Title:
BLACK AQUEOUS DYE INK COMPOSITION
Document Type and Number:
Japanese Patent JP3803871
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide an aqueous dye ink composition with which characters or lines not blurred by water are written or drawn on paper, especially which gives handwriting or a drawn picture which is not blurred, for example, when covered with an aqueous paste.
SOLUTION: The black aqueous dye ink composition at least contains water, 2-20 wt.% black dye, 0.02-2 wt.% red dye, and 0.02-2 wt.% aliphatic quaternary ammonium salt.
Inventors:
Satoshi Saito
Application Number:
JP2002286056A
Publication Date:
August 02, 2006
Filing Date:
September 30, 2002
Export Citation:
Assignee:
Pentel Co., Ltd.
International Classes:
C09D11/16; C09D11/17; (IPC1-7): C09D11/16
Domestic Patent References:
JP62000567A | ||||
JP62149770A |
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