[2A01-05] Decontamination and Evaluation of Radiolysis Gas

[2A05] Basic Study on Reduction of Hydrogen Concentration for Radioactive Waste Long-Term Storage Containers

(2)Development of hydrogen recombination catalyst using geopolymer

*Isamu Kudo¹, Shogo Taira¹, Keisuke Tanizawa¹, Taro Utsumi², Nobuhiro Oda², Hisayuki Suematsu², Kazuyuki Takase² (1. DAVAN ENG, 2. Nagaoka University of Technology)

Keywords:waste storage container, reduction of hydrogen concentration, recombination catalyst, geopolymer, supported platinum

As a basic study on reduction of hydrogen concentration for radioactive waste long-term storage containers, a hydrogen recombination catalyst in which platinum was supported on the geopolymer was prepared. We report on its characteristics.