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RO94476B1 - Direct non-benzidine violet dyestuff and process for preparing the same - Google Patents

Direct non-benzidine violet dyestuff and process for preparing the same

Info

Publication number
RO94476B1
RO94476B1 RO122194A RO12219486A RO94476B1 RO 94476 B1 RO94476 B1 RO 94476B1 RO 122194 A RO122194 A RO 122194A RO 12219486 A RO12219486 A RO 12219486A RO 94476 B1 RO94476 B1 RO 94476B1
Authority
RO
Romania
Prior art keywords
benzidine
preparing
same
direct non
violet dyestuff
Prior art date
Application number
RO122194A
Other languages
Romanian (ro)
Inventor
Iaroslav-Vaclav-Aurel Havlik
Dorin Gageonea
Elena Ciobotea
Viorel-Zoltan Sasca
Original Assignee
Centrul De Chimie
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Centrul De Chimie filed Critical Centrul De Chimie
Priority to RO122194A priority Critical patent/RO94476B1/en
Publication of RO94476B1 publication Critical patent/RO94476B1/en

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Abstract

Inventia se refera la un colorant violet direct nebenzidinic pentru vopsirea fibrelor celulozice si la un procedeu de obtinere a acestuia prin cuplarea alcalina a 4,4'-diaminobenzanilidei cu acid H.The invention relates to a direct nebenzidine purple dye for the dyeing of cellulosic fibers and to a process for the preparation thereof by the alkaline coupling of 4,4'-diaminobenzanilide with H acid.

RO122194A 1986-02-11 1986-02-11 Direct non-benzidine violet dyestuff and process for preparing the same RO94476B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RO122194A RO94476B1 (en) 1986-02-11 1986-02-11 Direct non-benzidine violet dyestuff and process for preparing the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RO122194A RO94476B1 (en) 1986-02-11 1986-02-11 Direct non-benzidine violet dyestuff and process for preparing the same

Publications (1)

Publication Number Publication Date
RO94476B1 true RO94476B1 (en) 1988-07-01

Family

ID=40904239

Family Applications (1)

Application Number Title Priority Date Filing Date
RO122194A RO94476B1 (en) 1986-02-11 1986-02-11 Direct non-benzidine violet dyestuff and process for preparing the same

Country Status (1)

Country Link
RO (1) RO94476B1 (en)

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