RU2009139850A - METHOD FOR PRODUCING MESOPHASIC CARBON POWDER - Google Patents
METHOD FOR PRODUCING MESOPHASIC CARBON POWDER Download PDFInfo
- Publication number
- RU2009139850A RU2009139850A RU2009139850/05A RU2009139850A RU2009139850A RU 2009139850 A RU2009139850 A RU 2009139850A RU 2009139850/05 A RU2009139850/05 A RU 2009139850/05A RU 2009139850 A RU2009139850 A RU 2009139850A RU 2009139850 A RU2009139850 A RU 2009139850A
- Authority
- RU
- Russia
- Prior art keywords
- solvent
- producing
- carbon powder
- extraction
- mesophase
- Prior art date
Links
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract 3
- 238000004519 manufacturing process Methods 0.000 title 1
- 238000000034 method Methods 0.000 claims abstract 8
- 239000002904 solvent Substances 0.000 claims abstract 6
- 239000003849 aromatic solvent Substances 0.000 claims abstract 4
- 238000000605 extraction Methods 0.000 claims abstract 4
- 229930195733 hydrocarbon Natural products 0.000 claims abstract 4
- 150000002430 hydrocarbons Chemical class 0.000 claims abstract 4
- 239000004215 Carbon black (E152) Substances 0.000 claims abstract 2
- 238000009835 boiling Methods 0.000 claims abstract 2
- 239000011294 coal tar pitch Substances 0.000 claims abstract 2
- 239000011302 mesophase pitch Substances 0.000 claims abstract 2
- 239000002245 particle Substances 0.000 claims abstract 2
- 230000001376 precipitating effect Effects 0.000 claims abstract 2
- 239000002994 raw material Substances 0.000 claims abstract 2
- 238000011084 recovery Methods 0.000 claims abstract 2
- 238000000926 separation method Methods 0.000 claims abstract 2
- 239000007787 solid Substances 0.000 claims abstract 2
- 239000000126 substance Substances 0.000 claims abstract 2
- 238000005406 washing Methods 0.000 claims abstract 2
Landscapes
- Working-Up Tar And Pitch (AREA)
- Carbon And Carbon Compounds (AREA)
Abstract
1. Способ получения мезофазного углеродного порошка путем обработки углеводородного сырья ароматическим растворителем, отделения нерастворимых частиц от продуктов обработки, осаждение из последних мезофазной пековой фракции и выделения из нее растворителя, отличающийся тем, что циркуляцию ароматического растворителя проводят в противоточном режиме в три этапа экстрагирования, корректировка, промывка с последующим гидроциклонным извлечением летучих углеводородов. ! 2. Способ по п.1, отличающийся тем, что в качестве сырья используют карбонизат каменноугольного пека. ! 3. Способ по п.1, отличающийся тем, что соотношение твердое вещество - растворитель составляет (1:20)-(1:5) мас.%. ! 4. Способ по пп.1-3, отличающийся тем, что экстракционное разделение производят при температуре кипения растворителя, давлении 0,5-2 атм, времени 5-60 мин. 1. A method of producing a mesophase carbon powder by treating a hydrocarbon feed with an aromatic solvent, separating insoluble particles from the processed products, precipitating the latter from the mesophase pitch fraction and isolating the solvent from it, characterized in that the aromatic solvent is circulated in countercurrent mode in three stages of extraction, adjustment washing followed by hydrocyclone recovery of volatile hydrocarbons. ! 2. The method according to claim 1, characterized in that the raw material is carbonizate of coal tar pitch. ! 3. The method according to claim 1, characterized in that the ratio of solid substance to solvent is (1:20) - (1: 5) wt.%. ! 4. The method according to claims 1 to 3, characterized in that the extraction separation is carried out at a boiling point of the solvent, a pressure of 0.5-2 atm, a time of 5-60 minutes
Claims (4)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2009139850/05A RU2443624C2 (en) | 2009-10-29 | 2009-10-29 | Method of producing mesomorphic-phase carbon powder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2009139850/05A RU2443624C2 (en) | 2009-10-29 | 2009-10-29 | Method of producing mesomorphic-phase carbon powder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RU2009139850A true RU2009139850A (en) | 2011-05-10 |
| RU2443624C2 RU2443624C2 (en) | 2012-02-27 |
Family
ID=44732156
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2009139850/05A RU2443624C2 (en) | 2009-10-29 | 2009-10-29 | Method of producing mesomorphic-phase carbon powder |
Country Status (1)
| Country | Link |
|---|---|
| RU (1) | RU2443624C2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2540162C2 (en) * | 2013-04-05 | 2015-02-10 | Общество с ограниченной ответственностью "Графиты и углеродные материалы" | Method of producing anisotropic carbon powder and device to this end |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU721455A1 (en) * | 1978-07-17 | 1980-03-15 | Восточный научно-исследовательский углехимический институт | Method of producing electrode pitch |
| KR100268024B1 (en) * | 1992-06-04 | 2000-11-01 | 윌슨 레스터 두안 | Process for produeing solvated mesophase pitch |
| RU2400521C2 (en) * | 2006-10-31 | 2010-09-27 | Открытое акционерное общество "Управляющая Компания "Национальная Инновационная Корпорация "НИКОР" | Procedure for production of self-sintered mesophase powder for structural materials |
-
2009
- 2009-10-29 RU RU2009139850/05A patent/RU2443624C2/en active IP Right Revival
Also Published As
| Publication number | Publication date |
|---|---|
| RU2443624C2 (en) | 2012-02-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM4A | The patent is invalid due to non-payment of fees |
Effective date: 20161030 |
|
| NF4A | Reinstatement of patent |
Effective date: 20180702 |
|
| PC41 | Official registration of the transfer of exclusive right |
Effective date: 20181129 |