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1.发明授权Process for the manufacture of azo dyestuffs using urea as a coupling accelerator 失效使用尿素作为偶联加速剂制造偶氮染料的方法
公开(公告)号：US3406161A
公开(公告)日：1968-10-15
申请号：US48291665
申请日：1965-08-26
Applicant: SANDOZ LTD
Inventor： JACKY DORE , HANS ISCHER , PIERO MADERNI , LUKAS SCHNEIDER , AUGUST SCHWEIZER
CPC classification number: C09B35/36 , C09B31/00 , C09B31/025 , C09B35/00 , C09B41/00 , C09B41/001 , C09B41/004 , C09B45/24
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