OIL-BASED INK COMPOSITION FOR WRITING UTENSILS, WRITING UTENSIL USING SAME AND AIR BRUSH UNIT USING SAME
申请人:MITSUBISHI PENCIL COMPANY, LIMITED
公开号:EP3885414A1
公开(公告)日:2021-09-29
Provided are an oil-based ink composition for writing utensils, a writing utensil using the same, and an airbrush unit using the same. The oil-based ink composition for writing utensils has good writing properties on writing surfaces of various materials and improved scratch resistance to scratches repeated or to scratches with stronger force on a marking after writing. The subject oil-based ink composition for writing utensils contains at least an aluminum pigment, a colorant, a resin, an organic solvent, and a polydimethylsiloxane, the polydimethylsiloxane having polyether-modifying groups at both ends, and a total number of hydroxyl groups on the polyether-modifying groups being 3 or greater.
本文提供了一种用于书写用具的油基墨水组合物、一种使用该组合物的书写用具和一种使用该组合物的喷笔装置。这种用于书写用具的油基墨水组合物在各种材料的书写表面上都具有良好的书写性能,并且在书写后的标记上具有更好的抗反复划痕或抗更强力划痕的能力。所述书写用具油基墨水组合物至少含有铝颜料、着色剂、树脂、有机溶剂和聚二甲基硅氧烷,所述聚二甲基硅氧烷两端具有聚醚改性基团,聚醚改性基团上的羟基总数为 3 或更多。