Patent ID: 8592011
Filing Date: 2013-11-26
Classification: B41M

Abstract:
1. An ink jet recording medium comprising: a support substrate; and at least two ink receiving layers provided on the support substrate, wherein among the at least two ink receiving layers, two ink receiving layers each contain at least one selected from alumina and an alumina hydrate, a poly(vinyl alcohol), at least one selected from boric acid and a borate, and a water-soluble zirconium compound, and the total content of boric acid, a borate, and a water-soluble zirconium salt of one of the two ink receiving layers located close to the support substrate to the total content of alumina and an alumina hydrate thereof is higher than the total content of boric acid, a borate, and a water-soluble zirconium salt of the other one of the two ink receiving layers located apart from the support substrate to the total content of alumina and an alumina hydrate thereof.