DE121438C - - Google Patents

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Publication number

DE121438C

DE121438C DENDAT121438D DE121438DA DE121438C DE 121438 C DE121438 C DE 121438C DE NDAT121438 D DENDAT121438 D DE NDAT121438D DE 121438D A DE121438D A DE 121438DA DE 121438 C DE121438 C DE 121438C

Authority

DE

Germany

Prior art keywords

acid

black

blue

precipitation

dyes

Prior art date

Legal status (The legal status 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 status listed.)

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• 239000000975 dye Substances 0.000 claims description 15
• 239000002253 acid Substances 0.000 claims description 10
• 238000000034 method Methods 0.000 claims description 4
• 125000001989 1,3-phenylene group Chemical group [H]C1=C([H])C([*:1])=C([H])C([*:2])=C1[H] 0.000 claims description 3
• -1 Polyazo Polymers 0.000 claims description 2
• 238000001556 precipitation Methods 0.000 description 11
• VOZKAJLKRJDJLL-UHFFFAOYSA-N 2,4-diaminotoluene Chemical compound CC1=CC=C(N)C=C1N VOZKAJLKRJDJLL-UHFFFAOYSA-N 0.000 description 7
• VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 6
• ZYECOAILUNWEAL-NUDFZHEQSA-N (4z)-4-[[2-methoxy-5-(phenylcarbamoyl)phenyl]hydrazinylidene]-n-(3-nitrophenyl)-3-oxonaphthalene-2-carboxamide Chemical compound COC1=CC=C(C(=O)NC=2C=CC=CC=2)C=C1N\N=C(C1=CC=CC=C1C=1)/C(=O)C=1C(=O)NC1=CC=CC([N+]([O-])=O)=C1 ZYECOAILUNWEAL-NUDFZHEQSA-N 0.000 description 5
• 239000000843 powder Substances 0.000 description 5
• ORFSSYGWXNGVFB-UHFFFAOYSA-N sodium 4-amino-6-[[4-[4-[(8-amino-1-hydroxy-5,7-disulfonaphthalen-2-yl)diazenyl]-3-methoxyphenyl]-2-methoxyphenyl]diazenyl]-5-hydroxynaphthalene-1,3-disulfonic acid Chemical compound COC1=C(C=CC(=C1)C2=CC(=C(C=C2)N=NC3=C(C4=C(C=C3)C(=CC(=C4N)S(=O)(=O)O)S(=O)(=O)O)O)OC)N=NC5=C(C6=C(C=C5)C(=CC(=C6N)S(=O)(=O)O)S(=O)(=O)O)O.[Na+] ORFSSYGWXNGVFB-UHFFFAOYSA-N 0.000 description 5
• XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
• WZCQRUWWHSTZEM-UHFFFAOYSA-N 1,3-phenylenediamine Chemical compound NC1=CC=CC(N)=C1 WZCQRUWWHSTZEM-UHFFFAOYSA-N 0.000 description 4
• 229920000742 Cotton Polymers 0.000 description 4
• 229940018564 m-phenylenediamine Drugs 0.000 description 4
• HBZVNWNSRNTWPS-UHFFFAOYSA-N 6-amino-4-hydroxynaphthalene-2-sulfonic acid Chemical compound C1=C(S(O)(=O)=O)C=C(O)C2=CC(N)=CC=C21 HBZVNWNSRNTWPS-UHFFFAOYSA-N 0.000 description 3
• CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 3
• HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
• 239000000446 fuel Substances 0.000 description 3
• QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
• 238000004040 coloring Methods 0.000 description 2
• LPXPTNMVRIOKMN-UHFFFAOYSA-M sodium nitrite Chemical compound [Na+].[O-]N=O LPXPTNMVRIOKMN-UHFFFAOYSA-M 0.000 description 2
• LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 description 1
• 125000002777 acetyl group Chemical group [H]C([H])([H])C(*)=O 0.000 description 1
• 150000007513 acids Chemical class 0.000 description 1
• 239000000654 additive Substances 0.000 description 1
• 230000000996 additive effect Effects 0.000 description 1
• 238000009835 boiling Methods 0.000 description 1
• 238000001816 cooling Methods 0.000 description 1
• 239000013067 intermediate product Substances 0.000 description 1
• 230000035484 reaction time Effects 0.000 description 1
• 150000003839 salts Chemical class 0.000 description 1
• 235000011121 sodium hydroxide Nutrition 0.000 description 1
• 235000010288 sodium nitrite Nutrition 0.000 description 1
• GRVFOGOEDUUMBP-UHFFFAOYSA-N sodium sulfide (anhydrous) Chemical compound [Na+].[Na+].[S-2] GRVFOGOEDUUMBP-UHFFFAOYSA-N 0.000 description 1
• QPILZZVXGUNELN-UHFFFAOYSA-M sodium;4-amino-5-hydroxynaphthalene-2,7-disulfonate;hydron Chemical compound [Na+].OS(=O)(=O)C1=CC(O)=C2C(N)=CC(S([O-])(=O)=O)=CC2=C1 QPILZZVXGUNELN-UHFFFAOYSA-M 0.000 description 1
• 125000000020 sulfo group Chemical group O=S(=O)([*])O[H] 0.000 description 1
• 150000003460 sulfonic acids Chemical class 0.000 description 1
• XOSXWYQMOYSSKB-LDKJGXKFSA-L water blue Chemical compound CC1=CC(/C(\C(C=C2)=CC=C2NC(C=C2)=CC=C2S([O-])(=O)=O)=C(\C=C2)/C=C/C\2=N\C(C=C2)=CC=C2S([O-])(=O)=O)=CC(S(O)(=O)=O)=C1N.[Na+].[Na+] XOSXWYQMOYSSKB-LDKJGXKFSA-L 0.000 description 1

Cited By (1)