JP2013539209A - Cvd反応器用の排気システム - Google Patents
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- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
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Abstract
【選択図】図1
Description
本願は、2010年8月2日に出願された米国仮特許出願第12/848,540の出願日の利益を主張するものであり、この仮特許出願は、その開示内容を引用することによって本明細書の一部を成すものとする。
Claims (29)
- (a)内部空間を有する反応チャンバと、
(b)前記チャンバの内部空間と連通するガス注入口マニホールドであって、前記内部空間内に保持されている基板上に堆積物を形成するようにプロセスガスを通すガス注入口マニホールドと、
(c)流路及び1つ又は複数のポートを有する排気マニホールドを含む排気システムであって、前記流路が、前記1つ又は複数のポートを通じて前記チャンバの内部空間と連通している、排気システムと、
(d)前記チャンバ内に取付けられる1つ又は複数の清掃部材であって、(i)1つ又は複数の清掃部材を前記1つ又は複数のポートから離している運転位置と、(ii)1つ又は複数の清掃部材を前記1つ又は複数のポートに係合させている清掃位置との間で移動可能に構成された1つ又は複数の清掃部材と
を備えている化学蒸着反応器。 - 前記チャンバが、前記基板の挿入及び取り外し用の入口ポートと、シャッタとを有しており、
前記シャッタが、前記チャンバに取付けられると共に、(i)前記シャッタを前記入口ポートから離している開放位置と、(ii)前記シャッタにより前記入口ポートを封鎖している閉鎖位置との間で移動可能に構成され、
前記1つ又は複数の清掃部材が、前記シャッタと共に移動するように前記シャッタに取付けられている、請求項1に記載の反応器。 - 前記清掃部材は、(i)前記シャッタが前記閉鎖位置に位置しているときには前記運転位置に位置し、(ii)前記シャッタが前記開放位置に位置しているときには前記清掃位置に位置するように構成されている、請求項2に記載の反応器。
- 前記排気マニホールドがリング形状を画定し、
前記1つ又は複数のポートが複数の円形開口を含んでいる、請求項2に記載の反応器。 - 前記1つ又は複数の清掃部材が、前記シャッタに取付けられた複数のプランジャとなっている、請求項4に記載の反応器。
- 前記プランジャのそれぞれが円錐形状の先端部を有している、請求項5に記載の反応器。
- 前記円錐形状の先端部のそれぞれが前記チャンバの中心軸に対して角度を成しており、
該角度が、前記複数の円形開口のそれぞれにおける面取りされた内縁部によって画定される角度に略等しくなっている、請求項6に記載の反応器。 - 前記排気マニホールドが複数のバッフルを含む迷路形状部を備え、
前記1つ又は複数のポートが単一の円筒形開口となっている、請求項2に記載の反応器。 - 前記1つ又は複数の清掃部材が前記シャッタの下側部分となっている、請求項8に記載の反応器。
- 前記シャッタの下側部分が面取りされた内縁部を有している、請求項9に記載の反応器。
- 前記シャッタの下側部分の面取りされた内縁部が、前記反応器の中心軸に対して角度を成し、
該角度が、前記排気マニホールドの開口の面取りされた内縁部によって画定される角度に略等しくなっている、請求項10に記載の反応器。 - 上方向及び下方向に延びる軸の回りにて回転するように構成され、かつ前記チャンバ内に取付けられたスピンドルをさらに備え、
該スピンドルの上端部が、複数のウェハーを保持するように構成されるウェハーキャリアに取り外し可能に係合する構成となっている、請求項1に記載の反応器。 - 前記スピンドルを前記軸の回りにて回転させるように構成される電動機をさらに備えている、請求項12に記載の反応器。
- 前記ウェハーキャリアを加熱するように構成されるヒーターをさらに備える、請求項12に記載の反応器。
- (a)内部空間を画定すると共に、ウェハーキャリアの挿入及び取り外し用の入口ポートを含む反応チャンバを準備するステップと、
(b)1つ又は複数のウェハーの頂面を前記ウェハーキャリアの頂面にて露出させるように、前記1つ又は複数のウェハーを前記ウェハーキャリア上で保持するステップと、
(c)1つ又は複数のプロセスガスを前記ウェハーの露出した頂面に供給するステップと、
(d)前記プロセスガスの一部を、排気システムを通じて除去するステップであって、前記排気システムが排気マニホールドを含み、該排気マニホールドが流路及び1つ又は複数のポートを有し、該流路が前記1つ又は複数のポートを通じて前記チャンバの内部空間と連通している、除去するステップと、
(e)前記チャンバ内に取付けられた1つ又は複数の清掃部材を下方に移動させるステップと、
(f)前記排気マニホールドを清掃するように前記清掃部材のそれぞれの少なくとも一部を前記排気マニホールド内に挿入するステップと
を含むウェハー処理の方法。 - (g)前記チャンバに取付けられたシャッタを、(i)該シャッタを前記入口ポートから離している開放位置から、(ii)該シャッタによって前記入口ポートを封鎖する閉鎖位置まで移動させるステップをさらに含む請求項15に記載の方法。
