Title:
Multilayered sheet
Document Type and Number:
Japanese Patent JP6096281
Kind Code:
B2
Abstract:
This invention pertains to a layered sheet comprising a flame resistant wet-laid nonwoven carrier having a first and second surface and an inorganic refractory layer adjacent to at least one surface of the carrier wherein the refractory layer has a dry area weight of from 15 to 50 gsm, the bond strength between the refractory layer and the surface of the carrier is at least 0.25 lb/in, wherein the carrier comprises from 40 to 70 weight percent of aramid fibers and from 30 to 60 weight percent of polymeric binder, is hydrophilic, has a smoothness on at least one surface of no less than 250 Sheffield units, a thickness of from 0.025 to 0.175 mm and a density of from 0.25 to 0.60 g/cc. Preferably the carrier is in the form of a paper.
Inventors:
Cauca Darius Vrodimierche
Application Number:
JP2015507130A
Publication Date:
March 15, 2017
Filing Date:
April 17, 2013
Export Citation:
Assignee:
E.I.DU PONT DE NEMOURS AND COMPANY
International Classes:
B32B9/00; B32B27/34; D21H13/26; D21H27/30
Domestic Patent References:
| JP9208931A | ||||
| JP2007532798A | ||||
| JP2008542557A | ||||
| JP9506938A | ||||
| JP2012193777A | ||||
| JP2006509661A |
Attorney, Agent or Firm:
Koichi Tsujii
Sadao Kumakura
Atsushi Hakoda
Kenji Asai
Kazuo Yamazaki
Satsuki Ichikawa
Maki Kubota
Sadao Kumakura
Atsushi Hakoda
Kenji Asai
Kazuo Yamazaki
Satsuki Ichikawa
Maki Kubota
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