KR101372012B1 - 고강도 고탄성 피치계 등방성 탄소섬유 및 그 제조 방법 - Google Patents
고강도 고탄성 피치계 등방성 탄소섬유 및 그 제조 방법 Download PDFInfo
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- KR101372012B1 KR101372012B1 KR1020120021945A KR20120021945A KR101372012B1 KR 101372012 B1 KR101372012 B1 KR 101372012B1 KR 1020120021945 A KR1020120021945 A KR 1020120021945A KR 20120021945 A KR20120021945 A KR 20120021945A KR 101372012 B1 KR101372012 B1 KR 101372012B1
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F9/00—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments
- D01F9/08—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments of inorganic material
- D01F9/12—Carbon filaments; Apparatus specially adapted for the manufacture thereof
- D01F9/14—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments
- D01F9/145—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments from pitch or distillation residues
- D01F9/15—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments from pitch or distillation residues from coal pitch
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D10/00—Physical treatment of artificial filaments or the like during manufacture, i.e. during a continuous production process before the filaments have been collected
- D01D10/02—Heat treatment
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/08—Melt spinning methods
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F9/00—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments
- D01F9/08—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments of inorganic material
- D01F9/12—Carbon filaments; Apparatus specially adapted for the manufacture thereof
- D01F9/14—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments
- D01F9/145—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments from pitch or distillation residues
- D01F9/155—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments from pitch or distillation residues from petroleum pitch
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- D—TEXTILES; PAPER
- D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
- D02G—CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
- D02G3/00—Yarns or threads, e.g. fancy yarns; Processes or apparatus for the production thereof, not otherwise provided for
- D02G3/02—Yarns or threads characterised by the material or by the materials from which they are made
-
- D—TEXTILES; PAPER
- D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
- D02G—CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
- D02G3/00—Yarns or threads, e.g. fancy yarns; Processes or apparatus for the production thereof, not otherwise provided for
- D02G3/44—Yarns or threads characterised by the purpose for which they are designed
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- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2101/00—Inorganic fibres
- D10B2101/10—Inorganic fibres based on non-oxides other than metals
- D10B2101/12—Carbon; Pitch
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- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2401/00—Physical properties
- D10B2401/06—Load-responsive characteristics
- D10B2401/063—Load-responsive characteristics high strength
-
- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2505/00—Industrial
- D10B2505/02—Reinforcing materials; Prepregs
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Inorganic Fibers (AREA)
Abstract
Description
도 2는 피치계 등방성 피치섬유의 제 1 불융화 공정을 나타낸 것이다.
도 3은 피치계 등방성 피치섬유의 제 2 불융화 및 탄화 공정을 나타낸 것이다.
| 제 1 불융화 온도(℃) | 제 2 불융화 온도(℃) | 연신율 (%) | 산소함유량 (vol%) | |
| 실시예 1 | 260 | 280~320 | 100 | 7 |
| 실시예 2 | 260 | 280~320 | 110 | 0 |
| 실시예 3 | 260 | 280~320 | 130 | 0 |
| 실시예 4 | 260 | 280~320 | 150 | 0 |
| 실시예 5 | 260 | 280~320 | 170 | 0 |
| 실시예 6 | 280 | 280~320 | 100 | 7 |
| 실시예 7 | 280 | 280~320 | 110 | 7 |
| 실시예 8 | 280 | 280~320 | 130 | 8 |
| 실시예 9 | 280 | 280~320 | 150 | 9 |
| 실시예 10 | 280 | 280~320 | 170 | 0 |
| 제 1 불융화 온도(℃) | 제 2 불융화 온도(℃) | 연신율 (%) | 산소함유량 (vol%) | |
| 비교예 1 | - | 150~320 | 0 | 7 |
| 비교예 2 | - | 280~320 | 0 | 5 |
| 비교예 3 | - | 150~320 | 110 | 0 |
| 비교예 4 | - | 150~320 | 0 | 8 |
| 제 1 불융화 온도() | 제 2 불융화 온도() | 연신율 (%) | 산소함유량 (vol%) | 평균 섬유직경() | 인장강도() | 탄성률() | |
| 실시예 1 | 260 | 280~320 | 100 | 7 | 융착 | 0 | 0 |
| 실시예 2 | 260 | 280~320 | 110 | 0 | 사절 | 0 | 0 |
| 실시예 3 | 260 | 280~320 | 130 | 0 | 사절 | 0 | 0 |
| 실시예 4 | 260 | 280~320 | 150 | 0 | 사절 | 0 | 0 |
| 실시예 5 | 260 | 280~320 | 170 | 0 | 사절 | 0 | 0 |
| 실시예 6 | 280 | 280~320 | 100 | 7 | 20 | 550 | 30 |
| 실시예 7 | 280 | 280~320 | 110 | 7 | 18 | 750 | 35 |
| 실시예 8 | 280 | 280~320 | 130 | 8 | 15 | 980 | 42 |
| 실시예 9 | 280 | 280~320 | 150 | 9 | 13 | 1160 | 45 |
| 실시예 10 | 280 | 280~320 | 170 | 0 | 사절 | 0 | 0 |
| 비교예 1 | - | 150~320 | 0 | 7 | 18 | 680 | 32 |
| 비교예 2 | - | 280~320 | 0 | 5 | 융착 | 0 | 0 |
| 비교예 3 | - | 150~320 | 110 | 0 | 사절 | 0 | 0 |
| 비교예 4 | - | 150~320 | 0 | 8 | 13 | 780 | 37 |
Claims (12)
- 삭제
- 삭제
- 삭제
- 등방성 피치를 용융방사하여, 연속상의 모노필라멘트를 포함하는 피치섬유를 제조하는 1단계;
상기 피치섬유를 제1 불융화시키는 제2 단계;
상기 제2 단계에서 불융화된 피치 섬유를 100% 내지 200%의 연신율로 연신하면서 제2 불융화시키는 제3 단계; 및
상기 제3 단계에서 불융화된 섬유를 탄화시켜 연속상의 탄소섬유를 제조하는 제4 단계를 포함하는 피치계 등방성 탄소섬유의 제조 방법. - 제 4 항에 있어서, 상기 제 1 단계에서 권취 속도는 200 ~ 2000 m/min인 것을 특징으로 하는 피치계 등방성 탄소섬유의 제조방법.
