Polyhydroxyalkanoate containing unit with thienyl structure in the side chain, process for its production, charge control agent, toner binder and toner which contain this polyhydroxyalkanoate, and image-forming method and image-forming apparatus which make use of the toner
申请人:CANON KABUSHIKI KAISHA
公开号:EP1245605A2
公开(公告)日:2002-10-02
A polyhydroxyalkanoate characterized by having in the molecule a unit represented by Chemical Formula (1) :
wherein n may assume any one integral value within the range of from 1 to 8.
Also disclosed are a process for producing the polyhydroxyalkanoate by the use of a microorganism having the ability to produce the polyhydroxyalkanoate and accumulate it in the bacterial body; a charge control agent, a toner binder and a toner which contain this polyhydroxyalkanoate; and an image-forming method and an image-forming apparatus which make use of the toner.
一种聚羟基烷酸酯,其特征在于分子中具有由化学式(1)表示的单元:
其中 n 可取 1 至 8 范围内的任意一个整数值。
本发明还公开了一种生产聚羟基烷酸酯的工艺,该工艺使用的微生物具有生产聚羟基烷酸酯并将其积聚在细菌体内的能力;一种电荷控制剂、一种墨粉粘合剂和一种墨粉,其中含有这种聚羟基烷酸酯;以及一种图像形成方法和一种图像形成装置,其中使用了该墨粉。