JPS6123234B2 - - Google Patents
Info
- Publication number
- JPS6123234B2 JPS6123234B2 JP56045857A JP4585781A JPS6123234B2 JP S6123234 B2 JPS6123234 B2 JP S6123234B2 JP 56045857 A JP56045857 A JP 56045857A JP 4585781 A JP4585781 A JP 4585781A JP S6123234 B2 JPS6123234 B2 JP S6123234B2
- Authority
- JP
- Japan
- Prior art keywords
- coal
- heavy oil
- pitch
- insoluble
- quinoline
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 239000000295 fuel oil Substances 0.000 claims description 77
- 239000003245 coal Substances 0.000 claims description 71
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 33
- 239000004917 carbon fiber Substances 0.000 claims description 33
- 239000002244 precipitate Substances 0.000 claims description 30
- 238000010438 heat treatment Methods 0.000 claims description 27
- 238000009835 boiling Methods 0.000 claims description 24
- 238000006068 polycondensation reaction Methods 0.000 claims description 22
- 238000004821 distillation Methods 0.000 claims description 21
- 238000002156 mixing Methods 0.000 claims description 20
- 239000003795 chemical substances by application Substances 0.000 claims description 18
- 230000000802 nitrating effect Effects 0.000 claims description 18
- 239000000203 mixture Substances 0.000 claims description 17
- 238000004519 manufacturing process Methods 0.000 claims description 13
- 239000003921 oil Substances 0.000 claims description 12
- 239000005453 ketone based solvent Substances 0.000 claims description 5
- 238000007670 refining Methods 0.000 claims description 4
- 229910001385 heavy metal Inorganic materials 0.000 claims 1
- 239000011295 pitch Substances 0.000 description 73
- SMWDFEZZVXVKRB-UHFFFAOYSA-N Quinoline Chemical compound N1=CC=CC2=CC=CC=C21 SMWDFEZZVXVKRB-UHFFFAOYSA-N 0.000 description 65
- 238000000034 method Methods 0.000 description 44
- 239000002904 solvent Substances 0.000 description 32
- 239000002994 raw material Substances 0.000 description 20
- 150000002576 ketones Chemical class 0.000 description 16
- 238000009987 spinning Methods 0.000 description 16
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 15
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 13
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 13
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 12
- 230000000052 comparative effect Effects 0.000 description 11
- 229910017604 nitric acid Inorganic materials 0.000 description 11
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 10
- 239000002245 particle Substances 0.000 description 9
- 238000000926 separation method Methods 0.000 description 9
- 239000011301 petroleum pitch Substances 0.000 description 8
- 239000007787 solid Substances 0.000 description 8
- 238000003756 stirring Methods 0.000 description 7
- 238000002074 melt spinning Methods 0.000 description 6
- 239000000126 substance Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 239000007788 liquid Substances 0.000 description 5
- 230000007423 decrease Effects 0.000 description 4
- 238000006116 polymerization reaction Methods 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- 238000000746 purification Methods 0.000 description 4
- 238000003763 carbonization Methods 0.000 description 3
- 239000011280 coal tar Substances 0.000 description 3
- 239000010419 fine particle Substances 0.000 description 3
- 239000011261 inert gas Substances 0.000 description 3
- 239000011259 mixed solution Substances 0.000 description 3
- 238000006396 nitration reaction Methods 0.000 description 3
- JCZMXVGQBBATMY-UHFFFAOYSA-N nitro acetate Chemical compound CC(=O)O[N+]([O-])=O JCZMXVGQBBATMY-UHFFFAOYSA-N 0.000 description 3
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 description 3
- 239000003208 petroleum Substances 0.000 description 3
- 238000001256 steam distillation Methods 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 229910002651 NO3 Inorganic materials 0.000 description 2
- UFWIBTONFRDIAS-UHFFFAOYSA-N Naphthalene Chemical compound C1=CC=CC2=CC=CC=C21 UFWIBTONFRDIAS-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 239000004480 active ingredient Substances 0.000 description 2
- 125000001931 aliphatic group Chemical group 0.000 description 2
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- 125000003367 polycyclic group Chemical group 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 238000001577 simple distillation Methods 0.000 description 2
- 239000006228 supernatant Substances 0.000 description 2
- 239000011269 tar Substances 0.000 description 2
- 238000012719 thermal polymerization Methods 0.000 description 2
- 238000005292 vacuum distillation Methods 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- 239000003849 aromatic solvent Substances 0.000 description 1
- 125000004429 atom Chemical group 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 125000002915 carbonyl group Chemical group [*:2]C([*:1])=O 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000010494 dissociation reaction Methods 0.000 description 1
- 230000005593 dissociations Effects 0.000 description 1
- 238000000921 elemental analysis Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000005886 esterification reaction Methods 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 239000011287 low-temperature tar Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- NHNBFGGVMKEFGY-UHFFFAOYSA-N nitrate group Chemical group [N+](=O)([O-])[O-] NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 1
- 150000002828 nitro derivatives Chemical class 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 229920002239 polyacrylonitrile Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 150000003248 quinolines Chemical class 0.000 description 1
- 150000004053 quinones Chemical class 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Landscapes
- Working-Up Tar And Pitch (AREA)
- Inorganic Fibers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4585781A JPS57159885A (en) | 1981-03-27 | 1981-03-27 | Preparation of pitch for carbon fiber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4585781A JPS57159885A (en) | 1981-03-27 | 1981-03-27 | Preparation of pitch for carbon fiber |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57159885A JPS57159885A (en) | 1982-10-02 |
| JPS6123234B2 true JPS6123234B2 (zh) | 1986-06-04 |
Family
ID=12730872
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4585781A Granted JPS57159885A (en) | 1981-03-27 | 1981-03-27 | Preparation of pitch for carbon fiber |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS57159885A (zh) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0721874A (ja) * | 1993-05-07 | 1995-01-24 | Shinko Denki Kk | ペンダントスイッチ |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5833910A (ja) * | 1981-08-21 | 1983-02-28 | 昭和電線電纜株式会社 | ケ−ブル接続部の伸び出し吸収方法 |
-
1981
- 1981-03-27 JP JP4585781A patent/JPS57159885A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5833910A (ja) * | 1981-08-21 | 1983-02-28 | 昭和電線電纜株式会社 | ケ−ブル接続部の伸び出し吸収方法 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0721874A (ja) * | 1993-05-07 | 1995-01-24 | Shinko Denki Kk | ペンダントスイッチ |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57159885A (en) | 1982-10-02 |
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