JPH03276163A - Cyan developer - Google Patents

Cyan developer

Info

Publication number
JPH03276163A
JPH03276163A JP7774390A JP7774390A JPH03276163A JP H03276163 A JPH03276163 A JP H03276163A JP 7774390 A JP7774390 A JP 7774390A JP 7774390 A JP7774390 A JP 7774390A JP H03276163 A JPH03276163 A JP H03276163A
Authority
JP
Grant status
Application
Patent type
Prior art keywords
wt
resins
colorants
contg
pts
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP7774390A
Inventor
Koji Akiyama
Yutaka Kanamaru
Masayoshi Nawa
Masao Niki
Original Assignee
Kao Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date

Links

Abstract

PURPOSE: To reproduce the low saturation black of a full-color image and to improve the transparency and fastness of cyan by blending two kinds of specified binding resins in a prescribed ratio and using two kinds of specified colorants.
CONSTITUTION: This developer contains a toner contg. polyester resin (A) and styrene-acrylic resin (B) obtd. by copolymerizing a copolymerizable monomer contg. an amino group such as diethylaminoethyl methacrylate as binding resins in (55:45)-(95:5) weight ratio of A:B and further contg. C.I. Pigment Blue 15:3 (C) and C.I. Pigment Green 7 (D) as colorants. The ring and ball softening point of both the resins A, B has been regulated to ≤120°C. The pref. amt. of the colorant C used is 4.0-0.5 pt. wt. per 100 pts. wt. of the resins A, B, that of the colorant D is 4.0-0.5 pt. wt. and the pref. total amt. of the colorants C, D is 5.0-2.0 pts. wt.
COPYRIGHT: (C)1991,JPO&Japio
JP7774390A 1990-03-26 1990-03-26 Cyan developer Pending JPH03276163A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7774390A JPH03276163A (en) 1990-03-26 1990-03-26 Cyan developer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7774390A JPH03276163A (en) 1990-03-26 1990-03-26 Cyan developer

Publications (1)

Publication Number Publication Date
JPH03276163A true true JPH03276163A (en) 1991-12-06

Family

ID=13642392

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7774390A Pending JPH03276163A (en) 1990-03-26 1990-03-26 Cyan developer

Country Status (1)

Country Link
JP (1) JPH03276163A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6905808B2 (en) 2002-01-18 2005-06-14 Canon Kabushiki Kaisha Color toner, and full-color image forming method
JP2008203798A (en) * 2007-02-23 2008-09-04 Toyo Ink Mfg Co Ltd Full color toner set
JP2010054926A (en) * 2008-08-29 2010-03-11 Toyo Ink Mfg Co Ltd Full-color toner set

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6905808B2 (en) 2002-01-18 2005-06-14 Canon Kabushiki Kaisha Color toner, and full-color image forming method
US7229727B2 (en) 2002-01-18 2007-06-12 Canon Kabushiki Kaisha Color toner, and full-color image forming method
US7361441B2 (en) 2002-01-18 2008-04-22 Canon Kabushiki Kaisha Color toner, and full-color image-forming method
JP2008203798A (en) * 2007-02-23 2008-09-04 Toyo Ink Mfg Co Ltd Full color toner set
JP2010054926A (en) * 2008-08-29 2010-03-11 Toyo Ink Mfg Co Ltd Full-color toner set

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