| 发明名称 | Inkjet ink, ink cartridge, inkjet recording device, and inkjet printed matter | ||
| 摘要 | Inkjet ink contains a pigment, a hydrosoluble solvent, and water, wherein the pigment is represented by the following chemical formula 1 and has a CuKα X-ray diffraction spectrum having a wavelength of 1.541 Å such that no main peak is observed at a Bragg (2θ±0.2°) angle in a range of 2θ of from 28.0° to 29.0°,;wherein R represents a hydrogen atom, a methyl group, or a chlorine atom. | ||
| 申请公布号 | US9267046(B2) | 申请公布日期 | 2016.02.23 |
| 申请号 | US201514712472 | 申请日期 | 2015.05.14 |
| 申请人 | Ricoh Company, Ltd. | 发明人 | Matsuyama Akihiko;Naruse Mitsuru;Nonogaki Masayasu;Hakiri Minoru;Katoh Keita |
| 分类号 | C09D11/322;C09D11/36;C09D11/326;C08K5/3437 | 主分类号 | C09D11/322 |
| 代理机构 | Oblon, McClelland, Maier & Neustadt, L.L.P. | 代理人 | Oblon, McClelland, Maier & Neustadt, L.L.P. |
| 主权项 | 1. Inkjet ink comprising: a pigment; a hydrosoluble solvent; and water, wherein the pigment comprises a compound of chemical formula 1-1 and has a CuKα X-ray diffraction spectrum having a wavelength of 1.541 Å such that no main peak is observed at a Bragg (2θ±0.2°) angle in a range of 2θ of from 28.0° to 29.0° | ||
| 地址 | Tokyo JP | ||