| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a new naphthoxazinebenzoxazine-based monomer excellent in heat resistance and phosphoric acid resistance, to provide its polymer, to provide a fuel cell electrode, to provide a fuel cell electrolytic membrane, and to provide a fuel cell. <P>SOLUTION: Provided are the naphthoxazinebenzoxazine-based monomer having a prescribed chemical formula, its polymer, the fuel cell electrode, the fuel cell electrolytic membrane, and the fuel cell. The naphthoxazinebenzoxazine-based monomer can be used to improve the heat resistance and the phosphoric acid resistance. <P>COPYRIGHT: (C)2009,JPO&INPIT |
