JP4249490B2 - 少なくとも一つの要素を初期支持体から最終支持体まで選択的に移送する方法 - Google Patents
少なくとも一つの要素を初期支持体から最終支持体まで選択的に移送する方法 Download PDFInfo
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- JP4249490B2 JP4249490B2 JP2002580377A JP2002580377A JP4249490B2 JP 4249490 B2 JP4249490 B2 JP 4249490B2 JP 2002580377 A JP2002580377 A JP 2002580377A JP 2002580377 A JP2002580377 A JP 2002580377A JP 4249490 B2 JP4249490 B2 JP 4249490B2
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Description
11,21,31 要素
12,22,32 停止層
13 接着層
14,24,34 移動支持体
16,26,36 ラベル
19,29,39 最終支持体
22 酸化ケイ素層
Claims (26)
- ラベル(16,26,36)を初期支持体(10,20,30)から最終支持体(19,29,39)へ選択的に移動する方法であって、各ラベルは、マイクロ電子デバイス及び/又は光電子デバイス及び/又は音響デバイス及び/又は機械的デバイスを構成する少なくとも一つの要素(11,21,31)から形成されており、前記要素は、前記初期支持体の表面層に形成されている、方法において、
a)前記初期支持体(10,20,30)の表面層上に移動支持体(14,24,34)を固定する段階と、
b)前記表面層に対応しない前記初期支持体の一部を除去する段階と、
c)前記移動支持体及び前記表面層から形成された集合体上で前記ラベルを横方向に画定する段階であって、前記表面層の厚さに従って切断され、前記切断は、分離すべき集合体の区域が残るように、前記移動支持体の一部及び前記表面層で行われるものである、前記ラベルを横方向に画定する段階と、
d)移動すべき一つ又は複数のラベル(16,26,36)を捕らえ、対応する前記分離すべき集合体の区域にこれらの区域が分離するようにエネルギーを入力することによってこれらのラベルを引き剥がす段階と、
e)最終支持体(19,29,39)上に、前記段階d)で引き剥がされたラベル又は一組のラベルを移動して固定する段階と、
を備えることを特徴とする方法。 - 請求項1記載の方法において、
前記表面層は、前記要素(11)を覆う接着層(13)を含み、
前記段階a)は、前記接着層(13)上に前記移動支持体(14)を固定する段階を含むことを特徴とする方法。 - 請求項2記載の方法において、
前記接着層(13)は、両面接着膜、又は、接着剤、ワックス、酸化ケイ素、及びケイ素から選択された材料であることを特徴とする方法。 - 請求項3記載の方法において、
前記接着剤は、ポリイミド、BCB、エポキシ樹脂、及び感光性樹脂から選択された接着剤であることを特徴とする方法。 - 請求項2記載の方法において、
前記要素(11)を覆う前記接着層(13)は、堆積され研磨された層であることを特徴とする方法。 - 請求項1記載の方法において、
前記段階a)で、前記固定は、分子付着によって行われることを特徴とする方法。 - 請求項6記載の方法において、
分子付着による前記固定は、熱処理によって強化されることを特徴とする方法。 - 請求項1記載の方法において、
前記段階b)で、前記表面層に対応しない前記初期支持体(10,20,30)の一部の除去は、ポリシング、乾式化学的侵食又は湿式化学的侵食、弱体化された層に沿った分断から選択された一つ又は複数の方法によって実施されることを特徴とする方法。 - 請求項1記載の方法において、
前記切断は、乾式化学的食刻又は湿式化学的食刻、のこ引き、又はレーザ光線によって行われることを特徴とする方法。 - 請求項1記載の方法において、
前記段階d)で、捕らえることは、機械的手段、毛管現象、静電気的手段、空気圧手段及び/又は化学的手段を含む技術によって実施されることを特徴とする方法。 - 請求項1記載の方法において、
前記段階d)で、エネルギーの入力は、機械的エネルギー及び/又は熱エネルギー及び/又は化学的エネルギーの入力であることを特徴とする方法。 - 請求項1記載の方法において、
前記段階d)で、引き剥がすことは、移動すべきラベル(16,26,36)に対する圧力及び吸引の効果を組み合わせることによって行われることを特徴とする方法。 - 請求項1記載の方法において、
前記段階e)で、固定は、分子付着又は接着によって得られることを特徴とする方法。 - 請求項13記載の方法において、
前記段階e)で、固定は、接着剤、エポキシ樹脂、反応性金属層、又は非反応性金属層を用いて接着することによって得られることを特徴とする方法。 - 請求項1記載の方法において、
