Title:
筆記具用水性インク組成物
Document Type and Number:
Japanese Patent JP6851157
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide an aqueous ink composition for writing instruments having excellent clear drain properties and stability.SOLUTION: An aqueous ink composition for writing instruments contains water, and a microsphere having a matrix composed of a polymer, a resin having an OH group, and a water-insoluble dye.SELECTED DRAWING: None
Inventors:
Kosuke Ogura
Application Number:
JP2016166627A
Publication Date:
March 31, 2021
Filing Date:
August 29, 2016
Export Citation:
Assignee:
MITSUBISHI PENCIL CO.,LTD.
International Classes:
C09D11/17; B43K7/02; B43K8/02
Foreign References:
| WO2015111744A1 |
Attorney, Agent or Firm:
Atsushi Aoki
Shinji Mitsuhashi
Kentaro Ito
Yoshitaka Kurata
Shinji Mitsuhashi
Kentaro Ito
Yoshitaka Kurata