RO93347B1 - Colorant direct violet nebenzidinic si procedeu de obtinere a acestuia - Google Patents

Colorant direct violet nebenzidinic si procedeu de obtinere a acestuia

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Publication number
RO93347B1
RO93347B1 RO121429A RO12142985A RO93347B1 RO 93347 B1 RO93347 B1 RO 93347B1 RO 121429 A RO121429 A RO 121429A RO 12142985 A RO12142985 A RO 12142985A RO 93347 B1 RO93347 B1 RO 93347B1
Authority
RO
Romania
Prior art keywords
benzidinic
preparing
same
colouring agent
violet
Prior art date
Application number
RO121429A
Other languages
English (en)
Other versions
RO93347A2 (ro
Inventor
Iaroslav Vaclav Aurel Havlik
Dorin Gageonea
Carmen Daniela Olariu
Original Assignee
Centrul De Chimie Timisoara
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 Timisoara filed Critical Centrul De Chimie Timisoara
Priority to RO121429A priority Critical patent/RO93347B1/ro
Publication of RO93347A2 publication Critical patent/RO93347A2/ro
Publication of RO93347B1 publication Critical patent/RO93347B1/ro

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Abstract

Inventia se refera la un colorant direct violet nebenzidinic pentru vopsirea fibrelor celulozice de amestec si la un procedeu de obtinere a acestuia prin monocuplarea alcalina a 4,4'-diamonobenzanilidei bis-diazotate cu acidul 1-amino-8-naftol-3,6-disulfonic (acid H) urmata de cuplarea alcalina a diazoazoderivatului format cu acidul 2-amino-8-naftol-6-sulfonic (acid gama).
RO121429A 1985-12-27 1985-12-27 Colorant direct violet nebenzidinic si procedeu de obtinere a acestuia RO93347B1 (ro)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RO121429A RO93347B1 (ro) 1985-12-27 1985-12-27 Colorant direct violet nebenzidinic si procedeu de obtinere a acestuia

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RO121429A RO93347B1 (ro) 1985-12-27 1985-12-27 Colorant direct violet nebenzidinic si procedeu de obtinere a acestuia

Publications (2)

Publication Number Publication Date
RO93347A2 RO93347A2 (ro) 1987-12-31
RO93347B1 true RO93347B1 (ro) 1988-01-01

Family

ID=20118611

Family Applications (1)

Application Number Title Priority Date Filing Date
RO121429A RO93347B1 (ro) 1985-12-27 1985-12-27 Colorant direct violet nebenzidinic si procedeu de obtinere a acestuia

Country Status (1)

Country Link
RO (1) RO93347B1 (ro)

Also Published As

Publication number Publication date
RO93347A2 (ro) 1987-12-31

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