Aqueous ink composition for writing instrument

Details Aqueous ink composition for writing instrument Aqueous ink composition for writing instrument

1993-09-03

1995-11-14

Klemanski, Helene

Compositions: coating or plastic

Coating or plastic compositions

Metal-depositing composition or substrate-sensitizing...

106 25A, 106 20R, 106 22F, 106 23F, C09D 1114

Patent

active

054662834

ABSTRACT:
There is provided aqueous ink of high viscosity for writing instrument, capable of maintaining stable dispersed or dissolved state of the coloring material even after a prolonged period and exhibiting high fluidity under a shearing force applied by the writing operation in the ball point pen.
The ink contains, as essential components, a coloring material, succinoglycan which is an organic acid-modified heteropolysaccharide composed of glucose and galactose as component monosaccharides, and aqueous medium in which water constitutes at least 50 wt. %.

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patent: 5013361 (1991-05-01), Case et al.
patent: 5108505 (1992-04-01), Moffatt
patent: 5252727 (1993-10-01), Ullmann et al.

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