JPH0134935B2 - - Google Patents
Info
- Publication number
- JPH0134935B2 JPH0134935B2 JP54063158A JP6315879A JPH0134935B2 JP H0134935 B2 JPH0134935 B2 JP H0134935B2 JP 54063158 A JP54063158 A JP 54063158A JP 6315879 A JP6315879 A JP 6315879A JP H0134935 B2 JPH0134935 B2 JP H0134935B2
- Authority
- JP
- Japan
- Prior art keywords
- particles
- iron
- ferrous
- magnetic
- ferric
- 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
- 239000002245 particle Substances 0.000 claims description 111
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 107
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims description 107
- 229910052742 iron Inorganic materials 0.000 claims description 48
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 claims description 42
- 239000006185 dispersion Substances 0.000 claims description 31
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 30
- 229910052698 phosphorus Inorganic materials 0.000 claims description 30
- 239000011574 phosphorus Substances 0.000 claims description 30
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 25
- 229910017052 cobalt Inorganic materials 0.000 claims description 25
- 239000010941 cobalt Substances 0.000 claims description 25
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 25
- 239000011701 zinc Substances 0.000 claims description 25
- 229910052725 zinc Inorganic materials 0.000 claims description 24
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 claims description 23
- 238000000034 method Methods 0.000 claims description 20
- NDLPOXTZKUMGOV-UHFFFAOYSA-N oxo(oxoferriooxy)iron hydrate Chemical compound O.O=[Fe]O[Fe]=O NDLPOXTZKUMGOV-UHFFFAOYSA-N 0.000 claims description 18
- 150000001875 compounds Chemical class 0.000 claims description 10
- 238000010438 heat treatment Methods 0.000 claims description 10
- 239000012736 aqueous medium Substances 0.000 claims description 7
- 150000001869 cobalt compounds Chemical class 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 150000003752 zinc compounds Chemical class 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 5
- 238000006243 chemical reaction Methods 0.000 claims description 4
- 239000002002 slurry Substances 0.000 description 22
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 16
- 235000013980 iron oxide Nutrition 0.000 description 16
- 238000009826 distribution Methods 0.000 description 14
- 229910002588 FeOOH Inorganic materials 0.000 description 13
- XLOMVQKBTHCTTD-UHFFFAOYSA-N zinc oxide Inorganic materials [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 13
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 8
- 230000009467 reduction Effects 0.000 description 8
- 239000007864 aqueous solution Substances 0.000 description 7
- NWONKYPBYAMBJT-UHFFFAOYSA-L zinc sulfate Chemical compound [Zn+2].[O-]S([O-])(=O)=O NWONKYPBYAMBJT-UHFFFAOYSA-L 0.000 description 7
- 238000000576 coating method Methods 0.000 description 6
- VBMVTYDPPZVILR-UHFFFAOYSA-N iron(2+);oxygen(2-) Chemical class [O-2].[Fe+2] VBMVTYDPPZVILR-UHFFFAOYSA-N 0.000 description 6
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 6
- 150000003839 salts Chemical class 0.000 description 6
- 238000003756 stirring Methods 0.000 description 6
- 239000011787 zinc oxide Substances 0.000 description 6
- 230000001590 oxidative effect Effects 0.000 description 5
- 239000000243 solution Substances 0.000 description 5
- -1 When tempered Chemical class 0.000 description 4
- 238000000498 ball milling Methods 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 4
- SAXCKUIOAKKRAS-UHFFFAOYSA-N cobalt;hydrate Chemical compound O.[Co] SAXCKUIOAKKRAS-UHFFFAOYSA-N 0.000 description 4
- 230000018044 dehydration Effects 0.000 description 4
- 238000006297 dehydration reaction Methods 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- AEIXRCIKZIZYPM-UHFFFAOYSA-M hydroxy(oxo)iron Chemical compound [O][Fe]O AEIXRCIKZIZYPM-UHFFFAOYSA-M 0.000 description 4
- YOBAEOGBNPPUQV-UHFFFAOYSA-N iron;trihydrate Chemical compound O.O.O.[Fe].[Fe] YOBAEOGBNPPUQV-UHFFFAOYSA-N 0.000 description 4
- 239000002609 medium Substances 0.000 description 4
- 230000003647 oxidation Effects 0.000 description 4
- 238000007254 oxidation reaction Methods 0.000 description 4
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 4
- 229910000368 zinc sulfate Inorganic materials 0.000 description 4
- 229960001763 zinc sulfate Drugs 0.000 description 4
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 229910052598 goethite Inorganic materials 0.000 description 3
- UCNNJGDEJXIUCC-UHFFFAOYSA-L hydroxy(oxo)iron;iron Chemical compound [Fe].O[Fe]=O.O[Fe]=O UCNNJGDEJXIUCC-UHFFFAOYSA-L 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- VTLYFUHAOXGGBS-UHFFFAOYSA-N Fe3+ Chemical compound [Fe+3] VTLYFUHAOXGGBS-UHFFFAOYSA-N 0.000 description 2
- 229910019142 PO4 Inorganic materials 0.000 description 2
- PTFCDOFLOPIGGS-UHFFFAOYSA-N Zinc dication Chemical compound [Zn+2] PTFCDOFLOPIGGS-UHFFFAOYSA-N 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 239000008199 coating composition Substances 0.000 description 2
- 229910000361 cobalt sulfate Inorganic materials 0.000 description 2
- 229940044175 cobalt sulfate Drugs 0.000 description 2
- KTVIXTQDYHMGHF-UHFFFAOYSA-L cobalt(2+) sulfate Chemical compound [Co+2].[O-]S([O-])(=O)=O KTVIXTQDYHMGHF-UHFFFAOYSA-L 0.000 description 2
- MEYVLGVRTYSQHI-UHFFFAOYSA-L cobalt(2+) sulfate heptahydrate Chemical compound O.O.O.O.O.O.O.[Co+2].[O-]S([O-])(=O)=O MEYVLGVRTYSQHI-UHFFFAOYSA-L 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 2
- 239000011261 inert gas Substances 0.000 description 2
- 239000001034 iron oxide pigment Substances 0.000 description 2
- LDHBWEYLDHLIBQ-UHFFFAOYSA-M iron(3+);oxygen(2-);hydroxide;hydrate Chemical compound O.[OH-].[O-2].[Fe+3] LDHBWEYLDHLIBQ-UHFFFAOYSA-M 0.000 description 2
- 230000005389 magnetism Effects 0.000 description 2
- 239000010452 phosphate Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- JIAARYAFYJHUJI-UHFFFAOYSA-L zinc dichloride Chemical compound [Cl-].[Cl-].[Zn+2] JIAARYAFYJHUJI-UHFFFAOYSA-L 0.000 description 2
- 229910006540 α-FeOOH Inorganic materials 0.000 description 2
- IIZPXYDJLKNOIY-JXPKJXOSSA-N 1-palmitoyl-2-arachidonoyl-sn-glycero-3-phosphocholine Chemical compound CCCCCCCCCCCCCCCC(=O)OC[C@H](COP([O-])(=O)OCC[N+](C)(C)C)OC(=O)CCC\C=C/C\C=C/C\C=C/C\C=C/CCCCC IIZPXYDJLKNOIY-JXPKJXOSSA-N 0.000 description 1
- MOMKYJPSVWEWPM-UHFFFAOYSA-N 4-(chloromethyl)-2-(4-methylphenyl)-1,3-thiazole Chemical compound C1=CC(C)=CC=C1C1=NC(CCl)=CS1 MOMKYJPSVWEWPM-UHFFFAOYSA-N 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- NTIZESTWPVYFNL-UHFFFAOYSA-N Methyl isobutyl ketone Chemical compound CC(C)CC(C)=O NTIZESTWPVYFNL-UHFFFAOYSA-N 0.000 description 1
- UIHCLUNTQKBZGK-UHFFFAOYSA-N Methyl isobutyl ketone Natural products CCC(C)C(C)=O UIHCLUNTQKBZGK-UHFFFAOYSA-N 0.000 description 1
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 1
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 1
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 1
- 238000004279 X-ray Guinier Methods 0.000 description 1
- 238000002441 X-ray diffraction Methods 0.000 description 1
- ZOIORXHNWRGPMV-UHFFFAOYSA-N acetic acid;zinc Chemical compound [Zn].CC(O)=O.CC(O)=O ZOIORXHNWRGPMV-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 239000003570 air Substances 0.000 description 1
