发明名称 Polyester resin for toner, electrostatic-image-developing toner, electrostatic image developer, toner cartridge, process cartridge, image forming apparatus, and image forming method
摘要 There is provided a polyester resin for a toner, including: a polycondensate of a polyvalent carboxylic acid component and a polyhydric alcoholic component, wherein the polyhydric alcoholic component contains a rosin diol represented by the following Formula (1) and a content of the rosin diol is 80 mole % to 100 mole % based on the total polyhydric alcoholic component. wherein, each of R1 and R2 independently represents a hydrogen atom or a methyl group; L1 represents a divalent linking group having the following Formula (I); each of L2 and L3 independently represents a divalent linking group selected from the group consisting of carbonyl groups, carboxyl groups, ether groups, sulfonyl groups, substituted or unsubstituted chained alkylene groups, substituted or unsubstituted cyclic alkylene groups, substituted or unsubstituted arylene groups, and combinations thereof; and each of A1 and A2 independently represents a rosin ester group.
申请公布号 US8568950(B2) 申请公布日期 2013.10.29
申请号 US201213626433 申请日期 2012.09.25
申请人 FUJI XEROX CO., LTD. 发明人 SHIOZAKI HIROFUMI;YAMASAKI SUMIAKI;HIRAOKA SATOSHI;SASAKI YUKI;YOSHINO SUSUMU;MATSUOKA HIROTAKA;MIYATA EMI
分类号 G03G9/087 主分类号 G03G9/087
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