JP2022533844A - 部品の光誘起型の選択的転写 - Google Patents
部品の光誘起型の選択的転写 Download PDFInfo
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- JP2022533844A JP2022533844A JP2021569270A JP2021569270A JP2022533844A JP 2022533844 A JP2022533844 A JP 2022533844A JP 2021569270 A JP2021569270 A JP 2021569270A JP 2021569270 A JP2021569270 A JP 2021569270A JP 2022533844 A JP2022533844 A JP 2022533844A
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Abstract
Description
[付記1]
部品(11、12、13)を転写する方法であって、
第1の基板(10)に前記部品(11、12、13)を設けること、
第2の基板(20)にホットメルト接着材料(20m)を含む接着層(20a)を設けること、
前記接着層(20a)が溶融している間に、前記第1の基板(10)上の前記部品(11、12、13)を、前記第2の基板(20)上の前記接着層(20a)に接触させること、
前記接着層(20a)を固化させて、前記部品(11、12、13)と前記第2の基板(20)との間の接着接続を形成すること、
前記第1及び第2の基板(10、20)を動かして離して、前記接着層(20a)の前記接着接続によって、前記第1の基板(10)から前記第2の基板(20)へ前記部品(11、12、13)を転写すること、及び、
前記部品(11)の少なくとも第1のサブセットを保持する前記接着層(20a)の接着領域(21a)の少なくとも第1のセット上に光(L)を照射することによって、前記部品(11)の前記少なくとも第1のサブセットを、前記第2の基板(20)から第3の基板(30)へ転写すること、
を含み、
前記光(L)は、前記接着領域(21a)の前記第1のセットの前記接着材料(20m)を溶融させ、前記第3の基板(30)への転写のために、前記部品(11)の前記少なくとも第1のサブセットを放出させることを特徴とする、
方法。
前記光(L)は、接着領域(21a)の少なくとも前記第1のセットを溶融させ、溶融された接着材料(11m)の1つ以上のそれぞれのジェット(21j)を形成し、前記部品(11)の前記少なくとも1つの第1のサブセットは、距離(DZ)にわたって、前記部品(11)の前記第1のサブセットを前記第2の基板(20)から前記第3の基板(30)へと運ぶ前記ジェット(21j)によって前記第3の基板(30)へ転写される、
ことを特徴とする付記1に記載の方法。
前記第2の基板(20)から前記第3の基板(30)への転写の間、前記第3の基板(30)は、前記第2の基板(20)の下に配置され、前記部品(11)の前記第1のサブセットは、非接触の状態で、距離(DZ)にわたって前記第2の基板(20)から前記第3の基板(30)へ落下する、
ことを特徴とする付記1又は2に記載の方法。
光(L)を照射することによる転写の間、前記第2の基板(20)上の前記部品(11、12、13)と前記第3の基板(30)上のそれらの目的となる表面との間の距離(DZ)は、前記部品(11、12、13)の断面直径(X)の2倍未満である、
ことを特徴とする付記1乃至3のいずれか1つに記載の方法。
前記接着層(20a)は、前記部品に到達する前に前記光(L)の少なくとも30%を吸収するように構成されている、
ことを特徴とする付記1乃至4のいずれか1つに記載の方法。
前記部品(11)の前記第1のサブセットは、前記第2の基板(20)上に第1の部品レイアウト(A)に従って配置され、
前記第3の基板(30)は、前記第1の部品レイアウト(A)に対応する少なくとも相対位置(A’)に配置された凹部(31)を備え、
前記第2及び第3の基板(10、20)は、対応する前記凹部(31)にわたって、前記第3の基板(30)に接触せずに前記部品(11)の前記第1のサブセットを吊り下げられるように位置合わせされ、
前記光(L)は、前記第2の基板(20)上の少なくとも前記第1の部品レイアウト(A)に投影され、前記第3の基板(30)の対応する前記凹部(31)にわたって、その中に、前記部品(11)の前記第1のサブセットを転写する、
ことを特徴とする付記1乃至5のいずれか1つに記載の方法。
