US 7,541,130 B2
Sulfone charge control agents for electrostatographic toners
Robert A. Guistina, Rochester, N.Y. (US); Dinesh Tyagi, Fairport, N.Y. (US); and Jason Morgan, Fairport, N.Y. (US)
Assigned to Eastman Kodak Company, Rochester, N.Y. (US)
Filed on Nov. 01, 2005, as Appl. No. 11/264,735.
Prior Publication US 2007/0099103 A1, May 03, 2007
Int. Cl. G03G 9/08 (2006.01)
U.S. Cl. 430—108.5  [430/109.1; 430/109.5] 16 Claims
 
1. An electrostatographic toner comprising:
a polymeric binder; and
a sulfone charge control agent having the structure
X—SO2—Y wherein X is an alkyl group and Y is an alkyl group.