- 前記1つ又は複数の清掃部材が、前記シャッタと共に移動するように前記シャッタに直接連結されている、請求項16に記載の方法。
- 前記シャッタを移動させるステップ(g)が、前記清掃部材を、(i)前記シャッタが前記閉鎖位置に位置しているときには運転位置まで、(ii)前記シャッタが前記開放位置に位置しているときには清掃位置まで移動させることを含む、請求項17に記載の方法。
- (g)前記ウェハーキャリアを前記チャンバ内に取付けられたスピンドルの上端部と取り外し可能に係合させるステップをさらに含み、
前記スピンドルが上方向及び下方向に延びる中心軸に対して実質的に平行に配向されている、請求項15に記載の方法。 - (h)前記スピンドル及び前記ウェハーキャリアを前記中心軸の回りにて回転させるステップをさらに含む、請求項19に記載の方法。
- 前記排気マニホールドがリング形状を画定し、
前記1つ又は複数のポートが複数の円形開口を含む、請求項15に記載の方法。 - 前記1つ又は複数の清掃部材が、前記シャッタに取付けられている複数のプランジャとなっている、請求項21に記載の方法。
- 前記プランジャのそれぞれが円錐形状の先端部を有している、請求項22に記載の方法。
- 前記円錐形状のそれぞれの先端部が前記反応器の中心軸に対して角度を成し、
該角度が、前記複数の円形開口のそれぞれにおける面取りされた内縁部によって画定される角度に略等しくなっている、請求項23に記載の方法。 - 前記排気マニホールドが複数のバッフルを含む迷路形状部を備え、
前記1つ又は複数のポートが単一の円筒形開口となっている、請求項15に記載の方法。 - 前記1つ又は複数の清掃部材が前記シャッタの下側部分となっている、請求項25に記載の方法。
- 前記シャッタの下側部分が面取りされた内縁部を有している、請求項26に記載の方法。
- 前記シャッタの下側部分の面取りされた内縁部が、前記反応器の中心軸に対して角度を成し、
該角度が、前記排気マニホールドの開口の面取りされた内縁部によって画定される角度に略等しくなっている、請求項27に記載の方法。 - 前記ウェハーキャリアからの伝熱によって前記ウェハーを少なくとも部分的に加熱するステップをさらに含む請求項15に記載の方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/848,540 US8460466B2 (en) | 2010-08-02 | 2010-08-02 | Exhaust for CVD reactor |
US12/848,540 | 2010-08-02 | ||
PCT/US2011/046215 WO2012018778A1 (en) | 2010-08-02 | 2011-08-02 | Exhaust for cvd reactor |
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JP2013539209A true JP2013539209A (ja) | 2013-10-17 |
JP5873491B2 JP5873491B2 (ja) | 2016-03-01 |
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JP2013523263A Expired - Fee Related JP5873491B2 (ja) | 2010-08-02 | 2011-08-02 | Cvd反応器用の排気システム |
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US (1) | US8460466B2 (ja) |
EP (1) | EP2601329B1 (ja) |
JP (1) | JP5873491B2 (ja) |
KR (1) | KR101794852B1 (ja) |
CN (1) | CN103140602B (ja) |
SG (1) | SG187637A1 (ja) |
TW (1) | TWI432598B (ja) |
WO (1) | WO2012018778A1 (ja) |
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TW201209217A (en) | 2012-03-01 |
US8460466B2 (en) | 2013-06-11 |
CN103140602B (zh) | 2015-04-01 |
JP5873491B2 (ja) | 2016-03-01 |
TWI432598B (zh) | 2014-04-01 |
WO2012018778A1 (en) | 2012-02-09 |
EP2601329B1 (en) | 2017-04-12 |
CN103140602A (zh) | 2013-06-05 |
EP2601329A1 (en) | 2013-06-12 |
KR101794852B1 (ko) | 2017-11-07 |
SG187637A1 (en) | 2013-03-28 |
KR20140005136A (ko) | 2014-01-14 |
US20120027936A1 (en) | 2012-02-02 |
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