Capillary type ink

Coating implements with material supply – Material flows through porous tool

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Details

106 22, B43K 802

Patent

active

042026520

ABSTRACT:
Ink compositions for use in capillary type writing instruments containing amide compounds of the formula: ##STR1## wherein R.sub.1 is --H, --CH.sub.3, or --NH.sub.2 when R.sub.2 is --(CH.sub.2).sub.2 OH and R.sub.3 is --H or --(CH.sub.2).sub.2 OH, and --NH.sub.2 when R.sub.2 and R.sub.3 are --H,

REFERENCES:
patent: 2225604 (1940-12-01), Lubs et al.
patent: 3519443 (1970-07-01), Kaplan et al.
patent: 3705405 (1972-12-01), Nadolski
patent: 3889269 (1975-06-01), Meyer

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