Title:
LIQUID DEVELOPER
Document Type and Number:
Japanese Patent JP2007163753
Kind Code:
A
Abstract:
To provide a liquid developer having high storage stability and good positive charging property and fixability.
The liquid developer composed of vegetable oil using a positive charge type pigment as a carrier liquid contains both of a phosphorous ester-based anti-oxidant and a phenolic anti-oxidant, in which the linolenic acid component of triglyceride in the carrier liquid is 10 to 60 mass%.
Inventors:
MIYAGAWA NOBUHIRO
Application Number:
JP2005358953A
Publication Date:
June 28, 2007
Filing Date:
December 13, 2005
Export Citation:
Assignee:
SEIKO EPSON CORP
International Classes:
G03G9/12
Attorney, Agent or Firm:
Akira Yonezawa
Ryukichi Abe
Hirukawa Masanobu
Norihiko Uchida
Hideo Sugai
Kenji Aoki
Hiroshi Nagisawa
Tsutomu Iitaka
Takehiko Katayose
Teiji Tanaka
Takashi Koyama
Ryukichi Abe
Hirukawa Masanobu
Norihiko Uchida
Hideo Sugai
Kenji Aoki
Hiroshi Nagisawa
Tsutomu Iitaka
Takehiko Katayose
Teiji Tanaka
Takashi Koyama