PRODUCTION OF FERROMAGNETIC METALLIC POWDER
PURPOSE:To produce fine powder of ferromagnetic metal which is easily and highly dispersed by ultra-pulverizing mechanically the ferromagnetic metallic powder obtd. by reduction in a reducing atmosphere in a dispersion medium inert with said powder. CONSTITUTION:The ferromagnetic powder of the iron...
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| creator | ADACHI TAKAHITO YOSHIZAKI TAKAYOSHI |
| description | PURPOSE:To produce fine powder of ferromagnetic metal which is easily and highly dispersed by ultra-pulverizing mechanically the ferromagnetic metallic powder obtd. by reduction in a reducing atmosphere in a dispersion medium inert with said powder. CONSTITUTION:The ferromagnetic powder of the iron obtd. by reduction in a reducing atmosphere or the alloy compsn. consisting principally of the iron and contg. Ni, Co, Mn, etc. is dipped in an org. solvent such as toluene, xylene or the like without being exposed to air after reduction and thereafter the powder is subjected to a high dispersion treatment mechanically to |
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CONSTITUTION:The ferromagnetic powder of the iron obtd. by reduction in a reducing atmosphere or the alloy compsn. consisting principally of the iron and contg. Ni, Co, Mn, etc. is dipped in an org. solvent such as toluene, xylene or the like without being exposed to air after reduction and thereafter the powder is subjected to a high dispersion treatment mechanically to <=100nm, more preferably about <=10nm by using a disintegrator such as sand mill or the like in a dispersion medium inert with said metallic powder such as said org. solvent or the like. The ferromagnetic metallic powder which has extremely high dispersibility and by which the magnetic tape having high orientability and high packing property is obtainable is thus obtd.</description><language>eng</language><subject>BASIC ELECTRIC ELEMENTS ; CASTING ; ELECTRICITY ; INDUCTANCES ; MAGNETS ; MAKING METALLIC POWDER ; MANUFACTURE OF ARTICLES FROM METALLIC POWDER ; PERFORMING OPERATIONS ; POWDER METALLURGY ; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES ; TRANSFORMERS ; TRANSPORTING ; WORKING METALLIC POWDER</subject><creationdate>1985</creationdate><oa>free_for_read</oa><woscitedreferencessubscribed>false</woscitedreferencessubscribed></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktohtml>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=19850524&DB=EPODOC&CC=JP&NR=S6092408A$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,777,882,25545,76296</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=19850524&DB=EPODOC&CC=JP&NR=S6092408A$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>ADACHI TAKAHITO</creatorcontrib><creatorcontrib>YOSHIZAKI TAKAYOSHI</creatorcontrib><title>PRODUCTION OF FERROMAGNETIC METALLIC POWDER</title><description>PURPOSE:To produce fine powder of ferromagnetic metal which is easily and highly dispersed by ultra-pulverizing mechanically the ferromagnetic metallic powder obtd. by reduction in a reducing atmosphere in a dispersion medium inert with said powder. CONSTITUTION:The ferromagnetic powder of the iron obtd. by reduction in a reducing atmosphere or the alloy compsn. consisting principally of the iron and contg. Ni, Co, Mn, etc. is dipped in an org. solvent such as toluene, xylene or the like without being exposed to air after reduction and thereafter the powder is subjected to a high dispersion treatment mechanically to <=100nm, more preferably about <=10nm by using a disintegrator such as sand mill or the like in a dispersion medium inert with said metallic powder such as said org. solvent or the like. The ferromagnetic metallic powder which has extremely high dispersibility and by which the magnetic tape having high orientability and high packing property is obtainable is thus obtd.</description><subject>BASIC ELECTRIC ELEMENTS</subject><subject>CASTING</subject><subject>ELECTRICITY</subject><subject>INDUCTANCES</subject><subject>MAGNETS</subject><subject>MAKING METALLIC POWDER</subject><subject>MANUFACTURE OF ARTICLES FROM METALLIC POWDER</subject><subject>PERFORMING OPERATIONS</subject><subject>POWDER METALLURGY</subject><subject>SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES</subject><subject>TRANSFORMERS</subject><subject>TRANSPORTING</subject><subject>WORKING METALLIC POWDER</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>1985</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNrjZNAOCPJ3CXUO8fT3U_B3U3BzDQry93V093MN8XRW8HUNcfTxATIC_MNdXIN4GFjTEnOKU3mhNDcDUH2Is4duakF-fGpxQWJyal5qSbxXQLCZgaWRiYGFozERSgBKNiUA</recordid><startdate>19850524</startdate><enddate>19850524</enddate><creator>ADACHI TAKAHITO</creator><creator>YOSHIZAKI TAKAYOSHI</creator><scope>EVB</scope></search><sort><creationdate>19850524</creationdate><title>PRODUCTION OF FERROMAGNETIC METALLIC POWDER</title><author>ADACHI TAKAHITO ; YOSHIZAKI TAKAYOSHI</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_JPS6092408A3</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>eng</language><creationdate>1985</creationdate><topic>BASIC ELECTRIC ELEMENTS</topic><topic>CASTING</topic><topic>ELECTRICITY</topic><topic>INDUCTANCES</topic><topic>MAGNETS</topic><topic>MAKING METALLIC POWDER</topic><topic>MANUFACTURE OF ARTICLES FROM METALLIC POWDER</topic><topic>PERFORMING OPERATIONS</topic><topic>POWDER METALLURGY</topic><topic>SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES</topic><topic>TRANSFORMERS</topic><topic>TRANSPORTING</topic><topic>WORKING METALLIC POWDER</topic><toplevel>online_resources</toplevel><creatorcontrib>ADACHI TAKAHITO</creatorcontrib><creatorcontrib>YOSHIZAKI TAKAYOSHI</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>ADACHI TAKAHITO</au><au>YOSHIZAKI TAKAYOSHI</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>PRODUCTION OF FERROMAGNETIC METALLIC POWDER</title><date>1985-05-24</date><risdate>1985</risdate><abstract>PURPOSE:To produce fine powder of ferromagnetic metal which is easily and highly dispersed by ultra-pulverizing mechanically the ferromagnetic metallic powder obtd. by reduction in a reducing atmosphere in a dispersion medium inert with said powder. CONSTITUTION:The ferromagnetic powder of the iron obtd. by reduction in a reducing atmosphere or the alloy compsn. consisting principally of the iron and contg. Ni, Co, Mn, etc. is dipped in an org. solvent such as toluene, xylene or the like without being exposed to air after reduction and thereafter the powder is subjected to a high dispersion treatment mechanically to <=100nm, more preferably about <=10nm by using a disintegrator such as sand mill or the like in a dispersion medium inert with said metallic powder such as said org. solvent or the like. The ferromagnetic metallic powder which has extremely high dispersibility and by which the magnetic tape having high orientability and high packing property is obtainable is thus obtd.</abstract><oa>free_for_read</oa></addata></record> |
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| language | eng |
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| subjects | BASIC ELECTRIC ELEMENTS CASTING ELECTRICITY INDUCTANCES MAGNETS MAKING METALLIC POWDER MANUFACTURE OF ARTICLES FROM METALLIC POWDER PERFORMING OPERATIONS POWDER METALLURGY SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES TRANSFORMERS TRANSPORTING WORKING METALLIC POWDER |
| title | PRODUCTION OF FERROMAGNETIC METALLIC POWDER |
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