JPH048474B2 - - Google Patents
Info
- Publication number
- JPH048474B2 JPH048474B2 JP28717387A JP28717387A JPH048474B2 JP H048474 B2 JPH048474 B2 JP H048474B2 JP 28717387 A JP28717387 A JP 28717387A JP 28717387 A JP28717387 A JP 28717387A JP H048474 B2 JPH048474 B2 JP H048474B2
- Authority
- JP
- Japan
- Prior art keywords
- components
- solvent
- insoluble
- pitch
- heavy
- 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
- 239000002904 solvent Substances 0.000 claims description 173
- 238000010438 heat treatment Methods 0.000 claims description 129
- 238000000034 method Methods 0.000 claims description 121
- 239000011295 pitch Substances 0.000 claims description 107
- SMWDFEZZVXVKRB-UHFFFAOYSA-N Quinoline Chemical compound N1=CC=CC2=CC=CC=C21 SMWDFEZZVXVKRB-UHFFFAOYSA-N 0.000 claims description 81
- 239000000463 material Substances 0.000 claims description 65
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 claims description 59
- 239000008096 xylene Substances 0.000 claims description 59
- 239000002994 raw material Substances 0.000 claims description 54
- 239000000295 fuel oil Substances 0.000 claims description 53
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 50
- 239000004917 carbon fiber Substances 0.000 claims description 50
- 239000011302 mesophase pitch Substances 0.000 claims description 41
- 238000009835 boiling Methods 0.000 claims description 40
- 238000005984 hydrogenation reaction Methods 0.000 claims description 38
- -1 monocyclic aromatic hydrocarbon Chemical class 0.000 claims description 28
- 238000004821 distillation Methods 0.000 claims description 24
- 239000007788 liquid Substances 0.000 claims description 23
- 239000010692 aromatic oil Substances 0.000 claims description 22
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 claims description 18
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims description 18
- 238000004519 manufacturing process Methods 0.000 claims description 17
- 239000003245 coal Substances 0.000 claims description 9
- 239000003208 petroleum Substances 0.000 claims description 9
- 238000007664 blowing Methods 0.000 claims description 5
- 239000011261 inert gas Substances 0.000 claims description 5
- 230000003287 optical effect Effects 0.000 claims description 5
- 238000002360 preparation method Methods 0.000 claims description 3
- 238000005352 clarification Methods 0.000 claims 1
- 238000009987 spinning Methods 0.000 description 43
- 239000000047 product Substances 0.000 description 30
- 239000003921 oil Substances 0.000 description 28
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 18
- 239000011280 coal tar Substances 0.000 description 17
- 239000007787 solid Substances 0.000 description 17
- 239000000203 mixture Substances 0.000 description 15
- 238000005406 washing Methods 0.000 description 12
- 239000000835 fiber Substances 0.000 description 9
- 238000001914 filtration Methods 0.000 description 9
- 238000002156 mixing Methods 0.000 description 9
- 238000011084 recovery Methods 0.000 description 9
- 238000012719 thermal polymerization Methods 0.000 description 9
- 238000012545 processing Methods 0.000 description 8
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 7
- 238000005119 centrifugation Methods 0.000 description 7
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 6
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 6
- 229910052799 carbon Inorganic materials 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 5
- 239000003054 catalyst Substances 0.000 description 5
- 239000011294 coal tar pitch Substances 0.000 description 5
- 230000000052 comparative effect Effects 0.000 description 5
- 238000001035 drying Methods 0.000 description 5
- 238000007701 flash-distillation Methods 0.000 description 5
- 150000003839 salts Chemical class 0.000 description 5
- 238000000926 separation method Methods 0.000 description 5
- 238000003756 stirring Methods 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 4
- MWPLVEDNUUSJAV-UHFFFAOYSA-N anthracene Chemical compound C1=CC=CC2=CC3=CC=CC=C3C=C21 MWPLVEDNUUSJAV-UHFFFAOYSA-N 0.000 description 4
- 150000001454 anthracenes Chemical class 0.000 description 4
- 125000003118 aryl group Chemical group 0.000 description 4
- 239000006227 byproduct Substances 0.000 description 4
- 230000007423 decrease Effects 0.000 description 4
- 238000011010 flushing procedure Methods 0.000 description 4
- 239000011521 glass Substances 0.000 description 4
- 239000002798 polar solvent Substances 0.000 description 4
- 229920002239 polyacrylonitrile Polymers 0.000 description 4
- 238000000197 pyrolysis Methods 0.000 description 4
- 238000007670 refining Methods 0.000 description 4
- 238000002791 soaking Methods 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- 239000007858 starting material Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 description 3
- 238000003763 carbonization Methods 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 3
- 239000003085 diluting agent Substances 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 239000001257 hydrogen Substances 0.000 description 3
