KR102272431B1 - 탄화규소 분말, 이의 제조방법 및 탄화규소 단결정 - Google Patents
탄화규소 분말, 이의 제조방법 및 탄화규소 단결정 Download PDFInfo
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- KR102272431B1 KR102272431B1 KR1020140070688A KR20140070688A KR102272431B1 KR 102272431 B1 KR102272431 B1 KR 102272431B1 KR 1020140070688 A KR1020140070688 A KR 1020140070688A KR 20140070688 A KR20140070688 A KR 20140070688A KR 102272431 B1 KR102272431 B1 KR 102272431B1
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- 239000013078 crystal Substances 0.000 title claims abstract description 153
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 title claims abstract description 144
- 229910010271 silicon carbide Inorganic materials 0.000 title claims description 20
- 238000004519 manufacturing process Methods 0.000 title claims description 16
- 239000002245 particle Substances 0.000 claims abstract description 14
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 28
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 28
- 229910052710 silicon Inorganic materials 0.000 claims description 28
- 239000010703 silicon Substances 0.000 claims description 28
- 229910052799 carbon Inorganic materials 0.000 claims description 25
- 239000012535 impurity Substances 0.000 claims description 12
- 238000010438 heat treatment Methods 0.000 claims description 10
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 7
- 238000002156 mixing Methods 0.000 claims description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 5
- 239000011575 calcium Substances 0.000 claims description 4
- 239000000460 chlorine Substances 0.000 claims description 4
- 239000011651 chromium Substances 0.000 claims description 4
- 239000011777 magnesium Substances 0.000 claims description 4
- 239000010936 titanium Substances 0.000 claims description 4
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims description 3
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 3
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims description 3
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 3
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 3
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 3
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims description 3
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 3
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052796 boron Inorganic materials 0.000 claims description 3
- 229910052791 calcium Inorganic materials 0.000 claims description 3
- 229910052801 chlorine Inorganic materials 0.000 claims description 3
- 229910052804 chromium Inorganic materials 0.000 claims description 3
- 229910017052 cobalt Inorganic materials 0.000 claims description 3
- 239000010941 cobalt Substances 0.000 claims description 3
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 3
- 229910052749 magnesium Inorganic materials 0.000 claims description 3
- 229910052759 nickel Inorganic materials 0.000 claims description 3
- 239000011574 phosphorus Substances 0.000 claims description 3
- 229910052698 phosphorus Inorganic materials 0.000 claims description 3
- 239000011591 potassium Substances 0.000 claims description 3
- 229910052700 potassium Inorganic materials 0.000 claims description 3
- 229910052717 sulfur Inorganic materials 0.000 claims description 3
- 239000011593 sulfur Substances 0.000 claims description 3
- 229910052719 titanium Inorganic materials 0.000 claims description 3
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 3
- 229910052721 tungsten Inorganic materials 0.000 claims description 3
- 239000010937 tungsten Substances 0.000 claims description 3
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 claims description 3
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims 2
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 claims 2
- 229910052742 iron Inorganic materials 0.000 claims 2
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 claims 2
- 229910052720 vanadium Inorganic materials 0.000 claims 2
- 239000011701 zinc Substances 0.000 claims 2
- 229910052725 zinc Inorganic materials 0.000 claims 2
- 229910052726 zirconium Inorganic materials 0.000 claims 2
- 229910021419 crystalline silicon Inorganic materials 0.000 claims 1
- 229910021421 monocrystalline silicon Inorganic materials 0.000 claims 1
- 239000012071 phase Substances 0.000 description 71
- 238000000034 method Methods 0.000 description 31
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 13
