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    • 3. 发明授权
    • Aqueous pigment ink composition for ball-point pens
    • 用于圆珠笔的水性颜料墨水组合物
    • US5281262A
    • 1994-01-25
    • US928943
    • 1992-08-11
    • Mizue Saito
    • Mizue Saito
    • C09D11/18
    • C09D11/18
    • The present invention provides an aqueous pigment ink for ball-point pen which can inhibit surface tension from extremely deteriorating to protect written letters from blur and which is excellent in non-drying properties and which has lubricating properties enough to smoothly rotate a ball and to decrease friction of a ball seat, whereby a writing performance can be remarkably improved and a comfortable writing performance can be given.The aqueous pigment ink composition for ball-point pens of the present invention is characterized by comprising a pigment, a dispersant, water and an adduct of at least one polyhydric alcohol with an alkylene oxide, the polyhydric alcohol being selected from the group consisting of polyglycerin, glycerin, trimethylolpropane and a mixture thereof.
    • 本发明提供一种用于圆珠笔的水性颜料墨水,其可以抑制表面张力极度恶化,以保护书面字母免于模糊,并且具有优异的非干燥性能,并且具有足够的润滑性能以平滑地旋转球并减少 一个球座的摩擦力,从而可以显着提高书写性能,并且可以提供舒适的写入性能。 本发明的圆珠笔水性颜料墨水组合物的特征在于,含有颜料,分散剂,水和至少一种多元醇与烯化氧的加合物,所述多元醇选自聚甘油 ,甘油,三羟甲基丙烷及其混合物。