	US 11,718,718 B2
	Refractory material
Satoshi Katsuya, Kurashiki (JP); Yosuke Washitake, Kurashiki (JP); Ryokei Endo, Chiyoda-ku (JP); and Shunsuke Suiko, Osaka (JP)
Assigned to KURARAY CO., LTD., Kurashiki (JP)
Filed by KURARAY CO., LTD., Kurashiki (JP)
Filed on May 19, 2020, as Appl. No. 16/877,716.
Application 16/877,716 is a continuation of application No. PCT/JP2018/043529, filed on Nov. 27, 2018.
Claims priority of application No. 2017-227421 (JP), filed on Nov. 28, 2017.
Prior Publication US 2020/0277456 A1, Sep. 3, 2020
Int. Cl. C08J 5/04 (2006.01)

CPC C08J 5/042 (2013.01) [C08J 2371/10 (2013.01); C08J 2379/02 (2013.01)]

12 Claims

1. A refractory material at least comprising: discontinuous reinforcing fibers having a thermal conductivity of 4 W/(m·K) or higher; and a flame-retardant thermoplastic resin, wherein the discontinuous reinforcing fibers are dispersed in the flame-retardant thermoplastic resin to form the refractory material,

wherein the refractory material after expansion has a porosity of 30% or higher.