RO85610B1 - Procedeu de preparare a colorantului negru acid cromatabil - Google Patents

Procedeu de preparare a colorantului negru acid cromatabil

Info

Publication number: RO85610B1
Authority: RO; Romania
Prior art keywords: solution; acid; sulfonic acid; chromatable; preparing
Prior art date: 1982-07-23

Application number

RO108232A

Other languages

English (en)

Romanian (ro)

Other versions

RO85610A2 (fr

Inventor

Serban Saidac

Frida Gorun

Mandica Mangu

Ana Rodica Dobrica

Leonard Stefan

Werner Mieskes

Original Assignee

Serban Saidac

Frida Gorun

Mandica Mangu

Ana Rodica Dobrica

Leonard Stefan

Werner Mieskes

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.)

1982-07-23

Filing date

1982-07-23

Publication date

1984-11-30

1982-07-23 Application filed by Serban Saidac, Frida Gorun, Mandica Mangu, Ana Rodica Dobrica, Leonard Stefan, Werner Mieskes filed Critical Serban Saidac

1982-07-23 Priority to RO108232A priority Critical patent/RO85610B1/ro

1984-10-31 Publication of RO85610A2 publication Critical patent/RO85610A2/fr

1984-11-30 Publication of RO85610B1 publication Critical patent/RO85610B1/ro

Links

239000002253 acid Substances 0.000 title abstract 3
239000000975 dye Substances 0.000 title 1
238000004519 manufacturing process Methods 0.000 title 1
ULUIMLJNTCECJU-UHFFFAOYSA-N 3-amino-4-hydroxybenzenesulfonate;hydron Chemical compound NC1=CC(S(O)(=O)=O)=CC=C1O ULUIMLJNTCECJU-UHFFFAOYSA-N 0.000 abstract 2
LPXPTNMVRIOKMN-UHFFFAOYSA-M sodium nitrite Chemical compound [Na+].[O-]N=O LPXPTNMVRIOKMN-UHFFFAOYSA-M 0.000 abstract 2
LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 abstract 1
238000013019 agitation Methods 0.000 abstract 1
239000002518 antifoaming agent Substances 0.000 abstract 1
KRVSOGSZCMJSLX-UHFFFAOYSA-L chromic acid Substances O[Cr](O)(=O)=O KRVSOGSZCMJSLX-UHFFFAOYSA-L 0.000 abstract 1
238000001816 cooling Methods 0.000 abstract 1
AWJWCTOOIBYHON-UHFFFAOYSA-N furo[3,4-b]pyrazine-5,7-dione Chemical compound C1=CN=C2C(=O)OC(=O)C2=N1 AWJWCTOOIBYHON-UHFFFAOYSA-N 0.000 abstract 1
238000000034 method Methods 0.000 abstract 1
230000003472 neutralizing effect Effects 0.000 abstract 1
238000002360 preparation method Methods 0.000 abstract 1
239000011541 reaction mixture Substances 0.000 abstract 1
235000010288 sodium nitrite Nutrition 0.000 abstract 1
HIEHAIZHJZLEPQ-UHFFFAOYSA-M sodium;naphthalene-1-sulfonate Chemical compound [Na+].C1=CC=C2C(S(=O)(=O)[O-])=CC=CC2=C1 HIEHAIZHJZLEPQ-UHFFFAOYSA-M 0.000 abstract 1
239000000080 wetting agent Substances 0.000 abstract 1

Landscapes

Coloring Foods And Improving Nutritive Qualities (AREA)

RO108232A 1982-07-23 1982-07-23 Procedeu de preparare a colorantului negru acid cromatabil RO85610B1 (ro)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
RO108232A RO85610B1 (ro)	1982-07-23	1982-07-23	Procedeu de preparare a colorantului negru acid cromatabil

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
RO108232A RO85610B1 (ro)	1982-07-23	1982-07-23	Procedeu de preparare a colorantului negru acid cromatabil

Publications (2)

Publication Number	Publication Date
RO85610A2 RO85610A2 (fr)	1984-10-31
RO85610B1 true RO85610B1 (ro)	1984-11-30

Family

ID=20111851

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
RO108232A RO85610B1 (ro)	1982-07-23	1982-07-23	Procedeu de preparare a colorantului negru acid cromatabil

Country Status (1)

Country	Link
RO (1)	RO85610B1 (fr)

1982
- 1982-07-23 RO RO108232A patent/RO85610B1/ro unknown

Also Published As

Publication number	Publication date
RO85610A2 (fr)	1984-10-31

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