前記第2の基板(20)上の前記部品(11、12、13)は、第2の部品レイアウト(B)に従って配置された部品(12)の第2のサブセットを含む異なるサブセットに分割され、
前記第3の基板(30)は、前記第2の部品レイアウト(B)に対応する少なくとも相対位置(B’)に配置された前記第3の基板(30)の非凹部領域により形成された突起(25)を備え、
前記第2及び第3の基板(10、20)の前記位置合わせにおいて、前記部品(12)の前記第2のサブセットは、前記第3の基板(30)の対応する前記突起(25)と接触しており、
前記部品(11)の前記第1のサブセットの転写後に、前記部品(12)の前記第2のサブセットは、前記第2の基板(20)に付着したままである、
ことを特徴とする付記1乃至6のいずれか1つに記載の方法。
前記部品(11)が前記第3の基板(30)上に配置されている間に、導電性材料(50s)が、前記部品(11)に適用される、
ことを特徴とする付記1乃至7のいずれか1つに記載の方法。
前記部品をそれぞれの基板(30、40)に電気的に接続するための導電性材料(50s)は、前記部品(11)を転写するために使用されるものと同じ光パルス(L)によって溶融される、
ことを特徴とする付記1乃至8のいずれか1つに記載の方法。
前記第3の基板(30)は、転写後の前記部品(11)を保持するためのホットメルト接着層(31a)を備える、
ことを特徴とする付記1乃至9のいずれか1つに記載の方法。
前記第1、第2、第3又は第4の基板(10、20、30、40)のうち1つ以上は、相対位置合わせのための位置合わせマークを備える、
ことを特徴とする付記1乃至10のいずれか1つに記載の方法。
前記第3の基板(30)は、ホットメルト接着層(30a)を備え、部品(11)は前記第3の基板(30)のそれぞれの凹部(31)内の前記接着層(30a)の領域によって保持され、前記部品(11)に接続される電気回路部(30e)は、前記第3の基板(30)のそれぞれの突起(35)上の前記接着層(30a)の領域によって保持され、前記電気回路部(30e)に接続された前記部品(11)の前記第1のサブセットは、第4の基板(40)に転写される、
ことを特徴とする付記1乃至11のいずれか1つに記載の方法。
前記第3の基板(30)は、前記第4の基板(40)上の光硬化性材料を露出するために使用されるマスクパターンを備える、
ことを特徴とする付記1乃至12のいずれか1つに記載の方法。
部品(12)の第2のサブセットは、第2の部品転写の間の転写のために選択され、前記第2の部品転写は、前記部品(11)の前記第1のサブセットの第1の部品転写とは別であり、前記第2の部品転写は、前記第2の部品レイアウト(B)に対応する少なくとも相対位置に配置された凹部を備える同じ又は別の第3の基板上に、残っている前記部品(12)の前記第2のサブセットを備える前記第2の基板(20)を位置合わせすることを含み、前記第2の部品転写において、前記部品(12)の前記第2のサブセットを前記対応する凹部にわたって、その中に転写するために、光(L)は、前記第2の基板上の少なくとも前記第2の部品レイアウトに投影される、
ことを特徴とする付記1乃至13のいずれか1つに記載の方法。
第1の部品転写の間、第1の部品(11r)は、1つのドナー基板(20r)から前記第3の基板(30)上の第1の凹部(21r)内に転写され、続く第2の部品転写の間、異なる第2の部品(11g)は、別のドナー基板(20g)から、第2の凹部(21g)内に転写され、異なる前記第1及び第2の部品(11r、11g)は、共に前記第3の基板(30)から第4の基板(40)に転写される、
ことを特徴とする付記1乃至14のいずれか1つに記載の方法。
Claims (15)
- 部品(11、12、13)を転写する方法であって、
第1の基板(10)に前記部品(11、12、13)を設けること、
第2の基板(20)にホットメルト接着材料(20m)を含む接着層(20a)を設けること、
前記接着層(20a)が溶融している間に、前記第1の基板(10)上の前記部品(11、12、13)を、前記第2の基板(20)上の前記接着層(20a)に接触させること、
前記接着層(20a)を固化させて、前記部品(11、12、13)と前記第2の基板(20)との間の接着接続を形成すること、
前記第1及び第2の基板(10、20)を動かして離して、前記接着層(20a)の前記接着接続によって、前記第1の基板(10)から前記第2の基板(20)へ前記部品(11、12、13)を転写すること、及び、
前記部品(11)の少なくとも第1のサブセットを保持する前記接着層(20a)の接着領域(21a)の少なくとも第1のセット上に光(L)を照射することによって、前記部品(11)の前記少なくとも第1のサブセットを、前記第2の基板(20)から第3の基板(30)へ転写すること、
