JPS5776067A - Water-based ink - Google Patents

Water-based ink

Info

Publication number
JPS5776067A
JPS5776067A JP55151599A JP15159980A JPS5776067A JP S5776067 A JPS5776067 A JP S5776067A JP 55151599 A JP55151599 A JP 55151599A JP 15159980 A JP15159980 A JP 15159980A JP S5776067 A JPS5776067 A JP S5776067A
Authority
JP
Japan
Prior art keywords
water
based ink
dyes
colorant
substitutable aryl
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.)
Granted
Application number
JP55151599A
Other languages
Japanese (ja)
Other versions
JPS64430B2 (en
Inventor
Kazuo Iwata
Shoichi Shinozuka
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Pentel Co Ltd
Original Assignee
Pentel Co Ltd
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
Application filed by Pentel Co Ltd filed Critical Pentel Co Ltd
Priority to JP55151599A priority Critical patent/JPS5776067A/en
Publication of JPS5776067A publication Critical patent/JPS5776067A/en
Publication of JPS64430B2 publication Critical patent/JPS64430B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Inks, Pencil-Leads, Or Crayons (AREA)

Abstract

PURPOSE:To prepare a water-based ink giving a marking trace having excellent water-resistance, and suitable for writing utensils, printing, recording instrument, stamp, jet printing, etc., by using a yellow acid dye having specific structure as the colorant singly or in combination with other dyes. CONSTITUTION:The objective water-based ink is prepared by adding a colorant composed of (A) an alkali metal salt of the compound of formula (Ar is substitutable aryl having one or more carboxyl groups; X is H or substitutable aryl) and optionally (B) other acid dyes and/or direct dyes, in water containing an organic solvent, etc. such as ethylene glycol, etc.
JP55151599A 1980-10-29 1980-10-29 Water-based ink Granted JPS5776067A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP55151599A JPS5776067A (en) 1980-10-29 1980-10-29 Water-based ink

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP55151599A JPS5776067A (en) 1980-10-29 1980-10-29 Water-based ink

Publications (2)

Publication Number Publication Date
JPS5776067A true JPS5776067A (en) 1982-05-12
JPS64430B2 JPS64430B2 (en) 1989-01-06

Family

ID=15522042

Family Applications (1)

Application Number Title Priority Date Filing Date
JP55151599A Granted JPS5776067A (en) 1980-10-29 1980-10-29 Water-based ink

Country Status (1)

Country Link
JP (1) JPS5776067A (en)

Also Published As

Publication number Publication date
JPS64430B2 (en) 1989-01-06

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