- 229910001854 alkali hydroxide Inorganic materials 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 150000008044 alkali metal hydroxides Chemical class 0.000 description 1
- 239000012670 alkaline solution Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-M dihydrogenphosphate Chemical compound OP(O)([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-M 0.000 description 1
- OEIWPNWSDYFMIL-UHFFFAOYSA-N dioctyl benzene-1,4-dicarboxylate Chemical compound CCCCCCCCOC(=O)C1=CC=C(C(=O)OCCCCCCCC)C=C1 OEIWPNWSDYFMIL-UHFFFAOYSA-N 0.000 description 1
- BNIILDVGGAEEIG-UHFFFAOYSA-L disodium hydrogen phosphate Chemical compound [Na+].[Na+].OP([O-])([O-])=O BNIILDVGGAEEIG-UHFFFAOYSA-L 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 238000004442 gravimetric analysis Methods 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 229910052595 hematite Inorganic materials 0.000 description 1
- 239000011019 hematite Substances 0.000 description 1
- 230000036571 hydration Effects 0.000 description 1
- 238000006703 hydration reaction Methods 0.000 description 1
- BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical compound [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 150000002505 iron Chemical class 0.000 description 1
- 235000014413 iron hydroxide Nutrition 0.000 description 1
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 description 1
- WTFXARWRTYJXII-UHFFFAOYSA-N iron(2+);iron(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[O-2].[Fe+2].[Fe+3].[Fe+3] WTFXARWRTYJXII-UHFFFAOYSA-N 0.000 description 1
- LIKBJVNGSGBSGK-UHFFFAOYSA-N iron(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Fe+3].[Fe+3] LIKBJVNGSGBSGK-UHFFFAOYSA-N 0.000 description 1
- 239000000787 lecithin Substances 0.000 description 1
- 235000010445 lecithin Nutrition 0.000 description 1
- 229940067606 lecithin Drugs 0.000 description 1
- 230000005415 magnetization Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 235000021317 phosphate Nutrition 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000012266 salt solution Substances 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- FQENQNTWSFEDLI-UHFFFAOYSA-J sodium diphosphate Chemical compound [Na+].[Na+].[Na+].[Na+].[O-]P([O-])(=O)OP([O-])([O-])=O FQENQNTWSFEDLI-UHFFFAOYSA-J 0.000 description 1
- 235000019983 sodium metaphosphate Nutrition 0.000 description 1
- 239000001488 sodium phosphate Substances 0.000 description 1
- 229940048086 sodium pyrophosphate Drugs 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- 235000019818 tetrasodium diphosphate Nutrition 0.000 description 1
- 239000001577 tetrasodium phosphonato phosphate Substances 0.000 description 1
- RYFMWSXOAZQYPI-UHFFFAOYSA-K trisodium phosphate Chemical compound [Na+].[Na+].[Na+].[O-]P([O-])([O-])=O RYFMWSXOAZQYPI-UHFFFAOYSA-K 0.000 description 1
- 235000019801 trisodium phosphate Nutrition 0.000 description 1
- 229910000406 trisodium phosphate Inorganic materials 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
- 239000000080 wetting agent Substances 0.000 description 1
- 239000008096 xylene Substances 0.000 description 1
- 235000016804 zinc Nutrition 0.000 description 1
- 239000004246 zinc acetate Substances 0.000 description 1
- 239000011592 zinc chloride Substances 0.000 description 1
- 235000005074 zinc chloride Nutrition 0.000 description 1
- 239000011686 zinc sulphate Substances 0.000 description 1
- 235000009529 zinc sulphate Nutrition 0.000 description 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/62—Record carriers characterised by the selection of the material
- G11B5/68—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent
- G11B5/70—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer
- G11B5/706—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the composition of the magnetic material
- G11B5/70626—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the composition of the magnetic material containing non-metallic substances
- G11B5/70642—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the composition of the magnetic material containing non-metallic substances iron oxides
- G11B5/70678—Ferrites
- G11B5/70684—Ferro-ferrioxydes
- G11B5/70694—Non-stoechiometric ferro-ferrioxydes, e.g. berthollide
Landscapes
- Hard Magnetic Materials (AREA)
- Compounds Of Iron (AREA)
- Magnetic Record Carriers (AREA)
- Paints Or Removers (AREA)
Description
ãçºæã®è©³çŽ°ãªèª¬æã
æ¬çºæã¯ãååŠçæ§è³ªãç©ççæ§è³ªããã³ç£æ°
çæ§è³ªã®ç¬ç¹ã®çµã¿åããããã€ç£æ§ãéç¶ã®é
ååŠéè«çé žå第äžé第äºéç²åã«é¢ããã
çæ§è³ªã®ç¬ç¹ã®çµã¿åããããã€ç£æ§ãéç¶ã®é
ååŠéè«çé žå第äžé第äºéç²åã«é¢ããã
äºéãŸãã¯ã³ãã«ããå«æããéç¶ç£æ§é
žå第
äºéãŸãã¯é žå第äžé第äºéã®ç²åã¯ç¥ãããŠã
ããããšãã°ãStollerããç±³åœç¹èš±2047429ã
Millerãç±³åœç¹èš±3047505ãã³Hallerããç±³åœç¹
èš±3573980ã«èšèŒãããŠãããäºéãšã³ãã«ããš
ã®äž¡æ¹ãšãïŒã22ééïŒ ã®ïŒäŸ¡ã®éãšãå«æãã
éç¶ç£æ§éé žåç©ã¯ãã«ã®ãŒåœç¹èš±804556ã«èšèŒ
ãããé«ã飜åç£åãšãã³ãã«ãåç¬ã§å€æ§ãã
ãç£æ§éé žåç©ãããæ¹è¯ããã貯èµå®å®æ§ãšã
æãããšããããŠãããããããªããããã«ã®ãŒ
åœç¹èš±804556ã®ç£æ§é žåç©ã¯åœ¢ç¶åäžæ§ã«å£ãã
ãããŠããããè¡šé¢å¹³æ»æ§ãäœããã€ãºããã³è
æªæ§ãããªãã¡ããããä¿¡å·å¿çæ§ãæããåŸæ¥
ã®çµåå€é åç©ã®ç£æ°è¢«èãåãããããããã
æ®éã®å·¥æ¥äžã®èŠæ±æ¡ä»¶ãæºè¶³ããªãã
äºéãŸãã¯é žå第äžé第äºéã®ç²åã¯ç¥ãããŠã
ããããšãã°ãStollerããç±³åœç¹èš±2047429ã
Millerãç±³åœç¹èš±3047505ãã³Hallerããç±³åœç¹
èš±3573980ã«èšèŒãããŠãããäºéãšã³ãã«ããš
ã®äž¡æ¹ãšãïŒã22ééïŒ ã®ïŒäŸ¡ã®éãšãå«æãã
éç¶ç£æ§éé žåç©ã¯ãã«ã®ãŒåœç¹èš±804556ã«èšèŒ
ãããé«ã飜åç£åãšãã³ãã«ãåç¬ã§å€æ§ãã
ãç£æ§éé žåç©ãããæ¹è¯ããã貯èµå®å®æ§ãšã
æãããšããããŠãããããããªããããã«ã®ãŒ
åœç¹èš±804556ã®ç£æ§é žåç©ã¯åœ¢ç¶åäžæ§ã«å£ãã
ãããŠããããè¡šé¢å¹³æ»æ§ãäœããã€ãºããã³è
æªæ§ãããªãã¡ããããä¿¡å·å¿çæ§ãæããåŸæ¥
ã®çµåå€é åç©ã®ç£æ°è¢«èãåãããããããã
æ®éã®å·¥æ¥äžã®èŠæ±æ¡ä»¶ãæºè¶³ããªãã
æªåŠçã®ééé±ããã®ã¬ã³ãFe2O3ãããé«ã
ä¿ç£åãšæ¹è¯ãããç£æ°é åæ§ãšã瀺ãã¬ã³ã
Fe2O3ç²åã補é ããããã«ããããŠçŒçµãé²æ¢
ããããã«ããªã³ã®å æ°Žå解æµææ§ã®é žçŽ é žãŸã
ã¯ãã®å¡©ãçšããééé±ïŒã¢ã«ãã¢ãŒFeOOHïŒ
ã®è¡šé¢åŠçã¯ãAbeckãç±³åœç¹èš±3652334ã«æ瀺
ãããŠãããããã«ãBuxbaumãããã€ãåœå ¬
éç¹èš±æ现æž2507420ã¯ãã³ãã«ããããŒããã
ã¬ã³ãFe2O3ç²åãé瀺ããŠããããã®ç²åã¯ã
ã®äžã«æåºãã0.1ãïŒïŒ ã®å€äŸ¡éå±ãããšãã°ã
äºéãŸãã¯éã®é žåç©ãæ°Žé žåç©ãŸãã¯ãªã³é žå¡©
ã®è¢«èãæããé žåç©ãŸãã¯ãªã³é žå¡©ã®è¢«èãã
ããªãã³ãã«ããããŒãããã¬ã³ãFe2O3ç²åã«
æ¯ã¹ãŠãçŒãã©ãã®ãšãã®æ®çç£æ°ã®æ倱ãå°ãª
ããä¿ç£åã®äœäžãå°ãªãããããŠè¢«èé åç©ã«
ãããåæ£æ§ãæ¹è¯ãããŠããã
ä¿ç£åãšæ¹è¯ãããç£æ°é åæ§ãšã瀺ãã¬ã³ã
Fe2O3ç²åã補é ããããã«ããããŠçŒçµãé²æ¢
ããããã«ããªã³ã®å æ°Žå解æµææ§ã®é žçŽ é žãŸã
ã¯ãã®å¡©ãçšããééé±ïŒã¢ã«ãã¢ãŒFeOOHïŒ
ã®è¡šé¢åŠçã¯ãAbeckãç±³åœç¹èš±3652334ã«æ瀺
ãããŠãããããã«ãBuxbaumãããã€ãåœå ¬
éç¹èš±æ现æž2507420ã¯ãã³ãã«ããããŒããã
ã¬ã³ãFe2O3ç²åãé瀺ããŠããããã®ç²åã¯ã
ã®äžã«æåºãã0.1ãïŒïŒ ã®å€äŸ¡éå±ãããšãã°ã
äºéãŸãã¯éã®é žåç©ãæ°Žé žåç©ãŸãã¯ãªã³é žå¡©
ã®è¢«èãæããé žåç©ãŸãã¯ãªã³é žå¡©ã®è¢«èãã
ããªãã³ãã«ããããŒãããã¬ã³ãFe2O3ç²åã«
æ¯ã¹ãŠãçŒãã©ãã®ãšãã®æ®çç£æ°ã®æ倱ãå°ãª
ããä¿ç£åã®äœäžãå°ãªãããããŠè¢«èé åç©ã«
ãããåæ£æ§ãæ¹è¯ãããŠããã
åç¹éæ50â57996å·å
¬å ±ïŒç±³åœç¹èš±ç¬¬3931025
å·ïŒã«ã¯ãªã³é žå¡©ã€ãªã³ããã³äºéã€ãªã³ãå«ã
é žå第äžé第äºéç²åãé瀺ãããŠãããããã
ãªãããç¹éæ50â57996å·å ¬å ±ã«èšèŒãããçº
æã§ã¯ãªã³é žã€ãªã³ããã³äºéã€ãªã³ã¯é žå第äž
é第äºéç²åã®å éšã«åæ£ãããŠããããã®å Žå
çè«ççç±ã¯æããã§ãªãããè¯å¥œãªç£æ°çç¹æ§
ãæã€é žå第äžé第äºéç²åãåŸãããªãã
å·ïŒã«ã¯ãªã³é žå¡©ã€ãªã³ããã³äºéã€ãªã³ãå«ã
é žå第äžé第äºéç²åãé瀺ãããŠãããããã
ãªãããç¹éæ50â57996å·å ¬å ±ã«èšèŒãããçº
æã§ã¯ãªã³é žã€ãªã³ããã³äºéã€ãªã³ã¯é žå第äž
é第äºéç²åã®å éšã«åæ£ãããŠããããã®å Žå
