| 发明名称 |
ERASABLE INKS, WRITING INSTRUMENTS, AND METHODS |
| 摘要 |
Erasable inks are provided for use in a writing instruments. In one aspect, the inks include a solvent, and, dispersed in the solvent as a colorant, a pigment having a flake-like morphology, the ink being substantially free of other colorants.
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| 申请公布号 |
WO0202700(B1) |
申请公布日期 |
2002.06.27 |
| 申请号 |
WO2001US21025 |
申请日期 |
2001.07.03 |
| 申请人 |
BEROL CORPORATION |
发明人 |
SPENCER, JEAN, L.;CZUBAROW, PAWEL |
| 分类号 |
B43K5/00;B43K7/00;B43K8/02;C09D11/16;C09D11/18;(IPC1-7):C09D11/16 |
主分类号 |
B43K5/00 |
| 代理机构 |
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