Patent ID: 9067422
Filing Date: 2015-06-30
Classification: B41J,C09D,Y10T

Abstract:
1. An ink cartridge comprising: a water-based ink for ink-jet recording which contains a dye represented by a general formula (1), a triazole-based compound, and water; and a metallic component which has a contact surface contacting with the water-based ink, a concentration of an iron-oxidized component at the contact surface being greater than 0 atomic % and not more than 5 atomic %; wherein, in the general formula (1), Pc (Cu) represents a copper phthalocyanine nucleus represented by a general formula (Pc); R k satisfies 0<k<8; l satisfies 0<l<8; m satisfies 0≦m<8: n satisfies 0≦n<8; and k, l, m, and n satisfy 4≦k+1+m+n≦8.