Water-soluble polymeric colorants containing anionic water-solub

Details Water-soluble polymeric colorants containing anionic water-solub Water-soluble polymeric colorants containing anionic water-solub

1976-11-18

1979-09-25

Higel, Floyd D.

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

260144, 260208, 546167, 260326C, 260369, 260378, 260374, 546100, C09B 524, C09B 132, C09B 3130, C09B 4300

Patent

active

041692039

ABSTRACT:
Acetylation of residual primary and secondary alkyl amine groups present in the structure of polymeric colorants and the acetylated colorant products are disclosed. The acetylation is a post production step. The acetylation improves the colorants' water solubility.

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Korshak et al., Index Chemicus, vol. 38, #90867, (1968).

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