| 发明名称 |
INK COMPOSITION FOR AQUEOUS INK BALL POINT PEN |
| 摘要 |
Provided are an ink composition for an aqueous ink ball point pen, which contains modified polyvinyl alcohol and at least one selected from boric acid and salts thereof, and an aqueous ink ball point pen charged with the ink composition, wherein the boric acid and the salts thereof are preferably at least one selected from boric acid, alkali metal salts of boric acid and ammonium salts of boric acid. |
| 申请公布号 |
US2015093176(A1) |
申请公布日期 |
2015.04.02 |
| 申请号 |
US201414495471 |
申请日期 |
2014.09.24 |
| 申请人 |
MITSUBISHI PENCIL COMPANY, LIMITED |
发明人 |
KOBAYASHI Yusuke;SAKANE Noriko;AKAKI Tomoyuki |
| 分类号 |
C09D11/18;C08K13/02;B43K1/08;C09D129/04 |
主分类号 |
C09D11/18 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. An ink composition for an aqueous ink ball point pen, wherein the ink composition comprises modified polyvinyl alcohol and at least one selected from boric acid and salts thereof. |
| 地址 |
Shinagawa-ku JP |
