KR102070091B1 - 기판 연마 방법 및 이를 이용한 반도체 발광소자 제조방법 - Google Patents
기판 연마 방법 및 이를 이용한 반도체 발광소자 제조방법 Download PDFInfo
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- KR102070091B1 KR102070091B1 KR1020130018307A KR20130018307A KR102070091B1 KR 102070091 B1 KR102070091 B1 KR 102070091B1 KR 1020130018307 A KR1020130018307 A KR 1020130018307A KR 20130018307 A KR20130018307 A KR 20130018307A KR 102070091 B1 KR102070091 B1 KR 102070091B1
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
- H10H20/00—Individual inorganic light-emitting semiconductor devices having potential barriers, e.g. light-emitting diodes [LED]
- H10H20/80—Constructional details
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/683—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere for supporting or gripping
- H01L21/6835—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere for supporting or gripping using temporarily an auxiliary support
- H01L21/6836—Wafer tapes, e.g. grinding or dicing support tapes
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/302—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to change their surface-physical characteristics or shape, e.g. etching, polishing, cutting
- H01L21/304—Mechanical treatment, e.g. grinding, polishing, cutting
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
- H10H20/00—Individual inorganic light-emitting semiconductor devices having potential barriers, e.g. light-emitting diodes [LED]
- H10H20/01—Manufacture or treatment
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2221/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof covered by H01L21/00
- H01L2221/67—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components; Apparatus not specifically provided for elsewhere
- H01L2221/683—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components; Apparatus not specifically provided for elsewhere for supporting or gripping
- H01L2221/68304—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components; Apparatus not specifically provided for elsewhere for supporting or gripping using temporarily an auxiliary support
- H01L2221/68327—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components; Apparatus not specifically provided for elsewhere for supporting or gripping using temporarily an auxiliary support used during dicing or grinding
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2221/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof covered by H01L21/00
- H01L2221/67—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components; Apparatus not specifically provided for elsewhere
- H01L2221/683—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components; Apparatus not specifically provided for elsewhere for supporting or gripping
- H01L2221/68304—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components; Apparatus not specifically provided for elsewhere for supporting or gripping using temporarily an auxiliary support
- H01L2221/68381—Details of chemical or physical process used for separating the auxiliary support from a device or wafer
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2221/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof covered by H01L21/00
- H01L2221/67—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components; Apparatus not specifically provided for elsewhere
- H01L2221/683—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components; Apparatus not specifically provided for elsewhere for supporting or gripping
- H01L2221/68304—Apparatus for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components; Apparatus not specifically provided for elsewhere for supporting or gripping using temporarily an auxiliary support
- H01L2221/68381—Details of chemical or physical process used for separating the auxiliary support from a device or wafer
- H01L2221/68386—Separation by peeling
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
- H10H20/00—Individual inorganic light-emitting semiconductor devices having potential barriers, e.g. light-emitting diodes [LED]
- H10H20/01—Manufacture or treatment
- H10H20/036—Manufacture or treatment of packages
- H10H20/0361—Manufacture or treatment of packages of wavelength conversion means
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- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Mechanical Treatment Of Semiconductor (AREA)
- Led Device Packages (AREA)
- Led Devices (AREA)
Abstract
Description
도6 내지 도8는 본 발명의 다른 측면에 따른 반도체 발광소자 제조방법 중 지지필름 부착과정을 예시하는 공정별 단면도이다.
도9 및 도10은 도8에 도시된 어셈블리에서 기판을 연마하는 과정을 나타내는 단면도이다.
도11은 도6에 도시된 웨이퍼에서 A-A'부분을 절개하여 본 단면도이다.
도12 내지 도14는 본 발명의 다른 측면에 따른 반도체 발광소자 제조방법 중 지지필름 제거과정을 예시하는 공정별 단면도이다.
도15는 지지필름이 제거된 기판의 연마된 배면에 형광체 필름을 적용한 예를 나타내는 단면도이다.
Claims (10)
- 반도체층이 형성된 제1 주면과 상기 제1 주면에 반대측에 위치한 제2 주면을 갖는 기판을 마련하는 단계;
상기 제1 주면에 글루(glue)를 이용하여 지지 필름을 부착하는 단계;
상기 글루에 에너지를 인가하여 상기 글루를 경화시키는 단계;
상기 기판의 두께가 감소되도록 상기 기판의 제2 주면을 연마하는 단계; 및
상기 경화된 글루에 대한 분해 공정 없이, 상기 지지 필름에 비수평방향으로의 힘을 적용하여 상기 지지 필름을 상기 기판의 제1 주면으로부터 제거하는 단계를 포함하고,
상기 경화된 글루와 상기 기판의 수직모드의 접합강도는 상기 지지 필름과 상기 경화된 글루의 수직모드의 접합강도보다 낮은 기판 연마 방법.
- 제1항에 있어서,
상기 지지 필름을 부착하는 단계는,
상기 기판의 제1 주면에 글루를 적용하는 단계와,
상기 글루가 적용된 상기 제1 주면에 상기 지지 필름을 배치시키는 단계와,
상기 글루를 경화시켜 상기 지지 필름을 상기 기판의 제1 주면에 고정시키는 단계를 포함하는 기판 연마 방법.
- 제1항에 있어서,
상기 경화된 글루에 의한 상기 지지필름과 상기 반도체층의 수평모드의 접합강도는 0.5 Gpa 이상인 것을 특징으로 하는 기판 연마 방법.
- 삭제
- 제1항에 있어서,
상기 지지 필름은 베이스 필름과 상기 베이스 필름의 일면에 형성된 접합 강화층을 포함하며,
상기 접합 강화층은 상기 베이스 필름과 상기 경화된 글루의 접합강도보다 높은 상기 글루와의 접합강도를 갖는 것을 특징으로 하는 기판 연마 방법.
