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公开(公告)号：US3708596A
公开(公告)日：1973-01-02
申请号：US3708596D
申请日：1970-12-16
Applicant: HOECHST AG
Inventor： HAPPE W , SCHLADETSCH H
Abstract: DISAZO DYESTUFFS OF THE GENERAL FORMULA
1-(PHENYL-N=N-),4-((4-(HO-A-O-)PHENYL)-N=N-)NAPHTHALENE
WHEREIN A IS AN ALKYLENE GROUP, WHICH DYESTUFFS GIVE ORANGE SHADES AND ARE USED FOR DYEING AND PRINTING TEXTILE FIBROUS MATRIALS, ESPECIALLY POLYETHYLENE GLYCOL TEREPHTHALATES.
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