Oil-based ink composition for ballpoint pen using oil-based ink

Details Oil-based ink composition for ballpoint pen using oil-based ink Oil-based ink composition for ballpoint pen using oil-based ink

2003-09-19

2008-12-09

Lorengo, Jerry (Department: 1793)

Compositions: coating or plastic

Coating or plastic compositions

Marking

C106S031590, C106S031860, C106S031890

Reexamination Certificate

active

07462229

ABSTRACT:
Oil-based ink composition for a ballpoint pen, involving at least a coloring material, a resin and a solvent selected from the group consisting of an alcohol, a polyhydric alcohol and a glycol ether each having a vapor pressure of 0.001 mmHg or more at 25° C. as a main solvent and further involving a phosphoric acid ester neutralized material; in order to provide an ink composition for a ballpoint pen which suppresses blobbing of a written letter at the start of writing and is capable of being excellent in a soft smooth feeling on writing.

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