を含み、
前記光(L)は、前記接着領域(21a)の前記第1のセットの前記接着材料(20m)を溶融させ、前記第3の基板(30)への転写のために、前記部品(11)の前記少なくとも第1のサブセットを放出させることを特徴とする、
方法。 - 前記光(L)は、接着領域(21a)の少なくとも前記第1のセットを溶融させ、溶融された接着材料(11m)の1つ以上のそれぞれのジェット(21j)を形成し、前記部品(11)の前記少なくとも1つの第1のサブセットは、距離(DZ)にわたって、前記部品(11)の前記第1のサブセットを前記第2の基板(20)から前記第3の基板(30)へと運ぶ前記ジェット(21j)によって前記第3の基板(30)へ転写される、
ことを特徴とする請求項1に記載の方法。 - 前記第2の基板(20)から前記第3の基板(30)への転写の間、前記第3の基板(30)は、前記第2の基板(20)の下に配置され、前記部品(11)の前記第1のサブセットは、非接触の状態で、距離(DZ)にわたって前記第2の基板(20)から前記第3の基板(30)へ落下する、
ことを特徴とする請求項1又は2に記載の方法。 - 光(L)を照射することによる転写の間、前記第2の基板(20)上の前記部品(11、12、13)と前記第3の基板(30)上のそれらの目的となる表面との間の距離(DZ)は、前記部品(11、12、13)の断面直径(X)の2倍未満である、
ことを特徴とする請求項1乃至3のいずれか1項に記載の方法。 - 前記接着層(20a)は、前記部品に到達する前に前記光(L)の少なくとも30%を吸収するように構成されている、
ことを特徴とする請求項1乃至4のいずれか1項に記載の方法。 - 前記部品(11)の前記第1のサブセットは、前記第2の基板(20)上に第1の部品レイアウト(A)に従って配置され、
前記第3の基板(30)は、前記第1の部品レイアウト(A)に対応する少なくとも相対位置(A’)に配置された凹部(31)を備え、
前記第2及び第3の基板(10、20)は、対応する前記凹部(31)にわたって、前記第3の基板(30)に接触せずに前記部品(11)の前記第1のサブセットを吊り下げられるように位置合わせされ、
前記光(L)は、前記第2の基板(20)上の少なくとも前記第1の部品レイアウト(A)に投影され、前記第3の基板(30)の対応する前記凹部(31)にわたって、その中に、前記部品(11)の前記第1のサブセットを転写する、
ことを特徴とする請求項1乃至5のいずれか1項に記載の方法。 - 前記第2の基板(20)上の前記部品(11、12、13)は、第2の部品レイアウト(B)に従って配置された部品(12)の第2のサブセットを含む異なるサブセットに分割され、
前記第3の基板(30)は、前記第2の部品レイアウト(B)に対応する少なくとも相対位置(B’)に配置された前記第3の基板(30)の非凹部領域により形成された突起(25)を備え、
前記第2及び第3の基板(10、20)の前記位置合わせにおいて、前記部品(12)の前記第2のサブセットは、前記第3の基板(30)の対応する前記突起(25)と接触しており、
前記部品(11)の前記第1のサブセットの転写後に、前記部品(12)の前記第2のサブセットは、前記第2の基板(20)に付着したままである、
ことを特徴とする請求項1乃至6のいずれか1項に記載の方法。 - 前記部品(11)が前記第3の基板(30)上に配置されている間に、導電性材料(50s)が、前記部品(11)に適用される、
ことを特徴とする請求項1乃至7のいずれか1項に記載の方法。 - 前記部品をそれぞれの基板(30、40)に電気的に接続するための導電性材料(50s)は、前記部品(11)を転写するために使用されるものと同じ光パルス(L)によって溶融される、
ことを特徴とする請求項1乃至8のいずれか1項に記載の方法。 - 前記第3の基板(30)は、転写後の前記部品(11)を保持するためのホットメルト接着層(31a)を備える、
ことを特徴とする請求項1乃至9のいずれか1項に記載の方法。 - 前記第1、第2、第3又は第4の基板(10、20、30、40)のうち1つ以上は、相対位置合わせのための位置合わせマークを備える、
ことを特徴とする請求項1乃至10のいずれか1項に記載の方法。 - 前記第3の基板(30)は、ホットメルト接着層(30a)を備え、部品(11)は前記第3の基板(30)のそれぞれの凹部(31)内の前記接着層(30a)の領域によって保持され、前記部品(11)に接続される電気回路部(30e)は、前記第3の基板(30)のそれぞれの突起(35)上の前記接着層(30a)の領域によって保持され、前記電気回路部(30e)に接続された前記部品(11)の前記第1のサブセットは、第4の基板(40)に転写される、
