Toner for developing electrostatic latent image

专利名称：Toner for developing electrostatic latent

image

发明人：Takagiwa, Hiroyuki,Takahashi, Jiro,Akimoto,

Kunio,Uchida, Masafumi,Shirose, Meizo

申请号：EP85303876.8申请日：19850531公开号：EP0164257B1公开日：19910417

摘要：A toner suitable for developing an electrostatic latent image is describedcomprising (a) a polyester resin of a non-linear copolymer having, as a side chain, analiphatic hydrocarbon group containing 3 to 22 carbon atoms, said copolymer beingobtainable by polymerization of an etherified bisphenol, a di-carboxylic acid, and either apolyhydric alcohol with 3 or more OH groups or a polycarboxylic acid containing 3 ormore carboxylic acid groups, or both, (b) at least one alkylene-bis-aliphatic acid amidecompound represented by the general formula: wherein R, and R are independentlysaturated or unsaturated aliphatic hydrocarbon groups having not less than 10 carbonatoms, R and R are independently a hydrogen atom and a group represented by -OCRwherein R is a saturated or unsaturated hydrocarbon group and n is a positive integer and(c) a wax containing not less than 20% by weight of ester component, the needlepenetration degree of the wax being not more than 4.

申请人：KONICA CORPORATION

地址：26-2, NISHI-SHINJUKU 1-CHOME SHINJUKU-KU; TOKYO

代理机构：Ellis-Jones, Patrick George Armine

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