Title:
INSULATING SHEET
Document Type and Number:
WIPO Patent Application WO/2019/093305
Kind Code:
A1
Abstract:
The present invention is related to an insulating sheet which includes: a sheet base material comprising aramid flocks having an average fibre width of 10-30 µm and aramid fibrids having an average fibre width of 5-40 µm; fine binder fibres which are present on at least the surface of the sheet base material, and which have an average fibre width of less than 5 µm; and at least one kind of filler which is present on at least the surface of the sheet base material. The insulating sheet is capable of inhibiting oxidation degradation even when in contact with a metal under high temperature conditions, and exhibits excellent electrical insulation properties and excellent strength.
Inventors:
SUDO MUTSUMI (JP)
MAENO YUUKI (JP)
MAENO YUUKI (JP)
Application Number:
PCT/JP2018/041132
Publication Date:
May 16, 2019
Filing Date:
November 06, 2018
Export Citation:
Assignee:
TOKUSHU TOKAI PAPER CO LTD (JP)
International Classes:
D21H27/12; D21H13/26; H01B3/30; H01B3/52; H01B17/56
Domestic Patent References:
| WO2016103966A1 | 2016-06-30 |
Foreign References:
| JPH0757579A | 1995-03-03 | |||
| JP2017527947A | 2017-09-21 | |||
| US3756908A | 1973-09-04 | |||
| JP2013019059A | 2013-01-31 | |||
| JPH07279089A | 1995-10-24 | |||
| US20170073896A1 | 2017-03-16 |
Attorney, Agent or Firm:
JITSUHIRO Shinya (JP)
Download PDF: