KR20040010001A - 단결정 인상용 흑연재료와 그 제조방법 - Google Patents
단결정 인상용 흑연재료와 그 제조방법 Download PDFInfo
- Publication number
- KR20040010001A KR20040010001A KR1020020049741A KR20020049741A KR20040010001A KR 20040010001 A KR20040010001 A KR 20040010001A KR 1020020049741 A KR1020020049741 A KR 1020020049741A KR 20020049741 A KR20020049741 A KR 20020049741A KR 20040010001 A KR20040010001 A KR 20040010001A
- Authority
- KR
- South Korea
- Prior art keywords
- graphite
- thermal expansion
- single crystal
- weight
- silicon
- Prior art date
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C30—CRYSTAL GROWTH
- C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
- C30B15/00—Single-crystal growth by pulling from a melt, e.g. Czochralski method
- C30B15/10—Crucibles or containers for supporting the melt
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Carbon And Carbon Compounds (AREA)
- Ceramic Products (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
Abstract
Description
Claims (3)
- 단결정의 인상에 사용되고, 하기 (A), (B)의 물리 특성을 만족하는 것을 특징으로 하는 단결정 인상용 흑연재료.(A) 누적 기공 용적이 50∼100㎣/g인 것,(B) 실온∼1000℃에서의 열팽창 계수가 3.0∼4.0(×10-6/℃)인 것,
- 코크스 50중량부 이상과 흑연 분말 50중량부 이하를 배합한 탄소질 골재에 점결재를 첨가, 혼련한 후에 분쇄, 분급, 성형후, 상법(常法)에 의해 소성, 흑연화, 고순도화하는 것을 특징으로 하는 단결정 인상용 흑연재료의 제조방법.
- 제 2 항에 있어서,상기 코크스의 실온∼100℃에서의 열팽창 계수가 1.5∼3.5(×10-6/℃)인 것을 특징으로 하는 단결정 인상용 흑연재료의 제조방법.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2002216054A JP4312432B2 (ja) | 2002-07-25 | 2002-07-25 | 単結晶引き上げ用黒鉛材料及びその製造方法 |
JPJP-P-2002-00216054 | 2002-07-25 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20040010001A true KR20040010001A (ko) | 2004-01-31 |
KR100818859B1 KR100818859B1 (ko) | 2008-04-01 |
Family
ID=31937913
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020020049741A KR100818859B1 (ko) | 2002-07-25 | 2002-08-22 | 단결정 인상용 흑연재료와 그 제조방법 |
Country Status (2)
Country | Link |
---|---|
JP (1) | JP4312432B2 (ko) |
KR (1) | KR100818859B1 (ko) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101400478B1 (ko) * | 2011-06-10 | 2014-05-28 | 이비덴 가부시키가이샤 | 흑연재의 제조 방법 및 흑연재 |
CN115246737A (zh) * | 2022-08-09 | 2022-10-28 | 中钢集团南京新材料研究院有限公司 | 一种制备等静压石墨制品的焙烧方法及其制品 |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20130305984A1 (en) * | 2011-02-02 | 2013-11-21 | Toyo Tanso Co., Ltd. | Graphite crucible for single crystal pulling apparatus and method of manufacturing same |
JP6073648B2 (ja) * | 2012-11-07 | 2017-02-01 | イビデン株式会社 | 黒鉛材の製造方法および炭素系原料の粉砕装置 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57191292A (en) * | 1981-05-19 | 1982-11-25 | Toshiba Ceramics Co Ltd | Graphite crucible for preparing single crystal of semiconductor |
JPH07187878A (ja) * | 1992-03-24 | 1995-07-25 | Tokai Carbon Co Ltd | シリコン単結晶製造用黒鉛ルツボ |
JPH05270971A (ja) * | 1992-03-27 | 1993-10-19 | Sumitomo Metal Ind Ltd | 単結晶引き上げ用黒鉛ルツボ及びその製造方法 |
JP3802140B2 (ja) * | 1996-04-08 | 2006-07-26 | 新日本テクノカーボン株式会社 | シリコン単結晶製造用黒鉛ルツボ |
JP3977472B2 (ja) * | 1997-01-23 | 2007-09-19 | 新日本テクノカーボン株式会社 | 低熱膨張係数を有する高密度等方性黒鉛材の製造方法 |
-
2002
- 2002-07-25 JP JP2002216054A patent/JP4312432B2/ja not_active Expired - Fee Related
- 2002-08-22 KR KR1020020049741A patent/KR100818859B1/ko active IP Right Grant
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101400478B1 (ko) * | 2011-06-10 | 2014-05-28 | 이비덴 가부시키가이샤 | 흑연재의 제조 방법 및 흑연재 |
US8980787B2 (en) | 2011-06-10 | 2015-03-17 | Ibiden Co., Ltd. | Method for producing graphite material and graphite material |
CN115246737A (zh) * | 2022-08-09 | 2022-10-28 | 中钢集团南京新材料研究院有限公司 | 一种制备等静压石墨制品的焙烧方法及其制品 |
CN115246737B (zh) * | 2022-08-09 | 2023-05-26 | 中钢集团南京新材料研究院有限公司 | 一种制备等静压石墨制品的焙烧方法及其制品 |
Also Published As
Publication number | Publication date |
---|---|
JP2004059332A (ja) | 2004-02-26 |
JP4312432B2 (ja) | 2009-08-12 |
KR100818859B1 (ko) | 2008-04-01 |
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