çè«ççç±ã¯æããã§ãªãããè¯å¥œãªç£æ°çç¹æ§
ãæã€é žå第äžé第äºéç²åãåŸãããªãã
ããã«ãVanderheidenãç±³åœç¹èš±4053325ã¯ã
æ°Žåé žå第äºéãŸãã¯é žå第äžé第äºéã®ç²åã
ïŒã20ïŒ ã®äžæº¶æ§ã¡ã¿ãªã³é žã®éå±å¡©ãããšã
ã°ãã¡ã¿ãªã³é žéãŸãã¯ã¡ã¿ãªã³é žäºéã§è¢«èŠã
ãããšã«ãã€ãŠããããããè±æ°ŽãŸãã¯é žåã«ã
ãè²å€åã«ä»ãããåŸæ¥ã®é»è²é žåéé¡æããã³
é»è²é žåéé¡æã®ç±å®å®æ§ããã³è²å質ãæ¹è¯ã
ãããšãæ瀺ããŠããããããŠè¢«èŠããéé žåç©
ãã¬ã³ãFe2O3ã®åé§ç©è³ªãšããŠäœ¿çšããå Žåã
ç£æ§éé žåç©ã¯æ¹è¯ãããæ§è³ªããã€ã§ããããš
è¿°ã¹ãŠãããVanderheidenã®ã¬ã³ãé žå第äºé
ç²åã¯ãAbeckãã®ç²åãšåæ§ã«ããããªã®å¿çš
ã®é«åºŠã®ç£æ°èŠæ±æ¡ä»¶ãæºè¶³ãããå®çšæ§ãå¶é
ãããã
æ°Žåé žå第äºéãŸãã¯é žå第äžé第äºéã®ç²åã
ïŒã20ïŒ ã®äžæº¶æ§ã¡ã¿ãªã³é žã®éå±å¡©ãããšã
ã°ãã¡ã¿ãªã³é žéãŸãã¯ã¡ã¿ãªã³é žäºéã§è¢«èŠã
ãããšã«ãã€ãŠããããããè±æ°ŽãŸãã¯é žåã«ã
ãè²å€åã«ä»ãããåŸæ¥ã®é»è²é žåéé¡æããã³
é»è²é žåéé¡æã®ç±å®å®æ§ããã³è²å質ãæ¹è¯ã
ãããšãæ瀺ããŠããããããŠè¢«èŠããéé žåç©
ãã¬ã³ãFe2O3ã®åé§ç©è³ªãšããŠäœ¿çšããå Žåã
ç£æ§éé žåç©ã¯æ¹è¯ãããæ§è³ªããã€ã§ããããš
è¿°ã¹ãŠãããVanderheidenã®ã¬ã³ãé žå第äºé
ç²åã¯ãAbeckãã®ç²åãšåæ§ã«ããããªã®å¿çš
ã®é«åºŠã®ç£æ°èŠæ±æ¡ä»¶ãæºè¶³ãããå®çšæ§ãå¶é
ãããã
æ¬çºæã«ããã°ååç©åã¯å
çŽ ãšããŠãªã³ãäº
éããã³ä»»æã«ã³ãã«ããé žå第äžé第äºéç²å
ã®è¡šé¢åã¯è¡šé¢è¿ãã«æãããã®ã¯ããããŠãã
ããç²æ«ç£æ°ããµã€ãã®è¢«èŠç³»ã«ãããŠãããã
ãŠããããåæ£ç¹æ§ããã³ãã¯ã¹ãã€ãŒã®çºå±ã
瀺ãããããŠæž©åºŠããã³ç©ççå¿åã«å¯Ÿããé«ã
å®å®æ§ãããããŠããããèæ©èæ§ãããã³æªã®
å°ãªãæ¹è¯ãããä¿¡å·å¯Ÿãã€ãºæ¯ã瀺ãç£æ°ããŒ
ããæäŸããããšãããã€ãã
éããã³ä»»æã«ã³ãã«ããé žå第äžé第äºéç²å
ã®è¡šé¢åã¯è¡šé¢è¿ãã«æãããã®ã¯ããããŠãã
ããç²æ«ç£æ°ããµã€ãã®è¢«èŠç³»ã«ãããŠãããã
ãŠããããåæ£ç¹æ§ããã³ãã¯ã¹ãã€ãŒã®çºå±ã
瀺ãããããŠæž©åºŠããã³ç©ççå¿åã«å¯Ÿããé«ã
å®å®æ§ãããããŠããããèæ©èæ§ãããã³æªã®
å°ãªãæ¹è¯ãããä¿¡å·å¯Ÿãã€ãºæ¯ã瀺ãç£æ°ããŒ
ããæäŸããããšãããã€ãã
æ¬é¡çºæã®ç¬¬äžçºæã¯ã0.05ïŒïŒã0.25ïŒïŒã®
ç¯å²ã®ç¬¬äžéïŒç¬¬äºéã®ååæ¯ããã€ãéååŠé
è«çé žå第äžé第äºéã®ç£æ§éç¶ç²åãããªãçµ
æç©ã«ãããŠããã®ç²åã¯ååç©ãŸãã¯å çŽ ã®åœ¢
ã§åèšã®éã«åºã¥ããŠ0.4ã5.0ååïŒ ã®ãªã³ã2.0
ã10.0ååïŒ ã®äºéããã³ïŒã10.0ååïŒ ã®ã³ã
ã«ããå«æãã該ãªã³ãäºéããã³ä»»æã®ã³ãã«
ãã¯ãåæç£æ§éç¶ç²åã圢æãããåã®ãéç£
æ§é žå第äºéãŸãã¯ãã®æ°Žåç©ã®éç¶ç²åã«è¢«èŠ
ãããŠããããšãããªãçµæç©ã«é¢ããã
ç¯å²ã®ç¬¬äžéïŒç¬¬äºéã®ååæ¯ããã€ãéååŠé
è«çé žå第äžé第äºéã®ç£æ§éç¶ç²åãããªãçµ
æç©ã«ãããŠããã®ç²åã¯ååç©ãŸãã¯å çŽ ã®åœ¢
ã§åèšã®éã«åºã¥ããŠ0.4ã5.0ååïŒ ã®ãªã³ã2.0
ã10.0ååïŒ ã®äºéããã³ïŒã10.0ååïŒ ã®ã³ã
ã«ããå«æãã該ãªã³ãäºéããã³ä»»æã®ã³ãã«
ãã¯ãåæç£æ§éç¶ç²åã圢æãããåã®ãéç£
æ§é žå第äºéãŸãã¯ãã®æ°Žåç©ã®éç¶ç²åã«è¢«èŠ
ãããŠããããšãããªãçµæç©ã«é¢ããã
æ¬é¡ç¬¬äºçºæã¯ã(a)éç£æ§é
žå第äºéãŸãã¯ã
ã®æ°Žåç©ã®éç¶ç²åã®æ°Žæ§åæ£æ¶²ã圢æãã(b)該
ç²åãéã«åºã¥ããŠ0.4ã5.0ååïŒ ã®ãªã³ãäžã
ãéã®æ°Žæº¶æ§ãªã³å«æååç©ã§åŠçãã(c)åŠçã
ãç²åããããªããšã8.0ã®PHã«ãããŠéã«åºã¥
ããŠ2.0ã10.0ååïŒ ã®ç²åè¡šé¢ã«åžçãããäº
éãäžããéã®äºéååç©ãšæ¥è§Šããã(d)çãã
ç²åãæ°Žæ§åªäœããååã(e)ååããç²åãéå
æ¡ä»¶äžã§å ç±ããŠç£éé±ã圢æãããããŠ(f)ãã®
ç£éé±ã0.05ïŒïŒã0.25ïŒïŒã®ç¬¬äžéïŒç¬¬äºéã®
ååæ¯ããã€éååŠéè«çé žå第äžé第äºéã«å€
ããããšãç¹åŸŽãšããç£æ§éç¶éååŠéè«çé žå
第äžé第äºéç²åã®è£œé æ³ã«é¢ããã
ã®æ°Žåç©ã®éç¶ç²åã®æ°Žæ§åæ£æ¶²ã圢æãã(b)該
ç²åãéã«åºã¥ããŠ0.4ã5.0ååïŒ ã®ãªã³ãäžã
ãéã®æ°Žæº¶æ§ãªã³å«æååç©ã§åŠçãã(c)åŠçã
ãç²åããããªããšã8.0ã®PHã«ãããŠéã«åºã¥
ããŠ2.0ã10.0ååïŒ ã®ç²åè¡šé¢ã«åžçãããäº
éãäžããéã®äºéååç©ãšæ¥è§Šããã(d)çãã
ç²åãæ°Žæ§åªäœããååã(e)ååããç²åãéå
æ¡ä»¶äžã§å ç±ããŠç£éé±ã圢æãããããŠ(f)ãã®
ç£éé±ã0.05ïŒïŒã0.25ïŒïŒã®ç¬¬äžéïŒç¬¬äºéã®
ååæ¯ããã€éååŠéè«çé žå第äžé第äºéã«å€
ããããšãç¹åŸŽãšããç£æ§éç¶éååŠéè«çé žå
第äžé第äºéç²åã®è£œé æ³ã«é¢ããã
æ¬é¡çºæã®ç¬¬äžçºæã¯ã(a)éç£æ§é
žå第äºéãŸ
ãã¯ãã®æ°Žåç©ã®éç¶ç²åã®æ°Žæ§åæ£æ¶²ã圢æ
ãã(b)ãããªããšãïŒã®PHã«ãããŠãéã«åºã¥ã
ãŠ0.1ã10.0ååïŒ ã®ã³ãã«ããäžããéã®ã³ã
ã«ãååç©ãšæ¥è§Šããã(c)該ç²åãéã«åºã¥ããŠ
0.4ã5.0ååïŒ ã®ãªã³ãäžããéã®æ°Žæº¶æ§ãªã³å«
æååç©ã§åŠçãã(d)åŠçããç²åããããªããš
ã8.0ã®PHã«ãããŠéã«åºã¥ããŠ2.0ã10.0ååïŒ
ã®ç²åè¡šé¢ã«åžçãããäºéãäžããéã®äºéå
åç©ãšæ¥è§Šããã(e)çããç²åãæ°Žæ§åªäœããå
åã(f)ååããç²åãéå æ¡ä»¶äžã§å ç±ããŠç£é
é±ã圢æãããããŠ(g)ãã®ç£éé±ã0.05ïŒïŒã
0.25ïŒïŒã®ç¬¬äžéïŒç¬¬äºéã®ååæ¯ããã€éååŠ
éè«çé žå第äžé第äºéã«å€ããããšãç¹åŸŽãšã
ãç£æ§éç¶éååŠéè«çé žå第äžé第äºéç²åã®
補é æ³ã«é¢ããã
ãã¯ãã®æ°Žåç©ã®éç¶ç²åã®æ°Žæ§åæ£æ¶²ã圢æ
ãã(b)ãããªããšãïŒã®PHã«ãããŠãéã«åºã¥ã
ãŠ0.1ã10.0ååïŒ ã®ã³ãã«ããäžããéã®ã³ã
ã«ãååç©ãšæ¥è§Šããã(c)該ç²åãéã«åºã¥ããŠ
0.4ã5.0ååïŒ ã®ãªã³ãäžããéã®æ°Žæº¶æ§ãªã³å«
æååç©ã§åŠçãã(d)åŠçããç²åããããªããš
ã8.0ã®PHã«ãããŠéã«åºã¥ããŠ2.0ã10.0ååïŒ
ã®ç²åè¡šé¢ã«åžçãããäºéãäžããéã®äºéå
åç©ãšæ¥è§Šããã(e)çããç²åãæ°Žæ§åªäœããå
åã(f)ååããç²åãéå æ¡ä»¶äžã§å ç±ããŠç£é
é±ã圢æãããããŠ(g)ãã®ç£éé±ã0.05ïŒïŒã
0.25ïŒïŒã®ç¬¬äžéïŒç¬¬äºéã®ååæ¯ããã€éååŠ
éè«çé žå第äžé第äºéã«å€ããããšãç¹åŸŽãšã
ãç£æ§éç¶éååŠéè«çé žå第äžé第äºéç²åã®
補é æ³ã«é¢ããã
æ¬é¡çºæã®ç¬¬åçºæã¯ã(a)éç£æ§é
žå第äºéãŸ
ãã¯ãã®æ°Žåç©ã®éç¶ç²åã®æ°Žæ§åæ£æ¶²ã圢æ
ãã(b)該ç²åãéã«åºã¥ããŠ0.4ã5.0ååïŒ ã®ãª
ã³ãäžããéã®æ°Žæº¶æ§ãªã³å«æååç©ã§åŠçãã
(c)ãããªããšãïŒã®PHã«ãããŠãéã«åºã¥ããŠ
0.1ã10.0ååïŒ ã®ã³ãã«ããäžããéã®ã³ãã«
ãååç©ãšæ¥è§Šããã(d)åŠçããç²åããããªã
ãšã8.0ã®PHã«ãããŠéã«åºã¥ããŠ2.0ã10.0åå
ïŒ ã®ç²åè¡šé¢ã«åžçãããäºéãäžããéã®äºé
ååç©ãšæ¥è§Šããã(e)çããç²åãæ°Žæ§åªäœãã
ååã(f)ååããç²åãéå æ¡ä»¶äžã§å ç±ããŠç£
éé±ã圢æãããããŠ(g)ãã®ç£éé±ã0.05ïŒïŒã
0.25ïŒïŒã®ç¬¬äžéïŒç¬¬äºéã®ååæ¯ããã€éååŠ
éè«çé žå第äžé第äºéã«å€ããããšãç¹åŸŽãšã
ãç£æ§éç¶éååŠéè«çé žå第äžé第äºéç²åã®
補é æ³ã«é¢ããã
ãã¯ãã®æ°Žåç©ã®éç¶ç²åã®æ°Žæ§åæ£æ¶²ã圢æ
ãã(b)該ç²åãéã«åºã¥ããŠ0.4ã5.0ååïŒ ã®ãª
ã³ãäžããéã®æ°Žæº¶æ§ãªã³å«æååç©ã§åŠçãã
(c)ãããªããšãïŒã®PHã«ãããŠãéã«åºã¥ããŠ
0.1ã10.0ååïŒ ã®ã³ãã«ããäžããéã®ã³ãã«
ãååç©ãšæ¥è§Šããã(d)åŠçããç²åããããªã
ãšã8.0ã®PHã«ãããŠéã«åºã¥ããŠ2.0ã10.0åå
ïŒ ã®ç²åè¡šé¢ã«åžçãããäºéãäžããéã®äºé
ååç©ãšæ¥è§Šããã(e)çããç²åãæ°Žæ§åªäœãã
ååã(f)ååããç²åãéå æ¡ä»¶äžã§å ç±ããŠç£
éé±ã圢æãããããŠ(g)ãã®ç£éé±ã0.05ïŒïŒã
0.25ïŒïŒã®ç¬¬äžéïŒç¬¬äºéã®ååæ¯ããã€éååŠ
éè«çé žå第äžé第äºéã«å€ããããšãç¹åŸŽãšã
ãç£æ§éç¶éååŠéè«çé žå第äžé第äºéç²åã®
補é æ³ã«é¢ããã
éååŠéè«çé
žå第äžé第äºéãšããèªã¯ãæ
確ãªæ¯çã®æ³åïŒååŠéè«ïŒã«äžèŽããªãéé žå
ç©ãæå³ããããã®ãããªé žåç©ã¯ããŒãœãªã
ïŒBerthollideïŒã®éé žåç©ã§ããããããŠç£é
é±ãFe3O4ïŒFeOxããã§ïœïŒ1.33ïŒãšãã°ããã€
ãïŒMaghemiteïŒãã¬ã³ãFe2O3ïŒFeOxããã§ïœ
ïŒ1.50ïŒãšã®éã®é žå床ãæãããéååŠéè«ç
é žå第äžé第äºéã®ç¬¬äžéïŒåèšã®éã®ååæ¯ã¯
ïŒïŒïŒããå°ã§ããã
確ãªæ¯çã®æ³åïŒååŠéè«ïŒã«äžèŽããªãéé žå
ç©ãæå³ããããã®ãããªé žåç©ã¯ããŒãœãªã
ïŒBerthollideïŒã®éé žåç©ã§ããããããŠç£é
é±ãFe3O4ïŒFeOxããã§ïœïŒ1.33ïŒãšãã°ããã€
ãïŒMaghemiteïŒãã¬ã³ãFe2O3ïŒFeOxããã§ïœ
ïŒ1.50ïŒãšã®éã®é žå床ãæãããéååŠéè«ç
é žå第äžé第äºéã®ç¬¬äžéïŒåèšã®éã®ååæ¯ã¯
ïŒïŒïŒããå°ã§ããã
æ¬çºæã®ç£æ§éç¶ãéååŠéè«çé
žå第äžé第
äºéç²åã¯ãåè¿°ã®ããã«ãéã«åºã¥ããŠã0.4
ã5.0ååïŒ ã®ãªã³ãš2.0ã10.0ååïŒ ã®äºéãå«
æãããããŠ0.05ïŒïŒã0.25ïŒïŒã®ç¯å²ã®ç¬¬äžé
察第äºéã®ååæ¯ãæããã奜ãŸããã¯ããªã³ã®
ååïŒ ã¯0.5ã2.5ã®ç¯å²ã§ããããããŠäºéã®å
åïŒ ã¯2.0ã7.0ã®ç¯å²ã§ãããã³ãã«ããååšã
ããšãããã®éã¯éã«åºã¥ããŠ0.1ã10.0ååïŒ
ã®ç¯å²ã§ããããããŠå¥œãŸããã¯å°ãªããšã0.6
ã®äºé察ã³ãã«ãã®æ¯ãäžããããšãã«å¥œãŸãã
é žå第äžé第äºéã¯ã第äžé察第äºéã®ååæ¯ã
0.05ã0.22ãæã奜ãŸããã¯0.05ã0.20ã§ããã
äºéç²åã¯ãåè¿°ã®ããã«ãéã«åºã¥ããŠã0.4
ã5.0ååïŒ ã®ãªã³ãš2.0ã10.0ååïŒ ã®äºéãå«
æãããããŠ0.05ïŒïŒã0.25ïŒïŒã®ç¯å²ã®ç¬¬äžé
察第äºéã®ååæ¯ãæããã奜ãŸããã¯ããªã³ã®
ååïŒ ã¯0.5ã2.5ã®ç¯å²ã§ããããããŠäºéã®å
åïŒ ã¯2.0ã7.0ã®ç¯å²ã§ãããã³ãã«ããååšã
ããšãããã®éã¯éã«åºã¥ããŠ0.1ã10.0ååïŒ
ã®ç¯å²ã§ããããããŠå¥œãŸããã¯å°ãªããšã0.6
ã®äºé察ã³ãã«ãã®æ¯ãäžããããšãã«å¥œãŸãã
é žå第äžé第äºéã¯ã第äžé察第äºéã®ååæ¯ã
0.05ã0.22ãæã奜ãŸããã¯0.05ã0.20ã§ããã
æ¬çºæã®ç£æ§éç¶éååŠéè«çé
žå第äžé第äº
éã¯ããã€ãžã¿ã«ããªãŒãã€ãªããã³ããããã
ãªã®çšéã®é«ãæ§èœã®æšæºèŠæ Œãæºè¶³ãããããŠ
æ°ãããããŒããŠãšã¢ã·ã¹ãã ã®èŠæ±æ¡ä»¶ããšã
ã«æž©åºŠããã³ç©ççå¿åã«æŽé²ãããšãç£æ°ãã
ã³é»ç£æ°ã®å®å®æ§ãæªåãããªãã§èæ©èæ§ãã
ã³è¢«èã®äžäœæ§ã«é¢ããèŠæ±æ¡ä»¶ãæºè¶³ããç£æ°
ããŒããæäŸããã
éã¯ããã€ãžã¿ã«ããªãŒãã€ãªããã³ããããã
ãªã®çšéã®é«ãæ§èœã®æšæºèŠæ Œãæºè¶³ãããããŠ
æ°ãããããŒããŠãšã¢ã·ã¹ãã ã®èŠæ±æ¡ä»¶ããšã
ã«æž©åºŠããã³ç©ççå¿åã«æŽé²ãããšãç£æ°ãã
ã³é»ç£æ°ã®å®å®æ§ãæªåãããªãã§èæ©èæ§ãã
ã³è¢«èã®äžäœæ§ã«é¢ããèŠæ±æ¡ä»¶ãæºè¶³ããç£æ°
ããŒããæäŸããã
æ¬çºæã®æ¹æ³ã®åºçºç©è³ªãšããŠäœ¿çšããé
žå第
äºéæ°Žåç©ãŸãã¯é žå第äºéã®ç²åã¯ãéç£æ§ã§
ããã圢ç¶ãéç¶ã§ããã奜ãŸããã¯ãç²åã¯é·
