JP2020161332A5 - - Google Patents

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JP2020161332A5
JP2020161332A5 JP2019059561A JP2019059561A JP2020161332A5 JP 2020161332 A5 JP2020161332 A5 JP 2020161332A5 JP 2019059561 A JP2019059561 A JP 2019059561A JP 2019059561 A JP2019059561 A JP 2019059561A JP 2020161332 A5 JP2020161332 A5 JP 2020161332A5
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Prior art keywords
irradiation window
plasma processing
electrode
processing apparatus
dielectric
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JP2019059561A
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JP2020161332A (en
JP7328500B2 (en
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Claims (10)

高圧電極として電圧が印加される電極板と、
前記電極板の接地電極側表面に配置される誘電体と、
前記誘電体に対して前記接地電極側に間隔を空けて配置されており、開口が互いに間隔を空けて複数形成された、照射窓と、
放電に供されるガスを、少なくとも前記誘電体と前記照射窓との間に供給するためのガス供給路と、
を備えており、
前記照射窓に対して前記ガスの下流側に接地電極が配置される場合において、前記電極板に高電圧を印加することで前記開口において大気圧近傍で放電を発生させ、前記放電で生じた活性粒子を含む放電ガスを、前記照射窓に形成された複数の前記開口から前記接地電極に向けて噴出させるプラズマ処理装置。
An electrode plate to which voltage is applied as a high-voltage electrode,
A dielectric placed on the surface of the electrode plate on the ground electrode side and
An irradiation window, which is arranged at a distance on the ground electrode side with respect to the dielectric and has a plurality of openings formed at a distance from each other.
A gas supply path for supplying at least the gas to be discharged between the dielectric and the irradiation window, and
Equipped with
When the ground electrode is arranged on the downstream side of the gas with respect to the irradiation window, by applying a high voltage to the electrode plate, a discharge is generated in the vicinity of the atmospheric pressure at the opening, and the activity generated by the discharge is generated. A plasma processing device that ejects a discharge gas containing particles from a plurality of openings formed in the irradiation window toward the ground electrode.
前記誘電体と前記照射窓との間隔は、0.5mm以上、1.5mm以下である請求項1記載のプラズマ処理装置。 The plasma processing apparatus according to claim 1, wherein the distance between the dielectric and the irradiation window is 0.5 mm or more and 1.5 mm or less. 前記誘電体における前記接地電極側の表面のうち、それぞれの前記開口と対向する領域に貼り付けられた導電性の小片を複数有する、請求項1又は2記載のプラズマ処理装置。 The plasma processing apparatus according to claim 1 or 2, wherein the surface of the dielectric on the ground electrode side has a plurality of conductive small pieces attached to the regions facing each of the openings. 前記小片から前記開口内へ延びる導電性の棒状部材を更に有する、請求項3記載のプラズマ処理装置。 The plasma processing apparatus according to claim 3 , further comprising a conductive rod-shaped member extending from the small piece into the opening. 前記照射窓は、前記開口が複数形成された絶縁体による板状部材を含む請求項1からの何れかに記載のプラズマ処理装置。 The plasma processing apparatus according to any one of claims 1 to 4 , wherein the irradiation window includes a plate-shaped member made of an insulator having a plurality of openings formed therein. 前記照射窓には、前記開口の内面に、それぞれ、導電材料が取り付けられている請求項記載のプラズマ処理装置。 The plasma processing apparatus according to claim 5 , wherein a conductive material is attached to the inner surface of the opening in the irradiation window. 前記照射窓の近傍に、中間電極を有し、前記電極板と中間電極との間に、第1の高電圧が印加され、更に、前記中間電極と前記接地電極との間に、第2の高電圧が印加されることを特徴とする請求項1からのいずれかに記載のプラズマ処理装置。 An intermediate electrode is provided in the vicinity of the irradiation window, a first high voltage is applied between the electrode plate and the intermediate electrode, and a second high voltage is further applied between the intermediate electrode and the ground electrode. The plasma processing apparatus according to any one of claims 1 to 6 , wherein a high voltage is applied. 前記中間電極は、複数の前記開口のそれぞれに1つずつ設けられている請求項記載のプラズマ処理装置。 The plasma processing apparatus according to claim 7 , wherein the intermediate electrode is provided one by one in each of the plurality of openings. アーク放電を抑制するための抵抗器を、複数の前記中間電極の配線上にそれぞれ有する請求項記載のプラズマ処理装置。 The plasma processing apparatus according to claim 8 , further comprising a resistor for suppressing arc discharge on the wiring of the plurality of intermediate electrodes. 高圧電極として電圧が印加される電極板と、
前記電極板の接地電極側表面に配置される誘電体と、
前記誘電体に対して前記接地電極側に間隔を空けて配置されており、少なくとも1つのスリット状の開口が形成された、照射窓と、
放電に供されるガスを、少なくとも前記誘電体と前記照射窓との間に供給するためのガス供給路と、
を備えており、
前記照射窓に対して前記ガスの下流側に接地電極が配置される場合において、前記電極板に高電圧を印加することで前記開口において大気圧近傍で放電を発生させ、前記放電で生じた活性粒子を含む放電ガスを、前記照射窓に形成された前記開口から前記接地電極に向けてスリット状に噴出させるプラズマ処理装置。
An electrode plate to which voltage is applied as a high-voltage electrode,
A dielectric placed on the surface of the electrode plate on the ground electrode side and
An irradiation window, which is arranged at a distance on the ground electrode side with respect to the dielectric and has at least one slit-shaped opening formed therein.
A gas supply path for supplying at least the gas to be discharged between the dielectric and the irradiation window, and
Equipped with
When the ground electrode is arranged on the downstream side of the gas with respect to the irradiation window, by applying a high voltage to the electrode plate, a discharge is generated in the vicinity of the atmospheric pressure at the opening, and the activity generated by the discharge is generated. A plasma processing device that ejects a discharge gas containing particles from the opening formed in the irradiation window toward the ground electrode in a slit shape.
JP2019059561A 2019-03-27 2019-03-27 Atmospheric plasma processing equipment Active JP7328500B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2019059561A JP7328500B2 (en) 2019-03-27 2019-03-27 Atmospheric plasma processing equipment

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Application Number Priority Date Filing Date Title
JP2019059561A JP7328500B2 (en) 2019-03-27 2019-03-27 Atmospheric plasma processing equipment

Publications (3)

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JP2020161332A JP2020161332A (en) 2020-10-01
JP2020161332A5 true JP2020161332A5 (en) 2022-03-07
JP7328500B2 JP7328500B2 (en) 2023-08-17

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Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004342331A (en) * 2003-05-12 2004-12-02 Sekisui Chem Co Ltd Plasma discharge electrode and plasma discharge treatment method
JP2005149761A (en) * 2003-11-11 2005-06-09 Sony Corp Power supply device for generating plasma
CN101658076A (en) * 2007-03-27 2010-02-24 积水化学工业株式会社 Plasma processing apparatus
JP5328685B2 (en) * 2010-01-28 2013-10-30 三菱電機株式会社 Plasma processing apparatus and plasma processing method
JP5775932B2 (en) * 2011-08-29 2015-09-09 京セラ株式会社 Plasma generator and plasma generator
GR1009432B (en) * 2015-09-09 2019-01-15 Εθνικο Κεντρο Ερευνας Φυσικων Επιστημων "Δημοκριτος" Atmospheric plasma device for uniform treatment of large surfaces
JP2018018609A (en) * 2016-07-26 2018-02-01 株式会社ケイテックリサーチ Plasma processing device

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