公开(公告)号：EP1277812B1

公开(公告)日：2008-12-10

申请号：EP01902699.6

申请日：2001-01-31

申请人： MITSUBISHI PENCIL KABUSHIKI KAISHA

发明人： SUZUKI, Susumu ,  TAKAYANAGI, Toshiaki

IPC分类号： C09D11/18 ,  B43K7/00

CPC分类号： C09D11/18

摘要： An oil-based ink composition which comprises a colorant consisting of a combination of a salt dye constituted of a basic dye and an organic acid with an organic pigment, a butyral resin, and an organic solvent, and which gives color images having excellent long-term stability; and a ball pen which has an ink cartridge filled with the colored oil-based ink composition.

公开(公告)号：EP1277813A1

公开(公告)日：2003-01-22

申请号：EP01915846.8

申请日：2001-03-27

申请人： Mitsubishi Pencil Kabushiki Kaisha

发明人： MORITA, Masaaki ,  SUZUKI, Susumu ,  TAKAYANAGI, Toshiaki ,  KOBAYASHI, Kyoko

IPC分类号： C09D11/18

CPC分类号： C09D11/18

摘要： Provided is an oil based ink for a ball-point pen comprising at least an alcohol-soluble dye, carbon black, a resin and an organic solvent, wherein the carbon black described above has a DBP oil absorption of 80 cc/100 g or less. The carbon black has preferably a particle diameter of 30 mµ or less and a content of 1 to 15 mass % based on the total amount of the ink.

摘要翻译： 提供一种用于圆珠笔的油性油墨，其至少包含醇溶性染料，炭黑，树脂和有机溶剂，其中上述炭黑的DBP吸油量为80cc / 100g以下 。 炭黑的油墨总量优选为30μm以下，粒径为1〜15质量％。

公开(公告)号：EP1277813B1

公开(公告)日：2006-08-23

申请号：EP01915846.8

申请日：2001-03-27

申请人： MITSUBISHI PENCIL KABUSHIKI KAISHA

发明人： MORITA, Masaaki ,  SUZUKI, Susumu ,  TAKAYANAGI, Toshiaki ,  KOBAYASHI, Kyoko

IPC分类号： C09D11/18

CPC分类号： C09D11/18

摘要： An ink for oil-based ball pens, characterized in that it comprises an alcohol-soluble dye, a carbon black, a resin, and an organic solvent and that the carbon black has a DBP absorption of 80 cc/100 g or lower. Preferably, the carbon black has a particle diameter of 30 mu and is contained in an amount of 1 to 15 wt.% based on the ink.

公开(公告)号：EP1277812A1

公开(公告)日：2003-01-22

申请号：EP01902699.6

申请日：2001-01-31

申请人： Mitsubishi Pencil Kabushiki Kaisha

发明人： SUZUKI, Susumu ,  TAKAYANAGI, Toshiaki

IPC分类号： C09D11/18 ,  B43K7/00

CPC分类号： C09D11/18

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.

摘要翻译： 本发明提供在具有随着时间的推移稳定性优异的彩色的油性油墨组合物，含有至少一种着色剂，其包括碱性染料和有机羧酸和有机颜料，缩丁醛树脂和有机溶剂的加酸显色染料 和圆珠笔通过在储墨器与有彩色的上述油性油墨组合物填充特征的。