Patent ID: 8840975

Claim:
A recording medium comprising: a base; and an ink-receiving layer, wherein the ink-receiving layer comprises inorganic particles, a binder, a poly(diallyldimethylamine hydrochloride), a cationic polymer having a sulfonyl group, and a polyvalent metal, wherein the content of the poly(diallyldimethylamine hydrochloride) in the ink-receiving layer is 1 part by mass or more and 10 parts by mass or less based on 100 parts by mass of the inorganic particles, wherein the content of the cationic polymer having a sulfonyl group in the ink-receiving layer is 0.1 parts by mass or more and 5 parts by mass or less based on 100 parts by mass of the inorganic particles, and wherein the content of the polyvalent metal in the ink-receiving layer is 0.1 parts by mass or more and 10 parts by mass or less based on 100 parts by mass of the inorganic particles.