Nichias Corporation

Kazuki Soeda

Koji Iwata

Ken Yonaiyama

Hideki Kitahara

Tatsuro Miki

Kazutaka Murayama

Keiji Tsukahara

Takahito Mochida

Hikari Sasaki

Kei Tsukada

Hironari Fujiki

A porous body including an inorganic fiber and an organic binder, wherein the average fiber diameter of the inorganic fiber is 2.0 μm or less, the amount of the inorganic fiber is 90% by mass or more, the amount of the organic binder is 0.5% by mass or more and 10% by mass or less, the organic binder contains an elastomer, and the bulk density of the porous body is 30 kg/mor less.

Porous body

Inorganic fibers including the following composition, SiO, AlO, MgO and CaO being main components, and the inorganic fibers being produced by a melting method: SiO: 3.0 wt % or more and less than 48.0 wt %, AlO: more than 20.0 wt % and 80.0 wt % or less, MgO: 1.0 wt % or more and 50.0 wt % or less, CaO: 1.0 wt % or more and 50.0 wt % or less, and FeO: 0.0 wt % or more and less than 1.0 wt %.

Biosoluble inorganic fiber

Inorganic fibers including the following composition, SiO, MgO and CaO being main components: SiO: 73.6 wt % to 85.9 wt %, MgO: 9.0 wt % to 21.3 wt %, CaO: 5.1 wt % to 12.4 wt %, AlO: 0 wt % or more and less than 2.3 wt %, and FeO: 0 wt % to 0.50 wt %.

Bio-soluble inorganic fiber

Growing community of inventors

Tokyo, Japan

Kazuki Soeda