Title:
FIRE RESISTANT SHEET AND COVERED ARTICLE
Document Type and Number:
WIPO Patent Application WO/2023/176391
Kind Code:
A1
Abstract:
Provided are a fire resistant sheet having an excellent fire retardant property, and an article covered with the fire resistant sheet. The present invention provides a fire resistant sheet and an article covered with the fire resistant sheet, the fire resistant sheet characterized by comprising: a fiber base material layer including a non-melting fiber A having a high-temperature shrinkage rate of 3% or less and a thermal conductivity pursuant to ISO 22007-3 (2008) of 0.060 W/m･K or less, and a thermoplastic fiber B having an LOI value pursuant to JIS K7201-2 (2007) of 25 or greater; and a resin layer including expandable graphite, the resin having a phase transition temperature pursuant to JIS K7121 (2012) which is lower than an expansion starting temperature of the expandable graphite by 20°C or more.
Inventors:
HARADA MASARU (JP)
UEMURA ERIKA (JP)
NINOMIYA YUKI (JP)
UEMURA ERIKA (JP)
NINOMIYA YUKI (JP)
Application Number:
PCT/JP2023/006970
Publication Date:
September 21, 2023
Filing Date:
February 27, 2023
Export Citation:
Assignee:
TORAY INDUSTRIES (JP)
International Classes:
B32B5/28; B32B27/00; B32B27/20; C09K21/10; D04H1/4326
Domestic Patent References:
| WO2017006807A1 | 2017-01-12 |
Foreign References:
| JP2021195461A | 2021-12-27 | |||
| JP2019213629A | 2019-12-19 | |||
| JP2019096410A | 2019-06-20 |
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