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    • 3. 发明授权
    • Binder resin for electrostatic image developing toner, binder resin liquid dispersion for electrostatic image developing toner, electrostatic image developing toner, and production processes thereof
    • 用于静电图像显影调色剂的粘合剂树脂,用于静电图像显影调色剂的粘合剂树脂液体分散体,静电图像显影调色剂及其制备方法
    • US07547500B2
    • 2009-06-16
    • US11298847
    • 2005-12-12
    • Yuki SasakiSatoshi HiraokaFumiaki MeraHirotaka MatsuokaYasuo Matsumura
    • Yuki SasakiSatoshi HiraokaFumiaki MeraHirotaka MatsuokaYasuo Matsumura
    • G03G9/00
    • G03G9/08755C08G63/199G03G9/0804G03G9/08797Y02P20/125
    • A binder resin for an electrostatic image developing toner, obtained by polycondensation reaction of a polycarboxylic acid and a polyol, wherein the polycarboxylic acid comprises at least one of a compound represented by formula (1) and a compound represented by formula (2) in an amount of from 50 to 100 mol %, the polyol comprises a compound represented by formula (3) in an amount of from 50 to 100 mol %, and a content of a catalyst-originated metal element in the resin is 100 ppm or less: R1OOCA1mB1nA1lCOOR1′  (1) (wherein A1 is a methylene group, B1 is an aromatic hydrocarbon group, R1 and R1′ each is a hydrogen atom or a monovalent hydrocarbon group, 1≦m+1≦12, and 1≦n≦3); R2OOCA2pB2qA2rCOOR2′  (2) (wherein A2 is a methylene group, B2 is an alicyclic hydrocarbon group, R2 and R2′ each is a hydrogen atom or a monovalent hydrocarbon group, 0≦p≦6, 0≦r≦6, and 1≦q≦3); HOXhYjXkOH  (3) (wherein X is an alkylene oxide group, Y is a bisphenol structure group, 1≦h+k≦10, and 1≦j≦3).
    • 通过多元羧酸和多元醇的缩聚反应获得的静电图像显影调色剂用粘合剂树脂,其中所述多元羧酸包含式(1)表示的化合物和式(2)表示的化合物中的至少一种, 量为50〜100摩尔%,多元醇为50〜100摩尔%的式(3)表示的化合物,树脂中的催化剂原料金属元素的含量为100ppm以下: <?in-line-formula description =“In-line Formulas”end =“lead”?> R1OOCA1mB1nA1lCOOR1'(1)<?in-line-formula description =“In-line Formulas”end =“tail”?> 其中A1是亚甲基,B1是芳族烃基,R1和R1'各自是氢原子或一价烃基,1≤m+1≤12和1≤n≤3)。 <?in-line-formula description =“In-line Formulas”end =“lead”?> R2OOCA2pB2qA2rCOOR2'(2)<?in-line-formula description =“In-line Formulas”end =“tail”?> 其中A2是亚甲基,B2是脂环族烃基,R2和R2各自是氢原子或一价烃基,0 <= p <= 6,0 <= r = 6和1 <= q <= 3); <?in-line-formula description =“In-line Formulas”end =“lead”?> HOXhYjXkOH(3)<?in-line-formula description =“In-line formula”end =“tail”?> X是环氧烷基团,Y是双酚结构基团,1 <= h + k <= 10,1 <= j = 3)。