A printing device including an inkjet head 134 including a nozzle plate 3, where the printing device is configured to eject an ink from the inkjet head 134 and the ink includes a colorant, at least one organic solvent, and water, wherein a dynamic surface tension A of the ink at 25°C with a surface lifetime of 15 msec as measured by a maximum bubble pressure method is 34.0 mN/m or less, and the dynamic surface tension A and a static surface tension B of the ink at 25°C satisfy a formula below, 10.0%≥A−B/A+B×100≤19.0%, and wherein a receding contact angle of the ink relative to the nozzle plate 3 is 35° or greater.
一种打印设备,包括喷墨头134,喷墨头134包括喷嘴板3,其中打印设备被配置为从喷墨头134喷出墨水,墨水包括着色剂、至少一种有机溶剂和水,其中通过最大气泡压力法测量的墨水在25°C时表面寿命为15毫秒的动态表面张力A为34. 0 mN/m 或更小,且油墨在 25°C 时的动态表面张力 A 和静态表面张力 B 满足下式,10.0%≥A-B/A+B×100≤19.0%,其中油墨相对于喷嘴板 3 的后退接触角为 35° 或更大。
Ink, ink container, image forming method, image forming apparatus, and image formed matter
申请人:Gotou Hiroshi
公开号:US10190007B2
公开(公告)日:2019-01-29
Provided is an ink containing a colorant, an organic solvent, and water, wherein the ink contains as the organic solvent, at least one kind of an organic solvent having a solubility parameter of greater than or equal to 9 but less than 11.8, wherein a content of the organic solvent having a solubility parameter of greater than or equal to 9 but less than 11.8 is greater than or equal to 20% by mass of a total amount of the ink, wherein a dynamic surface tension A of the ink at 25° C. at a surface lifetime, measured by a maximum foaming pressure method, of 15 msec is less than or equal to 34.0 mN/m, and wherein the dynamic surface tension A and a static surface tension B of the ink at 25° C. satisfy a formula of 10.0%≤[(A−B)/(A+B)]×100≤19.0%.
本发明提供了一种含有着色剂、有机溶剂和水的油墨,其中该油墨含有至少一种溶解度参数大于或等于 9 但小于 11.8 的有机溶剂作为有机溶剂,其中溶解度参数大于或等于 9 但小于 11.8 的有机溶剂的含量大于或等于油墨总量的 20%。其中,具有溶解度参数大于或等于 9 但小于 11.8 的有机溶剂的含量大于或等于油墨总量的 20%(按质量计),其中,油墨在 25°C、表面寿命为 15 毫秒时的动态表面张力 A 小于或等于 34.0 mN/m,其中,油墨在 25°C、动态表面张力 A 和静态表面张力 B 满足 10.0%≤[(A-B)/(A+B)]×100≤19.0%的公式。
Ink, image forming method, and liquid discharging device
申请人:Gotou Hiroshi
公开号:US10266710B2
公开(公告)日:2019-04-23
An ink includes a coloring material, one or more organic solvents, a resin particle including a structure unit having a carboxyl group and a structure unit having an alkoxysilyl group, and water. The one or more organic solvents includes at least one organic solvent having a solubility parameter of 8.96 to less than 11.8. The ink has a dynamic surface tension A of 34.0 mN/m or less for a surface life of 15 msec at 25 degrees C. according to maximum bubble pressure technique. The dynamic surface tension A and a static surface tension B of the ink at 25 degrees C. satisfy the following relation: 10.0 percent≤[(A−B)/(A+B)]×100≤19.0 percent.
一种油墨包括着色材料、一种或多种有机溶剂、包括具有羧基的结构单元和具有烷氧基硅基的结构单元的树脂颗粒以及水。一种或多种有机溶剂包括至少一种溶解度参数为 8.96 至小于 11.8 的有机溶剂。根据最大气泡压力技术,在 25 摄氏度、表面寿命为 15 毫秒时,油墨的动态表面张力 A 为 34.0 毫牛顿/米或更低。油墨在 25 摄氏度时的动态表面张力 A 和静态表面张力 B 满足以下关系式:10.0%≤[(A-B)/(A+B)]×100≤19.0%.
New diphosphonic acid compounds, processes for the preparation thereof and pharmaceutical composition comprising the same
申请人:FUJISAWA PHARMACEUTICAL CO., LTD.
公开号:EP0243173B1
公开(公告)日:1991-06-26
INKJET INK, INKJET RECORDING METHOD, AND INKJET RECORDING DEVICE