에 의해 상기 가공 대상물의 절단 예정 라인을 따라 상기 레이저광 입사면으로부터 소정 거리의 내측에 절단 기점 영역을 형성하고, 상기 가공 대상물의 이면에 신장성(伸張性) 필름을 장착하고, 상기 절단 기점 영역을 기점으로 하여 상기 가공 대상물이 절단되어서 생긴 복수의 부분을, 상기 신장성 필름을 신장시킴으로써 서로 분리하는 공정을 구비하는 것을 특징으로 하는 레이저 가공 방법.
- 기판과, 상기 기판 상에 설치된 적층부를 포함하는 평판 형상의 가공 대상물을 절단하는 레이저 가공 방법에 있어서,상기 가공 대상물의 상기 적층부측의 표면에 보호 필름을 장착하고, 상기 가공 대상물의 이면을 레이저광 입사면으로 하여 상기 기판의 내부에 집광점을 맞추어서 레이저광을 조사함으로써 다광자 흡수에 의한 개질 영역을 형성하고, 상기 개질 영역에 의해 상기 가공 대상물의 절단 예정 라인을 따라 상기 레이저광 입사면으로부터 소정 거리의 내측에 절단 기점 영역을 형성하고, 상기 가공 대상물의 이면에 신장성 필름을 장착하고, 상기 가공 대상물에 외력을 인가함으로써 상기 절단 기점 영역을 기점으로 하여 상기 가공 대상물을 복수의 부분으로 절단하고, 상기 신장성 필름을 신장시킴으로써 상기 가공 대상물의 상기 복수의 부분을 분리하는 공정을 구비하는 것을 특징으로 하는 레이저 가공 방법.
- 기판과, 상기 기판 상에 설치된 적층부를 포함하는 평판 형상의 가공 대상물을 절단하는 레이저 가공 방법에 있어서,상기 가공 대상물의 상기 적층부측의 표면에 보호 필름을 장착하고, 상기 가공 대상물의 상기 이면을 레이저광 입사면으로 하여 상기 기판의 내부에 집광점을 맞추어서 레이저광을 조사함으로써 다광자 흡수에 의한 개질 영역을 형성하고, 상기 개질 영역에 의해 상기 가공 대상물의 절단 예정 라인을 따라 상기 레이저광 입사면으로부터 소정 거리의 내측에 절단 기점 영역을 형성하고, 상기 가공 대상물의 이면에 신장성 필름을 장착하고, 상기 신장성 필름을 신장시킴으로써 상기 절단 기점 영역을 기점로 하여 상기 가공 대상물을 복수의 부분으로 절단하는 동시에, 상기 가공 대상물의 상기 복수의 부분을 분리하는 공정을 구비하는 것을 특징으로 하는 레이저 가공 방법.
- 반도체 기판과, 상기 반도체 기판 상에 설치된 적층부를 포함하는 평판 형상의 가공 대상물을 절단하는 레이저 가공 방법에 있어서,상기 가공 대상물의 상기 적층부측의 표면에 보호 필름을 장착하고, 상기 가공 대상물의 이면을 레이저광 입사면으로 하여 상기 반도체 기판의 내부에 집광점을 맞추어서 레이저광을 조사함으로써 용융 처리 영역을 형성하고, 상기 용융 처리 영역에 의해 상기 가공 대상물의 절단 예정 라인을 따라 상기 레이저광 입사면으로부터 소정 거리의 내측에 절단 기점 영역을 형성하고, 상기 가공 대상물의 이면에 신장성 필름을 장착하고, 상기 절단 기점 영역을 기점으로 하여 상기 가공 대상물이 절단되어서 생긴 복수의 부분을, 상기 신장성 필름을 신장시킴으로써 서로 분리하는 공정을 구비하는 것을 특징으로 하는 레이저 가공 방법.
- 반도체 기판과, 상기 반도체 기판 상에 설치된 적층부를 포함하는 평판 형상의 가공 대상물을 절단하는 레이저 가공 방법에 있어서,상기 가공 대상물의 상기 적층부측의 표면에 보호 필름을 장착하고, 상기 가공 대상물의 이면을 레이저광 입사면으로 하여 상기 반도체 기판의 내부에 집광점을 맞추어서 레이저광을 조사함으로써 용융 처리 영역을 형성하고, 상기 용융 처리 영역에 의해 상기 가공 대상물의 절단 예정 라인을 따라 상기 레이저광 입사면으로부터 소정 거리의 내측에 절단 기점 영역을 형성하고, 상기 가공 대상물의 이면에 신장성 필름을 장착하고, 상기 가공 대상물에 외력을 인가함으로써 상기 절단 기점 영역을 기점으로 하여 상기 가공 대상물을 복수의 부분으로 절단하고, 상기 신장성 필름을 신장시킴으로써 상기 가공 대상물의 상기 복수의 부분을 분리하는 공정을 구비하는 것을 특징으로 하는 레이저 가공 방법.
