KR20080049644A - 폴리실라잔막의 처리 방법 - Google Patents
폴리실라잔막의 처리 방법 Download PDFInfo
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- KR20080049644A KR20080049644A KR1020070122379A KR20070122379A KR20080049644A KR 20080049644 A KR20080049644 A KR 20080049644A KR 1020070122379 A KR1020070122379 A KR 1020070122379A KR 20070122379 A KR20070122379 A KR 20070122379A KR 20080049644 A KR20080049644 A KR 20080049644A
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- temperature
- pressure
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- polysilazane
- film
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- 238000000034 method Methods 0.000 title claims abstract description 101
- 229920001709 polysilazane Polymers 0.000 title claims abstract description 74
- 238000012545 processing Methods 0.000 title claims abstract description 58
- 239000012298 atmosphere Substances 0.000 claims abstract description 51
- 238000010438 heat treatment Methods 0.000 claims abstract description 51
- 230000008569 process Effects 0.000 claims abstract description 50
- 239000007789 gas Substances 0.000 claims abstract description 46
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 39
- 239000001301 oxygen Substances 0.000 claims abstract description 39
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 39
- 239000000758 substrate Substances 0.000 claims abstract description 22
- 230000001590 oxidative effect Effects 0.000 claims abstract description 11
- 230000008859 change Effects 0.000 claims abstract description 9
- 239000011248 coating agent Substances 0.000 claims description 50
- 238000000576 coating method Methods 0.000 claims description 50
- 238000011282 treatment Methods 0.000 claims description 19
- 230000000630 rising effect Effects 0.000 claims description 10
- 238000010304 firing Methods 0.000 claims description 9
- 239000012528 membrane Substances 0.000 claims description 9
- 239000011261 inert gas Substances 0.000 claims description 2
- 238000010926 purge Methods 0.000 abstract description 17
- 239000010410 layer Substances 0.000 abstract description 13
- 229910052710 silicon Inorganic materials 0.000 abstract description 8
- 239000010703 silicon Substances 0.000 abstract description 8
- 239000011247 coating layer Substances 0.000 abstract 2
- 235000012431 wafers Nutrition 0.000 description 76
- 239000002245 particle Substances 0.000 description 61
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 32
- 229910001882 dioxygen Inorganic materials 0.000 description 32
- 239000004065 semiconductor Substances 0.000 description 18
- 238000002474 experimental method Methods 0.000 description 13
- 230000000052 comparative effect Effects 0.000 description 10
- 238000010586 diagram Methods 0.000 description 10
- 230000000694 effects Effects 0.000 description 10
- 239000011229 interlayer Substances 0.000 description 10
- 239000002904 solvent Substances 0.000 description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 8
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 8
- 229910004298 SiO 2 Inorganic materials 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 8
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 7
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 7
- 238000002955 isolation Methods 0.000 description 6
- 238000011068 loading method Methods 0.000 description 6
- 229910052814 silicon oxide Inorganic materials 0.000 description 6
- 238000009413 insulation Methods 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- 239000010949 copper Substances 0.000 description 4
- 229910001873 dinitrogen Inorganic materials 0.000 description 4
- 238000000859 sublimation Methods 0.000 description 4
- 230000008022 sublimation Effects 0.000 description 4
- 239000005380 borophosphosilicate glass Substances 0.000 description 3
- 239000003054 catalyst Substances 0.000 description 3
- 239000001257 hydrogen Substances 0.000 description 3
- 229910052739 hydrogen Inorganic materials 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 238000003672 processing method Methods 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 125000000217 alkyl group Chemical group 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000005229 chemical vapour deposition Methods 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 230000006837 decompression Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- UPSOBXZLFLJAKK-UHFFFAOYSA-N ozone;tetraethyl silicate Chemical compound [O-][O+]=O.CCO[Si](OCC)(OCC)OCC UPSOBXZLFLJAKK-UHFFFAOYSA-N 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 230000035484 reaction time Effects 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 1
- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000000280 densification Methods 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 239000012299 nitrogen atmosphere Substances 0.000 description 1
- 238000010943 off-gassing Methods 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 1
- 229920005591 polysilicon Polymers 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 229910000077 silane Inorganic materials 0.000 description 1
- 238000004528 spin coating Methods 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
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Abstract
Description
Claims (20)
- 폴리실라잔의 도포막이 표면에 배치된 피처리 기판을 반응 용기의 처리 영역에 반입하는 공정과,다음에, 상기 처리 영역을, 산소를 포함하고 또한 6.7 ㎪ 내지 26.7 ㎪의 제1 압력을 갖는 제1 분위기로 설정한 상태에서, 상기 처리 영역을 예열 온도로부터 소정 온도까지 변화시키는 승온을 행하는 공정과,다음에, 상기 처리 영역을, 산화 가스를 포함하고 또한 상기 제1 압력보다도 높은 제2 압력을 갖는 제2 분위기로 설정한 상태에서, 상기 소정 온도 이상의 제1 처리 온도에서 상기 도포막을 소성하여 실리콘 및 산소를 포함하는 절연막을 얻기 위해 제1 열처리를 행하는 공정을 구비하는 폴리실라잔막을 처리하는 방법.
