PROCESS FOR IN-VACUUM DEPOSITING NON-MAGNETIC BIOCOMPATIBLE LAYERS, ON NdFeB-TYPE MAGNETIC ALLOY, AND RESULTING COATED MAGNETS

The invention relates to a process for in-vacuum depositing non-magnetic biocompatible layers, on NdFeB-type magnetic alloy and the resulting coated magnets. The process for in-vacuum depositing non-magnetic biocompatible layers on a NdFeB-type magnetic alloy, includes a preliminary stage for prepar...

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Hauptverfasser: COJOCARU VASILE DANUT, RADUCANU DOINA, VALEANU MIHAELA CRISTINA, BUNESCU MIHAELA CARMEN, TRUPINA MARCELA, ANGELESCU MARIANA LUCIA, IVAN ION, KAPPEL WILHELM, ALEXANDRU STEFANIA
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creator COJOCARU VASILE DANUT
RADUCANU DOINA
VALEANU MIHAELA CRISTINA
BUNESCU MIHAELA CARMEN
TRUPINA MARCELA
ANGELESCU MARIANA LUCIA
IVAN ION
KAPPEL WILHELM
ALEXANDRU STEFANIA
description The invention relates to a process for in-vacuum depositing non-magnetic biocompatible layers, on NdFeB-type magnetic alloy and the resulting coated magnets. The process for in-vacuum depositing non-magnetic biocompatible layers on a NdFeB-type magnetic alloy, includes a preliminary stage for preparing the NdFeB support-material and the target-material for being deposited, and for fixing the same in specific positions, inside an installation for in-vacuum depositing and uses as material to be deposited, in a first stage, Ag-Cr, Co-Cr alloys, austenitic stainless steel or other non-magnetic biocompatible alloys, deposited by cathodic spraying, and in a second stage it performs the TiN reactive deposition as vapours. The resulting magnets with biocompatible coating, with NdFeB magnetic support, have the cover carried out by a first layer of Ag-Cr, Co-Cr alloy or austenitic stainless steel and a second wear-resisting TiN layer. Invenţia se referă la un procedeu de depunere în vid, de straturi biocompatibile, nemagnetice, pe aliaj magnetic tip NdFeB şi magneţii acoperiţi rezultaţi. Procedeul de depunere în vid, de straturi biocompatibile, nemagnetice, pe un aliaj magnetic de tip NdFeB, include o fază premergătoare, de pregărire a materialului-suport, din NdFeB, şi a materialului-ţintă, de depus, şi de fixare a acestora în poziţii specifice, în interiorul unei instalaţii de depunere în vid şi utilizează ca material de depus, într-o primă fază, aliaje Ag-Cr, Co-Cr, oţel inox austenitic sau alte aliaje biocompatibile, nemagnetice, depuse prin pulverizare catodică, iar într-o a doua fază realizează depunerea reactivă de TiN, în stare de vapori. Magneţii cu acoperire biocompatibilă, rezultaţi, cu suport magnetic din NdFeB, au acoperirea realizată dintr-un prim strat din aliaj Ag-Cr, Co-Cr sau inox austenitic şi un al doilea strat din TiN, rezistent la uzură. ŕ
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The process for in-vacuum depositing non-magnetic biocompatible layers on a NdFeB-type magnetic alloy, includes a preliminary stage for preparing the NdFeB support-material and the target-material for being deposited, and for fixing the same in specific positions, inside an installation for in-vacuum depositing and uses as material to be deposited, in a first stage, Ag-Cr, Co-Cr alloys, austenitic stainless steel or other non-magnetic biocompatible alloys, deposited by cathodic spraying, and in a second stage it performs the TiN reactive deposition as vapours. The resulting magnets with biocompatible coating, with NdFeB magnetic support, have the cover carried out by a first layer of Ag-Cr, Co-Cr alloy or austenitic stainless steel and a second wear-resisting TiN layer. Invenţia se referă la un procedeu de depunere în vid, de straturi biocompatibile, nemagnetice, pe aliaj magnetic tip NdFeB şi magneţii acoperiţi rezultaţi. Procedeul de depunere în vid, de straturi biocompatibile, nemagnetice, pe un aliaj magnetic de tip NdFeB, include o fază premergătoare, de pregărire a materialului-suport, din NdFeB, şi a materialului-ţintă, de depus, şi de fixare a acestora în poziţii specifice, în interiorul unei instalaţii de depunere în vid şi utilizează ca material de depus, într-o primă fază, aliaje Ag-Cr, Co-Cr, oţel inox austenitic sau alte aliaje biocompatibile, nemagnetice, depuse prin pulverizare catodică, iar într-o a doua fază realizează depunerea reactivă de TiN, în stare de vapori. Magneţii cu acoperire biocompatibilă, rezultaţi, cu