Title:
水性ボールペン用インキとこれを用いた水性ボールペン
Document Type and Number:
Japanese Patent JP4402895
Kind Code:
B2
Abstract:
The invention is to provide a water based ink for ball-point pen capable of writing also on a non-permeable surface and ball-point pen using a same ink. In the invention, there are provided a solvent formed by a water and an alcoholic solvent having a vapor pressure at 20 DEG C of 0.5 kPa or higher, a pigment constituting a coloring material, a water-soluble resin constituting a writing fixing agent, and a surfactant of phosphoric acid ester type wherein an ink viscosity at 20 DEG C is within a range of 5 to 30 mPa.s, and ball-point pen using the same ink.
Inventors:
Yoshifumi Ono
Application Number:
JP2003084878A
Publication Date:
January 20, 2010
Filing Date:
March 26, 2003
Export Citation:
Assignee:
Pilot Corporation Co., Ltd.
International Classes:
B43K1/08; C09D11/18; B43K7/00
Domestic Patent References:
| JP63280783A | ||||
| JP11241042A | ||||
| JP11349884A |
Attorney, Agent or Firm:
Hiroshi Arafune
Yoshio Arafune
Yoshio Arafune