The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 13, 2010
Filed:
Mar. 10, 2004
Masayuki Saito, Hiratsuka, JP;
Oji Kuno, Toyota, JP;
Masanori Yamato, Toyota, JP;
Masaya Ibe, Susono, JP;
Masayuki Saito, Hiratsuka, JP;
Oji Kuno, Toyota, JP;
Masanori Yamato, Toyota, JP;
Masaya Ibe, Susono, JP;
Tanaka Kikinzoku Kogyo K.K., Tokyo, JP;
Toyota Jidosha Kabushiki Kaisha, Aichi, JP;
Abstract
The present invention is a catalyst comprising one or more kinds of catalyst metal, a promoter metal composed of at least one element selected from alkaline earth metals, transition metals, rare earth metals, aluminum and gallium, and a support, wherein the catalyst metal and the promoter metal are supported on the support through allowing a multi-element metal colloid solution to be attached to the support, and the multi-element metal colloid solution comprises a solvent comprising water or a mixture of water and an organic solvent, metal cluster particles which are dispersed and suspended in the solvent and composed of one or more kinds of catalyst metal, a protective agent for protecting the metal cluster particles, and one or more kinds of metal ions bonded to the protective agent, the ions selected from alkaline earth metal ions, transition metal ions, rare earth metal ions, aluminum ions and gallium ions.