Storage stable concentrated aqueous solutions of aminomethylated

Details Storage stable concentrated aqueous solutions of aminomethylated Storage stable concentrated aqueous solutions of aminomethylated

1976-08-06

1978-03-28

Raymond, Richard L.

Bleaching and dyeing; fluid treatment and chemical modification

Treatment of hides, skins, feathers and animal tissues

Tanning

2603145, C09B 4704

Patent

active

040812391

ABSTRACT:
Storage-stable aqueous compositions containing dissolved water-soluble methanesulfonic acid addition salts or mixed methanesulfonic acid-hydrochloric acid addition salts of poly(aminomethylated) metal phthalocyanines, which are prepared by the interaction of methanesulfonic acid and poly(aminomethylated) metal phthalocyanines, are useful for direct dyeing, particularly the dyeing of cellulose.

REFERENCES:
patent: 3954796 (1976-05-01), Kuster
Diserens et al, Chemical Technology of Dyeing and Printing, pp. 8 to 9, Reinhold Publishing Corp. (1948).

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