JPS6245164B2 - - Google Patents
Info
- Publication number
- JPS6245164B2 JPS6245164B2 JP53062404A JP6240478A JPS6245164B2 JP S6245164 B2 JPS6245164 B2 JP S6245164B2 JP 53062404 A JP53062404 A JP 53062404A JP 6240478 A JP6240478 A JP 6240478A JP S6245164 B2 JPS6245164 B2 JP S6245164B2
- Authority
- JP
- Japan
- Prior art keywords
- temperature
- minutes
- sample
- aqueous
- weight
- 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
- 229910052784 alkaline earth metal Inorganic materials 0.000 claims description 65
- 239000000243 solution Substances 0.000 claims description 46
- 239000002253 acid Substances 0.000 claims description 35
- 239000003513 alkali Substances 0.000 claims description 35
- 150000001342 alkaline earth metals Chemical class 0.000 claims description 32
- 238000000034 method Methods 0.000 claims description 30
- 239000000463 material Substances 0.000 claims description 23
- 239000007864 aqueous solution Substances 0.000 claims description 21
- 239000012535 impurity Substances 0.000 claims description 21
- 229920002239 polyacrylonitrile Polymers 0.000 claims description 21
- 239000002904 solvent Substances 0.000 claims description 21
- 239000011260 aqueous acid Substances 0.000 claims description 19
- 239000000835 fiber Substances 0.000 description 58
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 52
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 42
- 239000008367 deionised water Substances 0.000 description 32
- 229910021641 deionized water Inorganic materials 0.000 description 31
- 239000003575 carbonaceous material Substances 0.000 description 29
- 239000004744 fabric Substances 0.000 description 29
- 239000003599 detergent Substances 0.000 description 18
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 14
- 238000004458 analytical method Methods 0.000 description 14
- 238000005406 washing Methods 0.000 description 13
- 239000011734 sodium Substances 0.000 description 12
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 11
- 238000003763 carbonization Methods 0.000 description 11
- 229910052708 sodium Inorganic materials 0.000 description 11
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 9
- 239000011575 calcium Substances 0.000 description 9
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 8
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 8
- 229910052791 calcium Inorganic materials 0.000 description 8
- 238000004140 cleaning Methods 0.000 description 8
- 229910052700 potassium Inorganic materials 0.000 description 8
- 239000011591 potassium Substances 0.000 description 8
- 238000000746 purification Methods 0.000 description 8
- 150000003839 salts Chemical class 0.000 description 7
- 239000002243 precursor Substances 0.000 description 6
- 239000000047 product Substances 0.000 description 6
- 238000001035 drying Methods 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- BMYNFMYTOJXKLE-UHFFFAOYSA-N 3-azaniumyl-2-hydroxypropanoate Chemical compound NCC(O)C(O)=O BMYNFMYTOJXKLE-UHFFFAOYSA-N 0.000 description 4
- 238000002679 ablation Methods 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- -1 hydrogen ions Chemical class 0.000 description 4
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 description 4
- 150000007513 acids Chemical class 0.000 description 3
- 229910001413 alkali metal ion Inorganic materials 0.000 description 3
- 229910001420 alkaline earth metal ion Inorganic materials 0.000 description 3
- 229910052739 hydrogen Inorganic materials 0.000 description 3
- 239000001257 hydrogen Substances 0.000 description 3
- 238000005342 ion exchange Methods 0.000 description 3
- 229910021645 metal ion Inorganic materials 0.000 description 3
- 230000001590 oxidative effect Effects 0.000 description 3
- 238000005507 spraying Methods 0.000 description 3
- GPRLSGONYQIRFK-MNYXATJNSA-N triton Chemical compound [3H+] GPRLSGONYQIRFK-MNYXATJNSA-N 0.000 description 3
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 description 2
- 230000002378 acidificating effect Effects 0.000 description 2
- 230000002411 adverse Effects 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 238000001354 calcination Methods 0.000 description 2
- 229920002678 cellulose Polymers 0.000 description 2
- 239000001913 cellulose Substances 0.000 description 2
- 239000012467 final product Substances 0.000 description 2
- 235000019253 formic acid Nutrition 0.000 description 2
- 238000005087 graphitization Methods 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 239000012299 nitrogen atmosphere Substances 0.000 description 2
- 239000013557 residual solvent Substances 0.000 description 2
- 238000009987 spinning Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 238000009941 weaving Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- 229920003043 Cellulose fiber Polymers 0.000 description 1
- 229920000297 Rayon Polymers 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 239000012298 atmosphere Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 239000005539 carbonized material Substances 0.000 description 1
- 238000010000 carbonizing Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- XMBWDFGMSWQBCA-UHFFFAOYSA-N hydrogen iodide Chemical compound I XMBWDFGMSWQBCA-UHFFFAOYSA-N 0.000 description 1
- 229940071870 hydroiodic acid Drugs 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000009656 pre-carbonization Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 230000035755 proliferation Effects 0.000 description 1
- 239000002964 rayon Substances 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 239000004627 regenerated cellulose Substances 0.000 description 1