ãã0.2ã1.0ãã¯ãã³ã§ããããããŠé·ãå¯Ÿå¹ ã®
æ¯ãå°ãªããšãïŒïŒïŒãæã奜ãŸããã¯ïŒïŒïŒã
20ïŒïŒã§ããããšãã«å¥œãŸããåºçºç©è³ªã¯ãã²ãŒ
ã¿ã€ãïŒã¢ã«ãã¢ãŒFeOOHïŒãããã¿ã€ãïŒã¢
ã«ãã¢ãŒFe2O3ïŒããã³ã¬ããã¯ããµã€ãïŒã¬ã³
ããŒFeOOHïŒã®éç¶ç²åã§ããããããã®é žå
ç©ã®éç¶ç²åã¯ããç¥ãããŠããããããŠåæ¥ç
ã«å ¥æã§ãããããããã¯ç¬¬äžé塩溶液ãããã¢
ã«ã«ãªæ°Žé žåç©ã®ååŠéè«çåœéã®ïŒåã®ïŒãã
å°éãããã®åœéããå€ãéã䜿çšãã次ãã§æ²
殿ããæ°Žé žåç©ãé žæ§åªäœïŒéå°éã®ç¬¬äžé溶
液ïŒãŸãã¯å¡©åºæ§åªäœïŒéå°éã®ã¢ã«ã«ãªæº¶æ¶²ïŒ
äžã§é žåããŠæã倧ããã®ç²åã圢æããããšã«
ãã€ãŠè£œé ã§ãããæ¬çºæã®å¥œãŸããæ æ§ã«ãã
ãŠãéç¶ç²åã¯ã¢ã«ãã¢ãŒFeOOHç²åã§ããã
ããã¯æŽæµããŠå¯æº¶æ§å¡©ãé€å»ãã次ãã§æ°Žäžã«
åã¹ã©ãªãŒåããŠæ°Žæ§åæ£æ¶²ãšãããã®ã§ããã
åæ£æ¶²äžã®ç²åã®æ¿åºŠã¯èšççã§ãªããå®éçèŠ
æ±æ¡ä»¶ã¯ååãªæ°ŽãååšãããŠæµåæ§ãé©åã«
ãããããŸãã容æã«ãããšããããšã§ããã
äºéæ°Žåç©ãŸãã¯é žå第äºéã®ç²åã¯ãéç£æ§ã§
ããã圢ç¶ãéç¶ã§ããã奜ãŸããã¯ãç²åã¯é·
ãã0.2ã1.0ãã¯ãã³ã§ããããããŠé·ãå¯Ÿå¹ ã®
æ¯ãå°ãªããšãïŒïŒïŒãæã奜ãŸããã¯ïŒïŒïŒã
20ïŒïŒã§ããããšãã«å¥œãŸããåºçºç©è³ªã¯ãã²ãŒ
ã¿ã€ãïŒã¢ã«ãã¢ãŒFeOOHïŒãããã¿ã€ãïŒã¢
ã«ãã¢ãŒFe2O3ïŒããã³ã¬ããã¯ããµã€ãïŒã¬ã³
ããŒFeOOHïŒã®éç¶ç²åã§ããããããã®é žå
ç©ã®éç¶ç²åã¯ããç¥ãããŠããããããŠåæ¥ç
ã«å ¥æã§ãããããããã¯ç¬¬äžé塩溶液ãããã¢
ã«ã«ãªæ°Žé žåç©ã®ååŠéè«çåœéã®ïŒåã®ïŒãã
å°éãããã®åœéããå€ãéã䜿çšãã次ãã§æ²
殿ããæ°Žé žåç©ãé žæ§åªäœïŒéå°éã®ç¬¬äžé溶
液ïŒãŸãã¯å¡©åºæ§åªäœïŒéå°éã®ã¢ã«ã«ãªæº¶æ¶²ïŒ
äžã§é žåããŠæã倧ããã®ç²åã圢æããããšã«
ãã€ãŠè£œé ã§ãããæ¬çºæã®å¥œãŸããæ æ§ã«ãã
ãŠãéç¶ç²åã¯ã¢ã«ãã¢ãŒFeOOHç²åã§ããã
ããã¯æŽæµããŠå¯æº¶æ§å¡©ãé€å»ãã次ãã§æ°Žäžã«
åã¹ã©ãªãŒåããŠæ°Žæ§åæ£æ¶²ãšãããã®ã§ããã
åæ£æ¶²äžã®ç²åã®æ¿åºŠã¯èšççã§ãªããå®éçèŠ
æ±æ¡ä»¶ã¯ååãªæ°ŽãååšãããŠæµåæ§ãé©åã«
ãããããŸãã容æã«ãããšããããšã§ããã
ãªã³å«æååç©ãçšããåŠçå·¥çšã¯ãåæ£æ¶²ã«
ãªã³é žãŸãã¯ãã®æ°Žæº¶æ§å¡©ã®æ°Žæº¶æ¶²ããããŸããª
ããå°å ¥ãããããŠãããŸããç¶ããŠéé žåç©ç²
åäžã®åäžãªååžãšåžçãéæããããšã«ãã€
ãŠãå®æœããããšã奜ãŸããã奜ãŸãããªã³å«æ
ååç©ã¯ãç¡æ©ã®å¡©ãŸãã¯é žãããšãã°ããªã³
é žããªã³é žã®äžãäºãŸãã¯äžã¢ã«ã«ãªéå±å¡©ã詳
ããã¯äºæ°ŽçŽ ãªã³é žå¡©ããªã«ããªã³é žäºãããªãŠ
ã ããªã³é žäžãããªãŠã ããããªã³é žãããªãŠ
ã ãã¡ã¿ãªã³é žãããªãŠã ã§ããããªã³å«æåå
ç©ã¯éåžžåžæ°Žæº¶æ¶²ãšããŠå ãããããŠåæ£æ¶²ã®æž©
床ã¯çŽ30âãçŽ100âã§ããããªã³å«æååç©ã®
䜿çšéã¯ãéå«éã«åºã¥ããŠçŽ0.4ãçŽ5.0åå
ïŒ ã奜ãŸããã¯çŽ0.5ãçŽ2.5ååïŒ ã®ãªã³ãäžã
ãã®ã«ååã§ããã¹ãã§ããã
ãªã³é žãŸãã¯ãã®æ°Žæº¶æ§å¡©ã®æ°Žæº¶æ¶²ããããŸããª
ããå°å ¥ãããããŠãããŸããç¶ããŠéé žåç©ç²
åäžã®åäžãªååžãšåžçãéæããããšã«ãã€
ãŠãå®æœããããšã奜ãŸããã奜ãŸãããªã³å«æ
ååç©ã¯ãç¡æ©ã®å¡©ãŸãã¯é žãããšãã°ããªã³
é žããªã³é žã®äžãäºãŸãã¯äžã¢ã«ã«ãªéå±å¡©ã詳
ããã¯äºæ°ŽçŽ ãªã³é žå¡©ããªã«ããªã³é žäºãããªãŠ
ã ããªã³é žäžãããªãŠã ããããªã³é žãããªãŠ
ã ãã¡ã¿ãªã³é žãããªãŠã ã§ããããªã³å«æåå
ç©ã¯éåžžåžæ°Žæº¶æ¶²ãšããŠå ãããããŠåæ£æ¶²ã®æž©
床ã¯çŽ30âãçŽ100âã§ããããªã³å«æååç©ã®
䜿çšéã¯ãéå«éã«åºã¥ããŠçŽ0.4ãçŽ5.0åå
ïŒ ã奜ãŸããã¯çŽ0.5ãçŽ2.5ååïŒ ã®ãªã³ãäžã
ãã®ã«ååã§ããã¹ãã§ããã
åè¿°ã®ããã«ãåŠçããç²åãäºéååç©ãšå°
ãªããšã8.0ã®PHã«ãããŠæ¥è§Šããããäžè¬ã«ã
ãã®ãããªæ¡ä»¶ã¯å¥œãŸããããäºéååç©ã¯æ°Žæ§
ã®æº¶æ¶²ãŸãã¯åæ£æ¶²ãšããŠãåæ£æ¶²ã«å ãããã
ãŠPHãå¿ èŠã«å¿ããŠèª¿æŽããPHãçŽ8.5ãçŽ10.0
ã®ç¯å²ã«ããã氎溶æ§ãŸãã¯æ°Žåæ£æ§ã®ä»»æã®äº
éååç©ãããšãã°ãç¡«é žäºéãé žåäºéãå¡©å
äºéãŸãã¯é ¢é žäºéã䜿çšã§ãããããŠäºéã®äœ¿
çšéã¯éã«åºã¥ããŠçŽ2.0ãçŽ10.0ååïŒ ã奜ãŸ
ããã¯çŽ2.0ãçŽ7.0ååïŒ ã®äºéã®äºéæåºç©ã
äžããã®ã«ååã§ããã¹ãã§ãããäºéãç²åäž
ã«æåºããæ£ç¢ºãªæ¹æ³ã¯å®å šã«ã¯ç解ãããªãã
ããããªãããåŠçã®é åºã¯ãçæç©ã®åäžæ§ã
ãã³æ¬çºæã®å©ç¹ã®å®çŸã«å¯ŸããŠéèŠã§ããã
ãªããšã8.0ã®PHã«ãããŠæ¥è§Šããããäžè¬ã«ã
ãã®ãããªæ¡ä»¶ã¯å¥œãŸããããäºéååç©ã¯æ°Žæ§
ã®æº¶æ¶²ãŸãã¯åæ£æ¶²ãšããŠãåæ£æ¶²ã«å ãããã
ãŠPHãå¿ èŠã«å¿ããŠèª¿æŽããPHãçŽ8.5ãçŽ10.0
ã®ç¯å²ã«ããã氎溶æ§ãŸãã¯æ°Žåæ£æ§ã®ä»»æã®äº
éååç©ãããšãã°ãç¡«é žäºéãé žåäºéãå¡©å
äºéãŸãã¯é ¢é žäºéã䜿çšã§ãããããŠäºéã®äœ¿
çšéã¯éã«åºã¥ããŠçŽ2.0ãçŽ10.0ååïŒ ã奜ãŸ
ããã¯çŽ2.0ãçŽ7.0ååïŒ ã®äºéã®äºéæåºç©ã
äžããã®ã«ååã§ããã¹ãã§ãããäºéãç²åäž
ã«æåºããæ£ç¢ºãªæ¹æ³ã¯å®å šã«ã¯ç解ãããªãã
ããããªãããåŠçã®é åºã¯ãçæç©ã®åäžæ§ã
ãã³æ¬çºæã®å©ç¹ã®å®çŸã«å¯ŸããŠéèŠã§ããã
äºéã§ç²åãåŠçããåŸãç²åãæ°Žæ§åªäœã
ããæ®éã®æ¹æ³ã§ãããšãã°ãåæ£æ¶²ããã€ã«ã¿
ãŒãã¬ã¹ãã¹ã¯ãªãŒã³ãªã©ã«éãããšã«ãããã
ããã¯é å¿åé¢ãããåé¢ã§ãããããŠååãã
ç²åãæŽæµãã也ç¥ãã次ãã§éåžžç ããŠçŽïŒcm
以äžã®å€§ããã®åéç©ãååšããå Žåãããç Žå£
ããã
ããæ®éã®æ¹æ³ã§ãããšãã°ãåæ£æ¶²ããã€ã«ã¿
ãŒãã¬ã¹ãã¹ã¯ãªãŒã³ãªã©ã«éãããšã«ãããã
ããã¯é å¿åé¢ãããåé¢ã§ãããããŠååãã
ç²åãæŽæµãã也ç¥ãã次ãã§éåžžç ããŠçŽïŒcm
以äžã®å€§ããã®åéç©ãååšããå Žåãããç Žå£
ããã
åŠçããç²åã®é
žå第äžé第äºéãžã®è»¢åã¯æ®
éã®æ¹æ³ã«ããããããŠç²åãçã«å ¥ããæ°Žåæ°Ž
ãå ç±é€å»ããå ç±ãéå æ§ãµãå²æ°äžã§ç¶ããŠ
è±æ°Žç²åãç£éé±ïŒFe3O4ïŒã«å€ãã次ãã§é žå
æ§ãµãå²æ°äžã§å ç±ããŠç²åãéšåçã«é žåããŠ
æã第äžéïŒç¬¬äºéã®ååæ¯ãšããããšã«ãã€
ãŠãéœåããå®æœã§ãããå¥æ³ãšããŠããã®ãã
ãªæ¹æ³ã奜ãŸããããç£éé±ç²åãå®å šã«åé žå
ããŠç¬¬äºéç¶æ ã«ãã次ãã§éšåçã«éå ããŠæ
ã第äžéïŒç¬¬äºéã®ååæ¯ã«ãããéåžžãäŸçµŠç©
ãåžžæž©ã®çã«å ¥ãããããŠæž©åºŠãçŽ250âãçŽ600
âã«äžæããæ°ŽçŽ ããã³ïŒãŸãã¯äžé žåççŽ ã®ã
ããªéå æ§ã¬ã¹ãå°å ¥ããå ç±ã300âã500âã«
ãããŠéå æ§ãµãå²æ°äžã§çŽïŒãçŽïŒæéç¶ã
ãŠãè±æ°Žããã¢ã«ãã¢ãŒFe2O3ç²åãç£éé±ã«å€
ãããç£éé±ã®åœ¢æ ïŒFe3O4ïŒãžã®éå ã¯ã»ãŒå®
å šã§ãããããã以äžå®è³ªçã«é²è¡ããªããã
ã«ã泚æãã¹ãã§ãããéåžžãèŠããæéã¯æž©
床ãéå å€ãäžæŽ»æ§ã¬ã¹ããã³æ°Žèžæ°ã®ååšéã
ãã³ã¬ã¹æµã®éãªãã³ã«é žåç©ã®ç²åºŠããã³æ¯è¡š
é¢ç©ãšãšãã«å€åãããäžå®ã®ç³»ã®ããã®é©åãª
æ¡ä»¶ã¯ãåœæ¥è ã«ããäžé£ã®è©Šé転ã«ãã€ãŠå®¹æ
ã«æ±ºå®ã§ããã
éã®æ¹æ³ã«ããããããŠç²åãçã«å ¥ããæ°Žåæ°Ž
ãå ç±é€å»ããå ç±ãéå æ§ãµãå²æ°äžã§ç¶ããŠ
è±æ°Žç²åãç£éé±ïŒFe3O4ïŒã«å€ãã次ãã§é žå
æ§ãµãå²æ°äžã§å ç±ããŠç²åãéšåçã«é žåããŠ
æã第äžéïŒç¬¬äºéã®ååæ¯ãšããããšã«ãã€
ãŠãéœåããå®æœã§ãããå¥æ³ãšããŠããã®ãã
ãªæ¹æ³ã奜ãŸããããç£éé±ç²åãå®å šã«åé žå
ããŠç¬¬äºéç¶æ ã«ãã次ãã§éšåçã«éå ããŠæ
ã第äžéïŒç¬¬äºéã®ååæ¯ã«ãããéåžžãäŸçµŠç©
ãåžžæž©ã®çã«å ¥ãããããŠæž©åºŠãçŽ250âãçŽ600
âã«äžæããæ°ŽçŽ ããã³ïŒãŸãã¯äžé žåççŽ ã®ã
ããªéå æ§ã¬ã¹ãå°å ¥ããå ç±ã300âã500âã«
ãããŠéå æ§ãµãå²æ°äžã§çŽïŒãçŽïŒæéç¶ã
ãŠãè±æ°Žããã¢ã«ãã¢ãŒFe2O3ç²åãç£éé±ã«å€
ãããç£éé±ã®åœ¢æ ïŒFe3O4ïŒãžã®éå ã¯ã»ãŒå®
å šã§ãããããã以äžå®è³ªçã«é²è¡ããªããã
ã«ã泚æãã¹ãã§ãããéåžžãèŠããæéã¯æž©
床ãéå å€ãäžæŽ»æ§ã¬ã¹ããã³æ°Žèžæ°ã®ååšéã
ãã³ã¬ã¹æµã®éãªãã³ã«é žåç©ã®ç²åºŠããã³æ¯è¡š
é¢ç©ãšãšãã«å€åãããäžå®ã®ç³»ã®ããã®é©åãª
æ¡ä»¶ã¯ãåœæ¥è ã«ããäžé£ã®è©Šé転ã«ãã€ãŠå®¹æ
ã«æ±ºå®ã§ããã
ç²åãç£éé±ã«éå
ããåŸãçã®ãµãå²æ°ãé
ž
åæ§ãµãå²æ°ã«ã奜ãŸããã¯éå æ§ã¬ã¹ãåæ¢
ããäžæŽ»æ§ã¬ã¹ãããŒãžãã次ãã§ç©ºæ°ãŸãã¯é ž
çŽ ãå°å ¥ããããšã«ãã€ãŠãå€ãããããŠç²åã
225âã375âã«é žåæ§ãµãå²æ°äžã§å ç±ããŠæã
第äžé察第äºéã®ååæ¯ãåŸããããããã¯å¥æ³
ãšããŠãç²åãå®å šã«é žåããŠç¬¬äºéç¶æ ã«ãã
次ãã§éšåçã«éå ããŠæã第äžé察第äºéã®å
åæ¯ã«ããã次ã«åŸãããç²åãæ®éã®æ¹æ³ã§ã
éåžžäžæŽ»æ§ãµãå²æ°äžã§å·åŽããããŒã«ãã«ã§ã
éåžžWestcottãç±³åœç¹èš±2954303ã«èšèŒãããŠã
ãæ¹æ³ãçšããŠãç²æ«ã«ããããšã«ãã€ãŠãåå
ããã
åæ§ãµãå²æ°ã«ã奜ãŸããã¯éå æ§ã¬ã¹ãåæ¢
ããäžæŽ»æ§ã¬ã¹ãããŒãžãã次ãã§ç©ºæ°ãŸãã¯é ž
çŽ ãå°å ¥ããããšã«ãã€ãŠãå€ãããããŠç²åã
225âã375âã«é žåæ§ãµãå²æ°äžã§å ç±ããŠæã
第äžé察第äºéã®ååæ¯ãåŸããããããã¯å¥æ³
ãšããŠãç²åãå®å šã«é žåããŠç¬¬äºéç¶æ ã«ãã
次ãã§éšåçã«éå ããŠæã第äžé察第äºéã®å
åæ¯ã«ããã次ã«åŸãããç²åãæ®éã®æ¹æ³ã§ã
éåžžäžæŽ»æ§ãµãå²æ°äžã§å·åŽããããŒã«ãã«ã§ã
éåžžWestcottãç±³åœç¹èš±2954303ã«èšèŒãããŠã
ãæ¹æ³ãçšããŠãç²æ«ã«ããããšã«ãã€ãŠãåå
ããã
ãããã®é
žåç©ã«ããããã€ããé«ãä¿ç£åã¯
ç²åãã³ãã«ãã§å€æ§ããããšã«ãã€ãŠãå®çŸã§
ãããã®å Žåã«ãããŠã³ãã«ãååç©ã氎溶液ãŸ
ãã¯åæ£æ¶²ãšããŠãéç£æ§é žå第äºéãŸãã¯ãã®
æ°Žåç©ã®ç²åã®æ°Žæ§åæ£æ¶²ã«ããããã¯äºéåå
ç©ã®å°å ¥åã«ãªã³åŠçããç²åã®åæ£æ¶²ã«å ãã
ãããŠå¿ èŠã«å¿ããŠãPHã調æŽããŠå°ãªããšã
8.0ã奜ãŸããã¯çŽ8.2ãçŽ10ã®PHãšãããå¿ èŠã«
å¿ããŠããã®ãããªæ¹æ³ã奜ãŸããããã³ãã«ã
ååç©ããªã³åŠçããç²åã«å ãããšããïŒã€ã®
å·¥çšãããªãã¡ãã³ãã«ãã®æ·»å ã®ååŸã«ãæã
åèšéã®ãªã³ãå ããã氎溶æ§ãŸãã¯æ°Žã«åæ£å®¹
æãªä»»æã®ã³ãã«ãååç©ãããšãã°ãç¡«é žã³ã
ã«ããŸãã¯ã³ãã«ãæ°Žåç©ã䜿çšã§ãããæ¬çºæ
ã®å¥œãŸããæ æ§ã«ãããŠãã³ãã«ãã®éã¯éã«åº
ã¥ããŠ0.1ã10.0ååïŒ ã奜ãŸããã¯0.5ã7.0åå
ïŒ ã®ç¯å²ã§ããã奜ãŸããã¯äºé察ã³ãã«ãã®æ¯
ãå°ãªããšã0.6ãæã奜ãŸããã¯0.8ãïŒã®ç¯å²
ã§ãããããªãã®ã§ãããã
ç²åãã³ãã«ãã§å€æ§ããããšã«ãã€ãŠãå®çŸã§
ãããã®å Žåã«ãããŠã³ãã«ãååç©ã氎溶液ãŸ
ãã¯åæ£æ¶²ãšããŠãéç£æ§é žå第äºéãŸãã¯ãã®
æ°Žåç©ã®ç²åã®æ°Žæ§åæ£æ¶²ã«ããããã¯äºéåå
ç©ã®å°å ¥åã«ãªã³åŠçããç²åã®åæ£æ¶²ã«å ãã
ãããŠå¿ èŠã«å¿ããŠãPHã調æŽããŠå°ãªããšã
8.0ã奜ãŸããã¯çŽ8.2ãçŽ10ã®PHãšãããå¿ èŠã«
