Patent ID: 6214509
Filing Date: 2001-04-10
Classification: G03G

Abstract:
A toner, comprising at least toner particles containing a binder resin and colorant, inorganic fine particles, and a hydrotalcite compound shown by the general formula (1):M1.sub.y1.sup.2+ M2.sub.y2.sup.2+ . . . Mj.sub.yj.sup.2+ L1.sub.x1.sup.3+ L2.sub.x2.sup.3+ . . . Lk.sub.xk.sup.3+ (OH).sub.2.(X/n)A.sup.n-.mH.sub.2 O (1)wherein 0<[X=(x1+x2+ . . . +xk)].ltoreq.0.5; Y=(y1+y2+ . . . +yj)=1-X; j and k are each an integer of 2 or larger; M1.sup.2+, M2.sup.2+ . . . and Mj.sup.2+ are divalent metallic ions different from each other; L1.sup.3+, L2.sup.3+ . . . and Lk.sup.3+ are trivalent metallic ions different from each other; A.sup.n- is a n-valent anion; and m.gtoreq.0.