- 반도체 기판과, 상기 반도체 기판 상에 설치된 적층부를 포함하는 평판 형상의 가공 대상물을 절단하는 레이저 가공 방법에 있어서,상기 가공 대상물의 상기 적층부측의 표면에 보호 필름을 장착하고, 상기 가공 대상물의 상기 이면을 레이저광 입사면으로 하여 상기 반도체 기판의 내부에 집광점을 맞추어서 레이저광을 조사함으로써 용융 처리 영역을 형성하고, 상기 용융 처리 영역에 의해 상기 가공 대상물의 절단 예정 라인을 따라 상기 레이저광 입사면으로부터 소정 거리의 내측에 절단 기점 영역을 형성하고, 상기 가공 대상물의 이면에 신장성 필름을 장착하고, 상기 신장성 필름을 신장시킴으로써 상기 절단 기점 영역을 기점으로 하여 상기 가공 대상물을 복수의 부분으로 절단하는 동시에, 상기 가공 대상물의 상기 복수의 부분을 분리하는 공정을 구비하는 것을 특징으로 하는 레이저 가공 방법.
- 제1항 내지 제6항 중 어느 한 항에 있어서,상기 가공 대상물에 상기 절단 기점 영역을 형성하기 전에, 상기 가공 대상물의 상기 기판이 얇아지도록 상기 가공 대상물의 상기 이면을 연삭하는 것을 특징으로 하는 레이저 가공 방법.
- 제1항 내지 제7항 중 어느 한 항에 있어서,상기 신장성 필름을 상기 가공 대상물에 장착한 후, 상기 보호 필름을 제거하는 것을 특징으로 하는 레이저 가공 방법.
- 제1항 내지 제7항 중 어느 한 항에 있어서,상기 신장성 필름을 신장시킴으로써 상기 가공 대상물의 상기 복수의 부분으로 분리한 후, 상기 보호 필름을 제거하는 것을 특징으로 하는 레이저 가공 방법.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003067276A JP3624909B2 (ja) | 2002-03-12 | 2003-03-12 | レーザ加工方法 |
JPJP-P-2003-00067276 | 2003-03-12 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20050106100A true KR20050106100A (ko) | 2005-11-08 |
KR100853057B1 KR100853057B1 (ko) | 2008-08-19 |
Family
ID=32984560
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020057016793A KR100853057B1 (ko) | 2003-03-12 | 2003-09-11 | 레이저 가공 방법 |
Country Status (8)
Country | Link |
---|---|
US (1) | US8969752B2 (ko) |
EP (1) | EP1610364B1 (ko) |
KR (1) | KR100853057B1 (ko) |
CN (1) | CN100383926C (ko) |
AU (1) | AU2003262079A1 (ko) |
MY (1) | MY147331A (ko) |
TW (1) | TWI326626B (ko) |
WO (1) | WO2004082006A1 (ko) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100852811B1 (ko) * | 2005-11-09 | 2008-08-18 | 가부시끼가이샤 도시바 | 반도체 장치의 제조 방법 |
KR101348496B1 (ko) * | 2006-07-03 | 2014-01-10 | 하마마츠 포토닉스 가부시키가이샤 | 레이저 가공방법 |
Families Citing this family (83)
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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 |
TWI326626B (en) | 2002-03-12 | 2010-07-01 | Hamamatsu Photonics Kk | Laser processing method |
EP2272618B1 (en) | 2002-03-12 | 2015-10-07 | Hamamatsu Photonics K.K. | Method of cutting object to be processed |
EP1635390B1 (en) | 2002-03-12 | 2011-07-27 | Hamamatsu Photonics K. K. | Substrate dividing method |
TWI520269B (zh) | 2002-12-03 | 2016-02-01 | Hamamatsu Photonics Kk | 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 |
US8685838B2 (en) * | 2003-03-12 | 2014-04-01 | Hamamatsu Photonics K.K. | Laser beam machining method |
CN1826207B (zh) * | 2003-07-18 | 2010-06-16 | 浜松光子学株式会社 | 激光加工方法、激光加工装置以及加工产品 |
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2003
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- 2003-09-11 EP EP03816257A patent/EP1610364B1/en not_active Expired - Lifetime
- 2003-09-11 WO PCT/JP2003/011626 patent/WO2004082006A1/ja active Application Filing
- 2003-09-11 MY MYPI20033471A patent/MY147331A/en unknown
- 2003-09-11 CN CNB038257114A patent/CN100383926C/zh not_active Expired - Lifetime
- 2003-09-11 US US10/548,522 patent/US8969752B2/en active Active
- 2003-09-11 AU AU2003262079A patent/AU2003262079A1/en not_active Abandoned
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
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KR100852811B1 (ko) * | 2005-11-09 | 2008-08-18 | 가부시끼가이샤 도시바 | 반도체 장치의 제조 방법 |
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EP1610364A1 (en) | 2005-12-28 |
CN1717784A (zh) | 2006-01-04 |
AU2003262079A1 (en) | 2004-09-30 |
EP1610364B1 (en) | 2013-02-13 |
EP1610364A4 (en) | 2008-08-27 |
CN100383926C (zh) | 2008-04-23 |
TWI326626B (en) | 2010-07-01 |
US20070158314A1 (en) | 2007-07-12 |
KR100853057B1 (ko) | 2008-08-19 |
WO2004082006A1 (ja) | 2004-09-23 |
TW200417439A (en) | 2004-09-16 |
US8969752B2 (en) | 2015-03-03 |
MY147331A (en) | 2012-11-30 |
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