suport magnetic din NdFeB, au acoperirea realizată dintr-un prim strat din aliaj Ag-Cr, Co-Cr sau inox austenitic şi un al doilea strat din TiN, rezistent la uzură. ŕ</description><edition>7</edition><language>eng ; rum</language><subject>APPARATUS THEREFOR ; BASIC ELECTRIC ELEMENTS ; CHEMICAL SURFACE TREATMENT ; CHEMISTRY ; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATIONOR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL ; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY IONIMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL ; COATING MATERIAL WITH METALLIC MATERIAL ; COATING METALLIC MATERIAL ; DIFFUSION TREATMENT OF METALLIC MATERIAL ; ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS ; ELECTRICITY ; ELECTROFORMING ; ELECTROLYTIC OR ELECTROPHORETIC PROCESSES ; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION INGENERAL ; METALLURGY ; PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTIONOF COATINGS ; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THESURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION</subject><creationdate>2005</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&amp;date=20050530&amp;DB=EPODOC&amp;CC=RO&amp;NR=119897B1$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,776,881,25543,76294</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&amp;date=20050530&amp;DB=EPODOC&amp;CC=RO&amp;NR=119897B1$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>COJOCARU VASILE DANUT</creatorcontrib><creatorcontrib>RADUCANU DOINA</creatorcontrib><creatorcontrib>VALEANU MIHAELA CRISTINA</creatorcontrib><creatorcontrib>BUNESCU MIHAELA CARMEN</creatorcontrib><creatorcontrib>TRUPINA MARCELA</creatorcontrib><creatorcontrib>ANGELESCU MARIANA LUCIA</creatorcontrib><creatorcontrib>IVAN ION</creatorcontrib><creatorcontrib>KAPPEL WILHELM</creatorcontrib><creatorcontrib>ALEXANDRU STEFANIA</creatorcontrib><title>PROCESS FOR IN-VACUUM DEPOSITING NON-MAGNETIC BIOCOMPATIBLE LAYERS, ON NdFeB-TYPE MAGNETIC ALLOY, AND RESULTING COATED MAGNETS</title><description>The invention relates to a process for in-vacuum depositing non-magnetic biocompatible layers, on NdFeB-type magnetic alloy and the resulting coated magnets. The process for in-vacuum depositing non-magnetic biocompatible layers on a NdFeB-type magnetic alloy, includes a preliminary stage for preparing the NdFeB support-material and the target-material for being deposited, and for fixing the same in specific positions, inside an installation for in-vacuum depositing and uses as material to be deposited, in a first stage, Ag-Cr, Co-Cr alloys, austenitic stainless steel or other non-magnetic biocompatible alloys, deposited by cathodic spraying, and in a second stage it performs the TiN reactive deposition as vapours. The resulting magnets with biocompatible coating, with NdFeB magnetic support, have the cover carried out by a first layer of Ag-Cr, Co-Cr alloy or austenitic stainless steel and a second wear-resisting TiN layer. Invenţia se referă la un procedeu de depunere în vid, de straturi biocompatibile, nemagnetice, pe aliaj magnetic tip NdFeB şi magneţii acoperiţi rezultaţi. Procedeul de depunere în vid, de straturi biocompatibile, nemagnetice, pe un aliaj magnetic de tip NdFeB, include o fază premergătoare, de pregărire a materialului-suport, din NdFeB, şi a materialului-ţintă, de depus, şi de fixare a acestora în poziţii specifice, în interiorul unei instalaţii de depunere în vid şi utilizează ca material de depus, într-o primă fază, aliaje Ag-Cr, Co-Cr, oţel inox austenitic sau alte aliaje biocompatibile, nemagnetice, depuse prin pulverizare catodică, iar într-o a doua fază realizează depunerea reactivă de TiN, în stare de vapori. Magneţii cu acoperire biocompatibilă, rezultaţi, cu suport magnetic din NdFeB, au acoperirea realizată dintr-un prim strat din aliaj Ag-Cr, Co-Cr sau inox austenitic şi un al doilea strat din TiN, rezistent la uzură. ŕ</description><subject>APPARATUS THEREFOR</subject><subject>BASIC ELECTRIC ELEMENTS</subject><subject>CHEMICAL SURFACE TREATMENT</subject><subject>CHEMISTRY</subject><subject>COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATIONOR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL</subject><subject>COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY IONIMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL</subject><subject>COATING MATERIAL WITH METALLIC