JPH0561367B2 - - Google Patents
Info
- Publication number
- JPH0561367B2 JPH0561367B2 JP23530684A JP23530684A JPH0561367B2 JP H0561367 B2 JPH0561367 B2 JP H0561367B2 JP 23530684 A JP23530684 A JP 23530684A JP 23530684 A JP23530684 A JP 23530684A JP H0561367 B2 JPH0561367 B2 JP H0561367B2
- Authority
- JP
- Japan
- Prior art keywords
- pitch
- spinning
- fiber
- cross
- carbon fiber
- 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 - Lifetime
Links
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 56
- 239000004917 carbon fiber Substances 0.000 claims description 56
- 239000000835 fiber Substances 0.000 claims description 48
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 38
- 239000013078 crystal Substances 0.000 claims description 18
- 238000002441 X-ray diffraction Methods 0.000 claims description 5
- 230000001747 exhibiting effect Effects 0.000 claims description 2
- 239000011295 pitch Substances 0.000 description 67
- 238000009987 spinning Methods 0.000 description 50
- 230000000704 physical effect Effects 0.000 description 19
- 241000446313 Lamella Species 0.000 description 15
- 238000010438 heat treatment Methods 0.000 description 13
- 238000002844 melting Methods 0.000 description 11
- 230000008018 melting Effects 0.000 description 11
- 230000003287 optical effect Effects 0.000 description 8
- 239000011337 anisotropic pitch Substances 0.000 description 6
- 229920002239 polyacrylonitrile Polymers 0.000 description 6
- 239000002994 raw material Substances 0.000 description 6
- 238000002074 melt spinning Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- SMWDFEZZVXVKRB-UHFFFAOYSA-N Quinoline Chemical compound N1=CC=CC2=CC=CC=C21 SMWDFEZZVXVKRB-UHFFFAOYSA-N 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000010304 firing Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 241000234282 Allium Species 0.000 description 3
- 235000002732 Allium cepa var. cepa Nutrition 0.000 description 3
- 239000003245 coal Substances 0.000 description 3
- 230000001276 controlling effect Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 239000012299 nitrogen atmosphere Substances 0.000 description 3
- 239000003921 oil Substances 0.000 description 3
- 239000003208 petroleum Substances 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 238000011160 research Methods 0.000 description 3
- 238000005245 sintering Methods 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 239000011294 coal tar pitch Substances 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 230000000875 corresponding effect Effects 0.000 description 2
- 239000000295 fuel oil Substances 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000004973 liquid crystal related substance Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 238000001878 scanning electron micrograph Methods 0.000 description 2
- 238000009736 wetting Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 229920000297 Rayon Polymers 0.000 description 1
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical compound [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000010426 asphalt Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 238000003763 carbonization Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 239000011280 coal tar Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 238000007872 degassing Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000005984 hydrogenation reaction Methods 0.000 description 1
- 238000010191 image analysis Methods 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- PNDPGZBMCMUPRI-UHFFFAOYSA-N iodine Chemical compound II PNDPGZBMCMUPRI-UHFFFAOYSA-N 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 239000013081 microcrystal Substances 0.000 description 1
- 238000001000 micrograph Methods 0.000 description 1
- 239000003027 oil sand Substances 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 239000002964 rayon Substances 0.000 description 1
- 239000012783 reinforcing fiber Substances 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 238000000638 solvent extraction Methods 0.000 description 1
- 229920002994 synthetic fiber Polymers 0.000 description 1
- 239000012209 synthetic fiber Substances 0.000 description 1
- 239000011269 tar Substances 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 238000005292 vacuum distillation Methods 0.000 description 1
- 238000004736 wide-angle X-ray diffraction Methods 0.000 description 1
Landscapes
- Inorganic Fibers (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP23530684A JPS61113828A (ja) | 1984-11-09 | 1984-11-09 | ピツチ系炭素繊維 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP23530684A JPS61113828A (ja) | 1984-11-09 | 1984-11-09 | ピツチ系炭素繊維 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS61113828A JPS61113828A (ja) | 1986-05-31 |
JPH0561367B2 true JPH0561367B2 (it) | 1993-09-06 |
Family
ID=16984158
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP23530684A Granted JPS61113828A (ja) | 1984-11-09 | 1984-11-09 | ピツチ系炭素繊維 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS61113828A (it) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4859382A (en) * | 1986-01-22 | 1989-08-22 | Osaka Gas Company Limited | Process for preparing carbon fibers elliptical in section |
JPS62170526A (ja) * | 1986-01-22 | 1987-07-27 | Osaka Gas Co Ltd | 楕円形断面を有する炭素繊維の製造方法 |
US4915926A (en) * | 1988-02-22 | 1990-04-10 | E. I. Dupont De Nemours And Company | Balanced ultra-high modulus and high tensile strength carbon fibers |
US5437927A (en) * | 1989-02-16 | 1995-08-01 | Conoco Inc. | Pitch carbon fiber spinning process |
US5202072A (en) * | 1989-02-16 | 1993-04-13 | E. I. Du Pont De Nemours And Company | Pitch carbon fiber spinning process |
TW459075B (en) * | 1996-05-24 | 2001-10-11 | Toray Ind Co Ltd | Carbon fiber, acrylic fiber and preparation thereof |
US20120058337A1 (en) | 2008-12-19 | 2012-03-08 | Teijin Limited | Carbon fiber and method for producing the same |
-
1984
- 1984-11-09 JP JP23530684A patent/JPS61113828A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS61113828A (ja) | 1986-05-31 |
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