JP2023152477A - 成膜装置及び成膜方法 - Google Patents
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- 238000000151 deposition Methods 0.000 title description 27
- 238000007740 vapor deposition Methods 0.000 claims abstract description 155
- 238000012544 monitoring process Methods 0.000 claims abstract description 103
- 230000002265 prevention Effects 0.000 claims abstract description 39
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- 238000000034 method Methods 0.000 claims abstract description 8
- 239000000463 material Substances 0.000 claims description 26
- 230000008020 evaporation Effects 0.000 claims description 19
- 238000001704 evaporation Methods 0.000 claims description 19
- 230000003373 anti-fouling effect Effects 0.000 claims description 5
- 238000005260 corrosion Methods 0.000 claims description 2
- 239000010410 layer Substances 0.000 description 66
- 239000010408 film Substances 0.000 description 17
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- 238000004519 manufacturing process Methods 0.000 description 5
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- 238000005192 partition Methods 0.000 description 4
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- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
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- 239000011368 organic material Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 230000007723 transport mechanism Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
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- 229910010272 inorganic material Inorganic materials 0.000 description 1
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Abstract
【解決手段】基板に蒸着物質を放出する第一の蒸着源と、前記第一の蒸着源からの蒸着物質の放出状態を監視する第一の監視手段と、前記基板に蒸着物質を放出する第二の蒸着源と、前記第二の蒸着源からの蒸着物質の放出状態を監視する第二の監視手段と、を備えた成膜装置であって、前記第一の蒸着源から前記第二の監視手段への前記蒸着物質の飛散を抑制し、かつ、前記第二の蒸着源から前記第一の監視手段への前記蒸着物質の飛散を抑制する防着部材を備え、前記防着部材は、第一の方向に延設された第一の壁部と、前記第一の壁部から第一の方向と交差する方向に延設された第二の壁部と、を備え、前記第一の壁部と前記第二の壁部との接続部が、前記第一の方向で、前記第一の蒸着源及び前記第二の蒸着源と、前記第一の監視手段及び前記第二の監視手段と、の間に位置している。
【選択図】図5
Description
基板に蒸着物質を放出する第一の蒸着源と、
前記第一の蒸着源に対して第一の方向に配置され、前記第一の蒸着源からの蒸着物質の放出状態を監視する第一の監視手段と、
前記第一の蒸着源に対して前記第一の方向と交差する第二の方向に配置され、前記基板に蒸着物質を放出する第二の蒸着源と、
前記第二の蒸着源に対して前記第一の方向に配置され、前記第二の蒸着源からの蒸着物質の放出状態を監視する第二の監視手段と、
を備えた成膜装置であって、
前記第一の蒸着源から前記第二の監視手段への前記蒸着物質の飛散を抑制し、かつ、前記第二の蒸着源から前記第一の監視手段への前記蒸着物質の飛散を抑制する防着部材を備え、