ことを特徴とする請求項1乃至11のいずれか1項に記載の方法。 - 前記第3の基板(30)は、前記第4の基板(40)上の光硬化性材料を露出するために使用されるマスクパターンを備える、
ことを特徴とする請求項1乃至12のいずれか1項に記載の方法。 - 部品(12)の第2のサブセットは、第2の部品転写の間の転写のために選択され、前記第2の部品転写は、前記部品(11)の前記第1のサブセットの第1の部品転写とは別であり、前記第2の部品転写は、前記第2の部品レイアウト(B)に対応する少なくとも相対位置に配置された凹部を備える同じ又は別の第3の基板上に、残っている前記部品(12)の前記第2のサブセットを備える前記第2の基板(20)を位置合わせすることを含み、前記第2の部品転写において、前記部品(12)の前記第2のサブセットを前記対応する凹部にわたって、その中に転写するために、光(L)は、前記第2の基板上の少なくとも前記第2の部品レイアウトに投影される、
ことを特徴とする請求項1乃至13のいずれか1項に記載の方法。 - 第1の部品転写の間、第1の部品(11r)は、1つのドナー基板(20r)から前記第3の基板(30)上の第1の凹部(21r)内に転写され、続く第2の部品転写の間、異なる第2の部品(11g)は、別のドナー基板(20g)から、第2の凹部(21g)内に転写され、異なる前記第1及び第2の部品(11r、11g)は、共に前記第3の基板(30)から第4の基板(40)に転写される、
ことを特徴とする請求項1乃至14のいずれか1項に記載の方法。
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US20220306177A1 (en) * | 2021-03-24 | 2022-09-29 | PulseForge Inc. | Method for attaching and detaching substrates during integrated circuit manufacturing |
DE102021108397A1 (de) | 2021-04-01 | 2022-10-06 | OSRAM Opto Semiconductors Gesellschaft mit beschränkter Haftung | Transferverfahren für optoelektronisches halbleiterbauelement |
US20220344533A1 (en) * | 2021-04-27 | 2022-10-27 | Samsung Electronics Co., Ltd. | Multi-use transfer mold and method of manufacturing display apparatus |
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DE102021118957A1 (de) * | 2021-07-22 | 2023-01-26 | OSRAM Opto Semiconductors Gesellschaft mit beschränkter Haftung | Verfahren zum transfer eines bauelements |
DE102022102360A1 (de) * | 2022-02-01 | 2023-08-03 | OSRAM Opto Semiconductors Gesellschaft mit beschränkter Haftung | Verfahren zum transferieren eines halbleiterbauelements |
WO2023167582A1 (en) * | 2022-03-01 | 2023-09-07 | Nederlandse Organisatie Voor Toegepast-Natuurwetenschappelijk Onderzoek Tno | Multi-layer release stack for light induced transfer of components |
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EP3469424A4 (en) * | 2016-06-10 | 2020-01-15 | Applied Materials, Inc. | MASKLESS PARALLEL ASSEMBLY TRANSMISSION OF MICRO COMPONENTS |
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