OIL-BASED INK FOR BALLPOINT PEN

PROBLEM TO BE SOLVED: To provide an ink for ballpoint pen imparting stringiness and shearing reduction viscosity to ink, having little adhesion of ink and drop of ink to outer surface of a ball holder and having nonconventional light and smooth condition of pen. SOLUTION: The oil-based ink for ballp...

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Hauptverfasser: TAKAGISHI IKUO, OTSUBO AYA
Format: Patent
Sprache:eng
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Zusammenfassung:PROBLEM TO BE SOLVED: To provide an ink for ballpoint pen imparting stringiness and shearing reduction viscosity to ink, having little adhesion of ink and drop of ink to outer surface of a ball holder and having nonconventional light and smooth condition of pen. SOLUTION: The oil-based ink for ballpoint pen comprises at least a coloring agent, benzyl monoglycol and/or benzyl polyglycol and one or more kinds of mixtures selected from cellulose derivative and/or mucopolysaccharides. COPYRIGHT: (C)2007,JPO&INPIT