| 序号 | 专利名 | 申请号 | 申请日 | 公开（公告）号 | 公开（公告）日 | 发明人 |
|---|---|---|---|---|---|---|
| 1 | Phenyl-azo-naphthol lakes | US3523934D | 1967-04-14 | US3523934A | 1970-08-11 | HAUBRICH HEINZ |
| 2 | Calcium or manganese lakes of phenylazo-naphthol acid dyestuffs | US3591576D | 1968-05-24 | US3591576A | 1971-07-06 | HAUBRICH HEINZ |
1-((2-(HO3S-),4-(O2N-)PHENYL)-N=N-),2-HO,3-(HOOC-),6- (HO3S-)NAPHTHALENE ARE PRODUCED FOR USE AS PIGMENT DYESTUFFS, ADAPTED FOR INCORPORATION IN LACQUERS AND VARNISHES, SYNTHETIC MATERIALS, SPINNING MASSES AND IN THE FIELD OF PAPER AND TEXTILE PRINTING. THE LAKES EXHIBIT PARTICULARLY GOOD LIGHT FASTNESS PROPERTIES. CALCIUM OR MANGANESE LAKES OF THE AXO DYESTUFF OF THE FORMULA |
||||||
| 3 | Naphthyl-azo-alpha-hydroxy-naphthoic acid pigments | US3520870D | 1967-05-24 | US3520870A | 1970-07-21 | DOMBROSKI FRANK P |
| 4 | Iron complex azo dyestuffs | US012947 | 1979-02-16 | US4256634A | 1981-03-17 | Hermann Goebel; Kurt Eitel |
| Iron complexes of azo dyestuffs of the formula ##STR1## wherein R.sub.1 and R.sub.2 have the meaning indicated in the description,and their use for dyeing or printing various fibre materials, for example wool, silk and synthetic materials such as Perlon, but especially leather. The dyeings obtained are distinguished by good fastness properties. | ||||||
| 5 | Trifluoromethyl-benzeneazosalicylic acid dyestuffs | US20030462 | 1962-06-06 | US3238189A | 1966-03-01 | MAY ERNEST M; ANDREW FONO |
| 6 | Iron complex of azo dye | JP1627479 | 1979-02-16 | JPS54120635A | 1979-09-19 | HERUMAN GEEBERU; KURUTO AITERU |
| 7 | JPS5649954B2 - | JP1627479 | 1979-02-16 | JPS5649954B2 | 1981-11-26 | |
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