Diazo dyes for nylon
Abstract
Abstract COMPOUNDS OF THE FORMULA 1-A,(HO3S-),2-((2-B,4-((E,((4-R-PHENYL)-SO3-)PHENYL)- N=N-),5-B1-PHENYL)-N=N-)BENZENE WHEREIN A IS HYDROGEN, LOWER ALKYL SUCH AS METHYL, ETHYL OR PROPYL, LOWER ALKOXY SUCH AS METHOXY, ETHOXY OR BUTOXY, OR CHLORINE; B AND B1 ARE HYDROGEN, LOWER ALKYL SUCH AS METHYL, ETHYL OR BUTYL, OR LOWER ALKOXY SUCH AS METHOXY, ETHOXY OE BUTOXY; E IS HYDROGEN, LOWER ALKYL SUCH AS METHYL, EHTYL OR BUTYL, OR LOWER ALKOXY SUCH AS METHOXY, ETHOXY OR BUTOXY; R IS HYDROGEN, METHYL OR CHLORINE AND (4-R-PHENYL)-SO3- IS EITHER ORTHO OR PARA TO THE AZO LINKAGE; AND SO2H IS EITHER META OR PARA TO THE AZO LINKAGE, PROVIDE YELLOW TO SCARLET SHADES OF GOOD FASTNESS AND DYEING PROPERTIES AND EXCELLENT LEVELING CHARACTERISTICS ON NATURAL AND SYNTHETIC POLYAMIDE FIBERS.
Inventors
- 👤 Hans Alfred Stingl
Bibliographic Details
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