Sandwich insulation for increased corona resistance

Details Sandwich insulation for increased corona resistance Sandwich insulation for increased corona resistance

1996-08-07

1999-11-23

Chen, Vivian

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Including a second component containing structurally defined...

428323, 428324, 428329, 428330, 428331, 428412, 428413, 4284231, 4284237, 4284255, 428447, 428454, 4284735, 4284752, 428480, 174120SR, 174120R, 174121R, 174121SR, 174120C, 174124R, 174124GC, 174110SR, 174110S, 174110E, 174122R, 174122C, 174127, B32B 1904, B32B 2704, B32B 2706, B32B 2720

Patent

active

059897023

ABSTRACT:
A sandwich type insulation for electrical machinery comprising a laminate of a polymeric material such as polyimide which contains particles of an inorganic corona resistant material, said polymeric material being bonded to mica paper consisting of mica, wherein said mica paper may be impregnated with polymeric resin containing particles of inorganic corona resistant material. The resultant insulation may be used as a tape or wrapper.

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