- 제1항에 있어서, 상기 제1 분위기는, 상기 반응 용기 내를 배기하면서, 상기 반응 용기 내에 산소를 공급하는 것에 의해 형성하는 폴리실라잔막을 처리하는 방법.
- 제1항에 있어서, 상기 승온은 1 ℃/분 내지 10 ℃/분의 평균 승온 속도로 행하는 폴리실라잔막을 처리하는 방법.
- 제1항에 있어서, 상기 예열 온도는 100 내지 200 ℃, 상기 소정 온도는 200 내지 500 ℃인 폴리실라잔막을 처리하는 방법.
- 제1항에 있어서, 상기 방법은, 상기 반입과 상기 승온과의 사이에, 상기 처리 영역을, 산소를 포함하고 또한 0.1 ㎪ 내지 1.3 ㎪의 예비 압력을 갖는 예비 분위기로 설정한 상태에서, 상기 반응 용기 내를 배기하는 공정을 더 구비하는 폴리실라잔막을 처리하는 방법.
- 제5항에 있어서, 상기 예비 분위기는, 상기 반응 용기 내의 압력을 0.1 ㎪ 내지 1.3 ㎪의 범위에서 변동시키는 폴리실라잔막을 처리하는 방법.
- 제6항에 있어서, 상기 예비 분위기는, 상기 반응 용기 내에 산소를 공급함으로써 형성하고, 또한 산소의 공급량을 변화시키는 폴리실라잔막을 처리하는 방법.
- 제3항에 있어서, 상기 방법은, 상기 반입과 상기 승온과의 사이에, 상기 처리 영역을, 산소를 포함하고 또한 0.1 ㎪ 내지 1.3 ㎪의 예비 압력을 갖는 예비 분위기로 설정한 상태에서, 상기 반응 용기 내를 배기하는 공정을 더 구비하는 폴리실라잔막을 처리하는 방법.
- 제1항에 있어서, 상기 제2 압력은 101 ㎪ 이하인 폴리실라잔막을 처리하는 방법.
- 제1항에 있어서, 상기 산화 가스는 수증기 가스를 구비하는 폴리실라잔막을 처리하는 방법.
- 제1항에 있어서, 상기 방법은, 상기 도포막을 소성하기 위해, 상기 제1 열처리의 후에, 상기 제1 처리 온도보다도 높은 제2 처리 온도의 제2 열처리와, 상기 제2 처리 온도보다도 높은 제3 처리 온도의 제3 열처리를 이 순서로 행하는 공정을 더 구비하는 폴리실라잔막을 처리하는 방법.
- 제11항에 있어서, 상기 제2 열처리는, 상기 처리 영역을 산화 가스 분위기로 설정하고, 상기 제3 열처리는, 상기 처리 영역을 불활성 가스 분위기로 설정하는 폴리실라잔막을 처리하는 방법.
- 폴리실라잔의 도포막이 표면에 배치된 피처리 기판을 반응 용기의 처리 영역에 반입하는 공정과,다음에, 상기 처리 영역을, 산소를 포함하고 또한 제1 압력을 갖는 제1 분위기로 설정한 상태에서, 상기 처리 영역을 1 ℃/분 내지 10 ℃/분의 평균 승온 속도로 예열 온도로부터 소정 온도까지 변화시키는 승온을 행하는 공정과,다음에, 상기 처리 영역을, 산화 가스를 포함하고 또한 상기 제1 압력보다도 높은 제2 압력을 갖는 제2 분위기로 설정한 상태에서, 상기 소정 온도 이상의 제1 처리 온도에서 상기 도포막을 소성하여 실리콘 및 산소를 포함하는 절연막을 얻기 위해 제1 열처리를 행하는 공정을 구비하는 폴리실라잔막을 처리하는 방법.
