OILY GEL INK COMPOSITION FOR MARKER PEN AND METHOD OF PREPARING THE SAME

PURPOSE: An oily gel ink composition for marker pens is provided to stably show the vivid color on an existing concavo-convex blackboard, to ensure excellent erasability for a long time, good storage stability, and excellent feeling of writing. CONSTITUTION: A method for preparing an oily gel ink co...

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Bibliographische Detailangaben
Hauptverfasser:	KO, MYUNG SOOK, LEE, JONG HYUK
Format:	Patent
Sprache:	eng
Schlagworte:	ADHESIVES BUREAU ACCESSORIES CHEMICAL PAINT OR INK REMOVERS CHEMISTRY COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS CORRECTING FLUIDS DYES FILLING PASTES IMPLEMENTS FOR WRITING OR DRAWING INKS METALLURGY MISCELLANEOUS APPLICATIONS OF MATERIALS MISCELLANEOUS COMPOSITIONS NATURAL RESINS PAINTS PASTES OR SOLIDS FOR COLOURING OR PRINTING PERFORMING OPERATIONS POLISHES TRANSPORTING USE OF MATERIALS THEREFOR WOODSTAINS WRITING OR DRAWING IMPLEMENTS
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Beschreibung
Zusammenfassung:	PURPOSE: An oily gel ink composition for marker pens is provided to stably show the vivid color on an existing concavo-convex blackboard, to ensure excellent erasability for a long time, good storage stability, and excellent feeling of writing. CONSTITUTION: A method for preparing an oily gel ink composition for marker pens comprises the steps of: (i) heating alcohol 10-18 parts by weight to 60-80 °C; (ii) adding polyvinylbutyral resin 3-7 parts by weight to the heated alcohol and stirring the materials for 1-3 hours to form a gel composition; (iii) adding color pigments 20-25 parts by weight to the gel composition and pulverizing the added mixture; and (iv) adding alcohol 5-7 parts by weight, dispersing agent 1-3 parts by weight, anti-sagging agent 1-2 parts by weight, release agent 25-30 parts by weight and emulsifier 1-3 parts by weight and stirring the added mixture for 30 minutes - 2 hours.