公开(公告)号：US10274854B2

公开(公告)日：2019-04-30

申请号：US15681580

申请日：2017-08-21

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Masahide Yamada ,  Akinori Terada ,  Keiichi Ishikawa ,  Kenichi Miyamoto

IPC: G03G9/087 ,  G03G9/08 ,  G03G9/093

Abstract: A toner for developing an electrostatic charge image, the toner including: elemental iron, wherein a content of the elemental iron is in a range of 1.0×103 to 1.0×104 ppm, based on a total weight of the toner; elemental silicon, wherein a content of the elemental silicon is in a range of 1.0×103 to 5.0×103 ppm, based on a total weight of the toner; elemental sulfur, wherein a content of the elemental sulfur is in a range of 500 to 3,000 ppm, based on a total weight of the toner; optionally elemental fluorine, wherein a content of the elemental fluorine, if present, is in a range of 1.0×103 to 1.0×104 ppm; and a binder resin.

公开(公告)号：US10234780B2

公开(公告)日：2019-03-19

申请号：US15200710

申请日：2016-07-01

Applicant: Samsung Electronics Co., Ltd.

Inventor： Akinori Terada ,  Keiichi Ishikawa ,  Kenichi Miyamoto ,  Masahide Yamada

IPC: G03G9/093 ,  G03G9/087 ,  G03G9/08

Abstract: A toner for developing an electrostatic charge image includes three or more elements selected from a group including an iron element, a silicon element, a sulfur element and a fluorine element and a binder resin including an amorphous polyester-based resin.

公开(公告)号：US09740125B2

公开(公告)日：2017-08-22

申请号：US15046822

申请日：2016-02-18

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Masahide Yamada ,  Akinori Terada ,  Keiichi Ishikawa ,  Kenichi Miyamoto

IPC: G03G9/087 ,  G03G9/08 ,  G03G9/093

CPC classification number: G03G9/08755 ,  G03G9/0804 ,  G03G9/0806 ,  G03G9/0819 ,  G03G9/0821 ,  G03G9/08797 ,  G03G9/09328

Abstract: A toner for developing an electrostatic charge image, the toner including: elemental iron, wherein a content of the elemental iron is in a range of 1.0×103 to 1.0×104 ppm, based on a total weight of the toner; elemental silicon, wherein a content of the elemental silicon is in a range of 1.0×103 to 5.0×103 ppm, based on a total weight of the toner; elemental sulfur, wherein a content of the elemental sulfur is in a range of 500 to 3,000 ppm, based on a total weight of the toner; optionally elemental fluorine, wherein a content of the elemental fluorine, if present, is in a range of 1.0×103 to 1.0×104 ppm; and a binder resin.