JPS6474278A - Toning of black in containing carbon black - Google Patents
Toning of black in containing carbon blackInfo
- Publication number
- JPS6474278A JPS6474278A JP62233509A JP23350987A JPS6474278A JP S6474278 A JPS6474278 A JP S6474278A JP 62233509 A JP62233509 A JP 62233509A JP 23350987 A JP23350987 A JP 23350987A JP S6474278 A JPS6474278 A JP S6474278A
- Authority
- JP
- Japan
- Prior art keywords
- black
- compound
- toner
- toning
- formula
- 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
Links
Landscapes
- Inks, Pencil-Leads, Or Crayons (AREA)
Abstract
PURPOSE:To make it possible to perform toning of a black ink containing carbon black inexpensively and to impart thereto high fastness and excellent toning effect and printability, by using a copper phthalocyanine pigment obtained by a specified preparation process as a toner. CONSTITUTION:A copper phthalocyanine pigment obtained by reacting phthalic acid and/or its derivative with urea and copper or its compound in an organic solvent in the presence of a catalyst and a compound of formula I [wherein CuPc is a copper phthalocyanine residue, X is a sulfonic acid group, a carboxyl group or a group derived from a carboxyl group (when two or more of these groups are adjacent to each other, they may be combined to form an imide or an acid anhydride) or its alkali metal or ammonium salt, and n<=8] [e.g., a compound of formula II (wherein n=0.2-4.0) or a compound of formula III (wherein n=0.5-8.0)] is used as a toner for a black ink containing carbons black. This pigment is more economical than conventional phthalocyanine pigments and Alkali Blue, has a blue color with a deep reddish black tint, and excels in fastness and printability, so that it is an excellent toner.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP62233509A JPS6474278A (en) | 1987-09-16 | 1987-09-16 | Toning of black in containing carbon black |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP62233509A JPS6474278A (en) | 1987-09-16 | 1987-09-16 | Toning of black in containing carbon black |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6474278A true JPS6474278A (en) | 1989-03-20 |
Family
ID=16956143
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP62233509A Pending JPS6474278A (en) | 1987-09-16 | 1987-09-16 | Toning of black in containing carbon black |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6474278A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005320541A (en) * | 2004-05-06 | 2005-11-17 | Agfa Gevaert Nv | Radiation-curable ink-jet printing |
US8083338B2 (en) | 2004-05-06 | 2011-12-27 | Agfa Graphics N.V. | Radiation-curable ink-jet printing |
JP2019123764A (en) * | 2018-01-12 | 2019-07-25 | 凸版印刷株式会社 | India ink and printed matter |
-
1987
- 1987-09-16 JP JP62233509A patent/JPS6474278A/en active Pending
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005320541A (en) * | 2004-05-06 | 2005-11-17 | Agfa Gevaert Nv | Radiation-curable ink-jet printing |
US8083338B2 (en) | 2004-05-06 | 2011-12-27 | Agfa Graphics N.V. | Radiation-curable ink-jet printing |
JP2019123764A (en) * | 2018-01-12 | 2019-07-25 | 凸版印刷株式会社 | India ink and printed matter |
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