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    • 10. 发明授权
    • Fluorine-containing graft copolymer and toner using the same
    • 含氟接枝共聚物和使用其的调色剂
    • US5328794A
    • 1994-07-12
    • US031952
    • 1993-03-16
    • Tsubuko KazuoShinichi KuramotoKazuhiko UmemuraToshihiko TakahashiHidemi Uematsu
    • Tsubuko KazuoShinichi KuramotoKazuhiko UmemuraToshihiko TakahashiHidemi Uematsu
    • C08F291/00G03G9/087G03G9/08C08F265/04
    • G03G9/08791C08F291/00G03G9/08728G03G9/08786
    • A fluorine-containing graft copolymer prepared by a step (i) of polymerizing a monomer having formula (I) and an unsaturated carboxylic acid or a monomer having a glycidyl group to obtain a copolymer, ##STR1## wherein R represents --H or --CH.sub.3 group; and A represents --COOC.sub.n H.sub.2n+1 or OC.sub.n H.sub.2n+1, in which n is an integer of 6 to 20; a step (ii) of esterifying the resulting copolymer by using a monomer having a glycidyl group in the case where a constituting monomer of the above copolymer is an unsaturated carboxylic acid, or by using an unsaturated carboxylic acid in the case where a constituting monomer of the above copolymer is a monomer having a glycidyl group; and a step (iii) of graft-polymerizing a monomer comprising at least fluoroalkyl acrylate or fluoroalkyl methacrylate on the above esterified copolymer. In addition, a toner comprising a coloring agent and a resin component which comprises the above-mentioned fluorine-containing graft copolymer is disclosed.
    • 通过聚合具有式(I)的单体和不饱和羧酸或具有缩水甘油基的单体的步骤(i)制备的含氟接枝共聚物以获得共聚物; A表示-COOC n H 2n + 1或OC n H 2n + 1,其中n为6至20的整数; 在上述共聚物的构成单体为不饱和羧酸的情况下使用具有缩水甘油基的单体或通过使用不饱和羧酸在所得共聚物的构成单体的情况下酯化所得共聚物的工序(ii) 上述共聚物是具有缩水甘油基的单体; 和在上述酯化共聚物上至少含有丙烯酸氟代烷基酯或甲基丙烯酸氟烷基酯的单体的接枝聚合步骤(iii)。 此外,公开了包含着色剂和包含上述含氟接枝共聚物的树脂组分的调色剂。