å¿ããŠããã®ãããªæ¹æ³ã奜ãŸããããã³ãã«ã
ååç©ããªã³åŠçããç²åã«å ãããšããïŒã€ã®
å·¥çšãããªãã¡ãã³ãã«ãã®æ·»å ã®ååŸã«ãæã
åèšéã®ãªã³ãå ããã氎溶æ§ãŸãã¯æ°Žã«åæ£å®¹
æãªä»»æã®ã³ãã«ãååç©ãããšãã°ãç¡«é žã³ã
ã«ããŸãã¯ã³ãã«ãæ°Žåç©ã䜿çšã§ãããæ¬çºæ
ã®å¥œãŸããæ æ§ã«ãããŠãã³ãã«ãã®éã¯éã«åº
ã¥ããŠ0.1ã10.0ååïŒ ã奜ãŸããã¯0.5ã7.0åå
ïŒ ã®ç¯å²ã§ããã奜ãŸããã¯äºé察ã³ãã«ãã®æ¯
ãå°ãªããšã0.6ãæã奜ãŸããã¯0.8ãïŒã®ç¯å²
ã§ãããããªãã®ã§ãããã
æ¬çºæã«ãããç£æ§éç¶éååŠéè«çé
žå第äž
é第äºéã¯ç£æ°èšé²ããŒãã®è£œé ã«ãšãã«æçšã§
ããããããŠæ®éã®æº¶åªããã³çµåå€ç³»ã«å®¹æã«
åæ£ããæ¯æäœäžãžè¢«èŠããå¿ èŠã«å¿ããŠã也ç¥
ããã³ç¡¬ååŸãç£æ°èšé²åªäœãããšãã°ãããŒ
ãããã€ã¹ã¯ãŸãã¯ã·ãŒãã補é ã§ãããæ¬çºæ
ã®éé žåç©ãå«æããç£æ°ããŒãã¯ãçŸåšåæ¥ç
ã«å ¥æã§ããããŒãã«æ¯ã¹ãŠããããæ§è³ªãã
ã¡ãè¡šé¢å¹³æ»æ§ãèæ©èæ§ãããã³æž©åºŠããã³ç©
ççå¿åãžæŽé²ãããšãã®å®å®æ§ã«é¢ããŠé¡èã«
ããããã
é第äºéã¯ç£æ°èšé²ããŒãã®è£œé ã«ãšãã«æçšã§
ããããããŠæ®éã®æº¶åªããã³çµåå€ç³»ã«å®¹æã«
åæ£ããæ¯æäœäžãžè¢«èŠããå¿ èŠã«å¿ããŠã也ç¥
ããã³ç¡¬ååŸãç£æ°èšé²åªäœãããšãã°ãããŒ
ãããã€ã¹ã¯ãŸãã¯ã·ãŒãã補é ã§ãããæ¬çºæ
ã®éé žåç©ãå«æããç£æ°ããŒãã¯ãçŸåšåæ¥ç
ã«å ¥æã§ããããŒãã«æ¯ã¹ãŠããããæ§è³ªãã
ã¡ãè¡šé¢å¹³æ»æ§ãèæ©èæ§ãããã³æž©åºŠããã³ç©
ççå¿åãžæŽé²ãããšãã®å®å®æ§ã«é¢ããŠé¡èã«
ããããã
æ¬çºæã次ã®å®æœäŸã«ãã€ãŠããã«èª¬æããã
ãã¹ãŠã®çŸåçã¯ãç¹èšããªãããããééã«ã
ãã
ãã¹ãŠã®çŸåçã¯ãç¹èšããªãããããééã«ã
ãã
å®æœäŸ ïŒ
ãããŸãæ©ãå ç±æ段ããã³æž©åºŠèšãåãã槜
ã«ãå¹³åç²åé·ããçŽ0.6ãã¯ãã³ã§ãããé·ã
å¯Ÿå¹ ã®æ¯ãçŽ12ã§ããæŽæµããéç¶ã¢ã«ãã¢ãŒ
FeOOHç²åã®34.5ïœïŒãå«æããæ°Žæ§ã¹ã©ãª
ãŒã®1.89KlãäŸçµŠããããããŸããéå§ããäŸçµŠ
ç©ã70âã«å ç±ãããããŠé žçŽ å«æã¬ã¹ããããŸ
ããã¹ã©ãªãŒã«1.9ïŒç§ã®é床ã§éå ¥ãããå
åãªæ°Žé žåãããªãŠã ã17ïŒ æº¶æ¶²ãšããŠã¹ã©ãªãŒ
ã«å ããŠPHã5.4ã«èª¿æŽãã1.5ã®21.2ïŒ ã®ãªã³
é žæ°Žæº¶æ¶²ãåŸã ã«å ãããããŠã¹ã©ãªãŒã70âã§
ïŒæéãããŸããã次ã«6.67Kgã®ç¡«é žäºéâæ°Žå
ç©ïŒZnSO4ã»H2OïŒãã¹ã©ãªãŒã«30ïŒ ã®ç¡«é žäºé
氎溶液ãšããŠå ããã¹ã©ãªãŒã®PHã9.0ã«èª¿æŽãã
ãããŠã¹ã©ãªãŒã70âã§ããã«ïŒæéãããŸã
ãããã®ã¹ã©ãªãŒããã¬ã¹ãã€ã«ã¿ãŒã§éãã
ãã¬ã¹ã±ãŒããæŽæµããŠå¯æº¶æ§å¡©ãé€å»ããæŽæµ
ãããã¬ã¹ã±ãŒãã110âã§24æé也ç¥ãããã
ãŠä¹Ÿç¥ããã±ãŒããç ããŠåéç©ãç Žå£ãããç
ããã±ãŒãã次ã«ãçŒçã«ç§»ããããã§365âã«
å ç±ããŠè±æ°Žãã365âã§éã®33.9ïŒ ã第äžéç¶
æ ã«ãªããŸã§éå ãã327âã§çæç©äžã®FeOã®
ééïŒ ã0.7ã«ãªããŸã§é žåãã343âã§éã®16.1
ïŒ ã第äžéç¶æ ã«ãªããŸã§éå ãã415âã§äžæŽ»
æ§ãµãå²æ°äžã§ïŒæé也ç¥ãã次ãã§äžæŽ»æ§ãµã
å²æ°äžã§å®€æž©ãŸã§å·åŽãããåŸãããçæç©ã¯ã
ããŒã«ããªã³ã°ããŠå¯ãªç²æ«ã«ããåŸã第äžé察
第äºéã®ååæ¯ã0.16ã§ãããç²åã®åœ¢ç¶ãåºçº
ã¢ã«ãã¢ãŒFeOOHç²åãšå®è³ªçã«åãã§ããé
ååŠéè«çé žå第äžé第äºéã®éç¶çµæ¶ã§ãã€
ããçæç©ã¯ééåæã«ããFeãšããŠ65.5ïŒ ã®
éãéã«åºã¥ããŠã0.75ååïŒ ã®ãªã³ããã³5.0
ååïŒ ã®äºéãå«æãããããŠïŒ¢âã¡ãŒã¿ãŒã«
ãã2000ãšã«ã¹ãããã®ç£å ŽãçšããŠæž¬å®ãã
ãšã次ã®ç£æ°çæ§è³ªã瀺ããïŒ ä¿ç£åïŒHcïŒâ385ãšã«ã¹ããã æ®çç£æ°ïŒBrïŒâ2620ã¬ãŠã¹ æ倧ã€ã³ãã¯ã¿ã³ã¹ïŒBmïŒâ4800ã¬ãŠã¹ ãã®ç£æ§éé žåç©ã䜿çšããŠã次ã®æ¹æ³ã§ç£æ°
ããŒãã圢æããã34.8ïœã®ç£æ§éé žåç©ãšã61
ïŒ ã®ãã·ã¬ã³ã26ïŒ ã®ã¡ãã«ã€ãœããã«ã±ãã³ã
ïŒïŒ ã®ãžãªã¯ãã«ãã¬ãã¿ã¬ãŒãããã³ïŒïŒ ã®ã¬
ã·ãã³ã¿ã€ãã®æ¹¿æœ€å€ãå«æããããã¯ã«ã®35ml
ãšã®äŸçµŠç©ã45åéããŒã«ããªã³ã°ãããã«ãš
ã³ïŒã¡ãã«ãšãã«ã±ãã³ïŒ2.3ïŒïŒïŒäžã®å¡©åã
ãã«ããã³é ¢é žããã«ïŒ90ïŒ10ïŒã®å ±éåäœã®15
ïŒ æº¶æ¶²ã®45mlãäŸçµŠç©ã«å ãããããŠ20åéããª
ã³ã°ããããšã«ãã€ãŠãç£æ§é žåç©ãå«æããå
æ£è¢«èŠçµæç©ãã€ãã€ããçããåæ£æ¶²ïŒïŒã¹ã
ã³ãã«ã20RPMã«ãããŠçšãã30âã«ãããã
ã«ãã¯ãã€ãŒã«ãç²åºŠã45ãã¢ãºïŒã被èãšããŠ
ããé·ãã®25ãã¯ãã³ã®ïŒè»žå»¶äŒžããããªïŒãšã
ã¬ã³ãã¬ãã¿ã¬ãŒãïŒã®ãã€ã«ã ãžãé åç£ç³ã
æãããã€ãã³ãŒã¿ãŒãçšããŠãçŽ18ïœïŒåã®ã
ã€ã«ã é床ã§å¡åžãããã®è¢«èŠãããã€ã«ã ã空
æ°ä¹Ÿç¥ãããããŠã»ãŒïŒcmã®å¹ ã®ããŒãããã®è¢«
èŠãããã€ã«ã ããåã€ãã被èŠããè¡šé¢ïŒïŒã
ã¯ãã³ã®è¢«èåãïŒãå°ããè§åºŠã§100åã®é¡åŸ®
é¡ã§å æ²¢ã«ã€ããŠè©äŸ¡ãããããŠå æ²¢ããã¯ã¹ã
ã€ãŒãå¹³æ»åºŠããã³åæ£ç©ã®å質ã«ã€ããŠããã
ããŠãããããšççŽã¥ããããããã®ããŒãã¯ïŒ¢
âã¡ãŒã¿ãŒãçšã1000ãšã«ã¹ãããã®ç£å Žã®åŒ·
ãã§æž¬å®ãããšãã次ã®ç£æ°çæ§è³ªã瀺ããïŒ ä¿æåïŒHcïŒâ354ãšã«ã¹ããã æ®çç£æ°ïŒBrïŒâ1290ã¬ãŠã¹ æ倧ã€ã³ãã¯ã¿ã³ã¹ïŒBmïŒâ1518ã¬ãŠã¹ çŽè§åºŠïŒsquarenessïŒïŒBrïŒBmïŒâ0.85 åæç£å ŽååžïŒHÎïŒâ105ãšã«ã¹ããã æ£èŠååæç£å ŽååžïŒHÎïŒHcïŒâ0.30 å®æœäŸ ïŒ å®æœäŸïŒã®æé ãå埩ãããããã ã31.8ïœïŒ
ã®éç¶ã¢ã«ãã¢ãŒFeOOHç²åãå«æããæ°Žæ§
ã¹ã©ãªãŒã®1.89Klã槜ã«äŸçµŠãïŒ1.86ã®21.2ïŒ
ã®ãªã³é žæ°Žæº¶æ¶²ã䜿çšãïŒ5.35Kgã®ç¡«é žã³ãã«ã
ïŒæ°Žåç©ïŒCoSO4ã»7H2OïŒã20ïŒ ã®ç¡«é žã³ãã«
ã氎溶液ãšããŠããªã³é žåŠçããç²åãå«æãã
ã¹ã©ãªãŒãžåŸã ã«å ããPHã8.5ã«èª¿æŽãããã
ãŠãã®ã¹ã©ãªãŒãç¡«é žäºéã®å°å ¥åã«ïŒæéãã
ãŸãïŒç¡«é žäºéâæ°Žåç©ã®äœ¿çšéã¯6.23Kgã§ã
ãïŒè±æ°Žå·¥çšã371âã§å®æœãïŒç¬¬äžéå å·¥çšã
éã®34.2ïŒ ã第äžéç¶æ ã«ãªããŸã§371âã§å®æœ
ãïŒãããŠæåŸã®éå å·¥çšãéã®17.1ïŒ ã第äžé
ç¶æ ã«ãªããŸã§å®æœãããåŸãããçæç©ã¯ç¬¬äž
é察第äºéã®ååæ¯ã0.17ã§ããéååŠéè«çé ž
å第äžé第äºéã®éç¶ç²åã§ããããããŠç²åã¯
åºçºFeOOHç²åãšå®è³ªçã«åäžåœ¢ç¶ã§ãã€ãã
çæç©ã¯åæãããšFeãšããŠ62.5ïŒ ã®éãéã«åº
ã¥ããŠã0.80ååïŒ ã®ãªã³ã2.8ååïŒ ã®ã³ãã«
ãããã³5.1ååïŒ ã®äºéãå«æãããçæç©ã¯ã
âã¡ãŒã¿ãŒã«ãã2000ãšã«ã¹ãããã®ç£å Žã
çšããŠæž¬å®ãããšã次ã®ç£æ°çæ§è³ªã瀺ããïŒ ä¿ç£åïŒHcïŒâ656ãšã«ã¹ããã æ®çç£æ°ïŒBrïŒâ2380ã¬ãŠã¹ æ倧ã€ã³ãã¯ã¿ã³ã¹ïŒBmïŒâ4350ã¬ãŠã¹ ãã®ç£æ§éé žåç©ããå®æœäŸïŒã®æé ã«åŸãã
䜿çšããŠããŒãã圢æãããšããã®ããŒãã¯ã²ã
ããã«å¹³æ»ã§ãããããããå æ²¢ãæãããããŠ
âã¡ãŒã¿ãŒã«ãã2000ãšã«ã¹ãããã®ç£å ŽåŒ·
ããçšããŠæž¬å®ãããšã次ã®ç£æ°çæ§è³ªã瀺ã
ãïŒ ä¿ç£åïŒHcïŒâ689ãšã«ã¹ããã æ®çç£æ°ïŒBrïŒâ1420ã¬ãŠã¹ æ倧ã€ã³ãã¯ã¿ã³ã¹ïŒBmïŒâ1775ã¬ãŠã¹ çŽè§åºŠïŒBrïŒBmïŒâ0.80 åæç£å ŽååžïŒHÎïŒâ224ãšã«ã¹ããã æ£èŠååæç£å ŽååžïŒHÎïŒHcïŒâ0.34 å¯Ÿç §ãäžã®æé ãçšããŠè£œé ãããããã ããª
ã³é žãã¹ã©ãªãŒã«å ããããããŠã¹ã©ãªãŒãç¡«é ž
äºéã®å°å ¥åã«PH8.3ã«èª¿æŽãããåŸãããçæ
ç©ã¯ãåæãããšãFeãšããŠ62.8ïŒ ã®éãå«æ
ãã第äžé察第äºéã®ååæ¯ã0.17ã§ãããéã«
åºã¥ããŠ2.8ååïŒ ã®ã³ãã«ããš5.1ååïŒ ã®äºé
ãå«æãããããŠæ¬¡ã®ç£æ°çæ§è³ªã瀺ããïŒ2000
ãšã«ã¹ãããã®ç£å ŽïŒïŒ ä¿ç£åïŒHcïŒâ610ãšã«ã¹ããã æ®çç£æ°ïŒBrïŒâ2580ã¬ãŠã¹ æ倧ã€ã³ãã¯ã¿ã³ã¹ïŒBmïŒâ4810ã¬ãŠã¹ ãã®å¯Ÿç §é žåç©ããå®æœäŸïŒã®æé ã«åŸãã䜿
çšããŠããŒãã圢æãããšãããŒãã¯æ¬¡ã®ç£æ°ç
æ§è³ªã瀺ããïŒ ä¿ç£åïŒHcïŒâ628ãšã«ã¹ããã æ®çç£æ°ïŒBrïŒâ1275ã¬ãŠã¹ æ倧ã€ã³ãã¯ã¿ã³ã¹ïŒBmïŒâ1725ã¬ãŠã¹ çŽè§åºŠïŒBrïŒBmïŒâ0.74 åæç£å ŽååžïŒHÎïŒâ268ãšã«ã¹ããã æ£èŠååæç£å ŽååžïŒHÎïŒHcïŒâ0.43 å¯Ÿç §ããŒãã®ç£æ°è¡šé¢ã®å æ²¢ãå¹³æ»åºŠããã¯ã¹
ãã€ãŒããã³åæ£æ§ã®ç¹åŸŽã¯ããã®å®æœäŸã®ç£æ§
é žåç©ã§è¢«èŠããããŒãããå£ã€ãŠããã
ã«ãå¹³åç²åé·ããçŽ0.6ãã¯ãã³ã§ãããé·ã
å¯Ÿå¹ ã®æ¯ãçŽ12ã§ããæŽæµããéç¶ã¢ã«ãã¢ãŒ
FeOOHç²åã®34.5ïœïŒãå«æããæ°Žæ§ã¹ã©ãª
ãŒã®1.89KlãäŸçµŠããããããŸããéå§ããäŸçµŠ
ç©ã70âã«å ç±ãããããŠé žçŽ å«æã¬ã¹ããããŸ
ããã¹ã©ãªãŒã«1.9ïŒç§ã®é床ã§éå ¥ãããå
åãªæ°Žé žåãããªãŠã ã17ïŒ æº¶æ¶²ãšããŠã¹ã©ãªãŒ
ã«å ããŠPHã5.4ã«èª¿æŽãã1.5ã®21.2ïŒ ã®ãªã³
é žæ°Žæº¶æ¶²ãåŸã ã«å ãããããŠã¹ã©ãªãŒã70âã§
ïŒæéãããŸããã次ã«6.67Kgã®ç¡«é žäºéâæ°Žå
ç©ïŒZnSO4ã»H2OïŒãã¹ã©ãªãŒã«30ïŒ ã®ç¡«é žäºé
氎溶液ãšããŠå ããã¹ã©ãªãŒã®PHã9.0ã«èª¿æŽãã
ãããŠã¹ã©ãªãŒã70âã§ããã«ïŒæéãããŸã
ãããã®ã¹ã©ãªãŒããã¬ã¹ãã€ã«ã¿ãŒã§éãã
ãã¬ã¹ã±ãŒããæŽæµããŠå¯æº¶æ§å¡©ãé€å»ããæŽæµ
ãããã¬ã¹ã±ãŒãã110âã§24æé也ç¥ãããã
ãŠä¹Ÿç¥ããã±ãŒããç ããŠåéç©ãç Žå£ãããç
ããã±ãŒãã次ã«ãçŒçã«ç§»ããããã§365âã«
å ç±ããŠè±æ°Žãã365âã§éã®33.9ïŒ ã第äžéç¶
æ ã«ãªããŸã§éå ãã327âã§çæç©äžã®FeOã®
ééïŒ ã0.7ã«ãªããŸã§é žåãã343âã§éã®16.1
ïŒ ã第äžéç¶æ ã«ãªããŸã§éå ãã415âã§äžæŽ»
æ§ãµãå²æ°äžã§ïŒæé也ç¥ãã次ãã§äžæŽ»æ§ãµã
å²æ°äžã§å®€æž©ãŸã§å·åŽãããåŸãããçæç©ã¯ã
ããŒã«ããªã³ã°ããŠå¯ãªç²æ«ã«ããåŸã第äžé察
第äºéã®ååæ¯ã0.16ã§ãããç²åã®åœ¢ç¶ãåºçº
ã¢ã«ãã¢ãŒFeOOHç²åãšå®è³ªçã«åãã§ããé
ååŠéè«çé žå第äžé第äºéã®éç¶çµæ¶ã§ãã€
ããçæç©ã¯ééåæã«ããFeãšããŠ65.5ïŒ ã®
éãéã«åºã¥ããŠã0.75ååïŒ ã®ãªã³ããã³5.0
ååïŒ ã®äºéãå«æãããããŠïŒ¢âã¡ãŒã¿ãŒã«
ãã2000ãšã«ã¹ãããã®ç£å ŽãçšããŠæž¬å®ãã
ãšã次ã®ç£æ°çæ§è³ªã瀺ããïŒ ä¿ç£åïŒHcïŒâ385ãšã«ã¹ããã æ®çç£æ°ïŒBrïŒâ2620ã¬ãŠã¹ æ倧ã€ã³ãã¯ã¿ã³ã¹ïŒBmïŒâ4800ã¬ãŠã¹ ãã®ç£æ§éé žåç©ã䜿çšããŠã次ã®æ¹æ³ã§ç£æ°
ããŒãã圢æããã34.8ïœã®ç£æ§éé žåç©ãšã61
ïŒ ã®ãã·ã¬ã³ã26ïŒ ã®ã¡ãã«ã€ãœããã«ã±ãã³ã
ïŒïŒ ã®ãžãªã¯ãã«ãã¬ãã¿ã¬ãŒãããã³ïŒïŒ ã®ã¬
ã·ãã³ã¿ã€ãã®æ¹¿æœ€å€ãå«æããããã¯ã«ã®35ml
ãšã®äŸçµŠç©ã45åéããŒã«ããªã³ã°ãããã«ãš
ã³ïŒã¡ãã«ãšãã«ã±ãã³ïŒ2.3ïŒïŒïŒäžã®å¡©åã
ãã«ããã³é ¢é žããã«ïŒ90ïŒ10ïŒã®å ±éåäœã®15
ïŒ æº¶æ¶²ã®45mlãäŸçµŠç©ã«å ãããããŠ20åéããª
ã³ã°ããããšã«ãã€ãŠãç£æ§é žåç©ãå«æããå
æ£è¢«èŠçµæç©ãã€ãã€ããçããåæ£æ¶²ïŒïŒã¹ã
