METHOD FOR FORMING PROTECTIVE COVER OF ELECTRONIC EQUIPMENT

FIELD: electric engineering, in particular, method for applying protective cover of lacquer. ^ SUBSTANCE: method includes preliminary processing of damaged portions of equipment by means of their cleaning, washing by 96% ethyl spirits with following application of polyurethane lacquer through stenci...

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Bibliographische Detailangaben
Hauptverfasser: SVECHNIKOV JURIJ KONSTANTINOVICH, SOLODKIJ ANATOLIJ MIKHAJLOVICH, NEMYKIN ANDREJ VLADIMIROVICH, ZAKHAROV VASILIJ MECHISLAVOVICH, ZHIGALOV VIKTOR VASIL'EVICH
Format: Patent
Sprache:eng ; rus
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Zusammenfassung:FIELD: electric engineering, in particular, method for applying protective cover of lacquer. ^ SUBSTANCE: method includes preliminary processing of damaged portions of equipment by means of their cleaning, washing by 96% ethyl spirits with following application of polyurethane lacquer through stencil mask, while prior to application of protective cover accelerated drying of electronic equipment is performed by stream of air heated up to +40°C in upward direction and with simultaneous preparation of protective lacquer, which is also blown on by heated air and lead to consistence preventing free-flowing of lacquer, after that portions with applied lacquer are dried, blowing on them with air heated up to +40°C during time of no more than thirty minutes. Lacquer is prepared by means of its exposure during no more than five minutes on open air with winding by air heated IP to +40°C, while necessary amount of lacquer (1-10ml) is selected depending on area of surface to be covered. ^ EFFECT: accelerated process of application of protective cover onto active technological equipment and increased reliability of operation of electronic equipment in aggressive environment due to exclusion of repeated generation of crystalline current-conductive portions and connections, causing current leakage. ^ 3 cl, 2 ex