前記段階e)で、移動されたラベル(16,26)に対応する移動支持体(14,24)の一部は、少なくとも部分的に除去されることを特徴とする方法。 - 請求項15記載の方法において、
前記移動支持体(16,26)の一部の、少なくとも部分的な、除去は、リフトオフ技術、接着層の化学的侵食、機械力、及び弱体化された層に沿った分断から選択された一つ又は複数の方法によって実施されることを特徴とする方法。 - 請求項1記載の方法において、
前記段階c)で、移動支持体(14)に、前記段階c)の間前記移動支持体(14)の剛性を維持する手段(15)を追加することを特徴とする方法。 - 請求項17記載の方法において、
前記段階c)で、前記移動支持体(14)を固定することを可能とする手段(15)は、少なくとも部分的に除去されることを特徴とする方法。 - 請求項1記載の方法において、
前記表面層は、該表面層に対応しない初期支持体(10,20,30)の一部の近くに少なくとも一つの停止層(12,22,32)を含み、
b)前記表面層に対応しない前記初期支持体の一部を除去する段階は、前記停止層まで侵食する段階を含むことを特徴とする方法。 - 請求項1記載の方法において、
前記段階a)の前に、マイクロ電子デバイス及び/又は光電子デバイス及び/又は音響デバイス及び/又は機械的デバイスを構成する前記要素(11,21,31)は、作動条件を決定するために試験されることを特徴とする方法。 - 請求項1記載の方法において、
前記段階a)で、前記移動支持体の固定は、前記表面層上に材料層を、該材料層が前記移動支持体を形成するように堆積することによって得られることを特徴とする方法。 - 請求項1記載の方法において、
前記段階c)で、切断は、前記表面層及び前記移動支持体から実施されることを特徴とする方法。 - 請求項1記載の方法において、
前記ラベル(16,26,36)の最終支持体上に固定する前に、前記固定を改善するために前記最終支持体の表面の準備が行われることを特徴とする方法。 - 請求項1記載の方法において、
前記段階e)で、能動マイクロ電子デバイス又は受動マイクロ電子デバイス及び/又は光電子デバイス及び/又はセンサを構成する前記要素(11,21)を露出するための段階が実施されることを特徴とする方法。 - 請求項1記載の方法において、
前記初期支持体(20)がSOI型である、すなわち酸化ケイ素層(22)と前記要素が形成されたケイ素層とを連続的に支持するケイ素基板から形成されているので、前記酸化ケイ素層は、前記初期支持体の前記ケイ素基板の化学的侵食に対する停止層として用いられ、
b)前記表面層に対応しない前記初期支持体の一部を除去する段階は、前記停止層まで侵食する段階を含むことを特徴とする方法。 - 請求項1記載の方法において、
前記最終支持体上に固定している間、前記ラベルは、該ラベル及び最終支持体上に予め固定されたマークを用いることによって、最終支持体上に整列されることを特徴とする方法。
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PCT/FR2002/001132 WO2002082502A2 (fr) | 2001-04-03 | 2002-04-02 | Procede de transfert selectif de puces semiconductrices d'un support initial sur un support final |
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US20040104272A1 (en) | 2004-06-03 |
KR100878059B1 (ko) | 2009-01-14 |
DE60205358T2 (de) | 2006-07-06 |
WO2002082502A2 (fr) | 2002-10-17 |
KR20030090706A (ko) | 2003-11-28 |
CN1322575C (zh) | 2007-06-20 |
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FR2823012A1 (fr) | 2002-10-04 |
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EP1386346B1 (fr) | 2005-08-03 |
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R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
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LAPS | Cancellation because of no payment of annual fees |