abstract |
Provided is a recording medium comprising aluminanhydrate, wherein said alumina hydrate having a boehmitenstructure and containing silica within alumina hydratenparticles, in part of or a whole of said aluminanhydrate particles, and the crystallinity of saidnalumina hydrate obtained by an X-ray diffractionnanalysis of said recording medium is in a range of fromn15 to 80. |