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    • 4. 发明授权
    • Smear-resistant ink compositions
    • 防油墨组合物
    • US06946023B2
    • 2005-09-20
    • US10165663
    • 2002-06-06
    • Thomas MammenRobert Valadez
    • Thomas MammenRobert Valadez
    • C09D11/00
    • C09D11/32C09D11/50
    • In general, a smear-resistant ink composition according to the present invention comprises: (1) water; (2) at least one glycol selected from the group consisting of diethylene glycol, ethylene glycol, glycerol, and propylene glycol; (3) a pyrrolidone selected from the group consisting of 2-pyrrolidone and 3-pyrrolidone; and (4) at least one colorant that produces a detectable fluorescent color when the ink composition is applied to paper. Preferably, the pyrrolidone is 2-pyrrolidone. In one preferred embodiment, the at least one glycol comprises diethylene glycol and ethylene glycol. In another preferred embodiment, the at least one glycol comprises diethylene glycol, ethylene glycol, and propylene glycol. The composition can comprise other ingredients, such as a basic color stabilizer, a resin, a resin modifier that is a carbonate salt, a biocide, and a nonionic surfactant. The colorants can be formulated to produce a pink, yellow, blue, green, purple, or orange color; other colors are possible.
    • 通常,根据本发明的防污油墨组合物包括:(1)水; (2)至少一种选自二甘醇,乙二醇,甘油和丙二醇的二醇; (3)选自2-吡咯烷酮和3-吡咯烷酮的吡咯烷酮; 和(4)当将油墨组合物施加到纸上时产生可检测荧光颜色的至少一种着色剂。 优选地,吡咯烷酮是2-吡咯烷酮。 在一个优选的实施方案中,至少一种二醇包括二甘醇和乙二醇。 在另一个优选的实施方案中,至少一种二醇包括二甘醇,乙二醇和丙二醇。 组合物可以包含其它成分,例如碱性颜色稳定剂,树脂,作为碳酸盐的树脂改性剂,杀生物剂和非离子表面活性剂。 着色剂可配制成粉红色,黄色,蓝色,绿色,紫色或橙色; 其他颜色也是可以的。
    • 5. 发明授权
    • Ink composition resistant to solvent evaporation
    • 油墨组合物耐溶剂蒸发
    • US07084191B2
    • 2006-08-01
    • US10325138
    • 2002-12-20
    • Thomas MammenRobert Valadez
    • Thomas MammenRobert Valadez
    • C09D11/16C08L91/00
    • C09D11/16
    • The present invention is directed to an ink composition resistant to solvent evaporation which may be employed for use in retractable permanent marker pens. Generally, the ink composition of the present invention comprises n-propanol, a pyrrolidone, a tryglyceride, a terpene phenolic resin, and at least one colorant to yield a detectable color when the ink composition is applied to a writable substrate. Additionally, the ink composition may further comprise at least one of polyether modified dimethylpolysiloxane copolymer and silicone glycol surfactant. Optionally, the ink composition may further comprise water.
    • 本发明涉及一种耐溶剂蒸发的油墨组合物,其可用于可伸缩永久性标记笔中。 通常,本发明的油墨组合物包含正丙醇,吡咯烷酮,甘油三酯,萜烯酚醛树脂和至少一种着色剂,以便当将油墨组合物施加到可写基材时产生可检测的颜色。 另外,油墨组合物还可以包含聚醚改性的二甲基聚硅氧烷共聚物和硅氧烷二醇表面活性剂中的至少一种。 任选地,油墨组合物还可以包含水。