前記防着部材は、
前記第一の方向に延設された第一の壁部と、
前記第一の壁部から前記第一の方向と交差する方向に延設された第二の壁部と、を備え、
前記第一の壁部と前記第二の壁部との接続部が、前記第一の方向で、前記第一の蒸着源及び前記第二の蒸着源と、前記第一の監視手段及び前記第二の監視手段と、の間に位置している、
ことを特徴とする成膜装置が提供される。
図1は本発明の一実施形態に係る成膜装置1の概略図、図2は図1のA-A線に沿う蒸着装置3の断面図である。なお、各図において矢印X及びYは互いに直交する水平方向を示し、矢印Zは垂直方向(鉛直方向)を示す。成膜装置1は、搬送装置2と、蒸着装置3と、を備える。搬送装置2は蒸着装置3の上方に配置されている。
監視ユニット7A、7B及び防着部材8について、図1、図2に加えて図4(A)~図5を参照して説明する。図4(A)は図2の監視ユニット7A部分の拡大図であり、図5は図2のB-B線に沿う蒸着装置3の断面図である。
防着部材8は、蒸着源5A及び5Bの仕様や使用態様に応じて様々な形態をとることができる。図6(A)の防着部材8Aは、壁部81及び壁部82を二組設け、壁部80のY方向の端部のうち、監視ユニット7A及び7B側の端部の接続部8aと、蒸着源5A及び5B側の端部の接続部8bとにそれぞれ接続し、平面視でH字型を有している。接続部8bに接続された壁部81及び82は主に蒸着物質のクロストークと反射された蒸着源5A及び5Bからの放射熱の監視ユニット7A及び7Bへの到達を防止する。
次に、電子デバイスの一例を説明する。以下、電子デバイスの例として有機EL表示装置の構成を例示する。
Claims (11)
- 基板に蒸着物質を放出する第一の蒸着源と、
前記第一の蒸着源に対して第一の方向に配置され、前記第一の蒸着源からの蒸着物質の放出状態を監視する第一の監視手段と、
前記第一の蒸着源に対して前記第一の方向と交差する第二の方向に配置され、前記基板に蒸着物質を放出する第二の蒸着源と、
前記第二の蒸着源に対して前記第一の方向に配置され、前記第二の蒸着源からの蒸着物質の放出状態を監視する第二の監視手段と、
を備えた成膜装置であって、
前記第一の蒸着源から前記第二の監視手段への前記蒸着物質の飛散を抑制し、かつ、前記第二の蒸着源から前記第一の監視手段への前記蒸着物質の飛散を抑制する防着部材を備え、
前記防着部材は、
前記第一の方向に延設された第一の壁部と、
前記第一の壁部から前記第一の方向と交差する方向に延設された第二の壁部と、を備え、
前記第一の壁部と前記第二の壁部との接続部が、前記第一の方向で、前記第一の蒸着源及び前記第二の蒸着源と、前記第一の監視手段及び前記第二の監視手段と、の間に位置している、
ことを特徴とする成膜装置。 - 請求項1に記載の成膜装置であって、
前記防着部材は、前記第一の壁部から、前記第二の壁部とは反対側で、前記第一の方向と交差する方向に延設された第三の壁部を備え、
前記第一の壁部と前記第三の壁部との接続部が、前記第一の方向で、前記第一の蒸着源及び前記第二の蒸着源と、前記第一の監視手段及び前記第二の監視手段と、の間に位置している、
ことを特徴とする成膜装置。 - 請求項2に記載の成膜装置であって、
前記第二の壁部と前記第三の壁部とは、前記第二の方向に連続的に延設されている、
ことを特徴とする成膜装置。 - 請求項2に記載の成膜装置であって、
前記第二の壁部と前記第三の壁部とは、延設方向が互いに異なる、
ことを特徴とする成膜装置。 - 請求項1に記載の成膜装置であって、
前記防着部材は、前記第一の方向に離間した複数の前記第二の壁部を有する、
ことを特徴とする成膜装置。 - 請求項2に記載の成膜装置であって、
前記防着部材は、前記第一の方向に離間した複数の前記第三の壁部を有する、
ことを特徴とする成膜装置。 - 請求項2に記載の成膜装置であって、
前記第一の壁部、前記第二の壁部及び前記第三の壁部は、前記第一の方向で、前記第一の蒸着源及び前記第二の蒸着源と、前記第一の監視手段及び前記第二の監視手段と、の間に位置している、
ことを特徴とする成膜装置。 - 請求項1に記載の成膜装置であって、
前記防着部材は、
前記第一の方向に延設され、前記第一の壁部と前記第二の方向に離間した第三の壁部と、
前記第三の壁部から、前記第一の壁部とは反対側で、前記第一の方向と交差する方向に延設された第四の壁部と、を備える、
ことを特徴とする成膜装置。 - 請求項8に記載の成膜装置であって、
前記防着部材は、前記第二の方向に延設され、前記第一の壁部と前記第三の壁部とを接続する第五の壁部を備える、
ことを特徴とする成膜装置。 - 請求項9に記載の成膜装置であって、
前記第一の壁部及び前記第三の壁部は、前記第一の蒸着源及び前記第二の蒸着源の側の第一の端部と、前記第一の監視手段及び前記第二の監視手段の側の第二の端部と、を有し、
前記第五の壁部は、前記第一の端部において前記第一の壁部と前記第三の壁部とを接続する、
ことを特徴とする成膜装置。 - 請求項1乃至請求項10のいずれか1項に記載の成膜装置を用いて基板に成膜する工程を備える、
ことを特徴とする成膜方法。
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