Ball-point writing instrument containing an aqueous ink composit

Details Ball-point writing instrument containing an aqueous ink composit Ball-point writing instrument containing an aqueous ink composit

1987-11-23

1991-05-07

Willis, Prince E.

Compositions: coating or plastic

Coating or plastic compositions

Metal-depositing composition or substrate-sensitizing...

106 20, 106 23, 106 25, C09D 1100

Patent

active

050133616

ABSTRACT:
Aqueous based shear-thinning ink compositions and ball-point pens including the ink compositions. The ink compositions have a shear thinning index of from about 0.01 to about 0.6 and include colorant material(s) and a water dispersible, polymeric shear-thinning material substantially uniformly dispersed in a highly polar solvent system in which water is the primary solvent for the shear-thinning material.

REFERENCES:
patent: 3526522 (1970-09-01), Seregely et al.
patent: 3656857 (1972-04-01), Seregely et al.
patent: 4471079 (1984-09-01), Enami
patent: 4545818 (1985-10-01), Inoue et al.
patent: 4726845 (1988-02-01), Thompson et al.

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