KR101435875B1 - 폴리실리콘 제조용 흑연척 재활용 방법 - Google Patents
폴리실리콘 제조용 흑연척 재활용 방법 Download PDFInfo
- Publication number
- KR101435875B1 KR101435875B1 KR1020120024780A KR20120024780A KR101435875B1 KR 101435875 B1 KR101435875 B1 KR 101435875B1 KR 1020120024780 A KR1020120024780 A KR 1020120024780A KR 20120024780 A KR20120024780 A KR 20120024780A KR 101435875 B1 KR101435875 B1 KR 101435875B1
- Authority
- KR
- South Korea
- Prior art keywords
- polysilicon
- chuck
- graphite chuck
- graphite
- separating
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 26
- 238000004064 recycling Methods 0.000 title claims abstract description 10
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 58
- 229910002804 graphite Inorganic materials 0.000 claims abstract description 56
- 239000010439 graphite Substances 0.000 claims abstract description 56
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims abstract description 53
- 229920005591 polysilicon Polymers 0.000 claims abstract description 53
- 239000007788 liquid Substances 0.000 claims abstract description 17
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 15
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 15
- 239000010703 silicon Substances 0.000 claims abstract description 15
- 238000004519 manufacturing process Methods 0.000 claims abstract description 14
- 238000000926 separation method Methods 0.000 claims description 13
- 239000012535 impurity Substances 0.000 claims description 8
- 239000011248 coating agent Substances 0.000 claims description 7
- 238000000576 coating method Methods 0.000 claims description 7
- 238000004381 surface treatment Methods 0.000 claims description 7
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 4
- 229910052739 hydrogen Inorganic materials 0.000 claims description 4
- 239000001257 hydrogen Substances 0.000 claims description 4
- 230000035515 penetration Effects 0.000 claims 1
- 239000012495 reaction gas Substances 0.000 description 6
- ZDHXKXAHOVTTAH-UHFFFAOYSA-N trichlorosilane Chemical compound Cl[SiH](Cl)Cl ZDHXKXAHOVTTAH-UHFFFAOYSA-N 0.000 description 5
- 239000005052 trichlorosilane Substances 0.000 description 5
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- 239000002994 raw material Substances 0.000 description 4
- 239000004065 semiconductor Substances 0.000 description 4
- 229910000077 silane Inorganic materials 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 238000005229 chemical vapour deposition Methods 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 238000005137 deposition process Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- SLLGVCUQYRMELA-UHFFFAOYSA-N chlorosilicon Chemical compound Cl[Si] SLLGVCUQYRMELA-UHFFFAOYSA-N 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 229910000041 hydrogen chloride Inorganic materials 0.000 description 1
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 238000011946 reduction process Methods 0.000 description 1
- 229910052702 rhenium Inorganic materials 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B32/00—Carbon; Compounds thereof
- C01B32/20—Graphite
- C01B32/21—After-treatment
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B33/00—Silicon; Compounds thereof
- C01B33/02—Silicon
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Silicon Compounds (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020120024780A KR101435875B1 (ko) | 2012-03-12 | 2012-03-12 | 폴리실리콘 제조용 흑연척 재활용 방법 |
TW101109884A TW201337026A (zh) | 2012-03-12 | 2012-03-22 | 多晶矽製造用石墨夾頭再利用方法 |
CN2012100888042A CN103303925A (zh) | 2012-03-12 | 2012-03-29 | 多晶硅制造用石墨夹头再利用方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020120024780A KR101435875B1 (ko) | 2012-03-12 | 2012-03-12 | 폴리실리콘 제조용 흑연척 재활용 방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20130103841A KR20130103841A (ko) | 2013-09-25 |
KR101435875B1 true KR101435875B1 (ko) | 2014-09-01 |
Family
ID=49129693
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020120024780A KR101435875B1 (ko) | 2012-03-12 | 2012-03-12 | 폴리실리콘 제조용 흑연척 재활용 방법 |
Country Status (3)
Country | Link |
---|---|
KR (1) | KR101435875B1 (zh) |
CN (1) | CN103303925A (zh) |
TW (1) | TW201337026A (zh) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101590607B1 (ko) * | 2013-11-20 | 2016-02-01 | 한화케미칼 주식회사 | 폴리실리콘 제조 장치 |
KR101487651B1 (ko) * | 2014-07-08 | 2015-02-02 | 주효돈 | 흑연척-폴리실리콘 말단의 폴리실리콘 회수방법 |
US20180086044A1 (en) * | 2016-09-23 | 2018-03-29 | Oci Company Ltd. | Apparatus and method for separating polysilicon-carbon chuck |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR950013069B1 (ko) * | 1989-12-26 | 1995-10-24 | 어드밴스드 실리콘 머티어리얼즈 인코포레이티드 | 수소 침투 방지용 외부 코팅층을 갖는 흑연 척 및 탄소가 거의 없는 다결정 실리콘 제조 방법 |
KR960003734B1 (ko) * | 1990-06-27 | 1996-03-21 | 유니온 카바이드 코팅즈 서비스 테크놀러지 코포레이션 | 다결정 실리콘 제조에서의 스타터 필라멘트용 흑연 척 및 그 보호 방법 |
KR20070019067A (ko) * | 2005-08-11 | 2007-02-15 | 삼성전자주식회사 | 폴리실리콘 제거용 조성물, 이를 이용한 폴리실리콘 제거방법 및 반도체 장치의 제조 방법 |
WO2011027803A1 (ja) | 2009-09-02 | 2011-03-10 | 東洋炭素株式会社 | シード保持部材及びそのシード保持部材を用いた多結晶シリコン製造方法 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006240934A (ja) * | 2005-03-04 | 2006-09-14 | Tokuyama Corp | 多結晶シリコンの製造装置 |
CN101935040A (zh) * | 2009-06-29 | 2011-01-05 | 上海奇谋能源技术开发有限公司 | 一种利用真空电弧熔炼法除去硅中低温杂质的方法 |
CN102336407A (zh) * | 2011-09-26 | 2012-02-01 | 江西赛维Ldk光伏硅科技有限公司 | 一种可重复利用石墨夹头 |
-
2012
- 2012-03-12 KR KR1020120024780A patent/KR101435875B1/ko active IP Right Review Request
- 2012-03-22 TW TW101109884A patent/TW201337026A/zh unknown
- 2012-03-29 CN CN2012100888042A patent/CN103303925A/zh active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR950013069B1 (ko) * | 1989-12-26 | 1995-10-24 | 어드밴스드 실리콘 머티어리얼즈 인코포레이티드 | 수소 침투 방지용 외부 코팅층을 갖는 흑연 척 및 탄소가 거의 없는 다결정 실리콘 제조 방법 |
KR960003734B1 (ko) * | 1990-06-27 | 1996-03-21 | 유니온 카바이드 코팅즈 서비스 테크놀러지 코포레이션 | 다결정 실리콘 제조에서의 스타터 필라멘트용 흑연 척 및 그 보호 방법 |
KR20070019067A (ko) * | 2005-08-11 | 2007-02-15 | 삼성전자주식회사 | 폴리실리콘 제거용 조성물, 이를 이용한 폴리실리콘 제거방법 및 반도체 장치의 제조 방법 |
WO2011027803A1 (ja) | 2009-09-02 | 2011-03-10 | 東洋炭素株式会社 | シード保持部材及びそのシード保持部材を用いた多結晶シリコン製造方法 |
Also Published As
Publication number | Publication date |
---|---|
CN103303925A (zh) | 2013-09-18 |
TW201337026A (zh) | 2013-09-16 |
KR20130103841A (ko) | 2013-09-25 |
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