- 238000006243 chemical reaction Methods 0.000 description 11
- 230000000052 comparative effect Effects 0.000 description 8
- 230000015572 biosynthetic process Effects 0.000 description 7
- 238000003763 carbonization Methods 0.000 description 7
- 238000003786 synthesis reaction Methods 0.000 description 7
- 230000006698 induction Effects 0.000 description 6
- 239000000377 silicon dioxide Substances 0.000 description 5
- 150000001722 carbon compounds Chemical class 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 239000011812 mixed powder Substances 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 238000011084 recovery Methods 0.000 description 3
- 235000012239 silicon dioxide Nutrition 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- 239000002041 carbon nanotube Substances 0.000 description 2
- 229910021393 carbon nanotube Inorganic materials 0.000 description 2
- 229910052681 coesite Inorganic materials 0.000 description 2
- 229910052906 cristobalite Inorganic materials 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000007791 liquid phase Substances 0.000 description 2
- 239000011572 manganese Substances 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 229920002689 polyvinyl acetate Polymers 0.000 description 2
- 239000011118 polyvinyl acetate Substances 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000000197 pyrolysis Methods 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 229910052682 stishovite Inorganic materials 0.000 description 2
- 229910052905 tridymite Inorganic materials 0.000 description 2
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 description 1
- 238000000815 Acheson method Methods 0.000 description 1
- XMWRBQBLMFGWIX-UHFFFAOYSA-N C60 fullerene Chemical compound C12=C3C(C4=C56)=C7C8=C5C5=C9C%10=C6C6=C4C1=C1C4=C6C6=C%10C%10=C9C9=C%11C5=C8C5=C8C7=C3C3=C7C2=C1C1=C2C4=C6C4=C%10C6=C9C9=C%11C5=C5C8=C3C3=C7C1=C1C2=C4C6=C2C9=C5C3=C12 XMWRBQBLMFGWIX-UHFFFAOYSA-N 0.000 description 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- 239000004642 Polyimide Substances 0.000 description 1
- 239000004372 Polyvinyl alcohol Substances 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 238000005229 chemical vapour deposition Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000007580 dry-mixing Methods 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- -1 franc Chemical compound 0.000 description 1
- 229910003472 fullerene Inorganic materials 0.000 description 1
- 229910021485 fumed silica Inorganic materials 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 150000003961 organosilicon compounds Chemical class 0.000 description 1
- 229920001568 phenolic resin Polymers 0.000 description 1
- 239000005011 phenolic resin Substances 0.000 description 1
- 229920002239 polyacrylonitrile Polymers 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 229920002451 polyvinyl alcohol Polymers 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- VSZWPYCFIRKVQL-UHFFFAOYSA-N selanylidenegallium;selenium Chemical compound [Se].[Se]=[Ga].[Se]=[Ga] VSZWPYCFIRKVQL-UHFFFAOYSA-N 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 238000000859 sublimation Methods 0.000 description 1
- 230000008022 sublimation Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 238000001308 synthesis method Methods 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
- JBQYATWDVHIOAR-UHFFFAOYSA-N tellanylidenegermanium Chemical compound [Te]=[Ge] JBQYATWDVHIOAR-UHFFFAOYSA-N 0.000 description 1
- 239000008096 xylene Substances 0.000 description 1
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- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
Abstract
Description
도 2는 실시예에 따른 탄화규소 단결정 성장용 탄화규소 분말의 SEM 사진을 도시한 도면이다.
도 3은 실시예에 따른 단결정 성장용 탄화규소 분말을 이용하는 단결정 성장장치를 도시한 도면이다.
| 6 H 결정상 중량 범위(중량%) | 불순물 (ppm) |
입도 (㎛) |
산포 | |
| 실시예 1 | 100 | 1 이하 | 228 | 2.84 |
| 실시예 2 | 100 | 1 이하 | 238 | 2.58 |
| 실시예 3 | 95(15R:5) | 1 이하 | 238.5 | 2.55 |
| 비교예 1 | 45 (4H:6, 15R:49) |
1.32 | 235.7 | 2.47 |
| 비교예 2 | 49 (4H:23, 15R:28) |
3.00 | 240.9 | 3.81 |
| 비교예 3 | 100 | 1.7 | 401.5 | 10.5 |
Claims (10)
- 90 중량% 이상의 6H 결정상; 및
1 중량% 내지 10 중량%의 4H 결정상, 15R 결정상 및 3C 결정상 중 적어도 하나의 결정상을 포함하고,
100㎛ 내지 400㎛의 입경을 가지는 탄화규소 분말을 포함하고,
상기 탄화규소 분말은 1ppm 이하의 불순물을 포함하고,
상기 불순물은 알루미늄, 붕소, 칼슘, 코발트, 크롬, 염소, 철, 칼륨, 마그네슘, 망간, 니켈, 황, 인, 티타늄, 텅스텐, 아연, 지르코늄 및 바나듐 중 적어도 하나를 포함하는 단결정 성장용 탄화규소 분말. - 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 제 1항의 단결정 탄화규소 분말을 사용하여 제조되는 탄화규소 단결정.
