Title:
A polyether imide porous body and a manufacturing method for the same
Document Type and Number:
Japanese Patent JP5919185
Kind Code:
B2
Abstract:
Provided are: a polyetherimide porous body which has a low relative permittivity and is not easily cracked (or is excellent in cracking resistance) when folded, and a method for producing the porous body. This polyetherimide porous body comprises a polyetherimide crosslinked body and has a gel fraction of 10 % or more, an average cell diameter of 8 µm or less, a volume porosity of 30 % or more and an insulation breakdown voltage of 30 kV/mm or more.
Inventors:
Takekawa Yumi
Shinpei Happu
Tomoyuki Kasagi
Hiroko Ikenaga
Shinpei Happu
Tomoyuki Kasagi
Hiroko Ikenaga
Application Number:
JP2012274842A
Publication Date:
May 18, 2016
Filing Date:
December 17, 2012
Export Citation:
Assignee:
NITTO DENKO CORPORATION
International Classes:
C08J9/28; B32B5/18; B32B27/34; H01B3/42; H01B17/56; H02K3/30
Domestic Patent References:
| JP2012182116A | ||||
| JP2011508017A | ||||
| JP5310931A |
Foreign References:
| WO2010111755A1 |
Attorney, Agent or Firm:
Patent Business Corporation Unias International Patent Office
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