MATERIAL</subject><subject>COATING METALLIC MATERIAL</subject><subject>DIFFUSION TREATMENT OF METALLIC MATERIAL</subject><subject>ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS</subject><subject>ELECTRICITY</subject><subject>ELECTROFORMING</subject><subject>ELECTROLYTIC OR ELECTROPHORETIC PROCESSES</subject><subject>INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION INGENERAL</subject><subject>METALLURGY</subject><subject>PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTIONOF COATINGS</subject><subject>SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THESURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>2005</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNqFzLEKwjAQgOEuDqI-g_cAzVAc1DFJrzWQ3oUkFTqVonESLdTZZxekuDr9y8e_zN7Os8YQoGIPhsRZ6rZtoETHwURDNRCTaGRNGI0GZVhz42Q0yiJY2aEPOTABXaukROwcwg9La7nLQVIJHkNrvzvNMmI5o7DOFrfhPqXN3FW2rTDqk0jjs0_TOFzSI716z0VxPBz3qtj9Fx8u7zsh</recordid><startdate>20050530</startdate><enddate>20050530</enddate><creator>COJOCARU VASILE DANUT</creator><creator>RADUCANU DOINA</creator><creator>VALEANU MIHAELA CRISTINA</creator><creator>BUNESCU MIHAELA CARMEN</creator><creator>TRUPINA MARCELA</creator><creator>ANGELESCU MARIANA LUCIA</creator><creator>IVAN ION</creator><creator>KAPPEL WILHELM</creator><creator>ALEXANDRU STEFANIA</creator><scope>EVB</scope></search><sort><creationdate>20050530</creationdate><title>PROCESS FOR IN-VACUUM DEPOSITING NON-MAGNETIC BIOCOMPATIBLE LAYERS, ON NdFeB-TYPE MAGNETIC ALLOY, AND RESULTING COATED MAGNETS</title><author>COJOCARU VASILE DANUT ; 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The process for in-vacuum depositing non-magnetic biocompatible layers on a NdFeB-type magnetic alloy, includes a preliminary stage for preparing the NdFeB support-material and the target-material for being deposited, and for fixing the same in specific positions, inside an installation for in-vacuum depositing and uses as material to be deposited, in a first stage, Ag-Cr, Co-Cr alloys, austenitic stainless steel or other non-magnetic biocompatible alloys, deposited by cathodic spraying, and in a second stage it performs the TiN reactive deposition as vapours. The resulting magnets with biocompatible coating, with NdFeB magnetic support, have the cover carried out by a first layer of Ag-Cr, Co-Cr alloy or austenitic stainless steel and a second wear-resisting TiN layer. Invenţia se referă la un procedeu de depunere în vid, de straturi biocompatibile, nemagnetice, pe aliaj magnetic tip NdFeB şi magneţii acoperiţi rezultaţi. Procedeul de depunere în vid, de straturi biocompatibile, nemagnetice, pe un aliaj magnetic de tip NdFeB, include o fază premergătoare, de pregărire a materialului-suport, din NdFeB, şi a materialului-ţintă, de depus, şi de fixare a acestora în poziţii specifice, în interiorul unei instalaţii de depunere în vid şi utilizează ca material de depus, într-o primă fază, aliaje Ag-Cr, Co-Cr, oţel inox austenitic sau alte aliaje biocompatibile, nemagnetice, depuse prin pulverizare catodică, iar într-o a doua fază realizează depunerea reactivă de TiN, în stare de vapori. Magneţii cu acoperire biocompatibilă, rezultaţi, cu suport magnetic din NdFeB, au acoperirea realizată dintr-un prim strat din aliaj Ag-Cr, Co-Cr sau inox austenitic şi un al doilea strat din TiN, rezistent la uzură. ŕ</abstract><edition>7</edition><oa>free_for_read</oa></addata></record>
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subjects APPARATUS THEREFOR
BASIC ELECTRIC ELEMENTS
CHEMICAL SURFACE TREATMENT
CHEMISTRY
COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATIONOR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY IONIMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
COATING MATERIAL WITH METALLIC MATERIAL
COATING METALLIC MATERIAL
DIFFUSION TREATMENT OF METALLIC MATERIAL
ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
ELECTRICITY
ELECTROFORMING
ELECTROLYTIC OR ELECTROPHORETIC PROCESSES
INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION INGENERAL
METALLURGY
PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTIONOF COATINGS
SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THESURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION
title PROCESS FOR IN-VACUUM DEPOSITING NON-MAGNETIC BIOCOMPATIBLE LAYERS, ON NdFeB-TYPE MAGNETIC ALLOY, AND RESULTING COATED MAGNETS
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