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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29/00
Monoazo dyes prepared by diazotising and coupling
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C09B29/34
from other coupling components
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C09B29/3604
containing only a nitrogen as heteroatom
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C09B29/3665
containing a six-membered heterocyclic ring with two nitrogen atoms
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C09B29/3669

Storage-stable dye solutions
10392514 · 2019-08-27 · ·

The present invention relates to storage-stable dye salts, solutions and compositions thereof a process for their preparation and their use for dyeing and/or printing substrates.

STORAGE-STABLE DYE SOLUTIONS
20170022366 · 2017-01-26 ·

The present invention relates to storage-stable dye salts, solutions and compositions thereof a process for their preparation and their use for dyeing and/or printing substrates.