公开(公告)号：JPS5666856A

公开(公告)日：1981-06-05

申请号：JP14351579

申请日：1979-11-06

Applicant: TORAY INDUSTRIES

Inventor： KASHIWAGI RIKUO

IPC: G03G9/08 ,  G03G9/087

Abstract: PURPOSE:To prevent deterioration in the quality of a transferred image due to a residual toner stuck to the surface of a toner image forming member by partially burying fine powder of a substance harder than the member surface in a toner. CONSTITUTION:Fine powder 3 of a substance harder than the surface of a toner image forming member such as a photosensitive drum is partially buried in toner 2 to manufacture dry toner 1. For example, toner 2 is prepared by melting a heat or pressure fixable resin, after which the molten resin is mixed with a pigment, a charge regulating agent, etc., cooled, and pulverized. Toner 2 is mixed with fine powder 3 and heated toan appropriate temp. to bury powder 3 in toner 2 preferably by about half. Powder of a

公开(公告)号：JPS52107596A

公开(公告)日：1977-09-09

申请号：JP6537573

申请日：1973-06-12

Applicant: TORAY INDUSTRIES

Inventor： KASHIWAGI RIKUO ,  TERADA YUUKO

IPC: C03C17/27 ,  C03C17/22 ,  C23C14/58 ,  H01B5/14 ,  H01B13/00

公开(公告)号：JPS5279976A

公开(公告)日：1977-07-05

申请号：JP15471275

申请日：1975-12-26

Applicant: TORAY INDUSTRIES

Inventor： OKABAYASHI MINORU ,  YAMAZAKI CHIKAYASU ,  SUMITOMO SHINICHI ,  KASHIWAGI RIKUO ,  YAMADA TOORU

IPC: G01L1/10 ,  G01L1/16

公开(公告)号：JPS5279975A

公开(公告)日：1977-07-05

申请号：JP15471175

申请日：1975-12-26

Applicant: TORAY INDUSTRIES

Inventor： OKABAYASHI MINORU ,  YAMAZAKI CHIKAYASU ,  SUMITOMO SHINICHI ,  KASHIWAGI RIKUO ,  YAMADA TOORU

IPC: G01L1/10 ,  G01L1/16