Patents Assigned to Japan Sience and Technology Agency
  • Photocatalyst and process for producing the same
    Patent number: 7704914
    Abstract: A photocatalyst which has high catalytic activity, is nontoxic, has a long life, can utilize visible light as it is for photocatalytic reactions, and is useful especially for hydrogen generation; and a process for producing the same. The photocatalyst comprises cadmium sulfide, has a capsule structure, wherein platinum is supported thereto. It can be obtainable by bubbling H2S gas into a liquid to which particles of cadmium oxide have been added.
    Type: Grant
    Filed: August 23, 2002
    Date of Patent: April 27, 2010
    Assignees: Nittetsu Mining Co., Ltd., Japan Sience and Technology Agency
    Inventors: Kazuyuki Tohji, Akira Kishimoto, Takafumi Atarashi