JP5996408B2 - 球状化黒鉛粒子の製造方法 - Google Patents
球状化黒鉛粒子の製造方法 Download PDFInfo
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- JP5996408B2 JP5996408B2 JP2012271411A JP2012271411A JP5996408B2 JP 5996408 B2 JP5996408 B2 JP 5996408B2 JP 2012271411 A JP2012271411 A JP 2012271411A JP 2012271411 A JP2012271411 A JP 2012271411A JP 5996408 B2 JP5996408 B2 JP 5996408B2
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- graphite particles
- particles
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- particle
- graphite
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Description
11、21、31、41: ケーシング
12、22: 供給口
13、23: 排出口
14: 周壁部
15、25、35、45: 回転軸
16: 衝撃部材
26: 撹拌部材
26a: 送り羽根
26b: 戻り羽根
34: 循環路
36: 衝撃ブレード
46: 撹拌羽根
47: 衝突板
Claims (3)
- 処理装置内の原料黒鉛粒子に衝撃力を加えて少なくとも粒子表面を平滑化し、粒子径が1mm以下で略球状の黒鉛粒子とする、球状化黒鉛粒子の製造方法において、
前記処理装置が、ケーシング内で高速回転する回転部材を備え、
前記黒鉛粒子に解重合可能な樹脂バインダーを添加して処理することを特徴とする球状化黒鉛粒子の製造方法。 - 前記処理装置が、前記ケーシング内で回転軸に設けられる撹拌羽根と、前記ケーシング内に固定して設けられる複数の衝突板を備えることを特徴とする請求項1に記載の球状化黒鉛粒子の製造方法。
- 前記球状化黒鉛粒子の表面に他の物質の粒子を添着させて複合化粒子とする、複合化処理を伴うことを特徴とする請求項1又は2に記載の球状化黒鉛粒子の製造方法。
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JP2012271411A JP5996408B2 (ja) | 2012-12-12 | 2012-12-12 | 球状化黒鉛粒子の製造方法 |
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JP2012271411A JP5996408B2 (ja) | 2012-12-12 | 2012-12-12 | 球状化黒鉛粒子の製造方法 |
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JP2014114197A JP2014114197A (ja) | 2014-06-26 |
JP5996408B2 true JP5996408B2 (ja) | 2016-09-21 |
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JP2012271411A Active JP5996408B2 (ja) | 2012-12-12 | 2012-12-12 | 球状化黒鉛粒子の製造方法 |
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Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
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KR102582191B1 (ko) | 2014-07-07 | 2023-09-22 | 미쯔비시 케미컬 주식회사 | 탄소재, 탄소재의 제조 방법 및 탄소재를 사용한 비수계 2 차 전지 |
EP3246974B1 (en) | 2015-01-16 | 2020-11-04 | Mitsubishi Chemical Corporation | Carbon material and nonaqueous secondary battery using carbon material |
CA3229892A1 (en) | 2021-09-10 | 2023-03-16 | Mitsubishi Chemical Corporation | Carbon material, method for producing carbon material, method for producing spherical carbon material, method for producing composite carbon material, and method for manufacturing secondary battery |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH09188510A (ja) * | 1996-01-11 | 1997-07-22 | Kawasaki Steel Corp | 耐酸化性黒鉛および黒鉛含有不定形耐火物 |
JP5373388B2 (ja) * | 2001-08-10 | 2013-12-18 | Jfeケミカル株式会社 | リチウムイオン二次電池用負極材料およびその製造方法 |
JP4065136B2 (ja) * | 2002-02-19 | 2008-03-19 | 三井鉱山株式会社 | 球状化黒鉛粒子の製造方法 |
JP4215633B2 (ja) * | 2002-12-19 | 2009-01-28 | Jfeケミカル株式会社 | 複合黒鉛粒子の製造方法 |
JP4669253B2 (ja) * | 2004-02-23 | 2011-04-13 | ホソカワミクロン株式会社 | 処理装置及び粉体処理方法 |
JP2008305661A (ja) * | 2007-06-07 | 2008-12-18 | Tokai Carbon Co Ltd | リチウムイオン二次電池用負極材とその製造方法 |
JP5377436B2 (ja) * | 2010-07-28 | 2013-12-25 | 株式会社奈良機械製作所 | 粉体処理装置 |
JP5473886B2 (ja) * | 2010-12-21 | 2014-04-16 | Jfeケミカル株式会社 | リチウムイオン二次電池用負極材料、リチウムイオン二次電池負極およびリチウムイオン二次電池 |
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