Recording medium and dispersion of alumina hydrate
AssigneeCanon Kabushiki Kaisha
InventorsHitoshi Yoshino, Kyo Miura, Yuji Kondo
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Abstract
Disclosed herein is a recording medium comprising an alumina hydrate having an average pore radius of 20 to 200 .ANG. and a half breadth of pore radius distribution of 20 to 150 .ANG..
Claims23
A recording medium comprising a substrate and an ink-receiving layer containing an alumina hydrate and a binder provided on the substrate, wherein the alumina hydrate has at least two peaks in pore radius distribution, one of the peaks being located at a pore radius of smaller than 100 .ANG. and the other being located at a pore radius within a range of from 100 to 200 .ANG..
A recording medium comprising a substrate and an ink-receiving layer containing alumina hydrate which has at least two peaks in pore radius distribution, and a binder provided on the substrate, wherein the ink-receiving layer has at least two peaks in pore radius distribution, one of the peaks of the ink-receiving layer being located at a pore radius of smaller than 100 .ANG. and the other of the peaks of the ink-receiving layer being located at a pore radius within a range of from 100 to 200 .ANG..
Dependencies are inferred from the claim text.