发明名称 |
Oil-based ink composition and ball pen containing the same |
摘要 |
Provided are an oil-based ink composition of a chromatic color having excellent stability with the passage of time, containing at least a colorant comprising a halochromic dye of a basic dye and an organic acid and an organic pigment, a butyral resin and an organic solvent and a ballpoint pen characterized by filling an ink reservoir with the above oil-based ink composition of a chromatic color.
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申请公布号 |
US2003050363(A1) |
申请公布日期 |
2003.03.13 |
申请号 |
US20020182570 |
申请日期 |
2002.07.31 |
申请人 |
SUZUKI SUSUMU;TAKAYANAGI TOSHIAKI |
发明人 |
SUZUKI SUSUMU;TAKAYANAGI TOSHIAKI |
分类号 |
C09D11/18;(IPC1-7):C03C17/00;C09D5/00 |
主分类号 |
C09D11/18 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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