| http://www.w3.org/ns/prov#value | - Illustrated in U.S. Pat. No. 5,250,381, the disclosure of which is totally incorporated herein by reference, is a negatively charged toner composition comprised of resin particles, pigment particles, and an aluminum salt of thiophenecarboxylic acid charge enhancing additive; and a negatively charged toner composition comprised of resin, pigment, and an aluminum salt charge enhancing additive of th
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