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公开(公告)号：US3657217A
公开(公告)日：1972-04-18
申请号：US3657217D
申请日：1969-09-08
Applicant: BASF AG
Inventor： HILLER HEINRICH , PFITZNER HELMUT
CPC classification number: C09B45/16 , C09B27/00 , C09B63/005
Abstract: PIGMENT DYES DERIVED FROM AN ORTHODICARVONYL COMPOUND, A PHENYLHYDRAZINE ORTHO-SULFONIC ACID AND A METAL SALT; THEY ARE USEFUL ESPECIALLY FOR PRODUCING PRINTING INKS FOR PAPER AND TEXTILE MATERIAL.
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