Bis-(triazinylamino)-stilbenesulphonic acids

Details Bis-(triazinylamino)-stilbenesulphonic acids Bis-(triazinylamino)-stilbenesulphonic acids

1977-08-30

1981-02-24

Randolph, John D.

Paper making and fiber liberation

Processes and products

Non-fiber additive

25230123, 542436, 542461, 427158, C07D40312, C09B 2300, D21H 380

Patent

active

042526043

ABSTRACT:
Bis-(triazinylamino)-stilbenesulphonic acids ##STR1## wherein X is optionally substituted NH.sub.2 ##STR2## Y is a radical of formula Z is --COOR.sub.4, --CO--C.sub.m H.sub.2m+1, --CN or ##STR3## R.sub.1 is H, halogen, alkyl or alkoxy, R.sub.2 is H or alkyl,

REFERENCES:
patent: 3018287 (1962-01-01), Fleck
patent: 3600385 (1971-08-01), Loffelman et al.
patent: 3954740 (1976-05-01), Fringeli
Derwent Belgian Patents Report No. 6/69, Gp. 2, p. 2 (1969).

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