JP2021034571A - キャリア板の除去方法 - Google Patents
キャリア板の除去方法 Download PDFInfo
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- 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)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
- Dicing (AREA)
Abstract
Description
3 :キャリア板
3a :第1面(表面)
3b :第2面(裏面)
3c :段差部
5 :仮接着層
5a :中央部
5b :外周部
5c :第1部分
5d :第2部分
7 :ワーク
7a :第1面(表面)
7b :起点領域
7c :起点領域
9 :デバイスチップ
11 :モールド樹脂層
2 :切削装置
4 :チャックテーブル
6 :枠体
6a :流路
8 :保持板
8a :保持面
10 :バルブ
12 :吸引源
14 :切削ユニット
16 :スピンドル
18 :切削ブレード
22 :剥離装置
24 :保持ユニット
24a :保持面
26 :プッシュ部材
32 :ノズル
34 :流体
42 :槽
44 :液体
Claims (6)
- キャリア板の表面に仮接着層を介してワークが設けられた円盤状の複合基板の該ワークから該キャリア板を剥離して除去する際に用いられるキャリア板の除去方法であって、
該ワークの外周部、該仮接着層の外周部、及び該キャリア板の該表面側の外周部を除去して、該キャリア板の該表面側に比べて該キャリア板の裏面側が側方に突出した段差部を形成する段差部形成工程と、
該ワークの該外周部に隣接する該ワークの一部の領域を除去して、該ワークから該キャリア板を剥離する際の起点となる起点領域を形成する起点領域形成工程と、
該段差部と該起点領域とを形成した後、該キャリア板の上方に該ワークが位置付けられた状態で該ワークを上方から保持ユニットで保持する保持工程と、
該ワークを該保持ユニットで保持した後、プッシュ部材で該段差部に下向きの力を加えて該キャリア板を該ワークから離れる方向に移動させることで該ワークから該キャリア板を剥離して除去するキャリア板除去工程と、を含むことを特徴とするキャリア板の除去方法。 - 該キャリア板除去工程では、該ワークと該キャリア板との間で露出する該仮接着層に流体を吹き付けた後に、又は該ワークと該キャリア板との間で露出する該仮接着層に流体を吹き付けながら、該段差部に下向きの力を加えて該ワークから該キャリア板を剥離して除去することを特徴とする請求項1に記載のキャリア板の除去方法。
- 該キャリア板除去工程では、該ワークと該キャリア板とを液体に沈めた状態で、該段差部に下向きの力を加えることを特徴とする請求項1又は請求項2に記載のキャリア板の除去方法。
- 該液体には、界面活性剤を含ませたことを特徴とする請求項3に記載のキャリア板の除去方法。
- 該キャリア板除去工程では、該ワークと該キャリア板とを該液体に沈めた状態で、該プッシュ部材に振動を付与しながら該段差部に下向きの力を加えることを特徴とする請求項3又は請求項4に記載のキャリア板の除去方法。
- 該キャリア板除去工程では、該ワークと該キャリア板とを該液体に沈めた状態で、該液体に振動を付与しながら該段差部に下向きの力を加えることを特徴とする請求項3又は請求項4に記載のキャリア板の除去方法。
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
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JP2019153397A JP7262903B2 (ja) | 2019-08-26 | 2019-08-26 | キャリア板の除去方法 |
KR1020200086675A KR20210024960A (ko) | 2019-08-26 | 2020-07-14 | 캐리어판의 제거 방법 |
SG10202007436PA SG10202007436PA (en) | 2019-08-26 | 2020-08-04 | Method of removing carrier plate |
CN202010841870.7A CN112435951A (zh) | 2019-08-26 | 2020-08-20 | 载体板的去除方法 |
US17/001,142 US11222808B2 (en) | 2019-08-26 | 2020-08-24 | Method of removing carrier plate |
TW109128868A TWI845749B (zh) | 2019-08-26 | 2020-08-25 | 載板之除去方法 |
DE102020210751.3A DE102020210751B4 (de) | 2019-08-26 | 2020-08-25 | Verfahren zum entfernen einer trägerplatte |
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JP2019153397A JP7262903B2 (ja) | 2019-08-26 | 2019-08-26 | キャリア板の除去方法 |
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JP2021034571A true JP2021034571A (ja) | 2021-03-01 |
JP7262903B2 JP7262903B2 (ja) | 2023-04-24 |
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JP (1) | JP7262903B2 (ja) |
KR (1) | KR20210024960A (ja) |
CN (1) | CN112435951A (ja) |
DE (1) | DE102020210751B4 (ja) |
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TWI845749B (zh) | 2024-06-21 |
DE102020210751B4 (de) | 2024-07-04 |
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