Title:
GOLD OR SILVER INK FOR WRITING UTENSILS
Document Type and Number:
Japanese Patent JPS581765
Kind Code:
A
Abstract:
PURPOSE: To provide the titled ink excellent in dispersion stability of metal flake pigment, consisting of metal flake pigment, coumarone resin, aliphatic amide and organic solvent.
CONSTITUTION: The ink is prepared by mixing 40W80wt% organic solvent (e.g. toluene), 10W40wt% metal flake pigment prepared by using fatty acid (e.g. stearic or oleic acid) as lubricating agent, 5W40wt% coumarone resin and 0.01W 5.0wt% aliphatic amide.
EFFECT: The ink gives handwritings free from color shading and having good leafing property and metallic luster.
Inventors:
SANO HIROMI
NAKAGAWA KAZUYA
NISHIWAKI OSAMU
HAMAMOTO HIDETOSHI
NAKAGAWA KAZUYA
NISHIWAKI OSAMU
HAMAMOTO HIDETOSHI
Application Number:
JP10000681A
Publication Date:
January 07, 1983
Filing Date:
June 27, 1981
Export Citation:
Assignee:
PENTEL KK
International Classes:
C09D11/00; C09D11/02; C09D11/16; (IPC1-7): C09D11/16
Next Patent: JPS581766