公开(公告)号：US20170138234A1

公开(公告)日：2017-05-18

申请号：US15321277

申请日：2015-06-11

Applicant: NICHIAS CORPORATION

Inventor： Kazutoshi ISOMURA ,  Hiroki NAKAMURA ,  Kiyoshi SATO ,  Isami ABE

IPC: F01N3/021 ,  B01D39/20 ,  F01N3/022 ,  B01D46/00 ,  F01N3/035 ,  F01N3/28

CPC classification number: F01N3/0211 ,  B01D39/2082 ,  B01D46/0005 ,  B01D46/0027 ,  B01D53/94 ,  B01D2239/0208 ,  B01D2239/065 ,  B01D2239/10 ,  B01D2279/30 ,  B32B5/26 ,  D04H1/4209 ,  D04H1/58 ,  F01N3/0217 ,  F01N3/0226 ,  F01N3/035 ,  F01N3/28 ,  F01N3/285 ,  F01N3/2864 ,  F01N2330/06 ,  F01N2510/06

Abstract: A holding material includes a stack of a first mat and a second mat, the first mat including alumina fibers that include 60 wt % or more of alumina and 40 wt % or less of silica, and the second mat including silica fibers that include 60 wt % or more of silica and 40 wt % or less of alumina and having a surface pressure higher than that of the first mat as measured at a gap bulk density of 0.30 g/cm3.

公开(公告)号：US20180016195A1

公开(公告)日：2018-01-18

申请号：US15546983

申请日：2016-01-28

Applicant: NICHIAS CORPORATION

Inventor： Kazutaka MURAYAMA ,  Osamu HORIUCHI ,  Kiyoshi SATO

IPC: C04B38/10 ,  G10K11/162 ,  C03C13/00

CPC classification number: C04B38/10 ,  C03C13/00 ,  C03C25/40 ,  C04B20/1051 ,  C04B2111/28 ,  C04B2111/52 ,  G10K11/162 ,  C04B14/42 ,  C04B38/0054 ,  C04B40/024

Abstract: A foamed body that is a porous foamed body including inorganic fibers other than asbestos, and having a compressive stress when compressed at normal temperature at a compression ratio of 80% of 0.1 MPa or less and a recovery ratio when compressed at normal temperature at a compression ratio of 80% of 50% or more.