- 239000008237 rinsing water Substances 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 230000004580 weight loss Effects 0.000 description 1
- 239000002759 woven fabric Substances 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
- D06M11/07—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with halogens; with halogen acids or salts thereof; with oxides or oxyacids of halogens or salts thereof
- D06M11/11—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with halogens; with halogen acids or salts thereof; with oxides or oxyacids of halogens or salts thereof with halogen acids or salts thereof
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F9/00—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments
- D01F9/08—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments of inorganic material
- D01F9/12—Carbon filaments; Apparatus specially adapted for the manufacture thereof
- D01F9/14—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments
- D01F9/20—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments from polyaddition, polycondensation or polymerisation products
- D01F9/21—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments from polyaddition, polycondensation or polymerisation products from macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D01F9/22—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments from polyaddition, polycondensation or polymerisation products from macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds from polyacrylonitriles
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Inorganic Fibers (AREA)
- Chemical Or Physical Treatment Of Fibers (AREA)
- Carbon And Carbon Compounds (AREA)
Description
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床ãæããåèšæº¶åªãå°ãªããšã65.5âïŒ150
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Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US80078477A | 1977-05-26 | 1977-05-26 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS53146294A JPS53146294A (en) | 1978-12-20 |
| JPS6245164B2 true JPS6245164B2 (ja) | 1987-09-25 |
Family
ID=25179348
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6240478A Granted JPS53146294A (en) | 1977-05-26 | 1978-05-26 | Method of removing alkali metal and alkaline earth metal impurities from carbonacious materials |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US4388289A (ja) |
| JP (1) | JPS53146294A (ja) |
| GB (1) | GB1600640A (ja) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56159317A (en) * | 1980-04-14 | 1981-12-08 | Hitco | Removal of impurity of alkali metal and alkaline earth metal from oxidized polyacrilonitrile material |
| US4507272A (en) * | 1983-05-09 | 1985-03-26 | Hitco | Method of purifying partially carbonized pan material prior to carbonization |
| WO1990014221A1 (en) * | 1989-05-15 | 1990-11-29 | Hyperion Catalysis International | Surface treatment of carbon microfibers |
| US20020085974A1 (en) * | 1992-01-15 | 2002-07-04 | Hyperion Catalysis International, Inc. | Surface treatment of carbon microfibers |
| FR2842191B1 (fr) * | 2002-07-12 | 2004-10-01 | Snecma Propulsion Solide | Procede et installation de traitement thermique de produits en carbonne contenant du sodium |
| CN100557098C (zh) * | 2006-10-18 | 2009-11-04 | äžåœç³åäžæµ·ç³æ²¹åå·¥è¡ä»œæéå ¬åž | äžç§èäžç¯è åºç¢³çº€ç»Žåäžçå¶é æ¹æ³ |
| CN101165072B (zh) * | 2006-10-18 | 2010-09-15 | äžåœç³åäžæµ·ç³æ²¹åå·¥è¡ä»œæéå ¬åž | äžç§å»é€èäžç¯è æ èäžç¢±éå±æèŽšçæ¹æ³ |
| CN100570026C (zh) * | 2006-10-18 | 2009-12-16 | äžåœç³åäžæµ·ç³æ²¹åå·¥è¡ä»œæéå ¬åž | èäžç¯è åºç¢³çº€ç»Žåäžçå¶é æ¹æ³ |
| US7921680B2 (en) * | 2007-05-16 | 2011-04-12 | Bayer Materialscience Llc | Apparatus and process for treating an article to impart color and/or enhance the properties of that article |
| CN102953144A (zh) * | 2011-08-25 | 2013-03-06 | äžåœç³æ²¹åå·¥è¡ä»œæéå ¬åž | äžç§å¶å€èäžç¯è åºç¢³çº€ç»Žåäžçæ¹æ³ |
| CN102953138B (zh) * | 2011-08-25 | 2016-01-20 | äžåœç³æ²¹åå·¥è¡ä»œæéå ¬åž | äžç§èäžç¯è åºç¢³çº€ç»Žåäžçå¶é æ¹æ³ |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2932550A (en) * | 1953-10-14 | 1960-04-12 | Chemstrand Corp | Acid pretreatment of polyacrylonitrile-type fibers and the treated fibers |
| US3179605A (en) * | 1962-10-12 | 1965-04-20 | Haveg Industries Inc | Manufacture of carbon cloth |
| GB1110791A (en) * | 1964-04-24 | 1968-04-24 | Nat Res Dev | The production of carbon fibres |
| GB1166252A (en) * | 1965-11-16 | 1969-10-08 | Nat Res Dev | Carbon Fibres and the Production thereof |
| US3413094A (en) * | 1966-01-24 | 1968-11-26 | Hitco | Method of decreasing the metallic impurities of fibrous carbon products |
| JPS542123B2 (ja) * | 1971-09-30 | 1979-02-02 | ||
| JPS4926195A (ja) * | 1972-07-04 | 1974-03-08 | ||
| FR2216227B1 (ja) * | 1973-02-01 | 1976-11-26 | Sumitomo Chemical Co | |
| JPS5112738B2 (ja) * | 1973-02-24 | 1976-04-22 | ||
| US4073869A (en) * | 1975-06-05 | 1978-02-14 | Celanese Corporation | Internal chemical modification of carbon fibers to yield a product of reduced electrical conductivity |
| JPS5231124A (en) * | 1975-09-01 | 1977-03-09 | Japan Exlan Co Ltd | Improved preparation of carbon fiber |
-
1978
- 1978-05-24 GB GB21853/78A patent/GB1600640A/en not_active Expired
- 1978-05-26 JP JP6240478A patent/JPS53146294A/ja active Granted
-
1980
- 1980-04-14 US US06/140,257 patent/US4388289A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPS53146294A (en) | 1978-12-20 |
| GB1600640A (en) | 1981-10-21 |
| US4388289A (en) | 1983-06-14 |
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