| 发明名称 | Non-aqueous ink and method of producing same | ||
| 摘要 | A non-aqueous ink comprising a carbon black and a non-aqueous solvent is provided, wherein the carbon black comprises: a carbon black (A) having a primary particle size of at least 18 nm but less than 30 nm, a DBP absorption of at least 80 cm3/100 g but not more than 130 cm3/100 g and a pH of at least 6.0 but not more than 9.0, anda carbon black (B) having a primary particle size of at least 30 nm but not more than 50 nm, a DBP absorption of at least 40 cm3/100 g but less than 80 cm3/100 g and a pH of at least 6.0 but not more than 9.0. | ||
| 申请公布号 | US8967782(B2) | 申请公布日期 | 2015.03.03 |
| 申请号 | US201213545668 | 申请日期 | 2012.07.10 |
| 申请人 | Riso Kagaku Corporation | 发明人 | Shimizu Manami;Watanabe Yoshifumi |
| 分类号 | C09D11/324;B41J2/21;C09D11/32;C09D11/36 | 主分类号 | C09D11/324 |
| 代理机构 | Nath, Goldberg & Meyer | 代理人 | Nath, Goldberg & Meyer ;Meyer Jerald L.;Bernier Katelyn J. |
| 主权项 | 1. A non-aqueous ink comprising a carbon black and a non-aqueous solvent, wherein the carbon black comprises: a carbon black (A) having a primary particle size of at least 18 nm but less than 30 nm, a DBP absorption of at least 80 cm3/100 g but not more than 130 cm3/100 g and a pH of at least 6.0 but not more than 9.0, and a carbon black (B) having a primary particle size of at least 30 nm but not more than 50 nm, a DBP absorption of at least 40 cm3/100 g but less than 80 cm3/100 g and a pH of at least 6.0 but not more than 9.0. | ||
| 地址 | Tokyo JP | ||