RO91009B1 - Procedeu de obtinere a colorantului monozoic c.i. 15710 - Google Patents

Procedeu de obtinere a colorantului monozoic c.i. 15710

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Publication number
RO91009B1
RO91009B1 RO117042A RO11704284A RO91009B1 RO 91009 B1 RO91009 B1 RO 91009B1 RO 117042 A RO117042 A RO 117042A RO 11704284 A RO11704284 A RO 11704284A RO 91009 B1 RO91009 B1 RO 91009B1
Authority
RO
Romania
Prior art keywords
mono
preparing
azo dye
reaction
dye
Prior art date
Application number
RO117042A
Other languages
English (en)
Other versions
RO91009A2 (ro
Inventor
Leonard Stefan
Mandica Mangu
Frida Gorun
Mircea Ruse
Silviu Niculae Ionita
Dionisie Dina
Original Assignee
Institutul De Cercetari Chimice
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 Institutul De Cercetari Chimice filed Critical Institutul De Cercetari Chimice
Priority to RO117042A priority Critical patent/RO91009B1/ro
Publication of RO91009A2 publication Critical patent/RO91009A2/ro
Publication of RO91009B1 publication Critical patent/RO91009B1/ro

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Abstract

Inventia se refera la un procedeu de obtinere a colorantului monoazoic CT. 15710, prin cuplarea alcalina a acidului 6-nitro-1-diazo-2-naftol-4-sulfonic (nitrodiazoxid) cu beta-naftol, în conditii care permit marirea vitezei reactiei de cuplare, reducerea excesului de beta-naftol, reducerea timpului de reactie si marirea randamentului.
RO117042A 1984-12-29 1984-12-29 Procedeu de obtinere a colorantului monozoic c.i. 15710 RO91009B1 (ro)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RO117042A RO91009B1 (ro) 1984-12-29 1984-12-29 Procedeu de obtinere a colorantului monozoic c.i. 15710

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RO117042A RO91009B1 (ro) 1984-12-29 1984-12-29 Procedeu de obtinere a colorantului monozoic c.i. 15710

Publications (2)

Publication Number Publication Date
RO91009A2 RO91009A2 (ro) 1987-02-27
RO91009B1 true RO91009B1 (ro) 1987-02-28

Family

ID=20116237

Family Applications (1)

Application Number Title Priority Date Filing Date
RO117042A RO91009B1 (ro) 1984-12-29 1984-12-29 Procedeu de obtinere a colorantului monozoic c.i. 15710

Country Status (1)

Country Link
RO (1) RO91009B1 (ro)

Also Published As

Publication number Publication date
RO91009A2 (ro) 1987-02-27

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