ã³ãã«ã20RPMã«ãããŠçšãã30âã«ãããã
ã«ãã¯ãã€ãŒã«ãç²åºŠã45ãã¢ãºïŒã被èãšããŠ
ããé·ãã®25ãã¯ãã³ã®ïŒè»žå»¶äŒžããããªïŒãšã
ã¬ã³ãã¬ãã¿ã¬ãŒãïŒã®ãã€ã«ã ãžãé åç£ç³ã
æãããã€ãã³ãŒã¿ãŒãçšããŠãçŽ18ïœïŒåã®ã
ã€ã«ã é床ã§å¡åžãããã®è¢«èŠãããã€ã«ã ã空
æ°ä¹Ÿç¥ãããããŠã»ãŒïŒcmã®å¹ ã®ããŒãããã®è¢«
èŠãããã€ã«ã ããåã€ãã被èŠããè¡šé¢ïŒïŒã
ã¯ãã³ã®è¢«èåãïŒãå°ããè§åºŠã§100åã®é¡åŸ®
é¡ã§å æ²¢ã«ã€ããŠè©äŸ¡ãããããŠå æ²¢ããã¯ã¹ã
ã€ãŒãå¹³æ»åºŠããã³åæ£ç©ã®å質ã«ã€ããŠããã
ããŠãããããšççŽã¥ããããããã®ããŒãã¯ïŒ¢
âã¡ãŒã¿ãŒãçšã1000ãšã«ã¹ãããã®ç£å Žã®åŒ·
ãã§æž¬å®ãããšãã次ã®ç£æ°çæ§è³ªã瀺ããïŒ ä¿æåïŒHcïŒâ354ãšã«ã¹ããã æ®çç£æ°ïŒBrïŒâ1290ã¬ãŠã¹ æ倧ã€ã³ãã¯ã¿ã³ã¹ïŒBmïŒâ1518ã¬ãŠã¹ çŽè§åºŠïŒsquarenessïŒïŒBrïŒBmïŒâ0.85 åæç£å ŽååžïŒHÎïŒâ105ãšã«ã¹ããã æ£èŠååæç£å ŽååžïŒHÎïŒHcïŒâ0.30 å®æœäŸ ïŒ å®æœäŸïŒã®æé ãå埩ãããããã ã31.8ïœïŒ
ã®éç¶ã¢ã«ãã¢ãŒFeOOHç²åãå«æããæ°Žæ§
ã¹ã©ãªãŒã®1.89Klã槜ã«äŸçµŠãïŒ1.86ã®21.2ïŒ
ã®ãªã³é žæ°Žæº¶æ¶²ã䜿çšãïŒ5.35Kgã®ç¡«é žã³ãã«ã
ïŒæ°Žåç©ïŒCoSO4ã»7H2OïŒã20ïŒ ã®ç¡«é žã³ãã«
ã氎溶液ãšããŠããªã³é žåŠçããç²åãå«æãã
ã¹ã©ãªãŒãžåŸã ã«å ããPHã8.5ã«èª¿æŽãããã
ãŠãã®ã¹ã©ãªãŒãç¡«é žäºéã®å°å ¥åã«ïŒæéãã
ãŸãïŒç¡«é žäºéâæ°Žåç©ã®äœ¿çšéã¯6.23Kgã§ã
ãïŒè±æ°Žå·¥çšã371âã§å®æœãïŒç¬¬äžéå å·¥çšã
éã®34.2ïŒ ã第äžéç¶æ ã«ãªããŸã§371âã§å®æœ
ãïŒãããŠæåŸã®éå å·¥çšãéã®17.1ïŒ ã第äžé
ç¶æ ã«ãªããŸã§å®æœãããåŸãããçæç©ã¯ç¬¬äž
é察第äºéã®ååæ¯ã0.17ã§ããéååŠéè«çé ž
å第äžé第äºéã®éç¶ç²åã§ããããããŠç²åã¯
åºçºFeOOHç²åãšå®è³ªçã«åäžåœ¢ç¶ã§ãã€ãã
çæç©ã¯åæãããšFeãšããŠ62.5ïŒ ã®éãéã«åº
ã¥ããŠã0.80ååïŒ ã®ãªã³ã2.8ååïŒ ã®ã³ãã«
ãããã³5.1ååïŒ ã®äºéãå«æãããçæç©ã¯ã
âã¡ãŒã¿ãŒã«ãã2000ãšã«ã¹ãããã®ç£å Žã
çšããŠæž¬å®ãããšã次ã®ç£æ°çæ§è³ªã瀺ããïŒ ä¿ç£åïŒHcïŒâ656ãšã«ã¹ããã æ®çç£æ°ïŒBrïŒâ2380ã¬ãŠã¹ æ倧ã€ã³ãã¯ã¿ã³ã¹ïŒBmïŒâ4350ã¬ãŠã¹ ãã®ç£æ§éé žåç©ããå®æœäŸïŒã®æé ã«åŸãã
䜿çšããŠããŒãã圢æãããšããã®ããŒãã¯ã²ã
ããã«å¹³æ»ã§ãããããããå æ²¢ãæãããããŠ
âã¡ãŒã¿ãŒã«ãã2000ãšã«ã¹ãããã®ç£å ŽåŒ·
ããçšããŠæž¬å®ãããšã次ã®ç£æ°çæ§è³ªã瀺ã
ãïŒ ä¿ç£åïŒHcïŒâ689ãšã«ã¹ããã æ®çç£æ°ïŒBrïŒâ1420ã¬ãŠã¹ æ倧ã€ã³ãã¯ã¿ã³ã¹ïŒBmïŒâ1775ã¬ãŠã¹ çŽè§åºŠïŒBrïŒBmïŒâ0.80 åæç£å ŽååžïŒHÎïŒâ224ãšã«ã¹ããã æ£èŠååæç£å ŽååžïŒHÎïŒHcïŒâ0.34 å¯Ÿç §ãäžã®æé ãçšããŠè£œé ãããããã ããª
ã³é žãã¹ã©ãªãŒã«å ããããããŠã¹ã©ãªãŒãç¡«é ž
äºéã®å°å ¥åã«PH8.3ã«èª¿æŽãããåŸãããçæ
ç©ã¯ãåæãããšãFeãšããŠ62.8ïŒ ã®éãå«æ
ãã第äžé察第äºéã®ååæ¯ã0.17ã§ãããéã«
åºã¥ããŠ2.8ååïŒ ã®ã³ãã«ããš5.1ååïŒ ã®äºé
ãå«æãããããŠæ¬¡ã®ç£æ°çæ§è³ªã瀺ããïŒ2000
ãšã«ã¹ãããã®ç£å ŽïŒïŒ ä¿ç£åïŒHcïŒâ610ãšã«ã¹ããã æ®çç£æ°ïŒBrïŒâ2580ã¬ãŠã¹ æ倧ã€ã³ãã¯ã¿ã³ã¹ïŒBmïŒâ4810ã¬ãŠã¹ ãã®å¯Ÿç §é žåç©ããå®æœäŸïŒã®æé ã«åŸãã䜿
çšããŠããŒãã圢æãããšãããŒãã¯æ¬¡ã®ç£æ°ç
æ§è³ªã瀺ããïŒ ä¿ç£åïŒHcïŒâ628ãšã«ã¹ããã æ®çç£æ°ïŒBrïŒâ1275ã¬ãŠã¹ æ倧ã€ã³ãã¯ã¿ã³ã¹ïŒBmïŒâ1725ã¬ãŠã¹ çŽè§åºŠïŒBrïŒBmïŒâ0.74 åæç£å ŽååžïŒHÎïŒâ268ãšã«ã¹ããã æ£èŠååæç£å ŽååžïŒHÎïŒHcïŒâ0.43 å¯Ÿç §ããŒãã®ç£æ°è¡šé¢ã®å æ²¢ãå¹³æ»åºŠããã¯ã¹
ãã€ãŒããã³åæ£æ§ã®ç¹åŸŽã¯ããã®å®æœäŸã®ç£æ§
é žåç©ã§è¢«èŠããããŒãããå£ã€ãŠããã
ãã®å®æœäŸã®çæç©ãšå¯Ÿç
§ã®ïŒžç·åæå³åœ¢ãã
ã°ã€ããŒã¢ïŒGuinierïŒæè¡ãšã¯ãã ã®ã¿ãŒã²ã
ã管ãçšããŠæ¯èŒãããå³åœ¢ã¯é¡äŒŒããããåäž
ã§ã¯ãªãããããŠå¯Ÿç §ã®å³åœ¢ã¯ãã®å®æœäŸã®çæ
ç©ã®å³åœ¢äžã«ååšããªããïŒæ¬ã®æ確ã§ãããã
確èªãããªãç·ãå«æããããã®å®æœäŸã®çæç©
ã¯8.381ã«çãã容åšå®æ°ïŒcell constantïŒãæ
ããããã«å¯ŸããŠå¯Ÿç §ã¯8.378ã®å®¹åšå®æ°ãæã
ãã
ã°ã€ããŒã¢ïŒGuinierïŒæè¡ãšã¯ãã ã®ã¿ãŒã²ã
ã管ãçšããŠæ¯èŒãããå³åœ¢ã¯é¡äŒŒããããåäž
ã§ã¯ãªãããããŠå¯Ÿç §ã®å³åœ¢ã¯ãã®å®æœäŸã®çæ
ç©ã®å³åœ¢äžã«ååšããªããïŒæ¬ã®æ確ã§ãããã
確èªãããªãç·ãå«æããããã®å®æœäŸã®çæç©
ã¯8.381ã«çãã容åšå®æ°ïŒcell constantïŒãæ
ããããã«å¯ŸããŠå¯Ÿç §ã¯8.378ã®å®¹åšå®æ°ãæã
ãã
å®æœäŸ ïŒ
ãããŸãæ©ãå ç±æ段ããã³æž©åºŠèšãåãã槜
ã«ãå®æœäŸïŒã®éç¶ã¢ã«ãã¢ãŒFeOOHç²åã®
30.8ïœïŒãå«æããæ°Žæ§ã¹ã©ãªãŒã®1.89KlãäŸ
絊ããããããŸããéå§ããäŸçµŠç©ã70âã«å ç±
ãããããŠé žçŽ å«æã¬ã¹ããããŸããã¹ã©ãªãŒã«
1.9ïŒç§ã®é床ã§éå ¥ããã17ïŒ ã®ã³ãã«ãæ°Ž
åç©ãå«æããæ°Žæ§åæ£æ¶²ãå¥ã«èª¿è£œãããããŠ
åæ£æ¶²ã®9.31KgããããŸãã槜ã®ã¹ã©ãªãŒã«30å
éãããŠåŸã ã«å ããã¹ã©ãªãŒã®æåŸã®PHã¯8.5
ã§ãã€ãã次ã«ã21.2ïŒ ã®ãªã³é žæ°Žæº¶æ¶²ã®2.1
ãå ãããããŠã¹ã©ãªãŒãïŒæéãããŸããã16
ïŒ ã®é žåäºéãå«æããæ°Žæ§åæ£æ¶²ãå¥ã«èª¿è£œ
ããåæ£æ¶²ã®17.5KgããããŸããã¹ã©ãªãŒã«åŸã
ã«å ãããããŠãããŸããPH9.0ã«ãããŠããã«
ïŒæéç¶ããããã®ã¹ã©ãªãŒããã¬ã¹ãã€ã«ã¿ãŒ
ã§éãããã¬ã¹ã±ãŒããæŽæµããŠå¯æº¶æ§å¡©ãé€
å»ããæŽæµãããã¬ã¹ã±ãŒãã110âã§24æé也
ç¥ãããããŠä¹Ÿç¥ããã±ãŒããç ããŠåéç©ãç Ž
å£ãããç ããã±ãŒãã次ã«ãçŒçã«ç§»ãããã
ã§371âãŸã§å ç±ããŠè±æ°Žãã371âã§éã®33.8ïŒ
ã第äžéç¶æ ã«ãªããŸã§éå ãã327âã§çæç©
äžã®FeOã®ééïŒ ã0.3ãšãªããŸã§é žåãã349â
ã§éã®16.8ïŒ ã第äžéç¶æ ã«ãªããŸã§éå ãã
399âã§äžæŽ»æ§ãµãå²æ°äžã§ïŒæéå ç±ãã次ã
ã§äžæŽ»æ§ãµãå²æ°äžã§å®€æž©ã«å·åŽãããåŸããã
çæç©ã¯ãããŒã«ããªã³ã°ããŠå¯ãªç²æ«ã«ãã
åŸã第äžé察第äºéã®ååæ¯ã0.16ã§ãããåºçº
ã¢ã«ãã¢ãŒFeOOHç²åãšæ¬è³ªçã«åäžã®åœ¢ç¶ã
ãã€ãéååŠéè«çé žå第äžé第äºéã®éç¶ç²å
ã§ãã€ããçæç©ã¯FeãšããŠ62.8ïŒ ã®éãéã«åº
ã¥ããŠã2.5ååïŒ ã®ã³ãã«ãã1.0ååïŒ ã®ãªã³
ããã³5.0ååïŒ ã®äºéãå«æãããããŠïŒ¢â
ã¡ãŒã¿ãŒã«ãã3000ãšã«ã¹ãããã®ç£å ŽãçšããŠ
枬å®ãããšã次ã®ç£æ°çæ§è³ªã瀺ããïŒ ä¿ç£åïŒHcïŒâ702ãšã«ã¹ããã æ®çç£æ°ïŒBrïŒâ2300ã¬ãŠã¹ æ倧ã€ã³ãã¯ã¿ã³ã¹ïŒBmïŒâ4250ã¬ãŠã¹ ãã®ç£æ§éé žåç©ããå®æœäŸïŒã®æé ã«åŸãã
䜿çšããŠããŒãã圢æãããšãããŒãã¯ãããã
å æ²¢ãšè¡šé¢å¹³æ»åºŠã瀺ãããããŠ2000ãšã«ã¹ãã
ãã®ç£å Žã®åŒ·ãã«ãããŠæ¬¡ã®ç£æ°çæ§è³ªã瀺ã
ãïŒ ä¿ç£åïŒHcïŒâ742ãšã«ã¹ããã æ®çç£æ°ïŒBrïŒâ1820ã¬ãŠã¹ æ倧ã€ã³ãã¯ã¿ã³ã¹ïŒBmïŒâ2330ã¬ãŠã¹ çŽè§åºŠïŒBrïŒBmïŒâ0.78 åæç£å ŽååžïŒHÎïŒâ236ãšã«ã¹ããã æ£èŠååæç£å ŽååžïŒHÎïŒHcïŒâ0.32 å®æœäŸ ïŒ å®æœäŸïŒã®æé ãå埩ãããããã ã34.8ïœïŒ
ã®éç¶ã¢ã«ãã¢ãŒFeOOHç²åãå«æããæ°Žæ§
ã¹ã©ãªãŒã®1.89Klã槜ã«äŸçµŠãïŒ1.52ã®21.2ïŒ
ã®ãªã³é žæ°Žæº¶æ¶²ã䜿çšãïŒå®æœäŸïŒã®æ°Žæ§ã³ãã«
ãæ°Žåç©åæ£æ¶²ã®7.81Kgãç¡«é žã³ãã«ãïŒæ°Žåç©
ã®5.35Kgã®ä»£ããã«äœ¿çšãããããŠãããŸããïŒ
æéç¶ãïŒå®æœäŸïŒã®æ°Žæ§é žåäºéã®19.1Kgãç¡«
é žäºéã®6.23Kgã®ä»£ããã«äœ¿çšãããããŠPHã
9.3ã«èª¿æŽãïŒè±æ°Žå·¥çšã366âã§å®æœãã第äžé
å å·¥çšã366âã§éã®33.6ïŒ ã第äžéç¶æ ã«ãªã
ãŸã§å®æœãïŒé žåå·¥çšãçæç©äžã®FeOã®ééïŒ
ã0.4ãšãªããŸã§ç¶ãïŒæçµå·¥çšã349âã«ãããŠ
éã®16.3ïŒ ã第äžéç¶æ ã«ãªããŸã§å®æœãïŒãã
ãŠå·åŽåãçæç©ãäžæŽ»æ§ãµãå²æ°äžã§421âã«
ïŒæéå ç±ããã
ã«ãå®æœäŸïŒã®éç¶ã¢ã«ãã¢ãŒFeOOHç²åã®
30.8ïœïŒãå«æããæ°Žæ§ã¹ã©ãªãŒã®1.89KlãäŸ
絊ããããããŸããéå§ããäŸçµŠç©ã70âã«å ç±
ãããããŠé žçŽ å«æã¬ã¹ããããŸããã¹ã©ãªãŒã«
1.9ïŒç§ã®é床ã§éå ¥ããã17ïŒ ã®ã³ãã«ãæ°Ž
åç©ãå«æããæ°Žæ§åæ£æ¶²ãå¥ã«èª¿è£œãããããŠ
åæ£æ¶²ã®9.31KgããããŸãã槜ã®ã¹ã©ãªãŒã«30å
éãããŠåŸã ã«å ããã¹ã©ãªãŒã®æåŸã®PHã¯8.5
ã§ãã€ãã次ã«ã21.2ïŒ ã®ãªã³é žæ°Žæº¶æ¶²ã®2.1
ãå ãããããŠã¹ã©ãªãŒãïŒæéãããŸããã16
ïŒ ã®é žåäºéãå«æããæ°Žæ§åæ£æ¶²ãå¥ã«èª¿è£œ
ããåæ£æ¶²ã®17.5KgããããŸããã¹ã©ãªãŒã«åŸã
ã«å ãããããŠãããŸããPH9.0ã«ãããŠããã«
ïŒæéç¶ããããã®ã¹ã©ãªãŒããã¬ã¹ãã€ã«ã¿ãŒ
ã§éãããã¬ã¹ã±ãŒããæŽæµããŠå¯æº¶æ§å¡©ãé€
å»ããæŽæµãããã¬ã¹ã±ãŒãã110âã§24æé也
ç¥ãããããŠä¹Ÿç¥ããã±ãŒããç ããŠåéç©ãç Ž
å£ãããç ããã±ãŒãã次ã«ãçŒçã«ç§»ãããã
ã§371âãŸã§å ç±ããŠè±æ°Žãã371âã§éã®33.8ïŒ
ã第äžéç¶æ ã«ãªããŸã§éå ãã327âã§çæç©
äžã®FeOã®ééïŒ ã0.3ãšãªããŸã§é žåãã349â
ã§éã®16.8ïŒ ã第äžéç¶æ ã«ãªããŸã§éå ãã
399âã§äžæŽ»æ§ãµãå²æ°äžã§ïŒæéå ç±ãã次ã
ã§äžæŽ»æ§ãµãå²æ°äžã§å®€æž©ã«å·åŽãããåŸããã
çæç©ã¯ãããŒã«ããªã³ã°ããŠå¯ãªç²æ«ã«ãã
åŸã第äžé察第äºéã®ååæ¯ã0.16ã§ãããåºçº
ã¢ã«ãã¢ãŒFeOOHç²åãšæ¬è³ªçã«åäžã®åœ¢ç¶ã
ãã€ãéååŠéè«çé žå第äžé第äºéã®éç¶ç²å
ã§ãã€ããçæç©ã¯FeãšããŠ62.8ïŒ ã®éãéã«åº
ã¥ããŠã2.5ååïŒ ã®ã³ãã«ãã1.0ååïŒ ã®ãªã³
ããã³5.0ååïŒ ã®äºéãå«æãããããŠïŒ¢â
ã¡ãŒã¿ãŒã«ãã3000ãšã«ã¹ãããã®ç£å ŽãçšããŠ
枬å®ãããšã次ã®ç£æ°çæ§è³ªã瀺ããïŒ ä¿ç£åïŒHcïŒâ702ãšã«ã¹ããã æ®çç£æ°ïŒBrïŒâ2300ã¬ãŠã¹ æ倧ã€ã³ãã¯ã¿ã³ã¹ïŒBmïŒâ4250ã¬ãŠã¹ ãã®ç£æ§éé žåç©ããå®æœäŸïŒã®æé ã«åŸãã
䜿çšããŠããŒãã圢æãããšãããŒãã¯ãããã
å æ²¢ãšè¡šé¢å¹³æ»åºŠã瀺ãããããŠ2000ãšã«ã¹ãã
ãã®ç£å Žã®åŒ·ãã«ãããŠæ¬¡ã®ç£æ°çæ§è³ªã瀺ã
ãïŒ ä¿ç£åïŒHcïŒâ742ãšã«ã¹ããã æ®çç£æ°ïŒBrïŒâ1820ã¬ãŠã¹ æ倧ã€ã³ãã¯ã¿ã³ã¹ïŒBmïŒâ2330ã¬ãŠã¹ çŽè§åºŠïŒBrïŒBmïŒâ0.78 åæç£å ŽååžïŒHÎïŒâ236ãšã«ã¹ããã æ£èŠååæç£å ŽååžïŒHÎïŒHcïŒâ0.32 å®æœäŸ ïŒ å®æœäŸïŒã®æé ãå埩ãããããã ã34.8ïœïŒ
ã®éç¶ã¢ã«ãã¢ãŒFeOOHç²åãå«æããæ°Žæ§
ã¹ã©ãªãŒã®1.89Klã槜ã«äŸçµŠãïŒ1.52ã®21.2ïŒ
ã®ãªã³é žæ°Žæº¶æ¶²ã䜿çšãïŒå®æœäŸïŒã®æ°Žæ§ã³ãã«
ãæ°Žåç©åæ£æ¶²ã®7.81Kgãç¡«é žã³ãã«ãïŒæ°Žåç©
ã®5.35Kgã®ä»£ããã«äœ¿çšãããããŠãããŸããïŒ
æéç¶ãïŒå®æœäŸïŒã®æ°Žæ§é žåäºéã®19.1Kgãç¡«
