Title:
OILY INK FOR MARKING PEN
Document Type and Number:
Japanese Patent JPH0532925
Kind Code:
A
Abstract:
PURPOSE: To obtain the title ink preventing reduction in delivery of ink even in allowing a pen point to stand in an exposed state for many hours, not causing unclear calligraphy, comprising a specific aliphatic alcohol, a specific resin, a coloring material and a monoterpene.
CONSTITUTION: The objective ink comprising (A) preferably 2-20wt.% coloring material such as alcohol-soluble dye or pigment, (B) preferably 509-90wt.% ≤4C aliphatic alcohol (e.g. isopropyl alcohol), (C) preferably 1-20wt.% resin such as phenol resin soluble in the alcohol and (D) preferably 1-30wt.% monoterpene such as myrcene.
Inventors:
TAKAHASHI HIROSHI
SATO NAOKI
NASUKAWA MAKOTO
SATO NAOKI
NASUKAWA MAKOTO
Application Number:
JP21461791A
Publication Date:
February 09, 1993
Filing Date:
July 31, 1991
Export Citation:
Assignee:
PENTEL KK
International Classes:
C09D11/16; (IPC1-7): C09D11/16
Next Patent: ERASABLE WATER-SOLUBLE INK COMPOSITION