- 229910052739 hydrogen Inorganic materials 0.000 description 3
- 229920000642 polymer Polymers 0.000 description 3
- 238000006116 polymerization reaction Methods 0.000 description 3
- 239000002244 precipitate Substances 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 3
- 238000011160 research Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 239000006228 supernatant Substances 0.000 description 3
- 239000011269 tar Substances 0.000 description 3
- CXWXQJXEFPUFDZ-UHFFFAOYSA-N tetralin Chemical compound C1=CC=C2CCCCC2=C1 CXWXQJXEFPUFDZ-UHFFFAOYSA-N 0.000 description 3
- LBUJPTNKIBCYBY-UHFFFAOYSA-N 1,2,3,4-tetrahydroquinoline Chemical compound C1=CC=C2CCCNC2=C1 LBUJPTNKIBCYBY-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 239000012298 atmosphere Substances 0.000 description 2
- 238000010000 carbonizing Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000706 filtrate Substances 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000005087 graphitization Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 239000004615 ingredient Substances 0.000 description 2
- 239000007791 liquid phase Substances 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 230000000704 physical effect Effects 0.000 description 2
- 238000003672 processing method Methods 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- 238000005979 thermal decomposition reaction Methods 0.000 description 2
- KEIFWROAQVVDBN-UHFFFAOYSA-N 1,2-dihydronaphthalene Chemical compound C1=CC=C2C=CCCC2=C1 KEIFWROAQVVDBN-UHFFFAOYSA-N 0.000 description 1
- SQAINHDHICKHLX-UHFFFAOYSA-N 1-naphthaldehyde Chemical compound C1=CC=C2C(C=O)=CC=CC2=C1 SQAINHDHICKHLX-UHFFFAOYSA-N 0.000 description 1
- UFWIBTONFRDIAS-UHFFFAOYSA-N Naphthalene Chemical compound C1=CC=CC2=CC=CC=C21 UFWIBTONFRDIAS-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000000998 batch distillation Methods 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 125000002915 carbonyl group Chemical group [*:2]C([*:1])=O 0.000 description 1
- 239000011300 coal pitch Substances 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001944 continuous distillation Methods 0.000 description 1
- 238000011437 continuous method Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000011552 falling film Substances 0.000 description 1
- 238000004231 fluid catalytic cracking Methods 0.000 description 1
- 238000005194 fractionation Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000003350 kerosene Substances 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 238000002074 melt spinning Methods 0.000 description 1
- 239000012299 nitrogen atmosphere Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 150000003248 quinolines Chemical class 0.000 description 1
- 238000001577 simple distillation Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000002207 thermal evaporation Methods 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000005292 vacuum distillation Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Landscapes
- Working-Up Tar And Pitch (AREA)
- Inorganic Fibers (AREA)
Description
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Priority Applications (13)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP62287173A JPH01129092A (ja) | 1987-11-13 | 1987-11-13 | ã¡ãœãã§ãŒãºãããã®è£œé æ¹æ³ |
CA000568935A CA1302934C (en) | 1987-06-18 | 1988-06-08 | Process for preparing pitches |
EP88109645A EP0299222B1 (en) | 1987-06-18 | 1988-06-16 | Process for preparing pitches |
DE9090109689T DE3881058T2 (de) | 1987-06-18 | 1988-06-16 | Verfahren zur mesophase-peche-herstellung. |
EP90109689A EP0393724B1 (en) | 1987-06-18 | 1988-06-16 | Process for preparing mesophase pitches |
AU17709/88A AU603223B2 (en) | 1987-06-18 | 1988-06-16 | Process for preparing pitches |
DE8888109645T DE3869855D1 (de) | 1987-06-18 | 1988-06-16 | Verfahren zur herstellung von pech. |
CN88103678A CN1020621C (zh) | 1987-06-18 | 1988-06-18 | å¶å€æ²¥éçæ¹æ³ |
KR1019880007382A KR930005526B1 (ko) | 1987-06-18 | 1988-06-18 | íŒì¹ì ì ì¡°ë°©ë² |
US07/504,723 US5091072A (en) | 1987-06-18 | 1990-04-03 | Process for preparing pitches |
AU60958/90A AU624986B2 (en) | 1987-06-18 | 1990-08-10 | Process for preparing pitches |
US07/616,836 US5182011A (en) | 1987-06-18 | 1990-11-21 | Process for preparing pitches |
CN 92112544 CN1032922C (zh) | 1987-06-18 | 1992-10-31 | éäºç产é«æ§èœç¢³çº€ç»ŽçäžéŽçžæ²¥éçå¶å€æ¹æ³ |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP62287173A JPH01129092A (ja) | 1987-11-13 | 1987-11-13 | ã¡ãœãã§ãŒãºãããã®è£œé æ¹æ³ |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH01129092A JPH01129092A (ja) | 1989-05-22 |
JPH048474B2 true JPH048474B2 (ja) | 1992-02-17 |
Family
ID=17714023
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP62287173A Granted JPH01129092A (ja) | 1987-06-18 | 1987-11-13 | ã¡ãœãã§ãŒãºãããã®è£œé æ¹æ³ |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH01129092A (ja) |
-
1987
- 1987-11-13 JP JP62287173A patent/JPH01129092A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPH01129092A (ja) | 1989-05-22 |
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