é žäºéã®6.23Kgã®ä»£ããã«äœ¿çšãããããŠPHã
9.3ã«èª¿æŽãïŒè±æ°Žå·¥çšã366âã§å®æœãã第äžé
å å·¥çšã366âã§éã®33.6ïŒ ã第äžéç¶æ ã«ãªã
ãŸã§å®æœãïŒé žåå·¥çšãçæç©äžã®FeOã®ééïŒ
ã0.4ãšãªããŸã§ç¶ãïŒæçµå·¥çšã349âã«ãããŠ
éã®16.3ïŒ ã第äžéç¶æ ã«ãªããŸã§å®æœãïŒãã
ãŠå·åŽåãçæç©ãäžæŽ»æ§ãµãå²æ°äžã§421âã«
ïŒæéå ç±ããã
çæç©ã¯ãããŒã«ããªã³ã°åŸã第äžé察第äºé
ã®ååæ¯ã0.15ã§ãããåºçºã¢ã«ãã¢ãŒFeOOH
ç²åãšæ¬è³ªçã«åäžã®åœ¢ç¶ããã€ãéååŠéè«ç
é žå第äžé第äºéã®éç¶ç²åã§ãã€ããçæç©ã¯
FeãšããŠ63.6ïŒ ã®éãéã«åºã§ããŠã0.7ååïŒ
ã®ãªã³ã1.9ååïŒ ã®ã³ãã«ãããã³ïŒååïŒ ã®
äºéãå«æãããããŠ2000ãšã«ã¹ãããã®ç£å Žã«
ãããŠæ¬¡ã®ç£æ°çæ§è³ªã瀺ããïŒ ä¿ç£åïŒHcïŒâ535ãšã«ã¹ããã æ®çç£æ°ïŒBrïŒâ2150ã¬ãŠã¹ æ倧ã€ã³ãã¯ã¿ã³ã¹ïŒBmïŒâ3890ã¬ãŠã¹ ãã®ç£æ§éé žåç©ããå®æœäŸïŒã®æé ã«åŸãã
䜿çšããŠããŒãã圢æãããšãããŒãã¯ãããã
å æ²¢ãå¹³æ»åºŠããã³ãã¯ã¹ãã€ãŒã瀺ãããããŠ
2000ãšã«ã¹ãããã®ç£å ŽåŒ·ãã«ãããŠæž¬å®ãã
ãšã次ã®ç£æ°çæ§è³ªã瀺ããïŒ ä¿ç£åïŒHcïŒâ547ãšã«ã¹ããã æ®çç£æ°ïŒBrïŒâ1350ã¬ãŠã¹ æ倧ã€ã³ãã¯ã¿ã³ã¹ïŒBmïŒâ1730ã¬ãŠã¹ çŽè§åºŠïŒBrïŒBmïŒâ0.78 åæç£å ŽååžïŒHÎïŒâ164ãšã«ã¹ããã æ£èŠååæãç£å ŽååžïŒHÎïŒHcïŒâ0.30 ãã®å®æœäŸã®ç£æ§éé žåç©ãã補é ããããã
åãããªããŒãã¯ãåæ¥çã«å ¥æã§ãããããå
ãããªããŒãã«æ¯ã¹ãŠãããããå¹³æ»åºŠããããª
é®®æ床ã枩床å®å®æ§ããããªä¿¡å·ïŒãã€ãºæ¯ãã
ãã³å»¶é·ããéæ¢èµ°æ»è©Šéšã®éã®åœ©åºŠã®ãã€ãºã®
äžååšããã³æ¥µç«¯ãªèä¹ æ§ã瀺ããã
ã®ååæ¯ã0.15ã§ãããåºçºã¢ã«ãã¢ãŒFeOOH
ç²åãšæ¬è³ªçã«åäžã®åœ¢ç¶ããã€ãéååŠéè«ç
é žå第äžé第äºéã®éç¶ç²åã§ãã€ããçæç©ã¯
FeãšããŠ63.6ïŒ ã®éãéã«åºã§ããŠã0.7ååïŒ
ã®ãªã³ã1.9ååïŒ ã®ã³ãã«ãããã³ïŒååïŒ ã®
äºéãå«æãããããŠ2000ãšã«ã¹ãããã®ç£å Žã«
ãããŠæ¬¡ã®ç£æ°çæ§è³ªã瀺ããïŒ ä¿ç£åïŒHcïŒâ535ãšã«ã¹ããã æ®çç£æ°ïŒBrïŒâ2150ã¬ãŠã¹ æ倧ã€ã³ãã¯ã¿ã³ã¹ïŒBmïŒâ3890ã¬ãŠã¹ ãã®ç£æ§éé žåç©ããå®æœäŸïŒã®æé ã«åŸãã
䜿çšããŠããŒãã圢æãããšãããŒãã¯ãããã
å æ²¢ãå¹³æ»åºŠããã³ãã¯ã¹ãã€ãŒã瀺ãããããŠ
2000ãšã«ã¹ãããã®ç£å ŽåŒ·ãã«ãããŠæž¬å®ãã
ãšã次ã®ç£æ°çæ§è³ªã瀺ããïŒ ä¿ç£åïŒHcïŒâ547ãšã«ã¹ããã æ®çç£æ°ïŒBrïŒâ1350ã¬ãŠã¹ æ倧ã€ã³ãã¯ã¿ã³ã¹ïŒBmïŒâ1730ã¬ãŠã¹ çŽè§åºŠïŒBrïŒBmïŒâ0.78 åæç£å ŽååžïŒHÎïŒâ164ãšã«ã¹ããã æ£èŠååæãç£å ŽååžïŒHÎïŒHcïŒâ0.30 ãã®å®æœäŸã®ç£æ§éé žåç©ãã補é ããããã
åãããªããŒãã¯ãåæ¥çã«å ¥æã§ãããããå
ãããªããŒãã«æ¯ã¹ãŠãããããå¹³æ»åºŠããããª
é®®æ床ã枩床å®å®æ§ããããªä¿¡å·ïŒãã€ãºæ¯ãã
ãã³å»¶é·ããéæ¢èµ°æ»è©Šéšã®éã®åœ©åºŠã®ãã€ãºã®
äžååšããã³æ¥µç«¯ãªèä¹ æ§ã瀺ããã
å®æœäŸ ïŒ
å®æœäŸïŒã®æé ãå埩ãããããã ãåºçºã¹ã©
ãªãŒã¯29.5ïœïŒã®éç¶ã¢ã«ãã¢ãŒFeOOHç²å
ãå«æãïŒ19.6Kgã®ã³ãã«ãåæ£æ¶²ã3.9ã®21.2
ïŒ ãªã³é žæ°Žæº¶æ¶²ããã³19.9Kgã®é žåäºéã®åæ£æ¶²
ã䜿çšãïŒç¬¬äžéå å·¥çšãéã®33.5ïŒ ã第äžéç¶
æ ã«ãªããŸã§å®æœäŸãïŒé žåå·¥çšãFeOã®ééïŒ
ã0.4ãšãªããŸã§ç¶ãïŒãããŠæåŸã®éå å·¥çšã
éã®17.0ïŒ ã第äžéç¶æ ã«ãªããŸã§å®æœãããã
ãŒã«ããªã³ã°ããçæç©ã¯ç¬¬äžé察第äºéã®åå
æ¯ã0.16ã§ããéååŠéè«çé žå第äžé第äºéã®
éç¶ç²åã§ããããããŠç²åã®æ¬è³ªçãã¹ãŠã¯åº
çºã¢ã«ãã¢ãŒFeOOHç²åãšåäžã®åœ¢ç¶ããã³å€§
ããã§ãã€ããçæç©ã¯60.0ïŒ éãéã«åºã¥ã
ãŠã2.25ååïŒ ã®ãªã³ã5.53ååïŒ ã®ã³ãã«ãã
ãã³5.0ååïŒ ã®äºéãå«æãããããŠ3000ãšã«
ã¹ãããã®ç£å Žãçšãããšæ¬¡ã®ç£æ°çæ§è³ªã瀺ã
ãïŒ ä¿ç£åïŒHcïŒâ955ãšã«ã¹ããã æ®çç£æ°ïŒBrïŒâ2220ã¬ãŠã¹ æ倧ã€ã³ãã¯ã¿ã³ã¹ïŒBmïŒâ3970ã¬ãŠã¹ ãã®ç£æ§éé žåç©ããå®æœäŸïŒã®æé ã«åŸãã
䜿çšããŠããŒãã圢æãããšãããŒãã¯3000ãšã«
ã¹ãããã®ç£å ŽåŒ·ãã«ãããŠæž¬å®ãããšã次ã®ç£
æ°çæ§è³ªã瀺ããïŒ ä¿ç£åïŒHcïŒâ1078ãšã«ã¹ããã æ®çç£æ°ïŒBrïŒâ1670ã¬ãŠã¹ æ倧ã€ã³ãã¯ã¿ã³ã¹ïŒBmïŒâ2250ã¬ãŠã¹ çŽè§åºŠïŒBrïŒBmïŒâ0.74 åæç£å ŽååžïŒHÎïŒâ390ãšã«ã¹ããã æ£èŠååæç£å ŽååžïŒHÎïŒHcïŒâ0.36 å®æœäŸ ïŒ å®æœäŸïŒã®æé ãå埩ãããããã ã7.1Kgã®
ïŒïŒ ã®ã³ãã«ãæ°Žåç©ã®æ°Žæ§åæ£æ¶²ãš18.1Kgã®ïŒ
ïŒ ã®é žåäºéã®æ°Žæ§åæ£æ¶²ã䜿çšãïŒè±æ°Žå·¥çšã
404âã«ãããŠå®æœãïŒç¬¬äžéå å·¥çšã¯404âã«ã
ããŠéã®35.2ïŒ ã第äžéç¶æ ã«ãªããŸã§å®æœãïŒ
é žåå·¥çšã¯354âã«ãããŠçæç©äžã®FeOã®éé
ïŒ ã0.2ãšãªããŸã§å®æœãïŒæåŸã®éå å·¥çšã366
âã«ãããŠéã®7.4ïŒ ã第äžéç¶æ ãšãªããŸã§å®
æœãïŒãããŠå·åŽåãçæç©ãäžæŽ»æ§ãµãå²æ°äž
ã§427âã«ãããŠïŒæéå ç±ããã
ãªãŒã¯29.5ïœïŒã®éç¶ã¢ã«ãã¢ãŒFeOOHç²å
ãå«æãïŒ19.6Kgã®ã³ãã«ãåæ£æ¶²ã3.9ã®21.2
ïŒ ãªã³é žæ°Žæº¶æ¶²ããã³19.9Kgã®é žåäºéã®åæ£æ¶²
ã䜿çšãïŒç¬¬äžéå å·¥çšãéã®33.5ïŒ ã第äžéç¶
æ ã«ãªããŸã§å®æœäŸãïŒé žåå·¥çšãFeOã®ééïŒ
ã0.4ãšãªããŸã§ç¶ãïŒãããŠæåŸã®éå å·¥çšã
éã®17.0ïŒ ã第äžéç¶æ ã«ãªããŸã§å®æœãããã
ãŒã«ããªã³ã°ããçæç©ã¯ç¬¬äžé察第äºéã®åå
æ¯ã0.16ã§ããéååŠéè«çé žå第äžé第äºéã®
éç¶ç²åã§ããããããŠç²åã®æ¬è³ªçãã¹ãŠã¯åº
çºã¢ã«ãã¢ãŒFeOOHç²åãšåäžã®åœ¢ç¶ããã³å€§
ããã§ãã€ããçæç©ã¯60.0ïŒ éãéã«åºã¥ã
ãŠã2.25ååïŒ ã®ãªã³ã5.53ååïŒ ã®ã³ãã«ãã
ãã³5.0ååïŒ ã®äºéãå«æãããããŠ3000ãšã«
ã¹ãããã®ç£å Žãçšãããšæ¬¡ã®ç£æ°çæ§è³ªã瀺ã
ãïŒ ä¿ç£åïŒHcïŒâ955ãšã«ã¹ããã æ®çç£æ°ïŒBrïŒâ2220ã¬ãŠã¹ æ倧ã€ã³ãã¯ã¿ã³ã¹ïŒBmïŒâ3970ã¬ãŠã¹ ãã®ç£æ§éé žåç©ããå®æœäŸïŒã®æé ã«åŸãã
䜿çšããŠããŒãã圢æãããšãããŒãã¯3000ãšã«
ã¹ãããã®ç£å ŽåŒ·ãã«ãããŠæž¬å®ãããšã次ã®ç£
æ°çæ§è³ªã瀺ããïŒ ä¿ç£åïŒHcïŒâ1078ãšã«ã¹ããã æ®çç£æ°ïŒBrïŒâ1670ã¬ãŠã¹ æ倧ã€ã³ãã¯ã¿ã³ã¹ïŒBmïŒâ2250ã¬ãŠã¹ çŽè§åºŠïŒBrïŒBmïŒâ0.74 åæç£å ŽååžïŒHÎïŒâ390ãšã«ã¹ããã æ£èŠååæç£å ŽååžïŒHÎïŒHcïŒâ0.36 å®æœäŸ ïŒ å®æœäŸïŒã®æé ãå埩ãããããã ã7.1Kgã®
ïŒïŒ ã®ã³ãã«ãæ°Žåç©ã®æ°Žæ§åæ£æ¶²ãš18.1Kgã®ïŒ
ïŒ ã®é žåäºéã®æ°Žæ§åæ£æ¶²ã䜿çšãïŒè±æ°Žå·¥çšã
404âã«ãããŠå®æœãïŒç¬¬äžéå å·¥çšã¯404âã«ã
ããŠéã®35.2ïŒ ã第äžéç¶æ ã«ãªããŸã§å®æœãïŒ
é žåå·¥çšã¯354âã«ãããŠçæç©äžã®FeOã®éé
ïŒ ã0.2ãšãªããŸã§å®æœãïŒæåŸã®éå å·¥çšã366
âã«ãããŠéã®7.4ïŒ ã第äžéç¶æ ãšãªããŸã§å®
æœãïŒãããŠå·åŽåãçæç©ãäžæŽ»æ§ãµãå²æ°äž
ã§427âã«ãããŠïŒæéå ç±ããã
çæç©ã¯ãããŒã«ããªã³åŸã第äžé察第äºéã®
ååæ¯ã0.07ã§ããéååŠéè«çé žå第äžé第äº
éã®éç¶ç²åã§ããããããŠç²åã®æ¬è³ªçãã¹ãŠ
ã¯åºçºã¢ã«ãã¢ãŒFeOOHç²åãšåäžã®åœ¢ç¶ãã
ã³å€§ãããæãããçæç©ã¯FeãšããŠ64.7ïŒ ã®
éãéã«åºã¥ããŠã0.75ååïŒ ã®ãªã³ã0.75åå
ïŒ ã®ã³ãã«ãããã³2.19ååïŒ ã®äºéãå«æãã
ãããŠ1000ãšã«ã¹ãããã®ç£å Žãçšãããšæ¬¡ã®ç£
æ°çæ§è³ªã瀺ããïŒ ä¿ç£åïŒHcïŒâ398ãšã«ã¹ããã æ®çç£æ°ïŒBrïŒâ2100ã¬ãŠã¹ æ倧ã€ã³ãã¯ã¿ã³ã¹ïŒBmïŒâ3670ã¬ãŠã¹ ãã®ç£æ§éé žåç©ããå®æœäŸïŒã®æé ã«åŸãã
䜿çšããŠããŒãã圢æãããšãããŒãã¯é«åºŠã®è¡š
é¢å¹³æ»æ§ãšå æ²¢ã瀺ãããããŠ1000ãšã«ã¹ããã
ã®ç£å ŽåŒ·ãã«ãããŠæž¬å®ãããšã次ã®ç£æ°çæ§è³ª
ã瀺ããïŒ ä¿ç£åïŒHcïŒâ398ãšã«ã¹ããã æ®çç£æ°ïŒBrïŒâ1290ã¬ãŠã¹ æ倧ã€ã³ãã¯ã¿ã³ã¹ïŒBmïŒâ1575ã¬ãŠã¹ çŽè§åºŠïŒBrïŒBmïŒâ0.82 åæç£å ŽååžïŒHÎïŒâ140ãšã«ã¹ããã æ£èŠååæç£å ŽååžïŒHÎïŒHcïŒâ0.35
ååæ¯ã0.07ã§ããéååŠéè«çé žå第äžé第äº
éã®éç¶ç²åã§ããããããŠç²åã®æ¬è³ªçãã¹ãŠ
ã¯åºçºã¢ã«ãã¢ãŒFeOOHç²åãšåäžã®åœ¢ç¶ãã
ã³å€§ãããæãããçæç©ã¯FeãšããŠ64.7ïŒ ã®
éãéã«åºã¥ããŠã0.75ååïŒ ã®ãªã³ã0.75åå
ïŒ ã®ã³ãã«ãããã³2.19ååïŒ ã®äºéãå«æãã
ãããŠ1000ãšã«ã¹ãããã®ç£å Žãçšãããšæ¬¡ã®ç£
æ°çæ§è³ªã瀺ããïŒ ä¿ç£åïŒHcïŒâ398ãšã«ã¹ããã æ®çç£æ°ïŒBrïŒâ2100ã¬ãŠã¹ æ倧ã€ã³ãã¯ã¿ã³ã¹ïŒBmïŒâ3670ã¬ãŠã¹ ãã®ç£æ§éé žåç©ããå®æœäŸïŒã®æé ã«åŸãã
䜿çšããŠããŒãã圢æãããšãããŒãã¯é«åºŠã®è¡š
é¢å¹³æ»æ§ãšå æ²¢ã瀺ãããããŠ1000ãšã«ã¹ããã
ã®ç£å ŽåŒ·ãã«ãããŠæž¬å®ãããšã次ã®ç£æ°çæ§è³ª
ã瀺ããïŒ ä¿ç£åïŒHcïŒâ398ãšã«ã¹ããã æ®çç£æ°ïŒBrïŒâ1290ã¬ãŠã¹ æ倧ã€ã³ãã¯ã¿ã³ã¹ïŒBmïŒâ1575ã¬ãŠã¹ çŽè§åºŠïŒBrïŒBmïŒâ0.82 åæç£å ŽååžïŒHÎïŒâ140ãšã«ã¹ããã æ£èŠååæç£å ŽååžïŒHÎïŒHcïŒâ0.35
Claims (1)
- ãç¹èš±è«æ±ã®ç¯å²ã ïŒ 0.05ïŒïŒã0.25ïŒïŒã®ç¯å²ã®ç¬¬äžéïŒç¬¬äºé
ã®ååæ¯ããã€ãéååŠéè«çé žå第äžé第äºé
ã®ç£æ§éç¶ç²åãããªãçµæç©ã«ãããŠããã®ç²
åã¯ååç©ãŸãã¯å çŽ ã®åœ¢ã§åèšã®éã«åºã¥ããŠ
0.4ã5.0ååïŒ ã®ãªã³ã2.0ã10.0ååïŒ ã®äºéã
ãã³ïŒã10.0ååïŒ ã®ã³ãã«ããå«æãã該ãª
ã³ãäºéããã³ä»»æã®ã³ãã«ãã¯ãåæç£æ§éç¶
ç²åã圢æãããåã®ãéç£æ§é žå第äºéãŸãã¯
ãã®æ°Žåç©ã®éç¶ç²åã«è¢«èŠãããŠããããšãã
ãªãçµæç©ã ïŒ (a)éç£æ§é žå第äºéãŸãã¯ãã®æ°Žåç©ã®éç¶
ç²åã®æ°Žæ§åæ£æ¶²ã圢æãã(b)該ç²åãéã«åºã¥
ããŠ0.4ã5.0ååïŒ ã®ãªã³ãäžããéã®æ°Žæº¶æ§ãª
ã³å«æååç©ã§åŠçãã(c)åŠçããç²åããããª
ããšã8.0ã®PHã«ãããŠéã«åºã¥ããŠ2.0ã10.0å
åïŒ ã®ç²åè¡šé¢ã«åžçãããäºéãäžããéã®äº
éååç©ãšæ¥è§Šããã(d)çããç²åãæ°Žæ§åªäœã
ãååã(e)ååããç²åãéå æ¡ä»¶äžã§å ç±ããŠ
ç£éé±ã圢æãããããŠ(f)ãã®ç£éé±ã0.05ïŒïŒ
ã0.25ïŒïŒã®ç¬¬äžéïŒç¬¬äºéã®ååæ¯ããã€éå
åŠéè«çé žå第äžé第äºéã«å€ããããšãç¹åŸŽãš
ããç£æ§éç¶éååŠéè«çé žå第äžé第äºéç²å
ã®è£œé æ³ã ïŒ (a)éç£æ§é žå第äºéãŸãã¯ãã®æ°Žåç©ã®éç¶
ç²åã®æ°Žæ§åæ£æ¶²ã圢æãã(b)ãããªããšãïŒã®
PHã«ãããŠãéã«åºã¥ããŠ0.1ã10.0ååïŒ ã®ã³
ãã«ããäžããéã®ã³ãã«ãååç©ãšæ¥è§Šããã
(c)該ç²åãéã«åºã¥ããŠ0.4ã5.0ååïŒ ã®ãªã³ã
äžããéã®æ°Žæº¶æ§ãªã³å«æååç©ã§åŠçãã(d)åŠ
çããç²åããããªããšã8.0ã®PHã«ãããŠéã«
åºã¥ããŠ2.0ã10.0ååïŒ ã®ç²åè¡šé¢ã«åžçãã
ãäºéãäžããéã®äºéååç©ãšæ¥è§Šããã(e)ç