- 제 4 항에 있어서, 상기 제 2 단계에서 제 1 불융화 온도는 150 ~ 280 ℃인 것을 특징으로 하는 피치계 등방성 탄소섬유의 제조방법.
- 제 4 항에 있어서, 상기 제 3 단계에서 제 2 불융화 온도는 250 ~ 350 ℃인 것을 특징으로 하는 피치계 등방성 탄소섬유의 제조방법.
- 제 4 항에 있어서, 상기 제 2 단계 및 제 3 단계에서 산화성 기체를 주입하는 것을 특징으로 하는 피치계 등방성 탄소섬유의 제조방법.
- 제 8 항에 있어서, 상기 산화성 기체는 산소, 오존, 공기, 질소산화물, 할로겐 또는 아황산가스 중 선택되는 어느 하나 이상인 것을 특징으로 하는 피치계 등방성 탄소섬유의 제조방법.
- 제 8 항에 있어서, 상기 산화성 기체의 농도는 20 ~ 100 vol%인 것을 특징으로 하는 피치계 등방성 탄소섬유의 제조방법.
- 제 4 항에 있어서, 상기 제 3 단계에서 피치섬유의 산소함유량은 전체 6 ~ 9 vol%인 것을 특징으로 하는 피치계 등방성 탄소섬유의 제조방법.
- 제 4 항에 있어서, 상기 제 4 단계에서 탄화 과정의 온도는 800 ~ 1500 ℃이며, 승온 속도는 5 ~ 20 ℃/min인 것을 특징으로 하는 피치계 등방성 탄소섬유의 제조방법.
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| KR1020120021945A KR101372012B1 (ko) | 2012-03-02 | 2012-03-02 | 고강도 고탄성 피치계 등방성 탄소섬유 및 그 제조 방법 |
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| KR1020120021945A KR101372012B1 (ko) | 2012-03-02 | 2012-03-02 | 고강도 고탄성 피치계 등방성 탄소섬유 및 그 제조 방법 |
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| Publication Number | Publication Date |
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| KR20130100588A KR20130100588A (ko) | 2013-09-11 |
| KR101372012B1 true KR101372012B1 (ko) | 2014-03-12 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20180130722A (ko) | 2017-05-30 | 2018-12-10 | 주식회사 새날테크-텍스 | 등방성 탄소섬유 복합시트 제조방법 및 이에 의해 제조된 등방성 탄소섬유 복합시트 |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102236622B1 (ko) * | 2013-11-19 | 2021-04-07 | 에스케이이노베이션 주식회사 | 탄소섬유 제조용 등방성 피치의 제조방법 |
| KR101592714B1 (ko) * | 2014-06-26 | 2016-02-11 | 오씨아이 주식회사 | 피치계 탄소 단섬유의 제조장치 및 상기 단섬유의 제조방법 |
| KR102247155B1 (ko) * | 2014-11-14 | 2021-05-04 | 에스케이이노베이션 주식회사 | 하이브리드 전구체 섬유로부터 제조된 탄소섬유 및 이의 제조방법 |
| JP6392701B2 (ja) * | 2015-05-12 | 2018-09-19 | 株式会社神戸製鋼所 | 炭素繊維製造用原料ピッチ |
| KR102147418B1 (ko) * | 2018-04-27 | 2020-08-24 | 주식회사 엘지화학 | 탄소섬유 제조용 전구체 섬유의 안정화 방법 및 이를 이용한 탄소섬유의 제조방법 |
| WO2019209009A1 (ko) * | 2018-04-27 | 2019-10-31 | 주식회사 엘지화학 | 탄소섬유 제조용 전구체 섬유의 안정화 방법 및 이를 이용한 탄소섬유의 제조방법 |
| KR102596646B1 (ko) | 2018-11-30 | 2023-11-02 | 충남대학교산학협력단 | 등방성 피치를 사용한 비탄화 활성탄소섬유의 제조방법 및 이에 의해 제조된 비탄화 활성탄소섬유 |
| US20230086954A1 (en) * | 2020-03-03 | 2023-03-23 | Teijin Limited | Pitch-based ultrafine carbon fibers and pitch-based ultrafine carbon fiber dispersion |
| CN117626479A (zh) * | 2023-12-08 | 2024-03-01 | 北京化工大学 | 一种超高导热短切中间相沥青基石墨纤维的制备方法 |
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| JPH06158433A (ja) * | 1992-11-16 | 1994-06-07 | Osaka Gas Co Ltd | 炭素繊維の製造方法 |
| JPH09217236A (ja) * | 1996-02-09 | 1997-08-19 | Nippon Steel Corp | 炭素繊維束 |
| JP2000345435A (ja) | 1999-03-30 | 2000-12-12 | Nippon Steel Corp | ピッチ繊維束およびピッチ系炭素繊維束ならびにその製造方法 |
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- 2012-03-02 KR KR1020120021945A patent/KR101372012B1/ko active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20180130722A (ko) | 2017-05-30 | 2018-12-10 | 주식회사 새날테크-텍스 | 등방성 탄소섬유 복합시트 제조방법 및 이에 의해 제조된 등방성 탄소섬유 복합시트 |
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| KR20130100588A (ko) | 2013-09-11 |
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