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Process for producing impregnatory belts of fine mica with built in accelerator

申请公布号:CZ20002264(A3)

申请号:CZ20000002264

申请日期:1999.10.13

申请公布日期:2000.10.11

申请人:
ISOVOLTA OESTERREICHISCHE ISOLIERSTOFFWERKE AKTIENESELLSCHAFT

发明人:GSELLMANN HELMUT;HAFNER BERNHARD;RABER MICHAEL

分类号:B05D5/12;H01B3/04;H01B17/56;H01B17/60;H01F41/12;H02K3/30;(IPC1-7):H01B3/04

主分类号:B05D5/12

摘要:<p>A resin-based coating powder containing a heat-curing hardener is used for bonding mica foil with an accelerator-containing base material in a process for the production of impregnatable insulating tape for the windings of electrical machines. A process for the production of impregnatable pure mica tape with built-in accelerator, which is wound on the conductors of electrical machine windings, impregnated with solvent-free impregnating resin and then heat-cured. The process involves spreading a resin-based coating powder containing a heat-curing hardener onto one side of the mica foil and then bonding the coated side with a base material by pressure and heating.</p>

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