Flame retarding antimicrobial halogenated azo dyestuffs
AssigneeTsentralny Nauchnoissledovatelsky Institut Shersti
InventorsIrina N. Gorbacheva, Ljudmila M. Sukhova, Zinaida J. Kozinda, Vladislav L. Molokov, Lev T. Antonov, Vadim D. Simonov, Viktor A. Chertov, Semen I. Dvoskin, Raisa S. Veseneva
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Abstract
The halogenated azo dyestuffs of the present invention possess fire-proofing and antimicrobial properties and have the following general formula: ##STR1##
Claims6
Halogenated azo dyestuff possessing flame-resistant and antimicrobial properties and being of the formula:
- A--N.dbd.N--B
- wherein ##STR5##
The halogenated azo dyestuff which is N-(4'-hydroxyphenyl)-1,4,5,6,7,7-hexachlorobicyclo-(2,2,1)-5-Heptenedicarb oxyimidoazobenzene-4'-sulphonate.
The halogenated azo dyestuff which is disodium 2-hydroxy-1-(2'-methyl-5'-(1,4,5,6,7,7-hexachloro)-bicyclo-(2,2,1)-5-hepte ne-2,3-dicarboxyimide)-benzeneazonaphthalene-3,6-disulphonate.
The halogenated azo dyestuff which is disodium 7,7'-ureylene-2-5,5'-hydroxy-6,6'(2'-methyl-5'-(1,3,5,6,7,7'-hexachlorobic yclo-(2,2,1)-5-heptene-2,3-dicarboxyimide)-benzeneazonaphthalenesulphonic acid.
The halogenated azo dyestuff which is disodium 4,4'-bis-(2'-hydroxy-5'-(1,4,5,6,7,7'-hexachlorobicyclo-(2,2,1)-5-heptene- 2,3-dicarboxyimide)-benzenazo-biphenyl-2,2'-disulphonate.
Dependencies are inferred from the claim text.