Polyester and plastic dyes
Abstract
Abstract 1. A HALOGENATED MIXTURE OF A COMPOUND OF THE FORMULA 1-(R-NH-),4-(HO-),5-Y,8-Z,A,B-ANTHRAQUINONE WHEREIN R IS HYDROGEN OR LOWER ALKYL; ON OF Y AND Z IS INDEPENDENTLY HYDROXY, AMINO OR LOWER ALKYLAMINO; AND THE OTHER Y AND Z IS HYDROXY; ON OF A AND B IS AN ARYLSULFONYL GROUP OF THE FORMULA -O-(R1,R2-PHENYLENE)-SO2-(R3-PHENYLENE)-R4 AND THE OTHER OF A AND B IS HYDROGEN, R1,R2-PHENYL-O- OR -O-(R1,R2-PHENYLENE)-SO2-(R3- PHENYLENE)-R4 A AND B EACH BEING ORTHO TO A HYDROXY GROUP EACH OF R1 AND R2 IS INDEPENDTLY HYDROGEN, CHLORINE BROMINE, LOWER ALKYL OR LOWER ALKOXY; AND EACH OF R3 AND R4 IS INDEPENDENTLY HYDROGEN, CHLORINE, BROMINE, LOWER ALKYL, OR NITRO; EACH AMINOANTHRAQUINONE OF THE MIXTURE HAVING BONDED TO AROMATIC CARBON ATOMS THEREOF AN AVERAGE OF 0.001 TO 4.0 CHLORINE OR BROMINE ATOMS, WHEREIN SAID CHLORINE OR BROMINE IS INTRODUCED AT A POSITON ON SAID AMINOANTHRAQUINONE THROUGH A FRIEDEL-CRAFTS REACTION.
Inventors
- 👤 G Genta
Bibliographic Details
Claims Analysis
Total Claims: 2References Cited (Backward Citations)
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