JPH0438490Y2 - - Google Patents

Info

Publication number

JPH0438490Y2

JPH0438490Y2 JP2848887U JP2848887U JPH0438490Y2 JP H0438490 Y2 JPH0438490 Y2 JP H0438490Y2 JP 2848887 U JP2848887 U JP 2848887U JP 2848887 U JP2848887 U JP 2848887U JP H0438490 Y2 JPH0438490 Y2 JP H0438490Y2

Authority

JP

Japan

Prior art keywords

ferromagnetic

crucible

ferromagnetic material

liquid

magnetic fluid

Prior art date

1987-02-27

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

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• 239000003302 ferromagnetic material Substances 0.000 claims description 21
• 239000007788 liquid Substances 0.000 claims description 19
• 238000010438 heat treatment Methods 0.000 claims description 18
• 230000005294 ferromagnetic effect Effects 0.000 claims description 17
• 239000011553 magnetic fluid Substances 0.000 claims description 15
• 239000000126 substance Substances 0.000 claims description 9
• 238000001704 evaporation Methods 0.000 claims description 8
• 238000004519 manufacturing process Methods 0.000 claims description 8
• 230000008020 evaporation Effects 0.000 claims description 6
• 229910052751 metal Inorganic materials 0.000 claims description 6
• 239000002184 metal Substances 0.000 claims description 5
• 230000002093 peripheral effect Effects 0.000 claims description 5
• MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 claims description 3
• 239000000956 alloy Substances 0.000 claims description 3
• 229910045601 alloy Inorganic materials 0.000 claims description 3
• 150000001875 compounds Chemical class 0.000 claims description 3
• 229910001882 dioxygen Inorganic materials 0.000 claims description 3
• 239000011261 inert gas Substances 0.000 claims description 3
• 239000012190 activator Substances 0.000 claims 1
• 239000004094 surface-active agent Substances 0.000 description 5
• -1 alkylpropylene diamine Chemical class 0.000 description 4
• 239000002245 particle Substances 0.000 description 4
• 230000000694 effects Effects 0.000 description 3
• LTPBRCUWZOMYOC-UHFFFAOYSA-N Beryllium oxide Chemical compound O=[Be] LTPBRCUWZOMYOC-UHFFFAOYSA-N 0.000 description 2
• XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
• PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
• PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 2
• 150000001412 amines Chemical class 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
• 238000007796 conventional method Methods 0.000 description 2
• 230000005291 magnetic effect Effects 0.000 description 2
• WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 2
• RZVAJINKPMORJF-UHFFFAOYSA-N Acetaminophen Chemical compound CC(=O)NC1=CC=C(O)C=C1 RZVAJINKPMORJF-UHFFFAOYSA-N 0.000 description 1
• VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
• 229910019142 PO4 Inorganic materials 0.000 description 1
• NWGKJDSIEKMTRX-AAZCQSIUSA-N Sorbitan monooleate Chemical compound CCCCCCCC\C=C/CCCCCCCC(=O)OC[C@@H](O)[C@H]1OC[C@H](O)[C@H]1O NWGKJDSIEKMTRX-AAZCQSIUSA-N 0.000 description 1
• 150000008055 alkyl aryl sulfonates Chemical class 0.000 description 1
• 229910052793 cadmium Inorganic materials 0.000 description 1
• BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 description 1
• 150000001735 carboxylic acids Chemical class 0.000 description 1
• 229910052804 chromium Inorganic materials 0.000 description 1
• 239000011651 chromium Substances 0.000 description 1
• 230000005494 condensation Effects 0.000 description 1
• 238000009833 condensation Methods 0.000 description 1
• 150000005690 diesters Chemical class 0.000 description 1
• 238000010894 electron beam technology Methods 0.000 description 1
• 150000002148 esters Chemical class 0.000 description 1
• 239000012530 fluid Substances 0.000 description 1
• NBVXSUQYWXRMNV-UHFFFAOYSA-N fluoromethane Chemical compound FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 description 1
• 239000011521 glass Substances 0.000 description 1
• 229930195733 hydrocarbon Natural products 0.000 description 1
• 150000002430 hydrocarbons Chemical class 0.000 description 1
• 229910052742 iron Inorganic materials 0.000 description 1
• 238000004093 laser heating Methods 0.000 description 1
• WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 1
• 239000000463 material Substances 0.000 description 1
• 150000002739 metals Chemical class 0.000 description 1
• 229910052759 nickel Inorganic materials 0.000 description 1
• FFQLQBKXOPDGSG-UHFFFAOYSA-N octadecyl benzenesulfonate Chemical class CCCCCCCCCCCCCCCCCCOS(=O)(=O)C1=CC=CC=C1 FFQLQBKXOPDGSG-UHFFFAOYSA-N 0.000 description 1
• 239000003921 oil Substances 0.000 description 1
• 235000021317 phosphate Nutrition 0.000 description 1
• 150000003013 phosphoric acid derivatives Chemical class 0.000 description 1
• 150000003014 phosphoric acid esters Chemical class 0.000 description 1
• 229920013636 polyphenyl ether polymer Polymers 0.000 description 1
• 239000005297 pyrex Substances 0.000 description 1
• 229910052761 rare earth metal Inorganic materials 0.000 description 1
• 150000003839 salts Chemical class 0.000 description 1
• 229920002545 silicone oil Polymers 0.000 description 1
• 239000000344 soap Substances 0.000 description 1
• 229950004959 sorbitan oleate Drugs 0.000 description 1
• 150000005846 sugar alcohols Chemical class 0.000 description 1
• 150000003871 sulfonates Chemical class 0.000 description 1