ããç²åãæ°Žæ§åªäœããååã(f)ååããç²åã
éå æ¡ä»¶äžã§å ç±ããŠç£éé±ã圢æãããããŠ(g)
ãã®ç£éé±ã0.05ïŒïŒã0.25ïŒïŒã®ç¬¬äžéïŒç¬¬äº
éã®ååæ¯ããã€éååŠéè«çé žå第äžé第äºé
ã«å€ããããšãç¹åŸŽãšããç£æ§éç¶éååŠéè«ç
é žå第äžé第äºéç²åã®è£œé æ³ã ïŒ (a)éç£æ§é žå第äºéãŸãã¯ãã®æ°Žåç©ã®éç¶
ç²åã®æ°Žæ§åæ£æ¶²ã圢æãã(b)該ç²åãéã«åºã¥
ããŠ0.4ã5.0ååïŒ ã®ãªã³ãäžããéã®æ°Žæº¶æ§ãª
ã³å«æååç©ã§åŠçãã(c)ãããªããšãïŒã®PHã«
ãããŠãéã«åºã¥ããŠ0.1ã10.0ååïŒ ã®ã³ãã«
ããäžããéã®ã³ãã«ãååç©ãšæ¥è§Šããã(d)åŠ
çããç²åããããªããšã8.0ã®PHã«ãããŠéã«
åºã¥ããŠ2.0ã10.0ååïŒ ã®ç²åè¡šé¢ã«åžçãã
ãäºéãäžããéã®äºéååç©ãšæ¥è§Šããã(e)ç
ããç²åãæ°Žæ§åªäœããååã(f)ååããç²åã
éå æ¡ä»¶äžã§å ç±ããŠç£éé±ã圢æãããããŠ(g)
ãã®ç£éé±ã0.05ïŒïŒã0.25ïŒïŒã®ç¬¬äžéïŒç¬¬äº
éã®ååæ¯ããã€éååŠéè«çé žå第äžé第äºé
ã«å€ããããšãç¹åŸŽãšããç£æ§éç¶éååŠéè«ç
é žå第äžé第äºéç²åã®è£œé æ³ã
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/908,348 US4209412A (en) | 1978-05-22 | 1978-05-22 | Process for producing nonstoichiometric ferroso-ferric oxides |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS54152699A JPS54152699A (en) | 1979-12-01 |
JPH0134935B2 true JPH0134935B2 (ja) | 1989-07-21 |
Family
ID=25425637
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP6315879A Granted JPS54152699A (en) | 1978-05-22 | 1979-05-22 | Magnetic needleelike nonnstoichiometric ferrous and ferric oxide particle and its manufacture |
Country Status (6)
Country | Link |
---|---|
US (1) | US4209412A (ja) |
JP (1) | JPS54152699A (ja) |
DE (1) | DE2920733A1 (ja) |
FR (1) | FR2426955B1 (ja) |
GB (1) | GB2021089B (ja) |
NL (1) | NL190112C (ja) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2935444A1 (de) * | 1979-09-01 | 1981-03-19 | Basf Ag, 6700 Ludwigshafen | Verfahren zur herstellung von nadelfoermigen ferrimagnetischem eisenoxid |
JPS5677926A (en) * | 1979-11-28 | 1981-06-26 | Tdk Corp | Magnetic recording medium using cobalt adhesion type iron oxide |
DE3637805A1 (de) * | 1985-11-06 | 1987-07-16 | Tdk Corp | Magnetischer aufzeichnungstraeger |
JP2582764B2 (ja) * | 1986-02-05 | 1997-02-19 | ãã¹ã ã¢ã¯ãã§ã³ ã²ãŒã«ã·ã£ãã | æ¬è³ªçã«éããæãéç¶åŒ·ç£æ§éå±ç²æ«ã®è£œé æ¹æ³ |
US5219554A (en) * | 1986-07-03 | 1993-06-15 | Advanced Magnetics, Inc. | Hydrated biodegradable superparamagnetic metal oxides |
US5069216A (en) * | 1986-07-03 | 1991-12-03 | Advanced Magnetics Inc. | Silanized biodegradable super paramagnetic metal oxides as contrast agents for imaging the gastrointestinal tract |
MY107614A (en) * | 1990-09-26 | 1996-05-15 | Ishihara Sangyo Kaisha | Acicular ferromagnetic iron oxide particles and process for producing the same |
CA2175466A1 (en) * | 1993-11-01 | 1995-05-11 | Jean A. Lown | Process for making goethite |
US5814164A (en) * | 1994-11-09 | 1998-09-29 | American Scientific Materials Technologies L.P. | Thin-walled, monolithic iron oxide structures made from steels, and methods for manufacturing such structures |
US6461562B1 (en) | 1999-02-17 | 2002-10-08 | American Scientific Materials Technologies, Lp | Methods of making sintered metal oxide articles |
US6962685B2 (en) * | 2002-04-17 | 2005-11-08 | International Business Machines Corporation | Synthesis of magnetite nanoparticles and the process of forming Fe-based nanomaterials |
DE10331439B3 (de) * | 2003-07-10 | 2005-02-03 | Micromod Partikeltechnologie Gmbh | Magnetische Nanopartikel mit verbesserten Magneteigenschaften |
WO2014157459A1 (ja) * | 2013-03-29 | 2014-10-02 | æžç°å·¥æ¥æ ªåŒäŒç€Ÿ | èç±æ§é»è²å«æ°Žé žåéé¡æã®è£œé æ¹æ³ |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5057996A (ja) * | 1973-09-21 | 1975-05-20 | ||
JPS5136596A (ja) * | 1974-09-20 | 1976-03-27 | Fuji Photo Film Co Ltd |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3573980A (en) * | 1968-02-19 | 1971-04-06 | Minnesota Mining & Mfg | Method of making magnetic particles and recording tape |
JPS5242363B2 (ja) * | 1973-03-20 | 1977-10-24 | ||
DE2507420A1 (de) * | 1975-02-21 | 1976-08-26 | Bayer Ag | Remanenzstabilisierte hochkoerzitive cobalthaltige magnetische eisenoxide |
JPS608606B2 (ja) * | 1975-07-02 | 1985-03-04 | å¯å£«åçãã€ã«ã æ ªåŒäŒç€Ÿ | 匷ç£æ§ç²æ«ã®è£œæ³ |
DE2625106C2 (de) * | 1976-06-04 | 1982-03-11 | Bayer Ag, 5090 Leverkusen | Eisenoxidschwarz-Pigmente mit verbesserter OxidationsbestÀndigkeit und Verfahren zu ihrer Herstellung |
DE2639250C2 (de) * | 1976-09-01 | 1985-12-12 | Basf Ag, 6700 Ludwigshafen | Verfahren zur Herstellung von nadelförmigem, kobaltdotiertem magnetischem Eisenoxid |
US4053325A (en) * | 1976-09-14 | 1977-10-11 | Pfizer Inc. | Heat stable iron oxides |
-
1978
- 1978-05-22 US US05/908,348 patent/US4209412A/en not_active Expired - Lifetime
-
1979
- 1979-04-05 FR FR7908590A patent/FR2426955B1/fr not_active Expired
- 1979-05-21 GB GB7917544A patent/GB2021089B/en not_active Expired
- 1979-05-21 NL NLAANVRAGE7903960,A patent/NL190112C/xx not_active IP Right Cessation
- 1979-05-22 DE DE19792920733 patent/DE2920733A1/de active Granted
- 1979-05-22 JP JP6315879A patent/JPS54152699A/ja active Granted
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5057996A (ja) * | 1973-09-21 | 1975-05-20 | ||
JPS5136596A (ja) * | 1974-09-20 | 1976-03-27 | Fuji Photo Film Co Ltd |
Also Published As
Publication number | Publication date |
---|---|
DE2920733C2 (ja) | 1990-09-06 |
GB2021089A (en) | 1979-11-28 |
US4209412A (en) | 1980-06-24 |
FR2426955B1 (fr) | 1988-07-01 |
NL7903960A (nl) | 1979-11-26 |
FR2426955A1 (fr) | 1979-12-21 |
NL190112B (nl) | 1993-06-01 |
DE2920733A1 (de) | 1979-11-29 |
NL190112C (nl) | 1993-11-01 |
GB2021089B (en) | 1982-06-30 |
JPS54152699A (en) | 1979-12-01 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US4309459A (en) | Process for producing SiO2 coated iron oxide powder for use in the preparation of acicular magnetic iron or iron oxide powder | |
JPS6113362B2 (ja) | ||
US4259368A (en) | Manufacture of acicular magnetic iron oxide | |
US4287233A (en) | Manufacture of acicular cobalt-containing magnetic iron oxide | |
JPH0134935B2 (ja) | ||
US4296149A (en) | Manufacture of acicular cobalt-containing magnetic iron oxide | |
US4406694A (en) | Process for producing acicular ferromagnetic alloy particles and acicular ferromagnetic alloy particles obtained by the said process | |
JPS62183025A (ja) | ç£æ°çä¿¡å·èšé²çšãâã | |
US4188302A (en) | Manufacture of acicular cobalt-modified magnetic iron oxide | |
US4059716A (en) | Manufacture of gamma-iron(III) oxide | |
EP0148634B1 (en) | Ferromagnetic alloy particles for magnetic recording media and process for their manufacture | |
KR890001971B1 (ko) | ìœë°ížíšì ìì±ì°íì² ë¶ë§ì ì ì¡°ë°©ë² | |
US4876022A (en) | Method for preparing ferromagnetic iron oxide particles | |
US4713261A (en) | Method for preparing ferromagnetic iron oxide particles | |
KR890003881B1 (ko) | ìœë°íž ë° ì 1 ì² íšì ê°ìì± ì°íì² ì ì ì¡°ë°©ë² | |
JPS6114642B2 (ja) | ||
KR0169491B1 (ko) | 칚ìì ê°ìì± ì°íì² ë¶ë§, 칚ìì ìì± ì°íì² ë¶ë§ ë°, ìŽë€ì ì ì¡°ë°©ë² | |
JPH08217453A (ja) | ãªããŠã ãã§ã©ã€ãç²æ«ã®è£œé æ¹æ³äžŠã³ã«ãã®ç²æ«ãããªãèç±æ§é»è²ç³»é¡æåã³ç£æ§ææ | |
GB2109780A (en) | Production of cobalt-containing magnetic iron oxide | |
JPS6122604A (ja) | ç£æ§éå±ç²æ«ããã³ãã®è£œé æ¹æ³ | |
EP0583621B1 (en) | Process for producing acicular gamma iron (III) oxyhydroxide particles | |
KR100241694B1 (ko) | ê°ìì± ì°íì² ë¶ë§ ë° ê·ž ì ì¡°ë°©ë² | |
KR830000289B1 (ko) | ìì±ì°íì² ì ìì ì ì¡°ë°©ë² | |
JPS6149252B2 (ja) | ||
JPS62108736A (ja) | 匷ç£æ§ç²æ«ã®è£œé æ¹æ³ |