申请人:Kao Corporation
公开号:US06730780B2
公开(公告)日:2004-05-04
An oil-soluble dye prepared by subjecting a water-soluble dye having at least one group selected from the group consisting of sulfonate group and carboxyl group in its molecule to amidation: a water-based ink comprising the oil-soluble dye: and a process for preparing an oil-soluble dye, comprising halogenating a water-soluble dye having at least one group selected from the group consisting of sulfonate group and carboxyl group in its molecule, and thereafter subjecting the resulting halogenated water-soluble dye to amidation. The Oil-soluble dye of the present invention can be suitably and favorably used for inks for inkjet recording, inks for ball-points pens, inks for markers, toners, paints such as lacquers, inks for felt pens, and the like.
一种油溶性染料,通过将具有分子中至少一种来自磺酸基团和羧基团的基团的水溶性染料经过酰胺化处理而制备:包括该油溶性染料的水性油墨:以及制备油溶性染料的方法,包括卤代化具有分子中至少一种来自磺酸基团和羧基团的基团的水溶性染料,然后将得到的卤代水溶性染料经过酰胺化处理。本发明的油溶性染料可适用于喷墨打印墨水、圆珠笔墨水、记号笔墨水、色调、漆(如清漆)、毛毡笔墨水等。