National Institute of Advanced Industrial Science and Technology

Dai Nippon Printing Co., Ltd.

Shusuke Kanazawa

Jun Akedo

Tetsuo Tsuchiya

Hirobumi Ushijima

Muneyasu Suzuki

Shun Hasegawa

Motoshi Itagaki

Disclosed is a highly dense aggregate of brittle material particles having an interface at which the particles are bonded to each other and pores between the brittle material particles structuring the highly dense aggregate, where a porosity which is a volume ratio of the pores with respect to the whole of the highly dense aggregate is equal to or less than 20%, and a volume ratio of the pores communicating with an apparent outer surface of the highly dense aggregate with respect to a volume of all of the pores of the highly dense aggregate is equal to or higher than 65%.

Highly dense brittle-material structural member having impregnating property

Growing community of inventors

Tsukuba, Japan

Shusuke Kanazawa