- 제1항에 있어서,
상기 지지 필름을 상기 제1 주면으로부터 제거하는 단계는,
상기 지지 필름 상에 점착성 테이프를 부착하는 단계와,
상기 점착성 테이프를 비수평방향으로 잡아 당겨 상기 글루와 함께 상기 지지필름을 상기 제1 주면으로부터 분리시키는 단계를 포함하는 기판 연마 방법.
- 제6항에 있어서,
상기 지지필름을 상기 제1 주면으로부터 분리시키는 단계는, 상기 점착성 테이프를 거의 수직 방향으로 잡아 당김으로써 실행되는 것을 특징으로 하는 기판 연마 방법.
- 반도체 발광소자를 위한 에피택셜층이 형성된 제1 주면과 상기 제1 주면에 반대측에 위치한 제2 주면을 갖는 웨이퍼를 마련하는 단계;
상기 제1 주면에 글루(glue)를 이용하여 지지 필름을 부착하는 단계;
상기 글루에 에너지를 인가하여 상기 글루를 경화시키는 단계;
상기 웨이퍼의 두께가 감소되도록 상기 웨이퍼의 제2 주면을 연마하는 단계;
상기 경화된 글루에 대한 분해 공정 없이, 상기 지지 필름에 비수평방향으로의 힘을 적용하여 상기 지지 필름을 상기 웨이퍼의 제1 주면으로부터 제거하는 단계; 및
상기 웨이퍼를 개별 발광소자 단위로 절단하는 공정을 포함하고,
상기 경화된 글루와 상기 웨이퍼의 수직모드의 접합강도는 상기 지지 필름과 상기 경화된 글루의 수직모드의 접합강도보다 낮은 반도체 발광소자 제조방법.
- 제8항에 있어서,
상기 제2 주면을 연마하는 단계와 상기 지지 필름을 제거하는 단계 사이에, 상기 제2 주면에 광학적 요소를 적용하는 공정을 더 포함하는 반도체 발광소자 제조방법.
- 제9항에 있어서,
상기 광학적 요소는 광학 렌즈 또는 형광체 필름인 것을 특징으로 하는 반도체 발광소자 제조방법.
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KR1020130018307A KR102070091B1 (ko) | 2013-02-20 | 2013-02-20 | 기판 연마 방법 및 이를 이용한 반도체 발광소자 제조방법 |
US14/098,105 US9165817B2 (en) | 2013-02-20 | 2013-12-05 | Method of grinding substrate and method of manufacturing semiconductor light emitting device using the same |
CN201410058164.XA CN104008964B (zh) | 2013-02-20 | 2014-02-20 | 研磨衬底的方法和使用该方法制造半导体发光器件的方法 |
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KR1020130018307A KR102070091B1 (ko) | 2013-02-20 | 2013-02-20 | 기판 연마 방법 및 이를 이용한 반도체 발광소자 제조방법 |
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KR102070091B1 true KR102070091B1 (ko) | 2020-01-29 |
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JP2016174102A (ja) * | 2015-03-17 | 2016-09-29 | 株式会社東芝 | 半導体製造方法および積層体 |
CN106098864A (zh) * | 2016-06-28 | 2016-11-09 | 山东浪潮华光光电子股份有限公司 | 一种led用砷化镓衬底减薄工艺中的贴片方法 |
US11915949B2 (en) * | 2020-02-21 | 2024-02-27 | Amkor Technology Singapore Holding Pte. Ltd. | Hybrid panel method of manufacturing electronic devices and electronic devices manufactured thereby |
JP7406675B2 (ja) * | 2021-12-27 | 2023-12-27 | 三井金属鉱業株式会社 | シート固定装置、シート剥離装置及びシートの剥離方法 |
EP4456157A1 (en) * | 2023-04-28 | 2024-10-30 | Micledi Microdisplays BV | Method for removing epitaxial layer and respective semiconductor structure |
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KR100323949B1 (ko) | 2000-08-14 | 2002-02-16 | 서영옥 | 자외선 경화형 점착제 조성물 및 반도체 웨이퍼 가공용점착시트 |
JP4565804B2 (ja) * | 2002-06-03 | 2010-10-20 | スリーエム イノベイティブ プロパティズ カンパニー | 被研削基材を含む積層体、その製造方法並びに積層体を用いた極薄基材の製造方法及びそのための装置 |
JP4170839B2 (ja) | 2003-07-11 | 2008-10-22 | 日東電工株式会社 | 積層シート |
JP5052130B2 (ja) * | 2004-06-04 | 2012-10-17 | カミヤチョウ アイピー ホールディングス | 三次元積層構造を持つ半導体装置及びその製造方法 |
US20080014532A1 (en) * | 2006-07-14 | 2008-01-17 | 3M Innovative Properties Company | Laminate body, and method for manufacturing thin substrate using the laminate body |
JP2008060151A (ja) | 2006-08-29 | 2008-03-13 | Nitto Denko Corp | 半導体ウエハ裏面加工方法、基板裏面加工方法、及び放射線硬化型粘着シート |
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WO2005099057A1 (ja) * | 2004-03-31 | 2005-10-20 | Nec Corporation | 窒化物半導体発光素子用ウエハとその製造方法およびそのウエハから得られた窒化物半導体発光素子 |
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CN104008964B (zh) | 2017-03-01 |
US20140235000A1 (en) | 2014-08-21 |
CN104008964A (zh) | 2014-08-27 |
US9165817B2 (en) | 2015-10-20 |
KR20140104295A (ko) | 2014-08-28 |
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