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Patent Searching and Data


Title:
COLORING COMPOSITION, INKJET INK AND INK-JET RECORDING METHOD
Document Type and Number:
Japanese Patent JP2001294771
Kind Code:
A
Abstract:

To provide a coloring composition having no paper dependence, excellent color development/tone upon printing in any selected paper, excellent water resistance, light-resistance and the like and suitable for an ink which enables high recording density/high image quality or the like.

The coloring composition comprises an oil-soluble dye represented by formula (1) [wherein R1 to R4 are each independently a hydrogen atom or a substituent; R5 and R6 are each independently a hydrogen atom, an alkyl group, an aryl group, a heterocyclic group, an acyl group, an alkanesufonyl group or an arenesulfonyl group; R1 and R2, R2 and R5, R5 and R6, R4 and R6 and/or R3 and R4 may bond with each other to form a ring; p is any integer of 0 to 3; and A is any of the groups represented by formulae (2) to (4)].


Inventors:
NAKAMINE TAKESHI
KIMURA KEIZO
Application Number:
JP2000107769A
Publication Date:
October 23, 2001
Filing Date:
April 10, 2000
Export Citation:
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Assignee:
FUJI PHOTO FILM CO LTD
International Classes:
B41J2/01; B41M5/00; C09B23/00; C09B67/46; C09D11/00; C09D11/328; (IPC1-7): C09B67/46; B41J2/01; B41M5/00; C09B23/00; C09D11/00
Attorney, Agent or Firm:
Atsushi Nakajima (3 outside)