JPS56133379A - Aqueous ink - Google Patents
Aqueous inkInfo
- Publication number
- JPS56133379A JPS56133379A JP3795980A JP3795980A JPS56133379A JP S56133379 A JPS56133379 A JP S56133379A JP 3795980 A JP3795980 A JP 3795980A JP 3795980 A JP3795980 A JP 3795980A JP S56133379 A JPS56133379 A JP S56133379A
- Authority
- JP
- Japan
- Prior art keywords
- aqueous ink
- acid
- colorant
- formalin condensate
- ink
- 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: Aqueous ink suitable for fountain pens, signature pens, drawing, etc., having improved dissolution stability and water resistance, comprising a formalin condensate of acid dy shown by a specific formula as a colorant.
CONSTITUTION: (A) Preferably 1W20wt% formalin condensate of an acid dye (preferably, C.I. Acid Yellow 98, C.I. Acid Orange 41, etc.) shown by the formula (A is an acid dye containing one sulfone group in its molecule; n is 0W5) as a colorant is blended with (B) preferably 10W60wt% aqueous ink solvent (e.g., diethylene glycol, etc.), and (C) preferably 40W80wt% water as a main solvent, to give the desired aqueous ink. A rust preventive, e.g., benzotriazole, etc. and an antiseptic, e.g., potassium sorbate, etc. may be added to the ink, if necessary.
COPYRIGHT: (C)1981,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3795980A JPS56133379A (en) | 1980-03-25 | 1980-03-25 | Aqueous ink |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3795980A JPS56133379A (en) | 1980-03-25 | 1980-03-25 | Aqueous ink |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS56133379A true JPS56133379A (en) | 1981-10-19 |
Family
ID=12512088
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3795980A Pending JPS56133379A (en) | 1980-03-25 | 1980-03-25 | Aqueous ink |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS56133379A (en) |
-
1980
- 1980-03-25 JP JP3795980A patent/JPS56133379A/en active Pending
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