Aqueous metallic ink for ball-point pen

Details Aqueous metallic ink for ball-point pen Aqueous metallic ink for ball-point pen

1994-09-27

1995-12-12

Klemanski, Helene

Compositions: coating or plastic

Coating or plastic compositions

Metal-depositing composition or substrate-sensitizing...

106 20C, 106 22C, 106 22F, 106 25A, C09D 1118, C09D 1114

Patent

active

054746035

ABSTRACT:
An aqueous metallic ink for a ball-point pen which is prevented from causing deterioration such as sedimentation of aluminum powder during the storage for a long period of time and which can be continuously used for writing. The ink comprises an aluminum powder, a natural polysaccharide or a dierivative thereof as a thickener, a water-soluble organic solvent and water, and has a viscosity of 100 to 1,500 P (ST rotor of E-type viscometer, 1 rpm, 25.degree. C. ) and a ratio of the viscosity at 1 rpm to that at 10 rpm of at least 3.0.

REFERENCES:
patent: 4180407 (1979-12-01), Gibson et al.
patent: 4490177 (1984-12-01), Shioi et al.
patent: 4545819 (1985-10-01), Shioi et al.
patent: 4604139 (1986-08-01), Shioi et al.
patent: 5302195 (1994-04-01), Helbrecht et al.

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