- 탄소원 및 규소원을 혼합하여 혼합물을 형성하고, 상기 혼합물을 가열하여 1차 탄화규소 분말을 제조하는 단계; 및
상기 1차 탄화규소 분말을 입성장하는 단계를 포함하고,
상기 1차 탄화규소 분말은 3C 결정상 탄화규소 분말을 포함하고,
상기 1차 탄화규소 분말은 0.01㎛ 내지 50㎛의 입경을 가지고,
상기 1차 탄화규소 분말을 입성장하는 단계는 2100℃ 내지 2500℃의 온도에서 가열되고,
상기 1차 탄화규소 분말을 입성장하는 단계는 1000mbar 내지 1200mbar의 압력에서 가압되고,
상기 1차 탄화규소 분말을 입성장하여 형성되는 탄화규소 분말은,
90 중량% 이상의 6H 결정상; 및 1 중량% 내지 10 중량%의 4H 결정상, 15R 결정상 및 3C 결정상 중 적어도 하나의 결정상을 포함하고, 100㎛ 내지 400㎛의 입경을 가지고, 1ppm 이하의 불순물을 포함하고,
상기 불순물은 알루미늄, 붕소, 칼슘, 코발트, 크롬, 염소, 철, 칼륨, 마그네슘, 망간, 니켈, 황, 인, 티타늄, 텅스텐, 아연, 지르코늄 및 바나듐 중 적어도 하나를 포함하는 단결정 성장용 탄화규소 분말 제조방법. - 삭제
- 삭제
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| KR20150142246A KR20150142246A (ko) | 2015-12-22 |
| KR102272431B1 true KR102272431B1 (ko) | 2021-07-02 |
| KR102272431B9 KR102272431B9 (ko) | 2021-10-27 |
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| KR102491237B1 (ko) * | 2015-12-31 | 2023-01-25 | (주)에스테크 | 탄화규소 분말 및 이의 제조방법 |
| KR102192815B1 (ko) | 2019-03-21 | 2020-12-18 | 에스케이씨 주식회사 | 잉곳의 제조방법, 잉곳 성장용 원료물질 및 이의 제조방법 |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003073194A (ja) * | 2001-06-22 | 2003-03-12 | Bridgestone Corp | 炭化ケイ素単結晶及びその製造方法 |
| JP2004352590A (ja) | 2003-05-30 | 2004-12-16 | Bridgestone Corp | 炭化ケイ素単結晶並びにその製造方法及び製造装置 |
| KR100705561B1 (ko) | 2005-02-28 | 2007-04-11 | 네오세미테크 주식회사 | 탄화규소 단결정 성장 방법 |
| JP2010090012A (ja) | 2008-10-10 | 2010-04-22 | Bridgestone Corp | 炭化珪素単結晶の製造方法 |
| JP2011102205A (ja) * | 2009-11-10 | 2011-05-26 | Sumitomo Osaka Cement Co Ltd | α型炭化ケイ素粉体の粒径制御方法及び炭化ケイ素単結晶 |
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| KR102017689B1 (ko) * | 2012-10-18 | 2019-10-21 | 엘지이노텍 주식회사 | 탄화규소 분말의 제조 방법 |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003073194A (ja) * | 2001-06-22 | 2003-03-12 | Bridgestone Corp | 炭化ケイ素単結晶及びその製造方法 |
| JP2004352590A (ja) | 2003-05-30 | 2004-12-16 | Bridgestone Corp | 炭化ケイ素単結晶並びにその製造方法及び製造装置 |
| KR100705561B1 (ko) | 2005-02-28 | 2007-04-11 | 네오세미테크 주식회사 | 탄화규소 단결정 성장 방법 |
| JP2010090012A (ja) | 2008-10-10 | 2010-04-22 | Bridgestone Corp | 炭化珪素単結晶の製造方法 |
| JP2011102205A (ja) * | 2009-11-10 | 2011-05-26 | Sumitomo Osaka Cement Co Ltd | α型炭化ケイ素粉体の粒径制御方法及び炭化ケイ素単結晶 |
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| KR20150142246A (ko) | 2015-12-22 |
| KR102272431B9 (ko) | 2021-10-27 |
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