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United States Patent 5,188,918
ZioloFeb. 23, 1993

Toner and developer compositions comprising fullerene

Inventors: Ziolo; Ronald F. (Webster, NY).
Assignee: Xerox Corporation (Stamford, CT).
Appl. No.: 709,734
Filed: Jun. 3, 1991

Intl. Cl.:G03G 9/09;
U.S. Cl.:430/106.; 430/109.;
Field of Search:106;110;109

References Cited

U.S. Patent Documents
3,590,000Jun., 1971Palermiti et al. 252/ 62 .1
4,514,485Apr., 1985Ushiyama et al. 430/106 .6
4,560,635Dec., 1985Hoffend et al. 430/106 .6
4,828,954May, 1989Hashimoto et al. 430/110
4,935,326Jun., 1990Creatura et al. 430/108
4,937,166Jun., 1990Creatura et al. 430/108
4,990,427Feb., 1991Kohri et al. 430/110

Other References

Primary Examiner: Martin; Roalnd
Assistant Examiner: Ashton; Rosemary


A toner composition comprised of resin particles and pigment particles comprised of a fullerene or fullerenes.

18 Claims, No Drawings

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