Patent classifications
C
CHEMISTRY; METALLURGY
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C09
DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
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C09B
ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES; , e.g. PIGMENTS; MORDANTS; LAKES
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33/00
Disazo and polyazo dyes of the types A->K<-B, A->B->K<-C, or the like, prepared by diazotising and coupling
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C09B33/18
Trisazo or higher polyazo dyes
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C09B33/28
Tetrazo dyes of the type A->B->K<-C<-D
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C09B33/28

Aqueous additive solution for ink composition, aqueous colorant solution for ink composition, ink composition, ink composition for ink jet recording, and ink jet recording method
12404417 · 2025-09-02 · ·

An aqueous additive solution for an ink composition, containing a compound represented by general formula (A) as defined herein; a compound represented by general formula (II) as defined herein; and water, an aqueous colorant solution for an ink composition, containing a compound represented by general formula (A) as defined herein; a compound represented by general formula (II) as defined herein; water; and a colorant, and an ink composition containing a compound represented by general formula (A) as defined herein; a compound represented by general formula (II) as defined herein.

Aqueous additive solution for ink composition, aqueous colorant solution for ink composition, ink composition, ink composition for ink jet recording, and ink jet recording method
12404417 · 2025-09-02 · ·

An aqueous additive solution for an ink composition, containing a compound represented by general formula (A) as defined herein; a compound represented by general formula (II) as defined herein; and water, an aqueous colorant solution for an ink composition, containing a compound represented by general formula (A) as defined herein; a compound represented by general formula (II) as defined herein; water; and a colorant, and an ink composition containing a compound represented by general formula (A) as defined herein; a compound represented by general formula (II) as defined herein.