JPS63170222A - レピツドクロサイトの製造方法 - Google Patents
レピツドクロサイトの製造方法Info
- Publication number
- JPS63170222A JPS63170222A JP31198486A JP31198486A JPS63170222A JP S63170222 A JPS63170222 A JP S63170222A JP 31198486 A JP31198486 A JP 31198486A JP 31198486 A JP31198486 A JP 31198486A JP S63170222 A JPS63170222 A JP S63170222A
- Authority
- JP
- Japan
- Prior art keywords
- reaction
- seed crystal
- value
- gas
- blowing
- 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.)
- Granted
Links
- AEIXRCIKZIZYPM-UHFFFAOYSA-M hydroxy(oxo)iron Chemical compound [O][Fe]O AEIXRCIKZIZYPM-UHFFFAOYSA-M 0.000 title claims abstract description 22
- 238000004519 manufacturing process Methods 0.000 title claims description 8
- 238000006243 chemical reaction Methods 0.000 claims abstract description 66
- 239000013078 crystal Substances 0.000 claims abstract description 28
- 239000007789 gas Substances 0.000 claims abstract description 20
- 238000000034 method Methods 0.000 claims abstract description 15
- 238000007664 blowing Methods 0.000 claims abstract description 11
- 239000003513 alkali Substances 0.000 claims abstract description 10
- 229960002089 ferrous chloride Drugs 0.000 claims abstract description 9
- NMCUIPGRVMDVDB-UHFFFAOYSA-L iron dichloride Chemical compound Cl[Fe]Cl NMCUIPGRVMDVDB-UHFFFAOYSA-L 0.000 claims abstract description 9
- 239000011261 inert gas Substances 0.000 claims abstract description 7
- 239000007864 aqueous solution Substances 0.000 claims description 27
- 229910052760 oxygen Inorganic materials 0.000 claims description 16
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 14
- 239000001301 oxygen Substances 0.000 claims description 14
- 239000000243 solution Substances 0.000 claims description 12
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 6
- 229910021529 ammonia Inorganic materials 0.000 claims description 3
- 239000003518 caustics Substances 0.000 claims description 2
- 229910021506 iron(II) hydroxide Inorganic materials 0.000 claims description 2
- NCNCGGDMXMBVIA-UHFFFAOYSA-L iron(ii) hydroxide Chemical compound [OH-].[OH-].[Fe+2] NCNCGGDMXMBVIA-UHFFFAOYSA-L 0.000 claims description 2
- 239000002245 particle Substances 0.000 abstract description 24
- 230000008569 process Effects 0.000 abstract description 3
- 239000012295 chemical reaction liquid Substances 0.000 abstract description 2
- 230000001276 controlling effect Effects 0.000 abstract 2
- 230000001105 regulatory effect Effects 0.000 abstract 1
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 15
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 14
- 239000000843 powder Substances 0.000 description 11
- 239000007858 starting material Substances 0.000 description 8
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 7
- 229910001873 dinitrogen Inorganic materials 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 5
- 235000011121 sodium hydroxide Nutrition 0.000 description 5
- 239000010419 fine particle Substances 0.000 description 4
- 229910052598 goethite Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 229910001566 austenite Inorganic materials 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 229910002588 FeOOH Inorganic materials 0.000 description 2
- 229910017052 cobalt Inorganic materials 0.000 description 2
- 239000010941 cobalt Substances 0.000 description 2
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 239000012467 final product Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- 238000011282 treatment Methods 0.000 description 2
- 229910006299 γ-FeOOH Inorganic materials 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 239000006247 magnetic powder Substances 0.000 description 1
- 239000011859 microparticle Substances 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 238000005554 pickling Methods 0.000 description 1
- 210000003625 skull Anatomy 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Compounds Of Iron (AREA)
- Hard Magnetic Materials (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP31198486A JPS63170222A (ja) | 1986-12-30 | 1986-12-30 | レピツドクロサイトの製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP31198486A JPS63170222A (ja) | 1986-12-30 | 1986-12-30 | レピツドクロサイトの製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63170222A true JPS63170222A (ja) | 1988-07-14 |
| JPH0369848B2 JPH0369848B2 (enrdf_load_stackoverflow) | 1991-11-05 |
Family
ID=18023798
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP31198486A Granted JPS63170222A (ja) | 1986-12-30 | 1986-12-30 | レピツドクロサイトの製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63170222A (enrdf_load_stackoverflow) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5549016A (en) * | 1978-10-04 | 1980-04-08 | Hitachi Ltd | Elastic surface-wave propagation element |
| JPS5888123A (ja) * | 1981-11-16 | 1983-05-26 | Daikin Ind Ltd | レピドクロサイトの製法 |
-
1986
- 1986-12-30 JP JP31198486A patent/JPS63170222A/ja active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5549016A (en) * | 1978-10-04 | 1980-04-08 | Hitachi Ltd | Elastic surface-wave propagation element |
| JPS5888123A (ja) * | 1981-11-16 | 1983-05-26 | Daikin Ind Ltd | レピドクロサイトの製法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0369848B2 (enrdf_load_stackoverflow) | 1991-11-05 |
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