- 제13항에 있어서, 상기 예열 온도는 100 내지 200 ℃, 상기 소정 온도는 200 내지 500 ℃인 폴리실라잔막을 처리하는 방법.
- 제13항에 있어서, 상기 방법은, 상기 반입과 상기 승온과의 사이에, 상기 처리 영역을, 산소를 포함하고 또한 0.1 ㎪ 내지 1.3 ㎪의 예비 압력을 갖는 예비 분위기로 설정한 상태에서, 상기 반응 용기 내를 배기하는 공정을 더 구비하는 폴리실라잔막을 처리하는 방법.
- 제15항에 있어서, 상기 예비 분위기는, 상기 반응 용기 내의 압력을 0.1 ㎪ 내지 1.3 ㎪의 범위에서 변동시키는 폴리실라잔막을 처리하는 방법.
- 제16항에 있어서, 상기 예비 분위기는, 상기 반응 용기 내에 산소를 공급함으로써 형성하고, 또한 산소의 공급량을 변화시키는 폴리실라잔막을 처리하는 방법.
- 폴리실라잔의 도포막이 표면에 배치된 피처리 기판을 반응 용기의 처리 영역에 반입하는 공정과,다음에, 상기 처리 영역을, 산소를 포함하고 또한 0.1 ㎪ 내지 1.3 ㎪의 예비 압력을 갖는 예비 분위기로 설정한 상태에서, 상기 반응 용기 내를 배기하는 공정과,다음에, 상기 처리 영역을, 산소를 포함하고 또한 제1 압력을 갖는 제1 분위기로 설정한 상태에서, 상기 처리 영역을 예열 온도로부터 소정 온도까지 변화시키는 승온을 행하는 공정과,다음에, 상기 처리 영역을, 산화 가스를 포함하고 또한 상기 제1 압력보다도 높은 제2 압력을 갖는 제2 분위기로 설정한 상태에서, 상기 소정 온도 이상의 제1 처리 온도에서 상기 도포막을 소성하여 실리콘 및 산소를 포함하는 절연막을 얻기 위해 제1 열처리를 행하는 공정을 구비하는 폴리실라잔막을 처리하는 방법.
- 제18항에 있어서, 상기 예비 분위기는, 상기 반응 용기 내의 압력을 0.1 ㎪ 내지 1.3 ㎪의 범위에서 변동시키는 폴리실라잔막을 처리하는 방법.
- 제19항에 있어서, 상기 예비 분위기는, 상기 반응 용기 내에 산소를 공급함으로써 형성하고, 또한 산소의 공급량을 변화시키는 폴리실라잔막을 처리하는 방법.
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WO2012018008A1 (ja) * | 2010-08-05 | 2012-02-09 | 株式会社日立国際電気 | 基板処理装置、基板処理方法および半導体装置の製造方法 |
US9082612B2 (en) | 2010-12-22 | 2015-07-14 | Cheil Industries, Inc. | Composition for forming a silica layer, method of manufacturing the composition, silica layer prepared using the composition, and method of manufacturing the silica layer |
CN103839768B (zh) * | 2012-11-20 | 2016-09-07 | 上海华虹宏力半导体制造有限公司 | 减少正硅酸乙酯炉体中颗粒杂质的方法 |
KR101556672B1 (ko) | 2012-12-27 | 2015-10-01 | 제일모직 주식회사 | 실리카계 절연층 형성용 조성물, 실리카계 절연층 형성용 조성물의 제조방법, 실리카계 절연층 및 실리카계 절연층의 제조방법 |
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KR101718419B1 (ko) | 2013-07-31 | 2017-03-22 | 가부시키가이샤 히다치 고쿠사이 덴키 | 기판 처리 방법, 기판 처리 장치, 반도체 장치의 제조 방법 및 기록 매체 |
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US20080139001A1 (en) | 2008-06-12 |
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