Patent · US Expired

Mica sheet and tape

US6991845B2 · kind B2 · utility

13Cited by
18References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 13, 2002
Grant dateJan 31, 2006
Priority date
Expiry dateJun 2, 2023

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31681
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

The present invention relates to a sheet structure for electrical insulation or flame resistance comprising a barrier ply having a mica-rich face and a mica-poor face and a reinforcing ply containing a saturable backing layer attached to the mica-poor face of the barrier ply.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.